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- Committer: Jeff Licquia
- Date: 2009-12-01 02:17:33 UTC
- Revision ID: jeff@licquia.org-20091201021733-3wwc7cdytdzz7hwo
Initial version.
This contains the spec, as mirrored from the ALSA site, and as run
through KompoZer (so its gratuitous format changes are already there).
This contains the spec, as mirrored from the ALSA site, and as run
through KompoZer (so its gratuitous format changes are already there).
- files added:
- spec
added
removed
spec/group___control.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<html><head>
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<meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>ALSA project - the C library reference: Control Interface</title>
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<link href="doxygen.css" rel="stylesheet" type="text/css">
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<link href="tabs.css" rel="stylesheet" type="text/css"></head><body>
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<!-- Generated by Doxygen 1.5.0 -->
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<div class="tabs">
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<ul>
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<li><a href="index.html"><span>Main Page</span></a></li>
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<li><a href="modules.html"><span>Modules</span></a></li>
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<li><a href="annotated.html"><span>Data Structures</span></a></li>
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<li><a href="files.html"><span>Files</span></a></li>
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<li><a href="pages.html"><span>Related Pages</span></a></li>
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<li><a href="examples.html"><span>Examples</span></a></li>
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</ul></div>
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<h1>Control Interface</h1><table border="0" cellpadding="0" cellspacing="0">
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<tbody><tr><td><br>
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</td></tr>
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<tr><td colspan="2"><br><h2>Modules</h2></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___h_control.html">High level Control Interface</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___s_control.html">Setup Control Interface</a></td></tr>
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<tr><td colspan="2"><br><h2>Data Structures</h2></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">struct </td><td class="memItemRight" valign="bottom"><a class="el" href="structsnd__aes__iec958.html">snd_aes_iec958</a></td></tr>
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<tr><td colspan="2"><br><h2>Defines</h2></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gea32c77baf04f60abff1110417418f8f">SND_CONTROL_DLSYM_VERSION</a> _dlsym_control_001</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gcce091d3716682bc23d8a4b833e434fa">SND_CTL_EVENT_MASK_REMOVE</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf8c94abcf943d3070a418659bd288a64">SND_CTL_EVENT_MASK_VALUE</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge1073645081fac21ef7ed8cbb83273e4">SND_CTL_EVENT_MASK_INFO</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5363f66de356e642df58ea13a98dc515">SND_CTL_EVENT_MASK_ADD</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gfc7f39f40b7fa92b6fe52ddd4faa2669">SND_CTL_EVENT_MASK_TLV</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gca2e910ff41920fdfd7d3438d25efe4f">SND_CTL_NAME_NONE</a> ""</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gee78f26ebd61724f63de752daf9fb5b7">SND_CTL_NAME_PLAYBACK</a> "Playback "</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc097f557ebca454d28cd3907603fc200">SND_CTL_NAME_CAPTURE</a> "Capture "</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd85a2fd8ac70ef9920e51429c295dbb6">SND_CTL_NAME_IEC958_NONE</a> ""</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5e80fb8074f4c46c20bd8643d4bd8f01">SND_CTL_NAME_IEC958_SWITCH</a> "Switch"</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g110db3b82547b9adc68d7bddf5753429">SND_CTL_NAME_IEC958_VOLUME</a> "Volume"</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g02ecf52b94a5b92530efcf9940b25848">SND_CTL_NAME_IEC958_DEFAULT</a> "Default"</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf3365b35cc6bf28f6a18fd52487b9faa">SND_CTL_NAME_IEC958_MASK</a> "Mask"</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gbf9d999dde40d6ab9a350d8f1eefb5a7">SND_CTL_NAME_IEC958_CON_MASK</a> "Con Mask"</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge2016f5bf0d3f832300b89647b4cd2d0">SND_CTL_NAME_IEC958_PRO_MASK</a> "Pro Mask"</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g1959631668e7d6a6c5fadfab63fcbc74">SND_CTL_NAME_IEC958_PCM_STREAM</a> "PCM Stream"</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g550f0a9f82752dbd734aba9867c7f13a">SND_CTL_NAME_IEC958</a>(expl, direction, what) "IEC958 " expl SND_CTL_NAME_##direction SND_CTL_NAME_IEC958_##what</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g1095126a9c336ab8649f77664b84ffed">SND_CTL_POWER_MASK</a> 0xff00</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gfad188663bcc3090a8107c498cfbf5d0">SND_CTL_POWER_D0</a> 0x0000</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g35265befb4535956714be32920c78297">SND_CTL_POWER_D1</a> 0x0100</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb95e3b2ea61fe588199bda3a1f2d26b7">SND_CTL_POWER_D2</a> 0x0200</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g0c7be51e842ea5333a51d35dcba84ddd">SND_CTL_POWER_D3</a> 0x0300</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd84936642becf3077092ea48bb64ebda">SND_CTL_POWER_D3hot</a> (SND_CTL_POWER_D3|0x0000)</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb53b48e8ca639180c707b645af65337f">SND_CTL_POWER_D3cold</a> (SND_CTL_POWER_D3|0x0001)</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g145cd2efa9ac984bf0d49c4493627e68">SND_CTL_TLVT_CONTAINER</a> 0x0000</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2039eb986a4376cc0c416c75a4e08e2d">SND_CTL_TLVT_DB_SCALE</a> 0x0001</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g060162fb7e452b4f67f6b1e467d22e14">SND_CTL_TLVT_DB_LINEAR</a> 0x0002</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g255317561a4762dce4f50a10f77884f8">SND_CTL_TLVT_DB_RANGE</a> 0x0003</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ged16bd0b1f1a47b2bb5d487114042ab4">SND_CTL_TLVT_DB_MINMAX</a> 0x0004</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g7243a4a717258108d1ab2eb8db2b6f50">SND_CTL_TLVT_DB_MINMAX_MUTE</a> 0x0005</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2acc958ac36458dc2498a2450edb2811">SND_CTL_TLV_DB_GAIN_MUTE</a> -9999999</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5586bc148cc719502294277c91a89ff5">SND_CTL_NONBLOCK</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g65f5927f20d2ee013b69b6df7f0f4087">SND_CTL_ASYNC</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g73d8edc6cb2b5fa6a3064f93876659cb">SND_CTL_READONLY</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge29b38562448b38dc36af5b6ca027536">SND_SCTL_NOFREE</a> 0x0001</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g85dc8bfb083e0ffea71aa5b03e058699">snd_ctl_elem_id_alloca</a>(ptr)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> using standard alloca <a href="#g85dc8bfb083e0ffea71aa5b03e058699"></a><br></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g1eb001c45296218a2db4c2830f1deb98">snd_ctl_card_info_alloca</a>(ptr)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> using standard alloca <a href="#g1eb001c45296218a2db4c2830f1deb98"></a><br></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g8a80fddea66dd980ef5dd22d88296a65">snd_ctl_event_alloca</a>(ptr)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> using standard alloca <a href="#g8a80fddea66dd980ef5dd22d88296a65"></a><br></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g7facaf005846bdd7f145d9c807be3189">snd_ctl_elem_list_alloca</a>(ptr)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> using standard alloca <a href="#g7facaf005846bdd7f145d9c807be3189"></a><br></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g4763532de8046f84c0d9494cd209d885">snd_ctl_elem_info_alloca</a>(ptr)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> using standard alloca <a href="#g4763532de8046f84c0d9494cd209d885"></a><br></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6e4c8a7a9c7bbeacb7bc3997b2b86acf">snd_ctl_elem_value_alloca</a>(ptr)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> using standard alloca <a href="#g6e4c8a7a9c7bbeacb7bc3997b2b86acf"></a><br></td></tr>
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<tr><td colspan="2"><br><h2>Typedefs</h2></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef <a class="el" href="structsnd__aes__iec958.html">snd_aes_iec958</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g9da73cdacfd94eaa6863cea72f978ddf">snd_aes_iec958_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef _snd_ctl_card_info </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef _snd_ctl_elem_id </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef _snd_ctl_elem_list </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef _snd_ctl_elem_info </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef _snd_ctl_elem_value </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef _snd_ctl_event </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef enum <a class="el" href="group___control.html#g687044a5222c1292cca47941081e3147">_snd_ctl_elem_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g8b0f958478e42ae386d4812de9f557e8">snd_ctl_elem_type_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef enum <a class="el" href="group___control.html#gcad203f0331afeeadcb127e8a367a06b">_snd_ctl_elem_iface</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef enum <a class="el" href="group___control.html#g36f1fdb68b0243d8fc6642620008dad9">_snd_ctl_event_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#geb316edaa7cbf04002c7539e653e1062">snd_ctl_event_type_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef enum <a class="el" href="group___control.html#g2db031e865355606639c5ec065711e78">_snd_ctl_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g7a2cbe28de2a12d5dbb22c5756e33dd1">snd_ctl_type_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef _snd_ctl </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">typedef _snd_sctl </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g69ede2c8eae4a6b5bd174be1e38ccf69">snd_sctl_t</a></td></tr>
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<tr><td colspan="2"><br><h2>Enumerations</h2></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g687044a5222c1292cca47941081e3147">_snd_ctl_elem_type</a> { <br>
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<a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31474a8e5fc1e83f7c800c347c741fa53cfc">SND_CTL_ELEM_TYPE_NONE</a> = 0,
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<a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31478e05d647fb883e11354c833a93337ee4">SND_CTL_ELEM_TYPE_BOOLEAN</a>,
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<a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a>,
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<a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a>,
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<br>
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<a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a>,
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<a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31474794db2c2b7cc3a29038478cdec1a8ca">SND_CTL_ELEM_TYPE_IEC958</a>,
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<a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a>,
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<b>SND_CTL_ELEM_TYPE_LAST</b> = SND_CTL_ELEM_TYPE_INTEGER64
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<br>
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}</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gcad203f0331afeeadcb127e8a367a06b">_snd_ctl_elem_iface</a> { <br>
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<a class="el" href="group___control.html#ggcad203f0331afeeadcb127e8a367a06bd352f7119ede3a5598aac10ae77da18a">SND_CTL_ELEM_IFACE_CARD</a> = 0,
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<a class="el" href="group___control.html#ggcad203f0331afeeadcb127e8a367a06baa6a128d104f13245cc1337edd7bed15">SND_CTL_ELEM_IFACE_HWDEP</a>,
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<a class="el" href="group___control.html#ggcad203f0331afeeadcb127e8a367a06b396c56a422856d89e634708eb1513a26">SND_CTL_ELEM_IFACE_MIXER</a>,
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<a class="el" href="group___control.html#ggcad203f0331afeeadcb127e8a367a06b60af44ed4d90dede9df5611138c8dd8d">SND_CTL_ELEM_IFACE_PCM</a>,
165
<br>
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<a class="el" href="group___control.html#ggcad203f0331afeeadcb127e8a367a06b0bc1d02da142375e2744364768cfadc1">SND_CTL_ELEM_IFACE_RAWMIDI</a>,
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<a class="el" href="group___control.html#ggcad203f0331afeeadcb127e8a367a06b97aea086b81ab92a5d587df62436056f">SND_CTL_ELEM_IFACE_TIMER</a>,
168
<a class="el" href="group___control.html#ggcad203f0331afeeadcb127e8a367a06bf6837112b9d848b001eb5e6e196a1f9c">SND_CTL_ELEM_IFACE_SEQUENCER</a>,
169
<b>SND_CTL_ELEM_IFACE_LAST</b> = SND_CTL_ELEM_IFACE_SEQUENCER
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<br>
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}</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g36f1fdb68b0243d8fc6642620008dad9">_snd_ctl_event_type</a> { <a class="el" href="group___control.html#gg36f1fdb68b0243d8fc6642620008dad9dc03168a04b5884b7c8283361033fbb2">SND_CTL_EVENT_ELEM</a> = 0,
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<b>SND_CTL_EVENT_LAST</b> = SND_CTL_EVENT_ELEM
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}</td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">enum </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2db031e865355606639c5ec065711e78">_snd_ctl_type</a> { <a class="el" href="group___control.html#gg2db031e865355606639c5ec065711e7865612b0185e3db34affbd7ed618998a5">SND_CTL_TYPE_HW</a>,
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<a class="el" href="group___control.html#gg2db031e865355606639c5ec065711e78f6d5a61f37f2d73781e8f260b8b18b2c">SND_CTL_TYPE_SHM</a>,
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<a class="el" href="group___control.html#gg2db031e865355606639c5ec065711e780b30171d424d3152fd5630fca5b9ecb4">SND_CTL_TYPE_INET</a>,
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<a class="el" href="group___control.html#gg2db031e865355606639c5ec065711e7838fcc3c51e18162bc085c56cf89a8faa">SND_CTL_TYPE_EXT</a>
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}</td></tr>
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<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2fdc6a46ac3ddfe172693f266b0a58ee">snd_card_load</a> (int card)</td></tr>
185
186
<tr><td class="mdescLeft"> </td><td class="mdescRight">Try to load the driver for a card. <a href="#g2fdc6a46ac3ddfe172693f266b0a58ee"></a><br></td></tr>
187
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ga45d18d26b11bcfdd2ba40f30a56c46a">snd_card_next</a> (int *card)</td></tr>
188
189
<tr><td class="mdescLeft"> </td><td class="mdescRight">Try to determine the next card. <a href="#ga45d18d26b11bcfdd2ba40f30a56c46a"></a><br></td></tr>
190
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge6399e627ae738cd123a61b781c015c4">snd_card_get_index</a> (const char *name)</td></tr>
191
192
<tr><td class="mdescLeft"> </td><td class="mdescRight">Convert card string to an integer value. <a href="#ge6399e627ae738cd123a61b781c015c4"></a><br></td></tr>
193
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g9a8f8e8cf1292392008c6c47e20e22c9">snd_card_get_name</a> (int card, char **name)</td></tr>
194
195
<tr><td class="mdescLeft"> </td><td class="mdescRight">Obtain the card name. <a href="#g9a8f8e8cf1292392008c6c47e20e22c9"></a><br></td></tr>
196
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb1f3b4470a304505f5859d5955a03ce9">snd_card_get_longname</a> (int card, char **name)</td></tr>
197
198
<tr><td class="mdescLeft"> </td><td class="mdescRight">Obtain the card long name. <a href="#gb1f3b4470a304505f5859d5955a03ce9"></a><br></td></tr>
199
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gceb9a23613885d5217e15629450ccf2c">snd_device_name_hint</a> (int card, const char *iface, void ***hints)</td></tr>
200
201
<tr><td class="mdescLeft"> </td><td class="mdescRight">Return string list with device name hints. <a href="#gceb9a23613885d5217e15629450ccf2c"></a><br></td></tr>
202
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb04e1e8ca97e03ce0ae32a867778b10e">snd_device_name_free_hint</a> (void **hints)</td></tr>
203
204
<tr><td class="mdescLeft"> </td><td class="mdescRight">Free a string list with device name hints. <a href="#gb04e1e8ca97e03ce0ae32a867778b10e"></a><br></td></tr>
205
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g89654b540632851f112745d07804cda7">snd_device_name_get_hint</a> (const void *hint, const char *id)</td></tr>
206
207
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a hint Free a string list with device name hints. <a href="#g89654b540632851f112745d07804cda7"></a><br></td></tr>
208
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g22f42c2f2d87ba35139b7de50effc567">snd_ctl_open</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> **ctl, const char *name, int mode)</td></tr>
209
210
<tr><td class="mdescLeft"> </td><td class="mdescRight">Opens a CTL. <a href="#g22f42c2f2d87ba35139b7de50effc567"></a><br></td></tr>
211
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g11a7d33017db952b9f42008f004b9dc6">snd_ctl_open_lconf</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> **ctl, const char *name, int mode, <a class="el" href="group___config.html#gb7dc173feea5bedcd999bba678eb53a7">snd_config_t</a> *lconf)</td></tr>
212
213
<tr><td class="mdescLeft"> </td><td class="mdescRight">Opens a CTL using local configuration. <a href="#g11a7d33017db952b9f42008f004b9dc6"></a><br></td></tr>
214
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g3deb61d661dedda3bb79d5cc6989a87c">snd_ctl_close</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl)</td></tr>
215
216
<tr><td class="mdescLeft"> </td><td class="mdescRight">close CTL handle <a href="#g3deb61d661dedda3bb79d5cc6989a87c"></a><br></td></tr>
217
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd6dc5e34dfe46b6f45a3c439d6ba42d1">snd_ctl_nonblock</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, int nonblock)</td></tr>
218
219
<tr><td class="mdescLeft"> </td><td class="mdescRight">set nonblock mode <a href="#gd6dc5e34dfe46b6f45a3c439d6ba42d1"></a><br></td></tr>
220
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc6043c5e6f543bbb370e731f6b99fe38">snd_async_add_ctl_handler</a> (<a class="el" href="group___global.html#ga966cc0e80d3b8f070437c851114d5a5">snd_async_handler_t</a> **handler, <a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___global.html#gc2c426c7ea09cdcc0cdb398660104baa">snd_async_callback_t</a> callback, void *private_data)</td></tr>
221
222
<tr><td class="mdescLeft"> </td><td class="mdescRight">Add an async handler for a CTL. <a href="#gc6043c5e6f543bbb370e731f6b99fe38"></a><br></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb0a6ac7aa353b6533d9ba002e2b839fa">snd_async_handler_get_ctl</a> (<a class="el" href="group___global.html#ga966cc0e80d3b8f070437c851114d5a5">snd_async_handler_t</a> *handler)</td></tr>
224
225
<tr><td class="mdescLeft"> </td><td class="mdescRight">Return CTL handle related to an async handler. <a href="#gb0a6ac7aa353b6533d9ba002e2b839fa"></a><br></td></tr>
226
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc920dd42059e0700840642ad36c30597">snd_ctl_poll_descriptors_count</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl)</td></tr>
227
228
<tr><td class="mdescLeft"> </td><td class="mdescRight">get count of poll descriptors for CTL handle <a href="#gc920dd42059e0700840642ad36c30597"></a><br></td></tr>
229
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g670abfcc404b38fa80af355141aec9ea">snd_ctl_poll_descriptors</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, struct pollfd *pfds, unsigned int space)</td></tr>
230
231
<tr><td class="mdescLeft"> </td><td class="mdescRight">get poll descriptors <a href="#g670abfcc404b38fa80af355141aec9ea"></a><br></td></tr>
232
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ga70244cf1d5abccf0534642a84f93a84">snd_ctl_poll_descriptors_revents</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, struct pollfd *pfds, unsigned int nfds, unsigned short *revents)</td></tr>
233
234
<tr><td class="mdescLeft"> </td><td class="mdescRight">get returned events from poll descriptors <a href="#ga70244cf1d5abccf0534642a84f93a84"></a><br></td></tr>
235
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g9a9dfdbbd2b7c2d74293f8c54e51445b">snd_ctl_subscribe_events</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, int subscribe)</td></tr>
236
237
<tr><td class="mdescLeft"> </td><td class="mdescRight">Ask to be informed about events (poll, <a class="el" href="group___control.html#gc6043c5e6f543bbb370e731f6b99fe38">snd_async_add_ctl_handler</a>, <a class="el" href="group___control.html#ge9143d17bbcc7f039601fe6465fe813d">snd_ctl_read</a>). <a href="#g9a9dfdbbd2b7c2d74293f8c54e51445b"></a><br></td></tr>
238
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc10c26abe9945014de35ebaa3309ee62">snd_ctl_card_info</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *info)</td></tr>
239
240
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get card related information. <a href="#gc10c26abe9945014de35ebaa3309ee62"></a><br></td></tr>
241
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb14bf34589c8e1c2547e3112f0739f4e">snd_ctl_elem_list</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *list)</td></tr>
242
243
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a list of element identifiers. <a href="#gb14bf34589c8e1c2547e3112f0739f4e"></a><br></td></tr>
244
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge60072b2f4ee8ff485b0e5a6cfec9d3f">snd_ctl_elem_info</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *info)</td></tr>
245
246
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get CTL element information. <a href="#ge60072b2f4ee8ff485b0e5a6cfec9d3f"></a><br></td></tr>
247
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd53942fd55e23563583b4cb0baf4ae98">snd_ctl_elem_read</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *value)</td></tr>
248
249
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get CTL element value. <a href="#gd53942fd55e23563583b4cb0baf4ae98"></a><br></td></tr>
250
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g17f1a202036e21a6b358d17191c9fa87">snd_ctl_elem_write</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *value)</td></tr>
251
252
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set CTL element value. <a href="#g17f1a202036e21a6b358d17191c9fa87"></a><br></td></tr>
253
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd6639e115668f3e0997be4ca55907455">snd_ctl_elem_lock</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id)</td></tr>
254
255
<tr><td class="mdescLeft"> </td><td class="mdescRight">Lock CTL element. <a href="#gd6639e115668f3e0997be4ca55907455"></a><br></td></tr>
256
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd495fa1cab1f9ef349af50e72dbce4a1">snd_ctl_elem_unlock</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id)</td></tr>
257
258
<tr><td class="mdescLeft"> </td><td class="mdescRight">Unlock CTL element. <a href="#gd495fa1cab1f9ef349af50e72dbce4a1"></a><br></td></tr>
259
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5693481d9abed8d22f6ee76c829da517">snd_ctl_elem_tlv_read</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, unsigned int *tlv, unsigned int tlv_size)</td></tr>
260
261
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get CTL element TLV value. <a href="#g5693481d9abed8d22f6ee76c829da517"></a><br></td></tr>
262
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g78a31d9ce13c55c6111a6d3ad111f6bc">snd_ctl_elem_tlv_write</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, const unsigned int *tlv)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Set CTL element TLV value. <a href="#g78a31d9ce13c55c6111a6d3ad111f6bc"></a><br></td></tr>
265
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g88aa8fb1cbb8778a8b6ddfabc54e9d23">snd_ctl_elem_tlv_command</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, const unsigned int *tlv)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Process CTL element TLV command. <a href="#g88aa8fb1cbb8778a8b6ddfabc54e9d23"></a><br></td></tr>
268
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf70feeb5ea9216121c5fb26034f28ac4">snd_ctl_set_power_state</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, unsigned int state)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Set Power State to given SND_CTL_POWER_* value and do the power management. <a href="#gf70feeb5ea9216121c5fb26034f28ac4"></a><br></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gdba7e71f27a44ef898af21b6ddc0a0f7">snd_ctl_get_power_state</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, unsigned int *state)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Get actual Power State. <a href="#gdba7e71f27a44ef898af21b6ddc0a0f7"></a><br></td></tr>
274
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge9143d17bbcc7f039601fe6465fe813d">snd_ctl_read</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *event)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Read an event. <a href="#ge9143d17bbcc7f039601fe6465fe813d"></a><br></td></tr>
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<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g4aa1bf3d1456da9c5eba36de6050c950">snd_ctl_wait</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, int timeout)</td></tr>
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Wait for a CTL to become ready (i.e. at least one event pending). <a href="#g4aa1bf3d1456da9c5eba36de6050c950"></a><br></td></tr>
280
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf4f33af8a1f0bd3f4c1bb02195212899">snd_ctl_name</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl)</td></tr>
281
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<tr><td class="mdescLeft"> </td><td class="mdescRight">get identifier of CTL handle <a href="#gf4f33af8a1f0bd3f4c1bb02195212899"></a><br></td></tr>
283
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#g7a2cbe28de2a12d5dbb22c5756e33dd1">snd_ctl_type_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g97dce0bd3805dc72abf9cd4bb2a26de5">snd_ctl_type</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl)</td></tr>
284
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<tr><td class="mdescLeft"> </td><td class="mdescRight">get type of CTL handle <a href="#g97dce0bd3805dc72abf9cd4bb2a26de5"></a><br></td></tr>
286
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g18120c9132a52422dc38f32d528e9db6">snd_ctl_elem_type_name</a> (<a class="el" href="group___control.html#g8b0f958478e42ae386d4812de9f557e8">snd_ctl_elem_type_t</a> type)</td></tr>
287
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<tr><td class="mdescLeft"> </td><td class="mdescRight">get name of a CTL element type <a href="#g18120c9132a52422dc38f32d528e9db6"></a><br></td></tr>
289
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge591752ffa856587f2fed1ec761de076">snd_ctl_elem_iface_name</a> (<a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> iface)</td></tr>
290
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<tr><td class="mdescLeft"> </td><td class="mdescRight">get name of a CTL element related interface <a href="#ge591752ffa856587f2fed1ec761de076"></a><br></td></tr>
292
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g9357ffcb27d0224d01d0704620ff5828">snd_ctl_event_type_name</a> (<a class="el" href="group___control.html#geb316edaa7cbf04002c7539e653e1062">snd_ctl_event_type_t</a> type)</td></tr>
293
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<tr><td class="mdescLeft"> </td><td class="mdescRight">get name of a CTL event type <a href="#g9357ffcb27d0224d01d0704620ff5828"></a><br></td></tr>
295
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf219ff52ef4669a0c21d159b9d261721">snd_ctl_event_elem_get_mask</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
296
297
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get event mask for an element related event. <a href="#gf219ff52ef4669a0c21d159b9d261721"></a><br></td></tr>
298
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g042978d450b52a14cebb3d23e3b88b50">snd_ctl_event_elem_get_numid</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
299
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Get element numeric identifier for an element related event. <a href="#g042978d450b52a14cebb3d23e3b88b50"></a><br></td></tr>
301
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gfc04a1a1fc1d0bfbaa9c508c99cdb1fe">snd_ctl_event_elem_get_id</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj, <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *ptr)</td></tr>
302
303
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get CTL element identifier for an element related event. <a href="#gfc04a1a1fc1d0bfbaa9c508c99cdb1fe"></a><br></td></tr>
304
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd13fbee7a7321d3a896a3be8d0ba49ea">snd_ctl_event_elem_get_interface</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
305
306
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get interface part of CTL element identifier for an element related event. <a href="#gd13fbee7a7321d3a896a3be8d0ba49ea"></a><br></td></tr>
307
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5dd956cb7a74b0744b0211d52b07c1d3">snd_ctl_event_elem_get_device</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
308
309
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get device part of CTL element identifier for an element related event. <a href="#g5dd956cb7a74b0744b0211d52b07c1d3"></a><br></td></tr>
310
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb824db8045e400a3129a2bd6f50cf6bc">snd_ctl_event_elem_get_subdevice</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
311
312
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get subdevice part of CTL element identifier for an element related event. <a href="#gb824db8045e400a3129a2bd6f50cf6bc"></a><br></td></tr>
313
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6d257cc178d40bca1182960bba3896b5">snd_ctl_event_elem_get_name</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
314
315
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get name part of CTL element identifier for an element related event. <a href="#g6d257cc178d40bca1182960bba3896b5"></a><br></td></tr>
316
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6c7375029aa7bdd063e736805c19c75a">snd_ctl_event_elem_get_index</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
317
318
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get index part of CTL element identifier for an element related event. <a href="#g6c7375029aa7bdd063e736805c19c75a"></a><br></td></tr>
319
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g62dcadc682522fe0a9df391a9d16be31">snd_ctl_elem_list_alloc_space</a> (<a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int entries)</td></tr>
320
321
<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate space for CTL element identifiers list <a href="#g62dcadc682522fe0a9df391a9d16be31"></a><br></td></tr>
322
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g08ddf515cd58c061134f47ad0801f372">snd_ctl_elem_list_free_space</a> (<a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj)</td></tr>
323
324
<tr><td class="mdescLeft"> </td><td class="mdescRight">free previously allocated space for CTL element identifiers list <a href="#g08ddf515cd58c061134f47ad0801f372"></a><br></td></tr>
325
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6c69bc87ba682c1f19a060dc9eefa29c">snd_ctl_elem_id_sizeof</a> (void)</td></tr>
326
327
<tr><td class="mdescLeft"> </td><td class="mdescRight">get size of <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> <a href="#g6c69bc87ba682c1f19a060dc9eefa29c"></a><br></td></tr>
328
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6861e1e3ea20c9b3d332d7e57233876e">snd_ctl_elem_id_malloc</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> **ptr)</td></tr>
329
330
<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> using standard malloc <a href="#g6861e1e3ea20c9b3d332d7e57233876e"></a><br></td></tr>
331
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge75bf097faf13019242484991631581c">snd_ctl_elem_id_free</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj)</td></tr>
332
333
<tr><td class="mdescLeft"> </td><td class="mdescRight">frees a previously allocated <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> <a href="#ge75bf097faf13019242484991631581c"></a><br></td></tr>
334
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g510f3196c681a7789e2ae9e3626f17fb">snd_ctl_elem_id_clear</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj)</td></tr>
335
336
<tr><td class="mdescLeft"> </td><td class="mdescRight">clear given <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> object <a href="#g510f3196c681a7789e2ae9e3626f17fb"></a><br></td></tr>
337
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g96392ee283b248b455f89fcd6be818ef">snd_ctl_elem_id_copy</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *dst, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *src)</td></tr>
338
339
<tr><td class="mdescLeft"> </td><td class="mdescRight">copy one <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> to another <a href="#g96392ee283b248b455f89fcd6be818ef"></a><br></td></tr>
340
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g22624803ba9e6635d358141dc680ea05">snd_ctl_elem_id_get_numid</a> (const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj)</td></tr>
341
342
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get numeric identifier from a CTL element identifier. <a href="#g22624803ba9e6635d358141dc680ea05"></a><br></td></tr>
343
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g345be41c7ea69466c912a584e107e840">snd_ctl_elem_id_get_interface</a> (const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj)</td></tr>
344
345
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get interface part of a CTL element identifier. <a href="#g345be41c7ea69466c912a584e107e840"></a><br></td></tr>
346
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5474ef2c034d124f112ea93a922dccd3">snd_ctl_elem_id_get_device</a> (const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj)</td></tr>
347
348
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get device part of a CTL element identifier. <a href="#g5474ef2c034d124f112ea93a922dccd3"></a><br></td></tr>
349
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g8a52ee240c70376333ca8b43ce172ebb">snd_ctl_elem_id_get_subdevice</a> (const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj)</td></tr>
350
351
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get subdevice part of a CTL element identifier. <a href="#g8a52ee240c70376333ca8b43ce172ebb"></a><br></td></tr>
352
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ga8d563ed81ed01d8a3a1dd4332b3ee6b">snd_ctl_elem_id_get_name</a> (const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj)</td></tr>
353
354
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get name part of a CTL element identifier. <a href="#ga8d563ed81ed01d8a3a1dd4332b3ee6b"></a><br></td></tr>
355
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g579f865e51cc9bcefb64b416ddb27fde">snd_ctl_elem_id_get_index</a> (const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj)</td></tr>
356
357
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get index part of a CTL element identifier. <a href="#g579f865e51cc9bcefb64b416ddb27fde"></a><br></td></tr>
358
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5f894c3fac4337fd3eb893c813e13614">snd_ctl_elem_id_set_numid</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj, unsigned int val)</td></tr>
359
360
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set numeric identifier for a CTL element identifier. <a href="#g5f894c3fac4337fd3eb893c813e13614"></a><br></td></tr>
361
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g7b80d21eb55755d206ac84d43a7335ff">snd_ctl_elem_id_set_interface</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj, <a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> val)</td></tr>
362
363
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set interface part for a CTL element identifier. <a href="#g7b80d21eb55755d206ac84d43a7335ff"></a><br></td></tr>
364
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2deb5757bae394a909be6694949e2778">snd_ctl_elem_id_set_device</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj, unsigned int val)</td></tr>
365
366
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set device part for a CTL element identifier. <a href="#g2deb5757bae394a909be6694949e2778"></a><br></td></tr>
367
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gdd00fae66e8890c5d83b4fca211bd304">snd_ctl_elem_id_set_subdevice</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj, unsigned int val)</td></tr>
368
369
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set subdevice part for a CTL element identifier. <a href="#gdd00fae66e8890c5d83b4fca211bd304"></a><br></td></tr>
370
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g72df8ff92a7306464c77d3bb35e36fcc">snd_ctl_elem_id_set_name</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj, const char *val)</td></tr>
371
372
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set name part for a CTL element identifier. <a href="#g72df8ff92a7306464c77d3bb35e36fcc"></a><br></td></tr>
373
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge54bdbd724e3ede337a5742696ea00f4">snd_ctl_elem_id_set_index</a> (<a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *obj, unsigned int val)</td></tr>
374
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<tr><td class="mdescLeft"> </td><td class="mdescRight">Set index part for a CTL element identifier. <a href="#ge54bdbd724e3ede337a5742696ea00f4"></a><br></td></tr>
376
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g881e3ff055d2525c8ecf326ef78cbb36">snd_ctl_card_info_sizeof</a> (void)</td></tr>
377
378
<tr><td class="mdescLeft"> </td><td class="mdescRight">get size of <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> <a href="#g881e3ff055d2525c8ecf326ef78cbb36"></a><br></td></tr>
379
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g0abb90ba4f1953758a175ea0ba27fd40">snd_ctl_card_info_malloc</a> (<a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> **ptr)</td></tr>
380
381
<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> using standard malloc <a href="#g0abb90ba4f1953758a175ea0ba27fd40"></a><br></td></tr>
382
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g7ed5f87a96e3c276b8d1e379b8b28ff9">snd_ctl_card_info_free</a> (<a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
383
384
<tr><td class="mdescLeft"> </td><td class="mdescRight">frees a previously allocated <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> <a href="#g7ed5f87a96e3c276b8d1e379b8b28ff9"></a><br></td></tr>
385
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g611cc6fd37ac51c4c4758c7d4b9deca0">snd_ctl_card_info_clear</a> (<a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
386
387
<tr><td class="mdescLeft"> </td><td class="mdescRight">clear given <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> object <a href="#g611cc6fd37ac51c4c4758c7d4b9deca0"></a><br></td></tr>
388
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g757e2c449346c00d1c351cb7908e9563">snd_ctl_card_info_copy</a> (<a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *dst, const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *src)</td></tr>
389
390
<tr><td class="mdescLeft"> </td><td class="mdescRight">copy one <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> to another <a href="#g757e2c449346c00d1c351cb7908e9563"></a><br></td></tr>
391
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6fd5d4ce2dec489f307c54e83af10c48">snd_ctl_card_info_get_card</a> (const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
392
393
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get card number from a CTL card info. <a href="#g6fd5d4ce2dec489f307c54e83af10c48"></a><br></td></tr>
394
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g877dbc5bf4682a00272ed2b2176ce2fd">snd_ctl_card_info_get_id</a> (const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
395
396
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get card identifier from a CTL card info. <a href="#g877dbc5bf4682a00272ed2b2176ce2fd"></a><br></td></tr>
397
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gfc9ab68a32b0475970378b2347c5f50f">snd_ctl_card_info_get_driver</a> (const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
398
399
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get card driver name from a CTL card info. <a href="#gfc9ab68a32b0475970378b2347c5f50f"></a><br></td></tr>
400
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g3e370612be93526b4c4934559430d2e6">snd_ctl_card_info_get_name</a> (const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
401
402
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get card name from a CTL card info. <a href="#g3e370612be93526b4c4934559430d2e6"></a><br></td></tr>
403
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g72047de23dfb965ef862b02b72180546">snd_ctl_card_info_get_longname</a> (const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
404
405
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get card long name from a CTL card info. <a href="#g72047de23dfb965ef862b02b72180546"></a><br></td></tr>
406
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g782eb1b2f3d733f18b0c70a433555645">snd_ctl_card_info_get_mixername</a> (const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
407
408
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get card mixer name from a CTL card info. <a href="#g782eb1b2f3d733f18b0c70a433555645"></a><br></td></tr>
409
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge0d3b5929a0906af78b924ebd96e2f25">snd_ctl_card_info_get_components</a> (const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> *obj)</td></tr>
410
411
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get card component list from a CTL card info. <a href="#ge0d3b5929a0906af78b924ebd96e2f25"></a><br></td></tr>
412
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g55a2d16ee51feddcc71caa9609d02116">snd_ctl_event_sizeof</a> (void)</td></tr>
413
414
<tr><td class="mdescLeft"> </td><td class="mdescRight">get size of <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> <a href="#g55a2d16ee51feddcc71caa9609d02116"></a><br></td></tr>
415
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g076f6a9d96cfe42d1dc3705a5f2b047c">snd_ctl_event_malloc</a> (<a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> **ptr)</td></tr>
416
417
<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> using standard malloc <a href="#g076f6a9d96cfe42d1dc3705a5f2b047c"></a><br></td></tr>
418
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb90db66d52ff57d45c5d22dfae0da1ce">snd_ctl_event_free</a> (<a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
419
420
<tr><td class="mdescLeft"> </td><td class="mdescRight">frees a previously allocated <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> <a href="#gb90db66d52ff57d45c5d22dfae0da1ce"></a><br></td></tr>
421
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2091dae7224893a587ba4a3f9cec6210">snd_ctl_event_clear</a> (<a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
422
423
<tr><td class="mdescLeft"> </td><td class="mdescRight">clear given <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> object <a href="#g2091dae7224893a587ba4a3f9cec6210"></a><br></td></tr>
424
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gea0e2db6b98d703f99b0b7814604241a">snd_ctl_event_copy</a> (<a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *dst, const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *src)</td></tr>
425
426
<tr><td class="mdescLeft"> </td><td class="mdescRight">copy one <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> to another <a href="#gea0e2db6b98d703f99b0b7814604241a"></a><br></td></tr>
427
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#geb316edaa7cbf04002c7539e653e1062">snd_ctl_event_type_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g386431fe458d900cb28619bcd2840de7">snd_ctl_event_get_type</a> (const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> *obj)</td></tr>
428
429
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get type of a CTL event. <a href="#g386431fe458d900cb28619bcd2840de7"></a><br></td></tr>
430
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g0eac744a630c8ab22a5773783a3b459a">snd_ctl_elem_list_sizeof</a> (void)</td></tr>
431
432
<tr><td class="mdescLeft"> </td><td class="mdescRight">get size of <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> <a href="#g0eac744a630c8ab22a5773783a3b459a"></a><br></td></tr>
433
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf66ec5c0a0a974d6c90ca2c5d4a4783d">snd_ctl_elem_list_malloc</a> (<a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> **ptr)</td></tr>
434
435
<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> using standard malloc <a href="#gf66ec5c0a0a974d6c90ca2c5d4a4783d"></a><br></td></tr>
436
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g4abd8a2a8598d862e949e9b7d8652771">snd_ctl_elem_list_free</a> (<a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj)</td></tr>
437
438
<tr><td class="mdescLeft"> </td><td class="mdescRight">frees a previously allocated <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> <a href="#g4abd8a2a8598d862e949e9b7d8652771"></a><br></td></tr>
439
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb85c4c39e5b95cb8358655d966f40f51">snd_ctl_elem_list_clear</a> (<a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj)</td></tr>
440
441
<tr><td class="mdescLeft"> </td><td class="mdescRight">clear given <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> object <a href="#gb85c4c39e5b95cb8358655d966f40f51"></a><br></td></tr>
442
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ged5541ef8959060a80c7f332935018f5">snd_ctl_elem_list_copy</a> (<a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *dst, const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *src)</td></tr>
443
444
<tr><td class="mdescLeft"> </td><td class="mdescRight">copy one <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> to another <a href="#ged5541ef8959060a80c7f332935018f5"></a><br></td></tr>
445
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gdfdcda25b3628ee82c1edf2a73b97a68">snd_ctl_elem_list_set_offset</a> (<a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int val)</td></tr>
446
447
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set index of first wanted CTL element identifier in a CTL element identifiers list. <a href="#gdfdcda25b3628ee82c1edf2a73b97a68"></a><br></td></tr>
448
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2c20cf5aeb3a7bb78d8a54e331b800af">snd_ctl_elem_list_get_used</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj)</td></tr>
449
450
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get number of used entries in CTL element identifiers list. <a href="#g2c20cf5aeb3a7bb78d8a54e331b800af"></a><br></td></tr>
451
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb2a1800d4b52662368f7bf70d1a4e8ec">snd_ctl_elem_list_get_count</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj)</td></tr>
452
453
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get total count of elements present in CTL device (information present in every filled CTL element identifiers list). <a href="#gb2a1800d4b52662368f7bf70d1a4e8ec"></a><br></td></tr>
454
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g723482a685d05910fc56db5177575ce0">snd_ctl_elem_list_get_id</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int idx, <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *ptr)</td></tr>
455
456
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get CTL element identifier for an entry of a CTL element identifiers list. <a href="#g723482a685d05910fc56db5177575ce0"></a><br></td></tr>
457
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf1bb4562e0df64fc33408acd0f9310a5">snd_ctl_elem_list_get_numid</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int idx)</td></tr>
458
459
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get CTL element numeric identifier for an entry of a CTL element identifiers list. <a href="#gf1bb4562e0df64fc33408acd0f9310a5"></a><br></td></tr>
460
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5bdb5d78604d28a8c3fd49e51ac5fb9a">snd_ctl_elem_list_get_interface</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int idx)</td></tr>
461
462
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get interface part of CTL element identifier for an entry of a CTL element identifiers list. <a href="#g5bdb5d78604d28a8c3fd49e51ac5fb9a"></a><br></td></tr>
463
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc1f4935e0dba778e6a4a073bcee0f8a6">snd_ctl_elem_list_get_device</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int idx)</td></tr>
464
465
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get device part of CTL element identifier for an entry of a CTL element identifiers list. <a href="#gc1f4935e0dba778e6a4a073bcee0f8a6"></a><br></td></tr>
466
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g7bea82d42eca53b3c08e793d8b95e200">snd_ctl_elem_list_get_subdevice</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int idx)</td></tr>
467
468
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get subdevice part of CTL element identifier for an entry of a CTL element identifiers list. <a href="#g7bea82d42eca53b3c08e793d8b95e200"></a><br></td></tr>
469
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g90b3e2fb36663a669882cd5fe952d3a2">snd_ctl_elem_list_get_name</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int idx)</td></tr>
470
471
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get name part of CTL element identifier for an entry of a CTL element identifiers list. <a href="#g90b3e2fb36663a669882cd5fe952d3a2"></a><br></td></tr>
472
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g0cc0fb01308e30b927f1c46372dadcf5">snd_ctl_elem_list_get_index</a> (const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> *obj, unsigned int idx)</td></tr>
473
474
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get index part of CTL element identifier for an entry of a CTL element identifiers list. <a href="#g0cc0fb01308e30b927f1c46372dadcf5"></a><br></td></tr>
475
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf578c56fe5377697876bf3ef878e1de8">snd_ctl_elem_info_sizeof</a> (void)</td></tr>
476
477
<tr><td class="mdescLeft"> </td><td class="mdescRight">get size of <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> <a href="#gf578c56fe5377697876bf3ef878e1de8"></a><br></td></tr>
478
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb2f0e984199bb422567556a5690d77df">snd_ctl_elem_info_malloc</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> **ptr)</td></tr>
479
480
<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> using standard malloc <a href="#gb2f0e984199bb422567556a5690d77df"></a><br></td></tr>
481
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2160cfb519c0bcc6d107f727289a92c0">snd_ctl_elem_info_free</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
482
483
<tr><td class="mdescLeft"> </td><td class="mdescRight">frees a previously allocated <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> <a href="#g2160cfb519c0bcc6d107f727289a92c0"></a><br></td></tr>
484
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gff787f1661a7883574c23e0aae4cd9aa">snd_ctl_elem_info_clear</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
485
486
<tr><td class="mdescLeft"> </td><td class="mdescRight">clear given <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> object <a href="#gff787f1661a7883574c23e0aae4cd9aa"></a><br></td></tr>
487
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb905e94be93b859071472f84bc84631d">snd_ctl_elem_info_copy</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *dst, const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *src)</td></tr>
488
489
<tr><td class="mdescLeft"> </td><td class="mdescRight">copy one <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> to another <a href="#gb905e94be93b859071472f84bc84631d"></a><br></td></tr>
490
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#g8b0f958478e42ae386d4812de9f557e8">snd_ctl_elem_type_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g7f29ce4ff803460d77b24d96198e0965">snd_ctl_elem_info_get_type</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
491
492
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get type from a CTL element id/info. <a href="#g7f29ce4ff803460d77b24d96198e0965"></a><br></td></tr>
493
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc2267701a47c8acf6f0326a0535fc317">snd_ctl_elem_info_is_readable</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
494
495
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info about readability from a CTL element id/info. <a href="#gc2267701a47c8acf6f0326a0535fc317"></a><br></td></tr>
496
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd211d4d7448e3907763cda165736935d">snd_ctl_elem_info_is_writable</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
497
498
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info about writability from a CTL element id/info. <a href="#gd211d4d7448e3907763cda165736935d"></a><br></td></tr>
499
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g7bf9f649eca51aaf5dd754a2bb27b962">snd_ctl_elem_info_is_volatile</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
500
501
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info about notification feasibility from a CTL element id/info. <a href="#g7bf9f649eca51aaf5dd754a2bb27b962"></a><br></td></tr>
502
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb884ae23e242ea5e5a2127947ef27ef8">snd_ctl_elem_info_is_inactive</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
503
504
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info about status from a CTL element id/info. <a href="#gb884ae23e242ea5e5a2127947ef27ef8"></a><br></td></tr>
505
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd47689714d65647c15d281c64ca1ac48">snd_ctl_elem_info_is_locked</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
506
507
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info whether an element is locked. <a href="#gd47689714d65647c15d281c64ca1ac48"></a><br></td></tr>
508
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#geae7a566440bac0985f505a35730cd30">snd_ctl_elem_info_is_tlv_readable</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
509
510
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info about TLV readability from a CTL element id/info. <a href="#geae7a566440bac0985f505a35730cd30"></a><br></td></tr>
511
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g41034371f820a9b290beaac024eeb9c8">snd_ctl_elem_info_is_tlv_writable</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
512
513
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info about TLV writeability from a CTL element id/info. <a href="#g41034371f820a9b290beaac024eeb9c8"></a><br></td></tr>
514
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g8edc2648f35f6788f696cd73ebe502e0">snd_ctl_elem_info_is_tlv_commandable</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
515
516
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info about TLV command possibility from a CTL element id/info. <a href="#g8edc2648f35f6788f696cd73ebe502e0"></a><br></td></tr>
517
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g1fef7dbe3b56ff82d6fd13d290ecdf31">snd_ctl_elem_info_is_owner</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
518
519
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info if I own an element. <a href="#g1fef7dbe3b56ff82d6fd13d290ecdf31"></a><br></td></tr>
520
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gd9be64847649ea097cbd7c5bd98bbfe3">snd_ctl_elem_info_is_user</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
521
522
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get info if it's a user element. <a href="#gd9be64847649ea097cbd7c5bd98bbfe3"></a><br></td></tr>
523
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">pid_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g54ee26ba57ff26763938b088d4807fc9">snd_ctl_elem_info_get_owner</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
524
525
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get owner of a locked element. <a href="#g54ee26ba57ff26763938b088d4807fc9"></a><br></td></tr>
526
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6c0b0acb14a0c105252c5c037f12a19b">snd_ctl_elem_info_get_count</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
527
528
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get number of value entries from a CTL element id/info. <a href="#g6c0b0acb14a0c105252c5c037f12a19b"></a><br></td></tr>
529
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g0059e49e835b793a4d77013a55049fb2">snd_ctl_elem_info_get_min</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
530
531
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get minimum value from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/info. <a href="#g0059e49e835b793a4d77013a55049fb2"></a><br></td></tr>
532
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gea1e77d2bb7328f7f1551ab1dd29e26d">snd_ctl_elem_info_get_max</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
533
534
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get maximum value from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/info. <a href="#gea1e77d2bb7328f7f1551ab1dd29e26d"></a><br></td></tr>
535
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g10d5317bf0a7849b102ffec95ed7b6e1">snd_ctl_elem_info_get_step</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
536
537
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value step from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/info. <a href="#g10d5317bf0a7849b102ffec95ed7b6e1"></a><br></td></tr>
538
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">long long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g869a462b414baa1ac60002657b9fcc3c">snd_ctl_elem_info_get_min64</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
539
540
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get minimum value from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/info. <a href="#g869a462b414baa1ac60002657b9fcc3c"></a><br></td></tr>
541
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">long long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g9dfc325cef20fe1cd87f0898c4519fe4">snd_ctl_elem_info_get_max64</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
542
543
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get maximum value from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/info. <a href="#g9dfc325cef20fe1cd87f0898c4519fe4"></a><br></td></tr>
544
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">long long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g111a97cf42e669606340726f981077f0">snd_ctl_elem_info_get_step64</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
545
546
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value step from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/info. <a href="#g111a97cf42e669606340726f981077f0"></a><br></td></tr>
547
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gbc20ad3bf868a14fc093faca637d9785">snd_ctl_elem_info_get_items</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
548
549
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get number of items available from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/info. <a href="#gbc20ad3bf868a14fc093faca637d9785"></a><br></td></tr>
550
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g54369047c806dae237395725196d6dcd">snd_ctl_elem_info_set_item</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, unsigned int val)</td></tr>
551
552
<tr><td class="mdescLeft"> </td><td class="mdescRight">Select item in a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/info. <a href="#g54369047c806dae237395725196d6dcd"></a><br></td></tr>
553
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g8fdab5e19d83d8dc4664e108ce067a29">snd_ctl_elem_info_get_item_name</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
554
555
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get name for selected item in a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/info. <a href="#g8fdab5e19d83d8dc4664e108ce067a29"></a><br></td></tr>
556
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g83fcd87320eb24021b4ea730da1448d8">snd_ctl_elem_info_get_dimensions</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
557
558
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get count of dimensions for given element. <a href="#g83fcd87320eb24021b4ea730da1448d8"></a><br></td></tr>
559
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5a1a04b7bb3b709ccbe9329e2606eb54">snd_ctl_elem_info_get_dimension</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, unsigned int idx)</td></tr>
560
561
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get specified of dimension width for given element. <a href="#g5a1a04b7bb3b709ccbe9329e2606eb54"></a><br></td></tr>
562
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g33d84cba10476637c8059801d564cbbd">snd_ctl_elem_info_get_id</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *ptr)</td></tr>
563
564
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get CTL element identifier of a CTL element id/info. <a href="#g33d84cba10476637c8059801d564cbbd"></a><br></td></tr>
565
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g717b663317e4bf844909f25d842bebd6">snd_ctl_elem_info_get_numid</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
566
567
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get element numeric identifier of a CTL element id/info. <a href="#g717b663317e4bf844909f25d842bebd6"></a><br></td></tr>
568
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6e520249150bc19ac45602260a069acd">snd_ctl_elem_info_get_interface</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
569
570
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get interface part of CTL element identifier of a CTL element id/info. <a href="#g6e520249150bc19ac45602260a069acd"></a><br></td></tr>
571
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g415721b5ec822cf3513d24d8462f439c">snd_ctl_elem_info_get_device</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
572
573
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get device part of CTL element identifier of a CTL element id/info. <a href="#g415721b5ec822cf3513d24d8462f439c"></a><br></td></tr>
574
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gaad1903bed9eed93c70541c10353993d">snd_ctl_elem_info_get_subdevice</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
575
576
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get subdevice part of CTL element identifier of a CTL element id/info. <a href="#gaad1903bed9eed93c70541c10353993d"></a><br></td></tr>
577
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gccb50681c6420b75812eaf9fbd417b9f">snd_ctl_elem_info_get_name</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
578
579
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get name part of CTL element identifier of a CTL element id/info. <a href="#gccb50681c6420b75812eaf9fbd417b9f"></a><br></td></tr>
580
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g63e363c65c797965b7b0bb84d2895f52">snd_ctl_elem_info_get_index</a> (const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj)</td></tr>
581
582
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get index part of CTL element identifier of a CTL element id/info. <a href="#g63e363c65c797965b7b0bb84d2895f52"></a><br></td></tr>
583
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g60ba7276e88e0e3a84211b3879d877f8">snd_ctl_elem_info_set_id</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *ptr)</td></tr>
584
585
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set CTL element identifier of a CTL element id/info. <a href="#g60ba7276e88e0e3a84211b3879d877f8"></a><br></td></tr>
586
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g78d6a6394a153ddf91e26aba4d75794c">snd_ctl_elem_info_set_numid</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, unsigned int val)</td></tr>
587
588
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set element numeric identifier of a CTL element id/info. <a href="#g78d6a6394a153ddf91e26aba4d75794c"></a><br></td></tr>
589
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g018026dfd3a92ae39c237d936c180a03">snd_ctl_elem_info_set_interface</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, <a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> val)</td></tr>
590
591
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set interface part of CTL element identifier of a CTL element id/info. <a href="#g018026dfd3a92ae39c237d936c180a03"></a><br></td></tr>
592
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g3517e4c6376a2b76628026b8c3e0c234">snd_ctl_elem_info_set_device</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, unsigned int val)</td></tr>
593
594
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set device part of CTL element identifier of a CTL element id/info. <a href="#g3517e4c6376a2b76628026b8c3e0c234"></a><br></td></tr>
595
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g68806fadd7fb644c6dab5c08e99a6d0d">snd_ctl_elem_info_set_subdevice</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, unsigned int val)</td></tr>
596
597
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set subdevice part of CTL element identifier of a CTL element id/info. <a href="#g68806fadd7fb644c6dab5c08e99a6d0d"></a><br></td></tr>
598
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g9243bf1caad6ef2dd8bf831a672a08fe">snd_ctl_elem_info_set_name</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, const char *val)</td></tr>
599
600
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set name part of CTL element identifier of a CTL element id/info. <a href="#g9243bf1caad6ef2dd8bf831a672a08fe"></a><br></td></tr>
601
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g15a3dae5336e9d90cd7818bccf78be8a">snd_ctl_elem_info_set_index</a> (<a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> *obj, unsigned int val)</td></tr>
602
603
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set index part of CTL element identifier of a CTL element id/info. <a href="#g15a3dae5336e9d90cd7818bccf78be8a"></a><br></td></tr>
604
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf8c091197f738d15d7b87aa736e1b835">snd_ctl_elem_add_integer</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, unsigned int count, long imin, long imax, long istep)</td></tr>
605
606
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create and add an user INTEGER CTL element. <a href="#gf8c091197f738d15d7b87aa736e1b835"></a><br></td></tr>
607
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g002f81bfb06839225dc7a090832f4937">snd_ctl_elem_add_integer64</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, unsigned int count, long long imin, long long imax, long long istep)</td></tr>
608
609
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create and add an user INTEGER64 CTL element. <a href="#g002f81bfb06839225dc7a090832f4937"></a><br></td></tr>
610
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g76b036bce85dbf7248d6f64528292233">snd_ctl_elem_add_boolean</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, unsigned int count)</td></tr>
611
612
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create and add an user BOOLEAN CTL element. <a href="#g76b036bce85dbf7248d6f64528292233"></a><br></td></tr>
613
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf8166b4f5b0f7e2e8797a048ddf80a48">snd_ctl_elem_add_iec958</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id)</td></tr>
614
615
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create and add an user IEC958 CTL element. <a href="#gf8166b4f5b0f7e2e8797a048ddf80a48"></a><br></td></tr>
616
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gbc54492bb9ccdf83f7219747d2d9d04b">snd_ctl_elem_remove</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id)</td></tr>
617
618
<tr><td class="mdescLeft"> </td><td class="mdescRight">Remove an user CTL element. <a href="#gbc54492bb9ccdf83f7219747d2d9d04b"></a><br></td></tr>
619
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g1cc467f85955db8b0aee16d1107003cf">snd_ctl_elem_value_sizeof</a> (void)</td></tr>
620
621
<tr><td class="mdescLeft"> </td><td class="mdescRight">get size of <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> <a href="#g1cc467f85955db8b0aee16d1107003cf"></a><br></td></tr>
622
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge410438fba06252b2d9a139d09c90b16">snd_ctl_elem_value_malloc</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> **ptr)</td></tr>
623
624
<tr><td class="mdescLeft"> </td><td class="mdescRight">allocate an invalid <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> using standard malloc <a href="#ge410438fba06252b2d9a139d09c90b16"></a><br></td></tr>
625
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g138362efaaaee315ca3e694539432d4f">snd_ctl_elem_value_free</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
626
627
<tr><td class="mdescLeft"> </td><td class="mdescRight">frees a previously allocated <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> <a href="#g138362efaaaee315ca3e694539432d4f"></a><br></td></tr>
628
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc14397a7256beacdca2f41d8b1d09b92">snd_ctl_elem_value_clear</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
629
630
<tr><td class="mdescLeft"> </td><td class="mdescRight">clear given <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> object <a href="#gc14397a7256beacdca2f41d8b1d09b92"></a><br></td></tr>
631
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gae6101e5aa015ead7945609c55d96081">snd_ctl_elem_value_copy</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *dst, const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *src)</td></tr>
632
633
<tr><td class="mdescLeft"> </td><td class="mdescRight">copy one <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> to another <a href="#gae6101e5aa015ead7945609c55d96081"></a><br></td></tr>
634
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gffcf88beac144eb0d2be795b976dfd12">snd_ctl_elem_value_get_id</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *ptr)</td></tr>
635
636
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get CTL element identifier of a CTL element id/value. <a href="#gffcf88beac144eb0d2be795b976dfd12"></a><br></td></tr>
637
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge5c4ff99afd99a0f6f752dc3339f2540">snd_ctl_elem_value_get_numid</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
638
639
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get element numeric identifier of a CTL element id/value. <a href="#ge5c4ff99afd99a0f6f752dc3339f2540"></a><br></td></tr>
640
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf4d4d394888a57491aaddb2e363a68f4">snd_ctl_elem_value_get_interface</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
641
642
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get interface part of CTL element identifier of a CTL element id/value. <a href="#gf4d4d394888a57491aaddb2e363a68f4"></a><br></td></tr>
643
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2d946be4755d98f6d804e6f591fe9665">snd_ctl_elem_value_get_device</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
644
645
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get device part of CTL element identifier of a CTL element id/value. <a href="#g2d946be4755d98f6d804e6f591fe9665"></a><br></td></tr>
646
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g723aca26b6674fdcd36b59a9b8c5496d">snd_ctl_elem_value_get_subdevice</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
647
648
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get subdevice part of CTL element identifier of a CTL element id/value. <a href="#g723aca26b6674fdcd36b59a9b8c5496d"></a><br></td></tr>
649
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g41f7b182736c872a50fdd714edfd5ba9">snd_ctl_elem_value_get_name</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
650
651
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get name part of CTL element identifier of a CTL element id/value. <a href="#g41f7b182736c872a50fdd714edfd5ba9"></a><br></td></tr>
652
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g535b0e86794a622df878b486726a2ea3">snd_ctl_elem_value_get_index</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
653
654
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get index part of CTL element identifier of a CTL element id/value. <a href="#g535b0e86794a622df878b486726a2ea3"></a><br></td></tr>
655
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g6070520e0dcc351695286e351dc916e5">snd_ctl_elem_value_set_id</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *ptr)</td></tr>
656
657
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set CTL element identifier of a CTL element id/value. <a href="#g6070520e0dcc351695286e351dc916e5"></a><br></td></tr>
658
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge2a0f80b2178e1fda125b3fb3887d178">snd_ctl_elem_value_set_numid</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int val)</td></tr>
659
660
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set element numeric identifier of a CTL element id/value. <a href="#ge2a0f80b2178e1fda125b3fb3887d178"></a><br></td></tr>
661
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g8778107f14238291a0543654e6a6da38">snd_ctl_elem_value_set_interface</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, <a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> val)</td></tr>
662
663
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set interface part of CTL element identifier of a CTL element id/value. <a href="#g8778107f14238291a0543654e6a6da38"></a><br></td></tr>
664
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g922b8ffbb30558d27d9e6a0de051378d">snd_ctl_elem_value_set_device</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int val)</td></tr>
665
666
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set device part of CTL element identifier of a CTL element id/value. <a href="#g922b8ffbb30558d27d9e6a0de051378d"></a><br></td></tr>
667
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g37f8b73d4008f89bbe7834489892631b">snd_ctl_elem_value_set_subdevice</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int val)</td></tr>
668
669
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set subdevice part of CTL element identifier of a CTL element id/value. <a href="#g37f8b73d4008f89bbe7834489892631b"></a><br></td></tr>
670
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g8a7a0c293fdeb1d14cbf30accba7d1ad">snd_ctl_elem_value_set_name</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, const char *val)</td></tr>
671
672
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set name part of CTL element identifier of a CTL element id/value. <a href="#g8a7a0c293fdeb1d14cbf30accba7d1ad"></a><br></td></tr>
673
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g3bde7108993d9b1c2d1510e637bf0f4f">snd_ctl_elem_value_set_index</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int val)</td></tr>
674
675
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set index part of CTL element identifier of a CTL element id/value. <a href="#g3bde7108993d9b1c2d1510e637bf0f4f"></a><br></td></tr>
676
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gadd47e172ad34d05755fe1afd8416d27">snd_ctl_elem_value_get_boolean</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx)</td></tr>
677
678
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31478e05d647fb883e11354c833a93337ee4">SND_CTL_ELEM_TYPE_BOOLEAN</a> CTL element id/value. <a href="#gadd47e172ad34d05755fe1afd8416d27"></a><br></td></tr>
679
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g73ff1d238343915fb9d62409f8df3783">snd_ctl_elem_value_get_integer</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx)</td></tr>
680
681
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/value. <a href="#g73ff1d238343915fb9d62409f8df3783"></a><br></td></tr>
682
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">long long </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5f8a265048dfdb0714dd9024e61a21e3">snd_ctl_elem_value_get_integer64</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx)</td></tr>
683
684
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/value. <a href="#g5f8a265048dfdb0714dd9024e61a21e3"></a><br></td></tr>
685
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#ge3b6ba60e2cf929bf3855b0ab18a4390">snd_ctl_elem_value_get_enumerated</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx)</td></tr>
686
687
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/value. <a href="#ge3b6ba60e2cf929bf3855b0ab18a4390"></a><br></td></tr>
688
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">unsigned char </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g97efeace200471537ea8bafe7cfe36b7">snd_ctl_elem_value_get_byte</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx)</td></tr>
689
690
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a> CTL element id/value. <a href="#g97efeace200471537ea8bafe7cfe36b7"></a><br></td></tr>
691
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#geee67da1e0a81de558888e598743f77d">snd_ctl_elem_value_set_boolean</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx, long val)</td></tr>
692
693
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31478e05d647fb883e11354c833a93337ee4">SND_CTL_ELEM_TYPE_BOOLEAN</a> CTL element id/value. <a href="#geee67da1e0a81de558888e598743f77d"></a><br></td></tr>
694
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g45a2fbcb38fe08f96de8698abf2eb3e1">snd_ctl_elem_value_set_integer</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx, long val)</td></tr>
695
696
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/value. <a href="#g45a2fbcb38fe08f96de8698abf2eb3e1"></a><br></td></tr>
697
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5a23df6e5d7aa377ba83efd554aabb94">snd_ctl_elem_value_set_integer64</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx, long long val)</td></tr>
698
699
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/value. <a href="#g5a23df6e5d7aa377ba83efd554aabb94"></a><br></td></tr>
700
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g2ccf6266e20bd40667c8fe0235776256">snd_ctl_elem_value_set_enumerated</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx, unsigned int val)</td></tr>
701
702
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/value. <a href="#g2ccf6266e20bd40667c8fe0235776256"></a><br></td></tr>
703
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g754508fc23a35cadc3feb57afa6e63c3">snd_ctl_elem_value_set_byte</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, unsigned int idx, unsigned char val)</td></tr>
704
705
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a> CTL element id/value. <a href="#g754508fc23a35cadc3feb57afa6e63c3"></a><br></td></tr>
706
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g3b667e7979680cd2cf25ba498e538601">snd_ctl_elem_set_bytes</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, void *data, size_t size)</td></tr>
707
708
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set CTL element <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a> value. <a href="#g3b667e7979680cd2cf25ba498e538601"></a><br></td></tr>
709
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">const void * </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g17f2c9b0e264468530a75c56af00e9e1">snd_ctl_elem_value_get_bytes</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj)</td></tr>
710
711
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value for a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a> CTL element id/value. <a href="#g17f2c9b0e264468530a75c56af00e9e1"></a><br></td></tr>
712
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g5f4c28cfcd2ca949511e190708e502f3">snd_ctl_elem_value_get_iec958</a> (const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, <a class="el" href="structsnd__aes__iec958.html">snd_aes_iec958_t</a> *ptr)</td></tr>
713
714
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get value for a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31474794db2c2b7cc3a29038478cdec1a8ca">SND_CTL_ELEM_TYPE_IEC958</a> CTL element id/value. <a href="#g5f4c28cfcd2ca949511e190708e502f3"></a><br></td></tr>
715
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gdd615358e66598afc67f22a73ce6226f">snd_ctl_elem_value_set_iec958</a> (<a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> *obj, const <a class="el" href="structsnd__aes__iec958.html">snd_aes_iec958_t</a> *ptr)</td></tr>
716
717
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set value for a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31474794db2c2b7cc3a29038478cdec1a8ca">SND_CTL_ELEM_TYPE_IEC958</a> CTL element id/value. <a href="#gdd615358e66598afc67f22a73ce6226f"></a><br></td></tr>
718
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gf898227141d761cb364068dc853f44d8">snd_tlv_parse_dB_info</a> (unsigned int *tlv, unsigned int tlv_size, unsigned int **db_tlvp)</td></tr>
719
720
<tr><td class="mdescLeft"> </td><td class="mdescRight">Parse TLV stream and retrieve dB information. <a href="#gf898227141d761cb364068dc853f44d8"></a><br></td></tr>
721
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g76f3f99eeb0890aa9216afb33cb9c381">snd_tlv_get_dB_range</a> (unsigned int *tlv, long rangemin, long rangemax, long *min, long *max)</td></tr>
722
723
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the dB min/max values. <a href="#g76f3f99eeb0890aa9216afb33cb9c381"></a><br></td></tr>
724
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g80e50c16b309e410fdfc7e7ba6a5b3f4">snd_tlv_convert_to_dB</a> (unsigned int *tlv, long rangemin, long rangemax, long volume, long *db_gain)</td></tr>
725
726
<tr><td class="mdescLeft"> </td><td class="mdescRight">Convert the given raw volume value to a dB gain. <a href="#g80e50c16b309e410fdfc7e7ba6a5b3f4"></a><br></td></tr>
727
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gb3880fdd033f5f93174ead930b7bdf6d">snd_tlv_convert_from_dB</a> (unsigned int *tlv, long rangemin, long rangemax, long db_gain, long *value, int xdir)</td></tr>
728
729
<tr><td class="mdescLeft"> </td><td class="mdescRight">Convert from dB gain to the corresponding raw value. <a href="#gb3880fdd033f5f93174ead930b7bdf6d"></a><br></td></tr>
730
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g1fabb04772efb2ea2c07ac1eed4764ae">snd_ctl_get_dB_range</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, long *min, long *max)</td></tr>
731
732
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the dB min/max values on the given control element. <a href="#g1fabb04772efb2ea2c07ac1eed4764ae"></a><br></td></tr>
733
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#g11dfbbc8686e67ebb3c7b96afe371ac0">snd_ctl_convert_to_dB</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, long volume, long *db_gain)</td></tr>
734
735
<tr><td class="mdescLeft"> </td><td class="mdescRight">Convert the volume value to dB on the given control element. <a href="#g11dfbbc8686e67ebb3c7b96afe371ac0"></a><br></td></tr>
736
<tr><td class="memItemLeft" align="right" nowrap="nowrap" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___control.html#gc9dae50da43354d955cba7859d419e75">snd_ctl_convert_from_dB</a> (<a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> *ctl, const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> *id, long db_gain, long *value, int xdir)</td></tr>
737
738
<tr><td class="mdescLeft"> </td><td class="mdescRight">Convert from dB gain to the raw volume value on the given control element. <a href="#gc9dae50da43354d955cba7859d419e75"></a><br></td></tr>
739
</tbody></table>
740
<hr><a name="_details"></a><h2>Detailed Description</h2>
741
The control interface. See <a class="el" href="control.html">Control interface</a> page for more details. <hr><h2>Define Documentation</h2>
742
<a class="anchor" name="gea32c77baf04f60abff1110417418f8f"></a><!-- doxytag: member="control.h::SND_CONTROL_DLSYM_VERSION" ref="gea32c77baf04f60abff1110417418f8f" args="" -->
743
<div class="memitem">
744
<div class="memproto">
745
<table class="memname">
746
<tbody><tr>
747
<td class="memname">#define SND_CONTROL_DLSYM_VERSION _dlsym_control_001 </td>
748
</tr>
749
</tbody></table>
750
</div>
751
<div class="memdoc">
752
753
<p>
754
dlsym version for interface entry callback
755
</p></div>
756
</div><p>
757
<a class="anchor" name="g65f5927f20d2ee013b69b6df7f0f4087"></a><!-- doxytag: member="control.h::SND_CTL_ASYNC" ref="g65f5927f20d2ee013b69b6df7f0f4087" args="" -->
758
</p><div class="memitem">
759
<div class="memproto">
760
<table class="memname">
761
<tbody><tr>
762
<td class="memname">#define SND_CTL_ASYNC </td>
763
</tr>
764
</tbody></table>
765
</div>
766
<div class="memdoc">
767
768
<p>
769
Async notification (flag for open mode)
770
</p></div>
771
</div><p>
772
<a class="anchor" name="g1eb001c45296218a2db4c2830f1deb98"></a><!-- doxytag: member="control.h::snd_ctl_card_info_alloca" ref="g1eb001c45296218a2db4c2830f1deb98" args="(ptr)" -->
773
</p><div class="memitem">
774
<div class="memproto">
775
<table class="memname">
776
<tbody><tr>
777
<td class="memname">#define snd_ctl_card_info_alloca </td>
778
<td>(</td>
779
<td class="paramtype">ptr </td>
780
<td class="paramname"> <br>
781
</td>
782
<td> ) </td>
783
<td width="100%"><br>
784
</td>
785
</tr>
786
</tbody></table>
787
</div>
788
<div class="memdoc">
789
790
<p>
791
allocate an invalid <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> using standard alloca
792
</p><p>
793
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
794
<table border="0" cellpadding="0" cellspacing="2">
795
<tbody><tr><td valign="top"><br>
796
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
797
</tbody></table>
798
</dd></dl>
799
800
</div>
801
</div><p>
802
<a class="anchor" name="g85dc8bfb083e0ffea71aa5b03e058699"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_alloca" ref="g85dc8bfb083e0ffea71aa5b03e058699" args="(ptr)" -->
803
</p><div class="memitem">
804
<div class="memproto">
805
<table class="memname">
806
<tbody><tr>
807
<td class="memname">#define snd_ctl_elem_id_alloca </td>
808
<td>(</td>
809
<td class="paramtype">ptr </td>
810
<td class="paramname"> <br>
811
</td>
812
<td> ) </td>
813
<td width="100%"><br>
814
</td>
815
</tr>
816
</tbody></table>
817
</div>
818
<div class="memdoc">
819
820
<p>
821
allocate an invalid <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> using standard alloca
822
</p><p>
823
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
824
<table border="0" cellpadding="0" cellspacing="2">
825
<tbody><tr><td valign="top"><br>
826
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
827
</tbody></table>
828
</dd></dl>
829
830
</div>
831
</div><p>
832
<a class="anchor" name="g4763532de8046f84c0d9494cd209d885"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_alloca" ref="g4763532de8046f84c0d9494cd209d885" args="(ptr)" -->
833
</p><div class="memitem">
834
<div class="memproto">
835
<table class="memname">
836
<tbody><tr>
837
<td class="memname">#define snd_ctl_elem_info_alloca </td>
838
<td>(</td>
839
<td class="paramtype">ptr </td>
840
<td class="paramname"> <br>
841
</td>
842
<td> ) </td>
843
<td width="100%"><br>
844
</td>
845
</tr>
846
</tbody></table>
847
</div>
848
<div class="memdoc">
849
850
<p>
851
allocate an invalid <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> using standard alloca
852
</p><p>
853
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
854
<table border="0" cellpadding="0" cellspacing="2">
855
<tbody><tr><td valign="top"><br>
856
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
857
</tbody></table>
858
</dd></dl>
859
860
</div>
861
</div><p>
862
<a class="anchor" name="g7facaf005846bdd7f145d9c807be3189"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_alloca" ref="g7facaf005846bdd7f145d9c807be3189" args="(ptr)" -->
863
</p><div class="memitem">
864
<div class="memproto">
865
<table class="memname">
866
<tbody><tr>
867
<td class="memname">#define snd_ctl_elem_list_alloca </td>
868
<td>(</td>
869
<td class="paramtype">ptr </td>
870
<td class="paramname"> <br>
871
</td>
872
<td> ) </td>
873
<td width="100%"><br>
874
</td>
875
</tr>
876
</tbody></table>
877
</div>
878
<div class="memdoc">
879
880
<p>
881
allocate an invalid <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> using standard alloca
882
</p><p>
883
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
884
<table border="0" cellpadding="0" cellspacing="2">
885
<tbody><tr><td valign="top"><br>
886
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
887
</tbody></table>
888
</dd></dl>
889
890
</div>
891
</div><p>
892
<a class="anchor" name="g6e4c8a7a9c7bbeacb7bc3997b2b86acf"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_alloca" ref="g6e4c8a7a9c7bbeacb7bc3997b2b86acf" args="(ptr)" -->
893
</p><div class="memitem">
894
<div class="memproto">
895
<table class="memname">
896
<tbody><tr>
897
<td class="memname">#define snd_ctl_elem_value_alloca </td>
898
<td>(</td>
899
<td class="paramtype">ptr </td>
900
<td class="paramname"> <br>
901
</td>
902
<td> ) </td>
903
<td width="100%"><br>
904
</td>
905
</tr>
906
</tbody></table>
907
</div>
908
<div class="memdoc">
909
910
<p>
911
allocate an invalid <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> using standard alloca
912
</p><p>
913
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
914
<table border="0" cellpadding="0" cellspacing="2">
915
<tbody><tr><td valign="top"><br>
916
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
917
</tbody></table>
918
</dd></dl>
919
920
</div>
921
</div><p>
922
<a class="anchor" name="g8a80fddea66dd980ef5dd22d88296a65"></a><!-- doxytag: member="control.h::snd_ctl_event_alloca" ref="g8a80fddea66dd980ef5dd22d88296a65" args="(ptr)" -->
923
</p><div class="memitem">
924
<div class="memproto">
925
<table class="memname">
926
<tbody><tr>
927
<td class="memname">#define snd_ctl_event_alloca </td>
928
<td>(</td>
929
<td class="paramtype">ptr </td>
930
<td class="paramname"> <br>
931
</td>
932
<td> ) </td>
933
<td width="100%"><br>
934
</td>
935
</tr>
936
</tbody></table>
937
</div>
938
<div class="memdoc">
939
940
<p>
941
allocate an invalid <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> using standard alloca
942
</p><p>
943
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
944
<table border="0" cellpadding="0" cellspacing="2">
945
<tbody><tr><td valign="top"><br>
946
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
947
</tbody></table>
948
</dd></dl>
949
950
</div>
951
</div><p>
952
<a class="anchor" name="g5363f66de356e642df58ea13a98dc515"></a><!-- doxytag: member="control.h::SND_CTL_EVENT_MASK_ADD" ref="g5363f66de356e642df58ea13a98dc515" args="" -->
953
</p><div class="memitem">
954
<div class="memproto">
955
<table class="memname">
956
<tbody><tr>
957
<td class="memname">#define SND_CTL_EVENT_MASK_ADD </td>
958
</tr>
959
</tbody></table>
960
</div>
961
<div class="memdoc">
962
963
<p>
964
Element has been added
965
</p></div>
966
</div><p>
967
<a class="anchor" name="ge1073645081fac21ef7ed8cbb83273e4"></a><!-- doxytag: member="control.h::SND_CTL_EVENT_MASK_INFO" ref="ge1073645081fac21ef7ed8cbb83273e4" args="" -->
968
</p><div class="memitem">
969
<div class="memproto">
970
<table class="memname">
971
<tbody><tr>
972
<td class="memname">#define SND_CTL_EVENT_MASK_INFO </td>
973
</tr>
974
</tbody></table>
975
</div>
976
<div class="memdoc">
977
978
<p>
979
Element info has been changed
980
</p></div>
981
</div><p>
982
<a class="anchor" name="gcce091d3716682bc23d8a4b833e434fa"></a><!-- doxytag: member="control.h::SND_CTL_EVENT_MASK_REMOVE" ref="gcce091d3716682bc23d8a4b833e434fa" args="" -->
983
</p><div class="memitem">
984
<div class="memproto">
985
<table class="memname">
986
<tbody><tr>
987
<td class="memname">#define SND_CTL_EVENT_MASK_REMOVE </td>
988
</tr>
989
</tbody></table>
990
</div>
991
<div class="memdoc">
992
993
<p>
994
Element has been removed (Warning: test this first and if set don't test the other masks)
995
</p></div>
996
</div><p>
997
<a class="anchor" name="gfc7f39f40b7fa92b6fe52ddd4faa2669"></a><!-- doxytag: member="control.h::SND_CTL_EVENT_MASK_TLV" ref="gfc7f39f40b7fa92b6fe52ddd4faa2669" args="" -->
998
</p><div class="memitem">
999
<div class="memproto">
1000
<table class="memname">
1001
<tbody><tr>
1002
<td class="memname">#define SND_CTL_EVENT_MASK_TLV </td>
1003
</tr>
1004
</tbody></table>
1005
</div>
1006
<div class="memdoc">
1007
1008
<p>
1009
Element's TLV value has been changed
1010
</p></div>
1011
</div><p>
1012
<a class="anchor" name="gf8c94abcf943d3070a418659bd288a64"></a><!-- doxytag: member="control.h::SND_CTL_EVENT_MASK_VALUE" ref="gf8c94abcf943d3070a418659bd288a64" args="" -->
1013
</p><div class="memitem">
1014
<div class="memproto">
1015
<table class="memname">
1016
<tbody><tr>
1017
<td class="memname">#define SND_CTL_EVENT_MASK_VALUE </td>
1018
</tr>
1019
</tbody></table>
1020
</div>
1021
<div class="memdoc">
1022
1023
<p>
1024
Element value has been changed
1025
</p></div>
1026
</div><p>
1027
<a class="anchor" name="gc097f557ebca454d28cd3907603fc200"></a><!-- doxytag: member="control.h::SND_CTL_NAME_CAPTURE" ref="gc097f557ebca454d28cd3907603fc200" args="" -->
1028
</p><div class="memitem">
1029
<div class="memproto">
1030
<table class="memname">
1031
<tbody><tr>
1032
<td class="memname">#define SND_CTL_NAME_CAPTURE "Capture " </td>
1033
</tr>
1034
</tbody></table>
1035
</div>
1036
<div class="memdoc">
1037
1038
<p>
1039
CTL name helper
1040
</p></div>
1041
</div><p>
1042
<a class="anchor" name="g550f0a9f82752dbd734aba9867c7f13a"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958" ref="g550f0a9f82752dbd734aba9867c7f13a" args="(expl, direction, what)" -->
1043
</p><div class="memitem">
1044
<div class="memproto">
1045
<table class="memname">
1046
<tbody><tr>
1047
<td class="memname">#define SND_CTL_NAME_IEC958 </td>
1048
<td>(</td>
1049
<td class="paramtype">expl, </td></tr><tr>
1050
<td class="paramkey"><br>
1051
</td>
1052
<td><br>
1053
</td>
1054
<td class="paramtype">direction, </td></tr><tr>
1055
<td class="paramkey"><br>
1056
</td>
1057
<td><br>
1058
</td>
1059
<td class="paramtype">what </td>
1060
<td class="paramname"> <br>
1061
</td>
1062
<td> ) </td>
1063
<td width="100%"> "IEC958 " expl SND_CTL_NAME_##direction SND_CTL_NAME_IEC958_##what</td>
1064
</tr>
1065
</tbody></table>
1066
</div>
1067
<div class="memdoc">
1068
1069
<p>
1070
Element name for IEC958 (S/PDIF)
1071
</p></div>
1072
</div><p>
1073
<a class="anchor" name="gbf9d999dde40d6ab9a350d8f1eefb5a7"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958_CON_MASK" ref="gbf9d999dde40d6ab9a350d8f1eefb5a7" args="" -->
1074
</p><div class="memitem">
1075
<div class="memproto">
1076
<table class="memname">
1077
<tbody><tr>
1078
<td class="memname">#define SND_CTL_NAME_IEC958_CON_MASK "Con Mask" </td>
1079
</tr>
1080
</tbody></table>
1081
</div>
1082
<div class="memdoc">
1083
1084
<p>
1085
CTL name helper
1086
</p></div>
1087
</div><p>
1088
<a class="anchor" name="g02ecf52b94a5b92530efcf9940b25848"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958_DEFAULT" ref="g02ecf52b94a5b92530efcf9940b25848" args="" -->
1089
</p><div class="memitem">
1090
<div class="memproto">
1091
<table class="memname">
1092
<tbody><tr>
1093
<td class="memname">#define SND_CTL_NAME_IEC958_DEFAULT "Default" </td>
1094
</tr>
1095
</tbody></table>
1096
</div>
1097
<div class="memdoc">
1098
1099
<p>
1100
CTL name helper
1101
</p></div>
1102
</div><p>
1103
<a class="anchor" name="gf3365b35cc6bf28f6a18fd52487b9faa"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958_MASK" ref="gf3365b35cc6bf28f6a18fd52487b9faa" args="" -->
1104
</p><div class="memitem">
1105
<div class="memproto">
1106
<table class="memname">
1107
<tbody><tr>
1108
<td class="memname">#define SND_CTL_NAME_IEC958_MASK "Mask" </td>
1109
</tr>
1110
</tbody></table>
1111
</div>
1112
<div class="memdoc">
1113
1114
<p>
1115
CTL name helper
1116
</p></div>
1117
</div><p>
1118
<a class="anchor" name="gd85a2fd8ac70ef9920e51429c295dbb6"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958_NONE" ref="gd85a2fd8ac70ef9920e51429c295dbb6" args="" -->
1119
</p><div class="memitem">
1120
<div class="memproto">
1121
<table class="memname">
1122
<tbody><tr>
1123
<td class="memname">#define SND_CTL_NAME_IEC958_NONE "" </td>
1124
</tr>
1125
</tbody></table>
1126
</div>
1127
<div class="memdoc">
1128
1129
<p>
1130
CTL name helper
1131
</p></div>
1132
</div><p>
1133
<a class="anchor" name="g1959631668e7d6a6c5fadfab63fcbc74"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958_PCM_STREAM" ref="g1959631668e7d6a6c5fadfab63fcbc74" args="" -->
1134
</p><div class="memitem">
1135
<div class="memproto">
1136
<table class="memname">
1137
<tbody><tr>
1138
<td class="memname">#define SND_CTL_NAME_IEC958_PCM_STREAM "PCM Stream" </td>
1139
</tr>
1140
</tbody></table>
1141
</div>
1142
<div class="memdoc">
1143
1144
<p>
1145
CTL name helper
1146
</p></div>
1147
</div><p>
1148
<a class="anchor" name="ge2016f5bf0d3f832300b89647b4cd2d0"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958_PRO_MASK" ref="ge2016f5bf0d3f832300b89647b4cd2d0" args="" -->
1149
</p><div class="memitem">
1150
<div class="memproto">
1151
<table class="memname">
1152
<tbody><tr>
1153
<td class="memname">#define SND_CTL_NAME_IEC958_PRO_MASK "Pro Mask" </td>
1154
</tr>
1155
</tbody></table>
1156
</div>
1157
<div class="memdoc">
1158
1159
<p>
1160
CTL name helper
1161
</p></div>
1162
</div><p>
1163
<a class="anchor" name="g5e80fb8074f4c46c20bd8643d4bd8f01"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958_SWITCH" ref="g5e80fb8074f4c46c20bd8643d4bd8f01" args="" -->
1164
</p><div class="memitem">
1165
<div class="memproto">
1166
<table class="memname">
1167
<tbody><tr>
1168
<td class="memname">#define SND_CTL_NAME_IEC958_SWITCH "Switch" </td>
1169
</tr>
1170
</tbody></table>
1171
</div>
1172
<div class="memdoc">
1173
1174
<p>
1175
CTL name helper
1176
</p></div>
1177
</div><p>
1178
<a class="anchor" name="g110db3b82547b9adc68d7bddf5753429"></a><!-- doxytag: member="control.h::SND_CTL_NAME_IEC958_VOLUME" ref="g110db3b82547b9adc68d7bddf5753429" args="" -->
1179
</p><div class="memitem">
1180
<div class="memproto">
1181
<table class="memname">
1182
<tbody><tr>
1183
<td class="memname">#define SND_CTL_NAME_IEC958_VOLUME "Volume" </td>
1184
</tr>
1185
</tbody></table>
1186
</div>
1187
<div class="memdoc">
1188
1189
<p>
1190
CTL name helper
1191
</p></div>
1192
</div><p>
1193
<a class="anchor" name="gca2e910ff41920fdfd7d3438d25efe4f"></a><!-- doxytag: member="control.h::SND_CTL_NAME_NONE" ref="gca2e910ff41920fdfd7d3438d25efe4f" args="" -->
1194
</p><div class="memitem">
1195
<div class="memproto">
1196
<table class="memname">
1197
<tbody><tr>
1198
<td class="memname">#define SND_CTL_NAME_NONE "" </td>
1199
</tr>
1200
</tbody></table>
1201
</div>
1202
<div class="memdoc">
1203
1204
<p>
1205
CTL name helper
1206
</p></div>
1207
</div><p>
1208
<a class="anchor" name="gee78f26ebd61724f63de752daf9fb5b7"></a><!-- doxytag: member="control.h::SND_CTL_NAME_PLAYBACK" ref="gee78f26ebd61724f63de752daf9fb5b7" args="" -->
1209
</p><div class="memitem">
1210
<div class="memproto">
1211
<table class="memname">
1212
<tbody><tr>
1213
<td class="memname">#define SND_CTL_NAME_PLAYBACK "Playback " </td>
1214
</tr>
1215
</tbody></table>
1216
</div>
1217
<div class="memdoc">
1218
1219
<p>
1220
CTL name helper
1221
</p></div>
1222
</div><p>
1223
<a class="anchor" name="g5586bc148cc719502294277c91a89ff5"></a><!-- doxytag: member="control.h::SND_CTL_NONBLOCK" ref="g5586bc148cc719502294277c91a89ff5" args="" -->
1224
</p><div class="memitem">
1225
<div class="memproto">
1226
<table class="memname">
1227
<tbody><tr>
1228
<td class="memname">#define SND_CTL_NONBLOCK </td>
1229
</tr>
1230
</tbody></table>
1231
</div>
1232
<div class="memdoc">
1233
1234
<p>
1235
Non blocking mode (flag for open mode)
1236
</p></div>
1237
</div><p>
1238
<a class="anchor" name="gfad188663bcc3090a8107c498cfbf5d0"></a><!-- doxytag: member="control.h::SND_CTL_POWER_D0" ref="gfad188663bcc3090a8107c498cfbf5d0" args="" -->
1239
</p><div class="memitem">
1240
<div class="memproto">
1241
<table class="memname">
1242
<tbody><tr>
1243
<td class="memname">#define SND_CTL_POWER_D0 0x0000 </td>
1244
</tr>
1245
</tbody></table>
1246
</div>
1247
<div class="memdoc">
1248
1249
<p>
1250
ACPI/PCI Power State D0
1251
</p></div>
1252
</div><p>
1253
<a class="anchor" name="g35265befb4535956714be32920c78297"></a><!-- doxytag: member="control.h::SND_CTL_POWER_D1" ref="g35265befb4535956714be32920c78297" args="" -->
1254
</p><div class="memitem">
1255
<div class="memproto">
1256
<table class="memname">
1257
<tbody><tr>
1258
<td class="memname">#define SND_CTL_POWER_D1 0x0100 </td>
1259
</tr>
1260
</tbody></table>
1261
</div>
1262
<div class="memdoc">
1263
1264
<p>
1265
ACPI/PCI Power State D1
1266
</p></div>
1267
</div><p>
1268
<a class="anchor" name="gb95e3b2ea61fe588199bda3a1f2d26b7"></a><!-- doxytag: member="control.h::SND_CTL_POWER_D2" ref="gb95e3b2ea61fe588199bda3a1f2d26b7" args="" -->
1269
</p><div class="memitem">
1270
<div class="memproto">
1271
<table class="memname">
1272
<tbody><tr>
1273
<td class="memname">#define SND_CTL_POWER_D2 0x0200 </td>
1274
</tr>
1275
</tbody></table>
1276
</div>
1277
<div class="memdoc">
1278
1279
<p>
1280
ACPI/PCI Power State D2
1281
</p></div>
1282
</div><p>
1283
<a class="anchor" name="g0c7be51e842ea5333a51d35dcba84ddd"></a><!-- doxytag: member="control.h::SND_CTL_POWER_D3" ref="g0c7be51e842ea5333a51d35dcba84ddd" args="" -->
1284
</p><div class="memitem">
1285
<div class="memproto">
1286
<table class="memname">
1287
<tbody><tr>
1288
<td class="memname">#define SND_CTL_POWER_D3 0x0300 </td>
1289
</tr>
1290
</tbody></table>
1291
</div>
1292
<div class="memdoc">
1293
1294
<p>
1295
ACPI/PCI Power State D3
1296
</p></div>
1297
</div><p>
1298
<a class="anchor" name="gb53b48e8ca639180c707b645af65337f"></a><!-- doxytag: member="control.h::SND_CTL_POWER_D3cold" ref="gb53b48e8ca639180c707b645af65337f" args="" -->
1299
</p><div class="memitem">
1300
<div class="memproto">
1301
<table class="memname">
1302
<tbody><tr>
1303
<td class="memname">#define SND_CTL_POWER_D3cold (SND_CTL_POWER_D3|0x0001) </td>
1304
</tr>
1305
</tbody></table>
1306
</div>
1307
<div class="memdoc">
1308
1309
<p>
1310
ACPI/PCI Power State D3cold
1311
</p></div>
1312
</div><p>
1313
<a class="anchor" name="gd84936642becf3077092ea48bb64ebda"></a><!-- doxytag: member="control.h::SND_CTL_POWER_D3hot" ref="gd84936642becf3077092ea48bb64ebda" args="" -->
1314
</p><div class="memitem">
1315
<div class="memproto">
1316
<table class="memname">
1317
<tbody><tr>
1318
<td class="memname">#define SND_CTL_POWER_D3hot (SND_CTL_POWER_D3|0x0000) </td>
1319
</tr>
1320
</tbody></table>
1321
</div>
1322
<div class="memdoc">
1323
1324
<p>
1325
ACPI/PCI Power State D3hot
1326
</p></div>
1327
</div><p>
1328
<a class="anchor" name="g1095126a9c336ab8649f77664b84ffed"></a><!-- doxytag: member="control.h::SND_CTL_POWER_MASK" ref="g1095126a9c336ab8649f77664b84ffed" args="" -->
1329
</p><div class="memitem">
1330
<div class="memproto">
1331
<table class="memname">
1332
<tbody><tr>
1333
<td class="memname">#define SND_CTL_POWER_MASK 0xff00 </td>
1334
</tr>
1335
</tbody></table>
1336
</div>
1337
<div class="memdoc">
1338
1339
<p>
1340
Mask for the major Power State identifier
1341
</p></div>
1342
</div><p>
1343
<a class="anchor" name="g73d8edc6cb2b5fa6a3064f93876659cb"></a><!-- doxytag: member="control.h::SND_CTL_READONLY" ref="g73d8edc6cb2b5fa6a3064f93876659cb" args="" -->
1344
</p><div class="memitem">
1345
<div class="memproto">
1346
<table class="memname">
1347
<tbody><tr>
1348
<td class="memname">#define SND_CTL_READONLY </td>
1349
</tr>
1350
</tbody></table>
1351
</div>
1352
<div class="memdoc">
1353
1354
<p>
1355
Read only (flag for open mode)
1356
</p></div>
1357
</div><p>
1358
<a class="anchor" name="g2acc958ac36458dc2498a2450edb2811"></a><!-- doxytag: member="control.h::SND_CTL_TLV_DB_GAIN_MUTE" ref="g2acc958ac36458dc2498a2450edb2811" args="" -->
1359
</p><div class="memitem">
1360
<div class="memproto">
1361
<table class="memname">
1362
<tbody><tr>
1363
<td class="memname">#define SND_CTL_TLV_DB_GAIN_MUTE -9999999 </td>
1364
</tr>
1365
</tbody></table>
1366
</div>
1367
<div class="memdoc">
1368
1369
<p>
1370
Mute state
1371
</p></div>
1372
</div><p>
1373
<a class="anchor" name="g145cd2efa9ac984bf0d49c4493627e68"></a><!-- doxytag: member="control.h::SND_CTL_TLVT_CONTAINER" ref="g145cd2efa9ac984bf0d49c4493627e68" args="" -->
1374
</p><div class="memitem">
1375
<div class="memproto">
1376
<table class="memname">
1377
<tbody><tr>
1378
<td class="memname">#define SND_CTL_TLVT_CONTAINER 0x0000 </td>
1379
</tr>
1380
</tbody></table>
1381
</div>
1382
<div class="memdoc">
1383
1384
<p>
1385
TLV type - Container
1386
</p></div>
1387
</div><p>
1388
<a class="anchor" name="g060162fb7e452b4f67f6b1e467d22e14"></a><!-- doxytag: member="control.h::SND_CTL_TLVT_DB_LINEAR" ref="g060162fb7e452b4f67f6b1e467d22e14" args="" -->
1389
</p><div class="memitem">
1390
<div class="memproto">
1391
<table class="memname">
1392
<tbody><tr>
1393
<td class="memname">#define SND_CTL_TLVT_DB_LINEAR 0x0002 </td>
1394
</tr>
1395
</tbody></table>
1396
</div>
1397
<div class="memdoc">
1398
1399
<p>
1400
TLV type - linear volume
1401
</p></div>
1402
</div><p>
1403
<a class="anchor" name="ged16bd0b1f1a47b2bb5d487114042ab4"></a><!-- doxytag: member="control.h::SND_CTL_TLVT_DB_MINMAX" ref="ged16bd0b1f1a47b2bb5d487114042ab4" args="" -->
1404
</p><div class="memitem">
1405
<div class="memproto">
1406
<table class="memname">
1407
<tbody><tr>
1408
<td class="memname">#define SND_CTL_TLVT_DB_MINMAX 0x0004 </td>
1409
</tr>
1410
</tbody></table>
1411
</div>
1412
<div class="memdoc">
1413
1414
<p>
1415
TLV type - dB scale specified by min/max values
1416
</p></div>
1417
</div><p>
1418
<a class="anchor" name="g7243a4a717258108d1ab2eb8db2b6f50"></a><!-- doxytag: member="control.h::SND_CTL_TLVT_DB_MINMAX_MUTE" ref="g7243a4a717258108d1ab2eb8db2b6f50" args="" -->
1419
</p><div class="memitem">
1420
<div class="memproto">
1421
<table class="memname">
1422
<tbody><tr>
1423
<td class="memname">#define SND_CTL_TLVT_DB_MINMAX_MUTE 0x0005 </td>
1424
</tr>
1425
</tbody></table>
1426
</div>
1427
<div class="memdoc">
1428
1429
<p>
1430
TLV type - dB scale specified by min/max values (with mute)
1431
</p></div>
1432
</div><p>
1433
<a class="anchor" name="g255317561a4762dce4f50a10f77884f8"></a><!-- doxytag: member="control.h::SND_CTL_TLVT_DB_RANGE" ref="g255317561a4762dce4f50a10f77884f8" args="" -->
1434
</p><div class="memitem">
1435
<div class="memproto">
1436
<table class="memname">
1437
<tbody><tr>
1438
<td class="memname">#define SND_CTL_TLVT_DB_RANGE 0x0003 </td>
1439
</tr>
1440
</tbody></table>
1441
</div>
1442
<div class="memdoc">
1443
1444
<p>
1445
TLV type - dB range container
1446
</p></div>
1447
</div><p>
1448
<a class="anchor" name="g2039eb986a4376cc0c416c75a4e08e2d"></a><!-- doxytag: member="control.h::SND_CTL_TLVT_DB_SCALE" ref="g2039eb986a4376cc0c416c75a4e08e2d" args="" -->
1449
</p><div class="memitem">
1450
<div class="memproto">
1451
<table class="memname">
1452
<tbody><tr>
1453
<td class="memname">#define SND_CTL_TLVT_DB_SCALE 0x0001 </td>
1454
</tr>
1455
</tbody></table>
1456
</div>
1457
<div class="memdoc">
1458
1459
<p>
1460
TLV type - basic dB scale
1461
</p></div>
1462
</div><p>
1463
<a class="anchor" name="ge29b38562448b38dc36af5b6ca027536"></a><!-- doxytag: member="control.h::SND_SCTL_NOFREE" ref="ge29b38562448b38dc36af5b6ca027536" args="" -->
1464
</p><div class="memitem">
1465
<div class="memproto">
1466
<table class="memname">
1467
<tbody><tr>
1468
<td class="memname">#define SND_SCTL_NOFREE 0x0001 </td>
1469
</tr>
1470
</tbody></table>
1471
</div>
1472
<div class="memdoc">
1473
1474
<p>
1475
Don't destroy the ctl handle when close
1476
</p></div>
1477
</div><p>
1478
</p><hr><h2>Typedef Documentation</h2>
1479
<a class="anchor" name="g9da73cdacfd94eaa6863cea72f978ddf"></a><!-- doxytag: member="control.h::snd_aes_iec958_t" ref="g9da73cdacfd94eaa6863cea72f978ddf" args="" -->
1480
<div class="memitem">
1481
<div class="memproto">
1482
<table class="memname">
1483
<tbody><tr>
1484
<td class="memname">typedef struct <a class="el" href="structsnd__aes__iec958.html">snd_aes_iec958</a> <a class="el" href="structsnd__aes__iec958.html">snd_aes_iec958_t</a> </td>
1485
</tr>
1486
</tbody></table>
1487
</div>
1488
<div class="memdoc">
1489
1490
<p>
1491
IEC958 structure
1492
</p></div>
1493
</div><p>
1494
<a class="anchor" name="gc498d3243ca485b815030b27cd0f1fa0"></a><!-- doxytag: member="control.h::snd_ctl_card_info_t" ref="gc498d3243ca485b815030b27cd0f1fa0" args="" -->
1495
</p><div class="memitem">
1496
<div class="memproto">
1497
<table class="memname">
1498
<tbody><tr>
1499
<td class="memname">typedef struct _snd_ctl_card_info <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> </td>
1500
</tr>
1501
</tbody></table>
1502
</div>
1503
<div class="memdoc">
1504
1505
<p>
1506
CTL card info container
1507
</p></div>
1508
</div><p>
1509
<a class="anchor" name="gd91a3e04a25060e07917389417d474e4"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_t" ref="gd91a3e04a25060e07917389417d474e4" args="" -->
1510
</p><div class="memitem">
1511
<div class="memproto">
1512
<table class="memname">
1513
<tbody><tr>
1514
<td class="memname">typedef struct _snd_ctl_elem_id <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> </td>
1515
</tr>
1516
</tbody></table>
1517
</div>
1518
<div class="memdoc">
1519
1520
<p>
1521
CTL element identifier container
1522
</p></div>
1523
</div><p>
1524
<a class="anchor" name="gefabc042466e044251ea9990c94d46a6"></a><!-- doxytag: member="control.h::snd_ctl_elem_iface_t" ref="gefabc042466e044251ea9990c94d46a6" args="" -->
1525
</p><div class="memitem">
1526
<div class="memproto">
1527
<table class="memname">
1528
<tbody><tr>
1529
<td class="memname">typedef enum <a class="el" href="group___control.html#gcad203f0331afeeadcb127e8a367a06b">_snd_ctl_elem_iface</a> <a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td>
1530
</tr>
1531
</tbody></table>
1532
</div>
1533
<div class="memdoc">
1534
1535
<p>
1536
CTL related interface
1537
</p></div>
1538
</div><p>
1539
<a class="anchor" name="g193d353c937d7b639784d4cd7c7005d7"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_t" ref="g193d353c937d7b639784d4cd7c7005d7" args="" -->
1540
</p><div class="memitem">
1541
<div class="memproto">
1542
<table class="memname">
1543
<tbody><tr>
1544
<td class="memname">typedef struct _snd_ctl_elem_info <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> </td>
1545
</tr>
1546
</tbody></table>
1547
</div>
1548
<div class="memdoc">
1549
1550
<p>
1551
CTL element info container
1552
</p></div>
1553
</div><p>
1554
<a class="anchor" name="gd174599b3b161f363531def722fa72c9"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_t" ref="gd174599b3b161f363531def722fa72c9" args="" -->
1555
</p><div class="memitem">
1556
<div class="memproto">
1557
<table class="memname">
1558
<tbody><tr>
1559
<td class="memname">typedef struct _snd_ctl_elem_list <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> </td>
1560
</tr>
1561
</tbody></table>
1562
</div>
1563
<div class="memdoc">
1564
1565
<p>
1566
CTL element identifier list container
1567
</p></div>
1568
</div><p>
1569
<a class="anchor" name="g8b0f958478e42ae386d4812de9f557e8"></a><!-- doxytag: member="control.h::snd_ctl_elem_type_t" ref="g8b0f958478e42ae386d4812de9f557e8" args="" -->
1570
</p><div class="memitem">
1571
<div class="memproto">
1572
<table class="memname">
1573
<tbody><tr>
1574
<td class="memname">typedef enum <a class="el" href="group___control.html#g687044a5222c1292cca47941081e3147">_snd_ctl_elem_type</a> <a class="el" href="group___control.html#g8b0f958478e42ae386d4812de9f557e8">snd_ctl_elem_type_t</a> </td>
1575
</tr>
1576
</tbody></table>
1577
</div>
1578
<div class="memdoc">
1579
1580
<p>
1581
CTL element type
1582
</p></div>
1583
</div><p>
1584
<a class="anchor" name="gdd89a5786a02a3f42d579c064c15221c"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_t" ref="gdd89a5786a02a3f42d579c064c15221c" args="" -->
1585
</p><div class="memitem">
1586
<div class="memproto">
1587
<table class="memname">
1588
<tbody><tr>
1589
<td class="memname">typedef struct _snd_ctl_elem_value <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> </td>
1590
</tr>
1591
</tbody></table>
1592
</div>
1593
<div class="memdoc">
1594
1595
<p>
1596
CTL element value container
1597
</p></div>
1598
</div><p>
1599
<a class="anchor" name="gf57af9a15a9a226825a7814a1c473a16"></a><!-- doxytag: member="control.h::snd_ctl_event_t" ref="gf57af9a15a9a226825a7814a1c473a16" args="" -->
1600
</p><div class="memitem">
1601
<div class="memproto">
1602
<table class="memname">
1603
<tbody><tr>
1604
<td class="memname">typedef struct _snd_ctl_event <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> </td>
1605
</tr>
1606
</tbody></table>
1607
</div>
1608
<div class="memdoc">
1609
1610
<p>
1611
CTL event container
1612
</p></div>
1613
</div><p>
1614
<a class="anchor" name="geb316edaa7cbf04002c7539e653e1062"></a><!-- doxytag: member="control.h::snd_ctl_event_type_t" ref="geb316edaa7cbf04002c7539e653e1062" args="" -->
1615
</p><div class="memitem">
1616
<div class="memproto">
1617
<table class="memname">
1618
<tbody><tr>
1619
<td class="memname">typedef enum <a class="el" href="group___control.html#g36f1fdb68b0243d8fc6642620008dad9">_snd_ctl_event_type</a> <a class="el" href="group___control.html#geb316edaa7cbf04002c7539e653e1062">snd_ctl_event_type_t</a> </td>
1620
</tr>
1621
</tbody></table>
1622
</div>
1623
<div class="memdoc">
1624
1625
<p>
1626
Event class
1627
</p></div>
1628
</div><p>
1629
<a class="anchor" name="g6fef7f4892f9960f41ead15ef8994aa0"></a><!-- doxytag: member="control.h::snd_ctl_t" ref="g6fef7f4892f9960f41ead15ef8994aa0" args="" -->
1630
</p><div class="memitem">
1631
<div class="memproto">
1632
<table class="memname">
1633
<tbody><tr>
1634
<td class="memname">typedef struct _snd_ctl <a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> </td>
1635
</tr>
1636
</tbody></table>
1637
</div>
1638
<div class="memdoc">
1639
1640
<p>
1641
CTL handle
1642
</p></div>
1643
</div><p>
1644
<a class="anchor" name="g7a2cbe28de2a12d5dbb22c5756e33dd1"></a><!-- doxytag: member="control.h::snd_ctl_type_t" ref="g7a2cbe28de2a12d5dbb22c5756e33dd1" args="" -->
1645
</p><div class="memitem">
1646
<div class="memproto">
1647
<table class="memname">
1648
<tbody><tr>
1649
<td class="memname">typedef enum <a class="el" href="group___control.html#g2db031e865355606639c5ec065711e78">_snd_ctl_type</a> <a class="el" href="group___control.html#g7a2cbe28de2a12d5dbb22c5756e33dd1">snd_ctl_type_t</a> </td>
1650
</tr>
1651
</tbody></table>
1652
</div>
1653
<div class="memdoc">
1654
1655
<p>
1656
CTL type
1657
</p></div>
1658
</div><p>
1659
<a class="anchor" name="g69ede2c8eae4a6b5bd174be1e38ccf69"></a><!-- doxytag: member="control.h::snd_sctl_t" ref="g69ede2c8eae4a6b5bd174be1e38ccf69" args="" -->
1660
</p><div class="memitem">
1661
<div class="memproto">
1662
<table class="memname">
1663
<tbody><tr>
1664
<td class="memname">typedef struct _snd_sctl <a class="el" href="group___control.html#g69ede2c8eae4a6b5bd174be1e38ccf69">snd_sctl_t</a> </td>
1665
</tr>
1666
</tbody></table>
1667
</div>
1668
<div class="memdoc">
1669
1670
<p>
1671
SCTL type
1672
</p></div>
1673
</div><p>
1674
</p><hr><h2>Enumeration Type Documentation</h2>
1675
<a class="anchor" name="gcad203f0331afeeadcb127e8a367a06b"></a><!-- doxytag: member="control.h::_snd_ctl_elem_iface" ref="gcad203f0331afeeadcb127e8a367a06b" args="" -->
1676
<div class="memitem">
1677
<div class="memproto">
1678
<table class="memname">
1679
<tbody><tr>
1680
<td class="memname">enum <a class="el" href="group___control.html#gcad203f0331afeeadcb127e8a367a06b">_snd_ctl_elem_iface</a> </td>
1681
</tr>
1682
</tbody></table>
1683
</div>
1684
<div class="memdoc">
1685
1686
<p>
1687
CTL related interface </p><dl compact="compact"><dt><b>Enumerator: </b></dt><dd>
1688
<table border="0" cellpadding="0" cellspacing="2">
1689
<tbody><tr><td valign="top"><em><a class="anchor" name="ggcad203f0331afeeadcb127e8a367a06bd352f7119ede3a5598aac10ae77da18a"></a><!-- doxytag: member="SND_CTL_ELEM_IFACE_CARD" ref="ggcad203f0331afeeadcb127e8a367a06bd352f7119ede3a5598aac10ae77da18a" args="" -->SND_CTL_ELEM_IFACE_CARD</em> </td><td>
1690
Card level </td></tr>
1691
<tr><td valign="top"><em><a class="anchor" name="ggcad203f0331afeeadcb127e8a367a06baa6a128d104f13245cc1337edd7bed15"></a><!-- doxytag: member="SND_CTL_ELEM_IFACE_HWDEP" ref="ggcad203f0331afeeadcb127e8a367a06baa6a128d104f13245cc1337edd7bed15" args="" -->SND_CTL_ELEM_IFACE_HWDEP</em> </td><td>
1692
Hardware dependent device </td></tr>
1693
<tr><td valign="top"><em><a class="anchor" name="ggcad203f0331afeeadcb127e8a367a06b396c56a422856d89e634708eb1513a26"></a><!-- doxytag: member="SND_CTL_ELEM_IFACE_MIXER" ref="ggcad203f0331afeeadcb127e8a367a06b396c56a422856d89e634708eb1513a26" args="" -->SND_CTL_ELEM_IFACE_MIXER</em> </td><td>
1694
Mixer </td></tr>
1695
<tr><td valign="top"><em><a class="anchor" name="ggcad203f0331afeeadcb127e8a367a06b60af44ed4d90dede9df5611138c8dd8d"></a><!-- doxytag: member="SND_CTL_ELEM_IFACE_PCM" ref="ggcad203f0331afeeadcb127e8a367a06b60af44ed4d90dede9df5611138c8dd8d" args="" -->SND_CTL_ELEM_IFACE_PCM</em> </td><td>
1696
PCM </td></tr>
1697
<tr><td valign="top"><em><a class="anchor" name="ggcad203f0331afeeadcb127e8a367a06b0bc1d02da142375e2744364768cfadc1"></a><!-- doxytag: member="SND_CTL_ELEM_IFACE_RAWMIDI" ref="ggcad203f0331afeeadcb127e8a367a06b0bc1d02da142375e2744364768cfadc1" args="" -->SND_CTL_ELEM_IFACE_RAWMIDI</em> </td><td>
1698
RawMidi </td></tr>
1699
<tr><td valign="top"><em><a class="anchor" name="ggcad203f0331afeeadcb127e8a367a06b97aea086b81ab92a5d587df62436056f"></a><!-- doxytag: member="SND_CTL_ELEM_IFACE_TIMER" ref="ggcad203f0331afeeadcb127e8a367a06b97aea086b81ab92a5d587df62436056f" args="" -->SND_CTL_ELEM_IFACE_TIMER</em> </td><td>
1700
Timer </td></tr>
1701
<tr><td valign="top"><em><a class="anchor" name="ggcad203f0331afeeadcb127e8a367a06bf6837112b9d848b001eb5e6e196a1f9c"></a><!-- doxytag: member="SND_CTL_ELEM_IFACE_SEQUENCER" ref="ggcad203f0331afeeadcb127e8a367a06bf6837112b9d848b001eb5e6e196a1f9c" args="" -->SND_CTL_ELEM_IFACE_SEQUENCER</em> </td><td>
1702
Sequencer </td></tr>
1703
</tbody></table>
1704
</dd></dl>
1705
1706
</div>
1707
</div><p>
1708
<a class="anchor" name="g687044a5222c1292cca47941081e3147"></a><!-- doxytag: member="control.h::_snd_ctl_elem_type" ref="g687044a5222c1292cca47941081e3147" args="" -->
1709
</p><div class="memitem">
1710
<div class="memproto">
1711
<table class="memname">
1712
<tbody><tr>
1713
<td class="memname">enum <a class="el" href="group___control.html#g687044a5222c1292cca47941081e3147">_snd_ctl_elem_type</a> </td>
1714
</tr>
1715
</tbody></table>
1716
</div>
1717
<div class="memdoc">
1718
1719
<p>
1720
CTL element type </p><dl compact="compact"><dt><b>Enumerator: </b></dt><dd>
1721
<table border="0" cellpadding="0" cellspacing="2">
1722
<tbody><tr><td valign="top"><em><a class="anchor" name="gg687044a5222c1292cca47941081e31474a8e5fc1e83f7c800c347c741fa53cfc"></a><!-- doxytag: member="SND_CTL_ELEM_TYPE_NONE" ref="gg687044a5222c1292cca47941081e31474a8e5fc1e83f7c800c347c741fa53cfc" args="" -->SND_CTL_ELEM_TYPE_NONE</em> </td><td>
1723
Invalid type </td></tr>
1724
<tr><td valign="top"><em><a class="anchor" name="gg687044a5222c1292cca47941081e31478e05d647fb883e11354c833a93337ee4"></a><!-- doxytag: member="SND_CTL_ELEM_TYPE_BOOLEAN" ref="gg687044a5222c1292cca47941081e31478e05d647fb883e11354c833a93337ee4" args="" -->SND_CTL_ELEM_TYPE_BOOLEAN</em> </td><td>
1725
Boolean contents </td></tr>
1726
<tr><td valign="top"><em><a class="anchor" name="gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc"></a><!-- doxytag: member="SND_CTL_ELEM_TYPE_INTEGER" ref="gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc" args="" -->SND_CTL_ELEM_TYPE_INTEGER</em> </td><td>
1727
Integer contents </td></tr>
1728
<tr><td valign="top"><em><a class="anchor" name="gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67"></a><!-- doxytag: member="SND_CTL_ELEM_TYPE_ENUMERATED" ref="gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67" args="" -->SND_CTL_ELEM_TYPE_ENUMERATED</em> </td><td>
1729
Enumerated contents </td></tr>
1730
<tr><td valign="top"><em><a class="anchor" name="gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8"></a><!-- doxytag: member="SND_CTL_ELEM_TYPE_BYTES" ref="gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8" args="" -->SND_CTL_ELEM_TYPE_BYTES</em> </td><td>
1731
Bytes contents </td></tr>
1732
<tr><td valign="top"><em><a class="anchor" name="gg687044a5222c1292cca47941081e31474794db2c2b7cc3a29038478cdec1a8ca"></a><!-- doxytag: member="SND_CTL_ELEM_TYPE_IEC958" ref="gg687044a5222c1292cca47941081e31474794db2c2b7cc3a29038478cdec1a8ca" args="" -->SND_CTL_ELEM_TYPE_IEC958</em> </td><td>
1733
IEC958 (S/PDIF) setting content </td></tr>
1734
<tr><td valign="top"><em><a class="anchor" name="gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4"></a><!-- doxytag: member="SND_CTL_ELEM_TYPE_INTEGER64" ref="gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4" args="" -->SND_CTL_ELEM_TYPE_INTEGER64</em> </td><td>
1735
64-bit integer contents </td></tr>
1736
</tbody></table>
1737
</dd></dl>
1738
1739
</div>
1740
</div><p>
1741
<a class="anchor" name="g36f1fdb68b0243d8fc6642620008dad9"></a><!-- doxytag: member="control.h::_snd_ctl_event_type" ref="g36f1fdb68b0243d8fc6642620008dad9" args="" -->
1742
</p><div class="memitem">
1743
<div class="memproto">
1744
<table class="memname">
1745
<tbody><tr>
1746
<td class="memname">enum <a class="el" href="group___control.html#g36f1fdb68b0243d8fc6642620008dad9">_snd_ctl_event_type</a> </td>
1747
</tr>
1748
</tbody></table>
1749
</div>
1750
<div class="memdoc">
1751
1752
<p>
1753
Event class </p><dl compact="compact"><dt><b>Enumerator: </b></dt><dd>
1754
<table border="0" cellpadding="0" cellspacing="2">
1755
<tbody><tr><td valign="top"><em><a class="anchor" name="gg36f1fdb68b0243d8fc6642620008dad9dc03168a04b5884b7c8283361033fbb2"></a><!-- doxytag: member="SND_CTL_EVENT_ELEM" ref="gg36f1fdb68b0243d8fc6642620008dad9dc03168a04b5884b7c8283361033fbb2" args="" -->SND_CTL_EVENT_ELEM</em> </td><td>
1756
Elements related event </td></tr>
1757
</tbody></table>
1758
</dd></dl>
1759
1760
</div>
1761
</div><p>
1762
<a class="anchor" name="g2db031e865355606639c5ec065711e78"></a><!-- doxytag: member="control.h::_snd_ctl_type" ref="g2db031e865355606639c5ec065711e78" args="" -->
1763
</p><div class="memitem">
1764
<div class="memproto">
1765
<table class="memname">
1766
<tbody><tr>
1767
<td class="memname">enum <a class="el" href="group___control.html#g2db031e865355606639c5ec065711e78">_snd_ctl_type</a> </td>
1768
</tr>
1769
</tbody></table>
1770
</div>
1771
<div class="memdoc">
1772
1773
<p>
1774
CTL type </p><dl compact="compact"><dt><b>Enumerator: </b></dt><dd>
1775
<table border="0" cellpadding="0" cellspacing="2">
1776
<tbody><tr><td valign="top"><em><a class="anchor" name="gg2db031e865355606639c5ec065711e7865612b0185e3db34affbd7ed618998a5"></a><!-- doxytag: member="SND_CTL_TYPE_HW" ref="gg2db031e865355606639c5ec065711e7865612b0185e3db34affbd7ed618998a5" args="" -->SND_CTL_TYPE_HW</em> </td><td>
1777
Kernel level CTL </td></tr>
1778
<tr><td valign="top"><em><a class="anchor" name="gg2db031e865355606639c5ec065711e78f6d5a61f37f2d73781e8f260b8b18b2c"></a><!-- doxytag: member="SND_CTL_TYPE_SHM" ref="gg2db031e865355606639c5ec065711e78f6d5a61f37f2d73781e8f260b8b18b2c" args="" -->SND_CTL_TYPE_SHM</em> </td><td>
1779
Shared memory client CTL </td></tr>
1780
<tr><td valign="top"><em><a class="anchor" name="gg2db031e865355606639c5ec065711e780b30171d424d3152fd5630fca5b9ecb4"></a><!-- doxytag: member="SND_CTL_TYPE_INET" ref="gg2db031e865355606639c5ec065711e780b30171d424d3152fd5630fca5b9ecb4" args="" -->SND_CTL_TYPE_INET</em> </td><td>
1781
INET client CTL (not yet implemented) </td></tr>
1782
<tr><td valign="top"><em><a class="anchor" name="gg2db031e865355606639c5ec065711e7838fcc3c51e18162bc085c56cf89a8faa"></a><!-- doxytag: member="SND_CTL_TYPE_EXT" ref="gg2db031e865355606639c5ec065711e7838fcc3c51e18162bc085c56cf89a8faa" args="" -->SND_CTL_TYPE_EXT</em> </td><td>
1783
External control plugin </td></tr>
1784
</tbody></table>
1785
</dd></dl>
1786
1787
</div>
1788
</div><p>
1789
</p><hr><h2>Function Documentation</h2>
1790
<a class="anchor" name="gc6043c5e6f543bbb370e731f6b99fe38"></a><!-- doxytag: member="control.h::snd_async_add_ctl_handler" ref="gc6043c5e6f543bbb370e731f6b99fe38" args="(snd_async_handler_t **handler, snd_ctl_t *ctl, snd_async_callback_t callback, void *private_data)" -->
1791
<div class="memitem">
1792
<div class="memproto">
1793
<table class="memname">
1794
<tbody><tr>
1795
<td class="memname">int snd_async_add_ctl_handler </td>
1796
<td>(</td>
1797
<td class="paramtype"><a class="el" href="group___global.html#ga966cc0e80d3b8f070437c851114d5a5">snd_async_handler_t</a> ** </td>
1798
<td class="paramname"> <em>handler</em>, </td>
1799
</tr>
1800
<tr>
1801
<td class="paramkey"><br>
1802
</td>
1803
<td><br>
1804
</td>
1805
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
1806
<td class="paramname"> <em>ctl</em>, </td>
1807
</tr>
1808
<tr>
1809
<td class="paramkey"><br>
1810
</td>
1811
<td><br>
1812
</td>
1813
<td class="paramtype"><a class="el" href="group___global.html#gc2c426c7ea09cdcc0cdb398660104baa">snd_async_callback_t</a> </td>
1814
<td class="paramname"> <em>callback</em>, </td>
1815
</tr>
1816
<tr>
1817
<td class="paramkey"><br>
1818
</td>
1819
<td><br>
1820
</td>
1821
<td class="paramtype">void * </td>
1822
<td class="paramname"> <em>private_data</em></td><td> </td>
1823
</tr>
1824
<tr>
1825
<td><br>
1826
</td>
1827
<td>)</td>
1828
<td><br>
1829
</td><td><br>
1830
</td><td width="100%"><br>
1831
</td>
1832
</tr>
1833
</tbody></table>
1834
</div>
1835
<div class="memdoc">
1836
1837
<p>
1838
Add an async handler for a CTL.
1839
</p><p>
1840
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
1841
<table border="0" cellpadding="0" cellspacing="2">
1842
<tbody><tr><td valign="top"><br>
1843
</td><td valign="top"><em>handler</em> </td><td>Returned handler handle </td></tr>
1844
<tr><td valign="top"><br>
1845
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
1846
<tr><td valign="top"><br>
1847
</td><td valign="top"><em>callback</em> </td><td>Callback function </td></tr>
1848
<tr><td valign="top"><br>
1849
</td><td valign="top"><em>private_data</em> </td><td>Callback private data </td></tr>
1850
</tbody></table>
1851
</dd></dl>
1852
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 otherwise a negative error code on failure </dd></dl>
1853
1854
</div>
1855
</div><p>
1856
<a class="anchor" name="gb0a6ac7aa353b6533d9ba002e2b839fa"></a><!-- doxytag: member="control.h::snd_async_handler_get_ctl" ref="gb0a6ac7aa353b6533d9ba002e2b839fa" args="(snd_async_handler_t *handler)" -->
1857
</p><div class="memitem">
1858
<div class="memproto">
1859
<table class="memname">
1860
<tbody><tr>
1861
<td class="memname"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a>* snd_async_handler_get_ctl </td>
1862
<td>(</td>
1863
<td class="paramtype"><a class="el" href="group___global.html#ga966cc0e80d3b8f070437c851114d5a5">snd_async_handler_t</a> * </td>
1864
<td class="paramname"> <em>handler</em> </td>
1865
<td> ) </td>
1866
<td width="100%"><br>
1867
</td>
1868
</tr>
1869
</tbody></table>
1870
</div>
1871
<div class="memdoc">
1872
1873
<p>
1874
Return CTL handle related to an async handler.
1875
</p><p>
1876
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
1877
<table border="0" cellpadding="0" cellspacing="2">
1878
<tbody><tr><td valign="top"><br>
1879
</td><td valign="top"><em>handler</em> </td><td>Async handler handle </td></tr>
1880
</tbody></table>
1881
</dd></dl>
1882
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL handle </dd></dl>
1883
1884
</div>
1885
</div><p>
1886
<a class="anchor" name="ge6399e627ae738cd123a61b781c015c4"></a><!-- doxytag: member="control.h::snd_card_get_index" ref="ge6399e627ae738cd123a61b781c015c4" args="(const char *name)" -->
1887
</p><div class="memitem">
1888
<div class="memproto">
1889
<table class="memname">
1890
<tbody><tr>
1891
<td class="memname">int snd_card_get_index </td>
1892
<td>(</td>
1893
<td class="paramtype">const char * </td>
1894
<td class="paramname"> <em>string</em> </td>
1895
<td> ) </td>
1896
<td width="100%"><br>
1897
</td>
1898
</tr>
1899
</tbody></table>
1900
</div>
1901
<div class="memdoc">
1902
1903
<p>
1904
Convert card string to an integer value.
1905
</p><p>
1906
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
1907
<table border="0" cellpadding="0" cellspacing="2">
1908
<tbody><tr><td valign="top"><br>
1909
</td><td valign="top"><em>string</em> </td><td>String containing card identifier </td></tr>
1910
</tbody></table>
1911
</dd></dl>
1912
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero if success, otherwise a negative error code</dd></dl>The
1913
accepted format is an integer value in ASCII representation or the card
1914
identifier (the id parameter for sound-card drivers). The control
1915
device name like /dev/snd/controlC0 is accepted, too. </div>
1916
</div><p>
1917
<a class="anchor" name="gb1f3b4470a304505f5859d5955a03ce9"></a><!-- doxytag: member="control.h::snd_card_get_longname" ref="gb1f3b4470a304505f5859d5955a03ce9" args="(int card, char **name)" -->
1918
</p><div class="memitem">
1919
<div class="memproto">
1920
<table class="memname">
1921
<tbody><tr>
1922
<td class="memname">int snd_card_get_longname </td>
1923
<td>(</td>
1924
<td class="paramtype">int </td>
1925
<td class="paramname"> <em>card</em>, </td>
1926
</tr>
1927
<tr>
1928
<td class="paramkey"><br>
1929
</td>
1930
<td><br>
1931
</td>
1932
<td class="paramtype">char ** </td>
1933
<td class="paramname"> <em>name</em></td><td> </td>
1934
</tr>
1935
<tr>
1936
<td><br>
1937
</td>
1938
<td>)</td>
1939
<td><br>
1940
</td><td><br>
1941
</td><td width="100%"><br>
1942
</td>
1943
</tr>
1944
</tbody></table>
1945
</div>
1946
<div class="memdoc">
1947
1948
<p>
1949
Obtain the card long name.
1950
</p><p>
1951
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
1952
<table border="0" cellpadding="0" cellspacing="2">
1953
<tbody><tr><td valign="top"><br>
1954
</td><td valign="top"><em>card</em> </td><td>Card number </td></tr>
1955
<tr><td valign="top"><br>
1956
</td><td valign="top"><em>name</em> </td><td>Result - card long name corresponding to card number </td></tr>
1957
</tbody></table>
1958
</dd></dl>
1959
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero if success, otherwise a negative error code </dd></dl>
1960
1961
</div>
1962
</div><p>
1963
<a class="anchor" name="g9a8f8e8cf1292392008c6c47e20e22c9"></a><!-- doxytag: member="control.h::snd_card_get_name" ref="g9a8f8e8cf1292392008c6c47e20e22c9" args="(int card, char **name)" -->
1964
</p><div class="memitem">
1965
<div class="memproto">
1966
<table class="memname">
1967
<tbody><tr>
1968
<td class="memname">int snd_card_get_name </td>
1969
<td>(</td>
1970
<td class="paramtype">int </td>
1971
<td class="paramname"> <em>card</em>, </td>
1972
</tr>
1973
<tr>
1974
<td class="paramkey"><br>
1975
</td>
1976
<td><br>
1977
</td>
1978
<td class="paramtype">char ** </td>
1979
<td class="paramname"> <em>name</em></td><td> </td>
1980
</tr>
1981
<tr>
1982
<td><br>
1983
</td>
1984
<td>)</td>
1985
<td><br>
1986
</td><td><br>
1987
</td><td width="100%"><br>
1988
</td>
1989
</tr>
1990
</tbody></table>
1991
</div>
1992
<div class="memdoc">
1993
1994
<p>
1995
Obtain the card name.
1996
</p><p>
1997
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
1998
<table border="0" cellpadding="0" cellspacing="2">
1999
<tbody><tr><td valign="top"><br>
2000
</td><td valign="top"><em>card</em> </td><td>Card number </td></tr>
2001
<tr><td valign="top"><br>
2002
</td><td valign="top"><em>name</em> </td><td>Result - card name corresponding to card number </td></tr>
2003
</tbody></table>
2004
</dd></dl>
2005
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero if success, otherwise a negative error code </dd></dl>
2006
2007
</div>
2008
</div><p>
2009
<a class="anchor" name="g2fdc6a46ac3ddfe172693f266b0a58ee"></a><!-- doxytag: member="control.h::snd_card_load" ref="g2fdc6a46ac3ddfe172693f266b0a58ee" args="(int card)" -->
2010
</p><div class="memitem">
2011
<div class="memproto">
2012
<table class="memname">
2013
<tbody><tr>
2014
<td class="memname">int snd_card_load </td>
2015
<td>(</td>
2016
<td class="paramtype">int </td>
2017
<td class="paramname"> <em>card</em> </td>
2018
<td> ) </td>
2019
<td width="100%"><br>
2020
</td>
2021
</tr>
2022
</tbody></table>
2023
</div>
2024
<div class="memdoc">
2025
2026
<p>
2027
Try to load the driver for a card.
2028
</p><p>
2029
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2030
<table border="0" cellpadding="0" cellspacing="2">
2031
<tbody><tr><td valign="top"><br>
2032
</td><td valign="top"><em>card</em> </td><td>Card number. </td></tr>
2033
</tbody></table>
2034
</dd></dl>
2035
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>1 if driver is present, zero if driver is not present </dd></dl>
2036
2037
</div>
2038
</div><p>
2039
<a class="anchor" name="ga45d18d26b11bcfdd2ba40f30a56c46a"></a><!-- doxytag: member="control.h::snd_card_next" ref="ga45d18d26b11bcfdd2ba40f30a56c46a" args="(int *card)" -->
2040
</p><div class="memitem">
2041
<div class="memproto">
2042
<table class="memname">
2043
<tbody><tr>
2044
<td class="memname">int snd_card_next </td>
2045
<td>(</td>
2046
<td class="paramtype">int * </td>
2047
<td class="paramname"> <em>rcard</em> </td>
2048
<td> ) </td>
2049
<td width="100%"><br>
2050
</td>
2051
</tr>
2052
</tbody></table>
2053
</div>
2054
<div class="memdoc">
2055
2056
<p>
2057
Try to determine the next card.
2058
</p><p>
2059
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2060
<table border="0" cellpadding="0" cellspacing="2">
2061
<tbody><tr><td valign="top"><br>
2062
</td><td valign="top"><em>rcard</em> </td><td>pointer to card number </td></tr>
2063
</tbody></table>
2064
</dd></dl>
2065
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero if success, otherwise a negative error code</dd></dl>Tries
2066
to determine the next card from given card number. If card number is
2067
-1, then the first available card is returned. If the result card
2068
number is -1, no more cards are available. </div>
2069
</div><p>
2070
<a class="anchor" name="gc10c26abe9945014de35ebaa3309ee62"></a><!-- doxytag: member="control.h::snd_ctl_card_info" ref="gc10c26abe9945014de35ebaa3309ee62" args="(snd_ctl_t *ctl, snd_ctl_card_info_t *info)" -->
2071
</p><div class="memitem">
2072
<div class="memproto">
2073
<table class="memname">
2074
<tbody><tr>
2075
<td class="memname">int snd_ctl_card_info </td>
2076
<td>(</td>
2077
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
2078
<td class="paramname"> <em>ctl</em>, </td>
2079
</tr>
2080
<tr>
2081
<td class="paramkey"><br>
2082
</td>
2083
<td><br>
2084
</td>
2085
<td class="paramtype"><a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2086
<td class="paramname"> <em>info</em></td><td> </td>
2087
</tr>
2088
<tr>
2089
<td><br>
2090
</td>
2091
<td>)</td>
2092
<td><br>
2093
</td><td><br>
2094
</td><td width="100%"><br>
2095
</td>
2096
</tr>
2097
</tbody></table>
2098
</div>
2099
<div class="memdoc">
2100
2101
<p>
2102
Get card related information.
2103
</p><p>
2104
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2105
<table border="0" cellpadding="0" cellspacing="2">
2106
<tbody><tr><td valign="top"><br>
2107
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
2108
<tr><td valign="top"><br>
2109
</td><td valign="top"><em>info</em> </td><td>Card info pointer </td></tr>
2110
</tbody></table>
2111
</dd></dl>
2112
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
2113
2114
</div>
2115
</div><p>
2116
<a class="anchor" name="g611cc6fd37ac51c4c4758c7d4b9deca0"></a><!-- doxytag: member="control.h::snd_ctl_card_info_clear" ref="g611cc6fd37ac51c4c4758c7d4b9deca0" args="(snd_ctl_card_info_t *obj)" -->
2117
</p><div class="memitem">
2118
<div class="memproto">
2119
<table class="memname">
2120
<tbody><tr>
2121
<td class="memname">void snd_ctl_card_info_clear </td>
2122
<td>(</td>
2123
<td class="paramtype"><a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2124
<td class="paramname"> <em>obj</em> </td>
2125
<td> ) </td>
2126
<td width="100%"><br>
2127
</td>
2128
</tr>
2129
</tbody></table>
2130
</div>
2131
<div class="memdoc">
2132
2133
<p>
2134
clear given <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> object
2135
</p><p>
2136
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2137
<table border="0" cellpadding="0" cellspacing="2">
2138
<tbody><tr><td valign="top"><br>
2139
</td><td valign="top"><em>obj</em> </td><td>pointer to object to clear </td></tr>
2140
</tbody></table>
2141
</dd></dl>
2142
2143
</div>
2144
</div><p>
2145
<a class="anchor" name="g757e2c449346c00d1c351cb7908e9563"></a><!-- doxytag: member="control.h::snd_ctl_card_info_copy" ref="g757e2c449346c00d1c351cb7908e9563" args="(snd_ctl_card_info_t *dst, const snd_ctl_card_info_t *src)" -->
2146
</p><div class="memitem">
2147
<div class="memproto">
2148
<table class="memname">
2149
<tbody><tr>
2150
<td class="memname">void snd_ctl_card_info_copy </td>
2151
<td>(</td>
2152
<td class="paramtype"><a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2153
<td class="paramname"> <em>dst</em>, </td>
2154
</tr>
2155
<tr>
2156
<td class="paramkey"><br>
2157
</td>
2158
<td><br>
2159
</td>
2160
<td class="paramtype">const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2161
<td class="paramname"> <em>src</em></td><td> </td>
2162
</tr>
2163
<tr>
2164
<td><br>
2165
</td>
2166
<td>)</td>
2167
<td><br>
2168
</td><td><br>
2169
</td><td width="100%"><br>
2170
</td>
2171
</tr>
2172
</tbody></table>
2173
</div>
2174
<div class="memdoc">
2175
2176
<p>
2177
copy one <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> to another
2178
</p><p>
2179
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2180
<table border="0" cellpadding="0" cellspacing="2">
2181
<tbody><tr><td valign="top"><br>
2182
</td><td valign="top"><em>dst</em> </td><td>pointer to destination </td></tr>
2183
<tr><td valign="top"><br>
2184
</td><td valign="top"><em>src</em> </td><td>pointer to source </td></tr>
2185
</tbody></table>
2186
</dd></dl>
2187
2188
</div>
2189
</div><p>
2190
<a class="anchor" name="g7ed5f87a96e3c276b8d1e379b8b28ff9"></a><!-- doxytag: member="control.h::snd_ctl_card_info_free" ref="g7ed5f87a96e3c276b8d1e379b8b28ff9" args="(snd_ctl_card_info_t *obj)" -->
2191
</p><div class="memitem">
2192
<div class="memproto">
2193
<table class="memname">
2194
<tbody><tr>
2195
<td class="memname">void snd_ctl_card_info_free </td>
2196
<td>(</td>
2197
<td class="paramtype"><a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2198
<td class="paramname"> <em>obj</em> </td>
2199
<td> ) </td>
2200
<td width="100%"><br>
2201
</td>
2202
</tr>
2203
</tbody></table>
2204
</div>
2205
<div class="memdoc">
2206
2207
<p>
2208
frees a previously allocated <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a>
2209
</p><p>
2210
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2211
<table border="0" cellpadding="0" cellspacing="2">
2212
<tbody><tr><td valign="top"><br>
2213
</td><td valign="top"><em>obj</em> </td><td>pointer to object to free </td></tr>
2214
</tbody></table>
2215
</dd></dl>
2216
2217
</div>
2218
</div><p>
2219
<a class="anchor" name="g6fd5d4ce2dec489f307c54e83af10c48"></a><!-- doxytag: member="control.h::snd_ctl_card_info_get_card" ref="g6fd5d4ce2dec489f307c54e83af10c48" args="(const snd_ctl_card_info_t *obj)" -->
2220
</p><div class="memitem">
2221
<div class="memproto">
2222
<table class="memname">
2223
<tbody><tr>
2224
<td class="memname">int snd_ctl_card_info_get_card </td>
2225
<td>(</td>
2226
<td class="paramtype">const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2227
<td class="paramname"> <em>obj</em> </td>
2228
<td> ) </td>
2229
<td width="100%"><br>
2230
</td>
2231
</tr>
2232
</tbody></table>
2233
</div>
2234
<div class="memdoc">
2235
2236
<p>
2237
Get card number from a CTL card info.
2238
</p><p>
2239
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2240
<table border="0" cellpadding="0" cellspacing="2">
2241
<tbody><tr><td valign="top"><br>
2242
</td><td valign="top"><em>obj</em> </td><td>CTL card info </td></tr>
2243
</tbody></table>
2244
</dd></dl>
2245
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>card number </dd></dl>
2246
2247
</div>
2248
</div><p>
2249
<a class="anchor" name="ge0d3b5929a0906af78b924ebd96e2f25"></a><!-- doxytag: member="control.h::snd_ctl_card_info_get_components" ref="ge0d3b5929a0906af78b924ebd96e2f25" args="(const snd_ctl_card_info_t *obj)" -->
2250
</p><div class="memitem">
2251
<div class="memproto">
2252
<table class="memname">
2253
<tbody><tr>
2254
<td class="memname">const char* snd_ctl_card_info_get_components </td>
2255
<td>(</td>
2256
<td class="paramtype">const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2257
<td class="paramname"> <em>obj</em> </td>
2258
<td> ) </td>
2259
<td width="100%"><br>
2260
</td>
2261
</tr>
2262
</tbody></table>
2263
</div>
2264
<div class="memdoc">
2265
2266
<p>
2267
Get card component list from a CTL card info.
2268
</p><p>
2269
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2270
<table border="0" cellpadding="0" cellspacing="2">
2271
<tbody><tr><td valign="top"><br>
2272
</td><td valign="top"><em>obj</em> </td><td>CTL card info </td></tr>
2273
</tbody></table>
2274
</dd></dl>
2275
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>card mixer identifier </dd></dl>
2276
2277
</div>
2278
</div><p>
2279
<a class="anchor" name="gfc9ab68a32b0475970378b2347c5f50f"></a><!-- doxytag: member="control.h::snd_ctl_card_info_get_driver" ref="gfc9ab68a32b0475970378b2347c5f50f" args="(const snd_ctl_card_info_t *obj)" -->
2280
</p><div class="memitem">
2281
<div class="memproto">
2282
<table class="memname">
2283
<tbody><tr>
2284
<td class="memname">const char* snd_ctl_card_info_get_driver </td>
2285
<td>(</td>
2286
<td class="paramtype">const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2287
<td class="paramname"> <em>obj</em> </td>
2288
<td> ) </td>
2289
<td width="100%"><br>
2290
</td>
2291
</tr>
2292
</tbody></table>
2293
</div>
2294
<div class="memdoc">
2295
2296
<p>
2297
Get card driver name from a CTL card info.
2298
</p><p>
2299
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2300
<table border="0" cellpadding="0" cellspacing="2">
2301
<tbody><tr><td valign="top"><br>
2302
</td><td valign="top"><em>obj</em> </td><td>CTL card info </td></tr>
2303
</tbody></table>
2304
</dd></dl>
2305
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>card driver name </dd></dl>
2306
2307
</div>
2308
</div><p>
2309
<a class="anchor" name="g877dbc5bf4682a00272ed2b2176ce2fd"></a><!-- doxytag: member="control.h::snd_ctl_card_info_get_id" ref="g877dbc5bf4682a00272ed2b2176ce2fd" args="(const snd_ctl_card_info_t *obj)" -->
2310
</p><div class="memitem">
2311
<div class="memproto">
2312
<table class="memname">
2313
<tbody><tr>
2314
<td class="memname">const char* snd_ctl_card_info_get_id </td>
2315
<td>(</td>
2316
<td class="paramtype">const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2317
<td class="paramname"> <em>obj</em> </td>
2318
<td> ) </td>
2319
<td width="100%"><br>
2320
</td>
2321
</tr>
2322
</tbody></table>
2323
</div>
2324
<div class="memdoc">
2325
2326
<p>
2327
Get card identifier from a CTL card info.
2328
</p><p>
2329
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2330
<table border="0" cellpadding="0" cellspacing="2">
2331
<tbody><tr><td valign="top"><br>
2332
</td><td valign="top"><em>obj</em> </td><td>CTL card info </td></tr>
2333
</tbody></table>
2334
</dd></dl>
2335
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>card identifier </dd></dl>
2336
2337
</div>
2338
</div><p>
2339
<a class="anchor" name="g72047de23dfb965ef862b02b72180546"></a><!-- doxytag: member="control.h::snd_ctl_card_info_get_longname" ref="g72047de23dfb965ef862b02b72180546" args="(const snd_ctl_card_info_t *obj)" -->
2340
</p><div class="memitem">
2341
<div class="memproto">
2342
<table class="memname">
2343
<tbody><tr>
2344
<td class="memname">const char* snd_ctl_card_info_get_longname </td>
2345
<td>(</td>
2346
<td class="paramtype">const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2347
<td class="paramname"> <em>obj</em> </td>
2348
<td> ) </td>
2349
<td width="100%"><br>
2350
</td>
2351
</tr>
2352
</tbody></table>
2353
</div>
2354
<div class="memdoc">
2355
2356
<p>
2357
Get card long name from a CTL card info.
2358
</p><p>
2359
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2360
<table border="0" cellpadding="0" cellspacing="2">
2361
<tbody><tr><td valign="top"><br>
2362
</td><td valign="top"><em>obj</em> </td><td>CTL card info </td></tr>
2363
</tbody></table>
2364
</dd></dl>
2365
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>card long name </dd></dl>
2366
2367
</div>
2368
</div><p>
2369
<a class="anchor" name="g782eb1b2f3d733f18b0c70a433555645"></a><!-- doxytag: member="control.h::snd_ctl_card_info_get_mixername" ref="g782eb1b2f3d733f18b0c70a433555645" args="(const snd_ctl_card_info_t *obj)" -->
2370
</p><div class="memitem">
2371
<div class="memproto">
2372
<table class="memname">
2373
<tbody><tr>
2374
<td class="memname">const char* snd_ctl_card_info_get_mixername </td>
2375
<td>(</td>
2376
<td class="paramtype">const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2377
<td class="paramname"> <em>obj</em> </td>
2378
<td> ) </td>
2379
<td width="100%"><br>
2380
</td>
2381
</tr>
2382
</tbody></table>
2383
</div>
2384
<div class="memdoc">
2385
2386
<p>
2387
Get card mixer name from a CTL card info.
2388
</p><p>
2389
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2390
<table border="0" cellpadding="0" cellspacing="2">
2391
<tbody><tr><td valign="top"><br>
2392
</td><td valign="top"><em>obj</em> </td><td>CTL card info </td></tr>
2393
</tbody></table>
2394
</dd></dl>
2395
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>card mixer name </dd></dl>
2396
2397
</div>
2398
</div><p>
2399
<a class="anchor" name="g3e370612be93526b4c4934559430d2e6"></a><!-- doxytag: member="control.h::snd_ctl_card_info_get_name" ref="g3e370612be93526b4c4934559430d2e6" args="(const snd_ctl_card_info_t *obj)" -->
2400
</p><div class="memitem">
2401
<div class="memproto">
2402
<table class="memname">
2403
<tbody><tr>
2404
<td class="memname">const char* snd_ctl_card_info_get_name </td>
2405
<td>(</td>
2406
<td class="paramtype">const <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> * </td>
2407
<td class="paramname"> <em>obj</em> </td>
2408
<td> ) </td>
2409
<td width="100%"><br>
2410
</td>
2411
</tr>
2412
</tbody></table>
2413
</div>
2414
<div class="memdoc">
2415
2416
<p>
2417
Get card name from a CTL card info.
2418
</p><p>
2419
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2420
<table border="0" cellpadding="0" cellspacing="2">
2421
<tbody><tr><td valign="top"><br>
2422
</td><td valign="top"><em>obj</em> </td><td>CTL card info </td></tr>
2423
</tbody></table>
2424
</dd></dl>
2425
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>card name </dd></dl>
2426
2427
</div>
2428
</div><p>
2429
<a class="anchor" name="g0abb90ba4f1953758a175ea0ba27fd40"></a><!-- doxytag: member="control.h::snd_ctl_card_info_malloc" ref="g0abb90ba4f1953758a175ea0ba27fd40" args="(snd_ctl_card_info_t **ptr)" -->
2430
</p><div class="memitem">
2431
<div class="memproto">
2432
<table class="memname">
2433
<tbody><tr>
2434
<td class="memname">int snd_ctl_card_info_malloc </td>
2435
<td>(</td>
2436
<td class="paramtype"><a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> ** </td>
2437
<td class="paramname"> <em>ptr</em> </td>
2438
<td> ) </td>
2439
<td width="100%"><br>
2440
</td>
2441
</tr>
2442
</tbody></table>
2443
</div>
2444
<div class="memdoc">
2445
2446
<p>
2447
allocate an invalid <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a> using standard malloc
2448
</p><p>
2449
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2450
<table border="0" cellpadding="0" cellspacing="2">
2451
<tbody><tr><td valign="top"><br>
2452
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
2453
</tbody></table>
2454
</dd></dl>
2455
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise negative error code </dd></dl>
2456
2457
</div>
2458
</div><p>
2459
<a class="anchor" name="g881e3ff055d2525c8ecf326ef78cbb36"></a><!-- doxytag: member="control.h::snd_ctl_card_info_sizeof" ref="g881e3ff055d2525c8ecf326ef78cbb36" args="(void)" -->
2460
</p><div class="memitem">
2461
<div class="memproto">
2462
<table class="memname">
2463
<tbody><tr>
2464
<td class="memname">size_t snd_ctl_card_info_sizeof </td>
2465
<td>(</td>
2466
<td class="paramtype">void </td>
2467
<td class="paramname"> <br>
2468
</td>
2469
<td> ) </td>
2470
<td width="100%"><br>
2471
</td>
2472
</tr>
2473
</tbody></table>
2474
</div>
2475
<div class="memdoc">
2476
2477
<p>
2478
get size of <a class="el" href="group___control.html#gc498d3243ca485b815030b27cd0f1fa0">snd_ctl_card_info_t</a>
2479
</p><p>
2480
</p><dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>size in bytes </dd></dl>
2481
2482
</div>
2483
</div><p>
2484
<a class="anchor" name="g3deb61d661dedda3bb79d5cc6989a87c"></a><!-- doxytag: member="control.h::snd_ctl_close" ref="g3deb61d661dedda3bb79d5cc6989a87c" args="(snd_ctl_t *ctl)" -->
2485
</p><div class="memitem">
2486
<div class="memproto">
2487
<table class="memname">
2488
<tbody><tr>
2489
<td class="memname">int snd_ctl_close </td>
2490
<td>(</td>
2491
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
2492
<td class="paramname"> <em>ctl</em> </td>
2493
<td> ) </td>
2494
<td width="100%"><br>
2495
</td>
2496
</tr>
2497
</tbody></table>
2498
</div>
2499
<div class="memdoc">
2500
2501
<p>
2502
close CTL handle
2503
</p><p>
2504
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2505
<table border="0" cellpadding="0" cellspacing="2">
2506
<tbody><tr><td valign="top"><br>
2507
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
2508
</tbody></table>
2509
</dd></dl>
2510
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code</dd></dl>
2511
Closes the specified CTL handle and frees all associated resources.
2512
</div>
2513
</div><p>
2514
<a class="anchor" name="gc9dae50da43354d955cba7859d419e75"></a><!-- doxytag: member="control.h::snd_ctl_convert_from_dB" ref="gc9dae50da43354d955cba7859d419e75" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, long db_gain, long *value, int xdir)" -->
2515
</p><div class="memitem">
2516
<div class="memproto">
2517
<table class="memname">
2518
<tbody><tr>
2519
<td class="memname">int snd_ctl_convert_from_dB </td>
2520
<td>(</td>
2521
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
2522
<td class="paramname"> <em>ctl</em>, </td>
2523
</tr>
2524
<tr>
2525
<td class="paramkey"><br>
2526
</td>
2527
<td><br>
2528
</td>
2529
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2530
<td class="paramname"> <em>id</em>, </td>
2531
</tr>
2532
<tr>
2533
<td class="paramkey"><br>
2534
</td>
2535
<td><br>
2536
</td>
2537
<td class="paramtype">long </td>
2538
<td class="paramname"> <em>db_gain</em>, </td>
2539
</tr>
2540
<tr>
2541
<td class="paramkey"><br>
2542
</td>
2543
<td><br>
2544
</td>
2545
<td class="paramtype">long * </td>
2546
<td class="paramname"> <em>value</em>, </td>
2547
</tr>
2548
<tr>
2549
<td class="paramkey"><br>
2550
</td>
2551
<td><br>
2552
</td>
2553
<td class="paramtype">int </td>
2554
<td class="paramname"> <em>xdir</em></td><td> </td>
2555
</tr>
2556
<tr>
2557
<td><br>
2558
</td>
2559
<td>)</td>
2560
<td><br>
2561
</td><td><br>
2562
</td><td width="100%"><br>
2563
</td>
2564
</tr>
2565
</tbody></table>
2566
</div>
2567
<div class="memdoc">
2568
2569
<p>
2570
Convert from dB gain to the raw volume value on the given control element.
2571
</p><p>
2572
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2573
<table border="0" cellpadding="0" cellspacing="2">
2574
<tbody><tr><td valign="top"><br>
2575
</td><td valign="top"><em>ctl</em> </td><td>the control handler </td></tr>
2576
<tr><td valign="top"><br>
2577
</td><td valign="top"><em>id</em> </td><td>the element id </td></tr>
2578
<tr><td valign="top"><br>
2579
</td><td valign="top"><em>db_gain</em> </td><td>the dB gain to convert (in 0.01dB unit) </td></tr>
2580
<tr><td valign="top"><br>
2581
</td><td valign="top"><em>value</em> </td><td>the pointer to store the converted raw volume value </td></tr>
2582
<tr><td valign="top"><br>
2583
</td><td valign="top"><em>xdir</em> </td><td>the direction for round-up. The value is round up when this is positive. </td></tr>
2584
</tbody></table>
2585
</dd></dl>
2586
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if successful, or a negative error code </dd></dl>
2587
2588
</div>
2589
</div><p>
2590
<a class="anchor" name="g11dfbbc8686e67ebb3c7b96afe371ac0"></a><!-- doxytag: member="control.h::snd_ctl_convert_to_dB" ref="g11dfbbc8686e67ebb3c7b96afe371ac0" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, long volume, long *db_gain)" -->
2591
</p><div class="memitem">
2592
<div class="memproto">
2593
<table class="memname">
2594
<tbody><tr>
2595
<td class="memname">int snd_ctl_convert_to_dB </td>
2596
<td>(</td>
2597
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
2598
<td class="paramname"> <em>ctl</em>, </td>
2599
</tr>
2600
<tr>
2601
<td class="paramkey"><br>
2602
</td>
2603
<td><br>
2604
</td>
2605
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2606
<td class="paramname"> <em>id</em>, </td>
2607
</tr>
2608
<tr>
2609
<td class="paramkey"><br>
2610
</td>
2611
<td><br>
2612
</td>
2613
<td class="paramtype">long </td>
2614
<td class="paramname"> <em>volume</em>, </td>
2615
</tr>
2616
<tr>
2617
<td class="paramkey"><br>
2618
</td>
2619
<td><br>
2620
</td>
2621
<td class="paramtype">long * </td>
2622
<td class="paramname"> <em>db_gain</em></td><td> </td>
2623
</tr>
2624
<tr>
2625
<td><br>
2626
</td>
2627
<td>)</td>
2628
<td><br>
2629
</td><td><br>
2630
</td><td width="100%"><br>
2631
</td>
2632
</tr>
2633
</tbody></table>
2634
</div>
2635
<div class="memdoc">
2636
2637
<p>
2638
Convert the volume value to dB on the given control element.
2639
</p><p>
2640
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2641
<table border="0" cellpadding="0" cellspacing="2">
2642
<tbody><tr><td valign="top"><br>
2643
</td><td valign="top"><em>ctl</em> </td><td>the control handler </td></tr>
2644
<tr><td valign="top"><br>
2645
</td><td valign="top"><em>id</em> </td><td>the element id </td></tr>
2646
<tr><td valign="top"><br>
2647
</td><td valign="top"><em>volume</em> </td><td>the raw volume value to convert </td></tr>
2648
<tr><td valign="top"><br>
2649
</td><td valign="top"><em>db_gain</em> </td><td>the dB gain (in 0.01dB unit) </td></tr>
2650
</tbody></table>
2651
</dd></dl>
2652
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if successful, or a negative error code </dd></dl>
2653
2654
</div>
2655
</div><p>
2656
<a class="anchor" name="g76b036bce85dbf7248d6f64528292233"></a><!-- doxytag: member="control.h::snd_ctl_elem_add_boolean" ref="g76b036bce85dbf7248d6f64528292233" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, unsigned int count)" -->
2657
</p><div class="memitem">
2658
<div class="memproto">
2659
<table class="memname">
2660
<tbody><tr>
2661
<td class="memname">int snd_ctl_elem_add_boolean </td>
2662
<td>(</td>
2663
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
2664
<td class="paramname"> <em>ctl</em>, </td>
2665
</tr>
2666
<tr>
2667
<td class="paramkey"><br>
2668
</td>
2669
<td><br>
2670
</td>
2671
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2672
<td class="paramname"> <em>id</em>, </td>
2673
</tr>
2674
<tr>
2675
<td class="paramkey"><br>
2676
</td>
2677
<td><br>
2678
</td>
2679
<td class="paramtype">unsigned int </td>
2680
<td class="paramname"> <em>count</em></td><td> </td>
2681
</tr>
2682
<tr>
2683
<td><br>
2684
</td>
2685
<td>)</td>
2686
<td><br>
2687
</td><td><br>
2688
</td><td width="100%"><br>
2689
</td>
2690
</tr>
2691
</tbody></table>
2692
</div>
2693
<div class="memdoc">
2694
2695
<p>
2696
Create and add an user BOOLEAN CTL element.
2697
</p><p>
2698
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2699
<table border="0" cellpadding="0" cellspacing="2">
2700
<tbody><tr><td valign="top"><br>
2701
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
2702
<tr><td valign="top"><br>
2703
</td><td valign="top"><em>id</em> </td><td>CTL element id to add </td></tr>
2704
<tr><td valign="top"><br>
2705
</td><td valign="top"><em>count</em> </td><td>number of elements </td></tr>
2706
</tbody></table>
2707
</dd></dl>
2708
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
2709
2710
</div>
2711
</div><p>
2712
<a class="anchor" name="gf8166b4f5b0f7e2e8797a048ddf80a48"></a><!-- doxytag: member="control.h::snd_ctl_elem_add_iec958" ref="gf8166b4f5b0f7e2e8797a048ddf80a48" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id)" -->
2713
</p><div class="memitem">
2714
<div class="memproto">
2715
<table class="memname">
2716
<tbody><tr>
2717
<td class="memname">int snd_ctl_elem_add_iec958 </td>
2718
<td>(</td>
2719
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
2720
<td class="paramname"> <em>ctl</em>, </td>
2721
</tr>
2722
<tr>
2723
<td class="paramkey"><br>
2724
</td>
2725
<td><br>
2726
</td>
2727
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2728
<td class="paramname"> <em>id</em></td><td> </td>
2729
</tr>
2730
<tr>
2731
<td><br>
2732
</td>
2733
<td>)</td>
2734
<td><br>
2735
</td><td><br>
2736
</td><td width="100%"><br>
2737
</td>
2738
</tr>
2739
</tbody></table>
2740
</div>
2741
<div class="memdoc">
2742
2743
<p>
2744
Create and add an user IEC958 CTL element.
2745
</p><p>
2746
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2747
<table border="0" cellpadding="0" cellspacing="2">
2748
<tbody><tr><td valign="top"><br>
2749
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
2750
<tr><td valign="top"><br>
2751
</td><td valign="top"><em>id</em> </td><td>CTL element info to add </td></tr>
2752
</tbody></table>
2753
</dd></dl>
2754
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
2755
2756
</div>
2757
</div><p>
2758
<a class="anchor" name="gf8c091197f738d15d7b87aa736e1b835"></a><!-- doxytag: member="control.h::snd_ctl_elem_add_integer" ref="gf8c091197f738d15d7b87aa736e1b835" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, unsigned int count, long imin, long imax, long istep)" -->
2759
</p><div class="memitem">
2760
<div class="memproto">
2761
<table class="memname">
2762
<tbody><tr>
2763
<td class="memname">int snd_ctl_elem_add_integer </td>
2764
<td>(</td>
2765
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
2766
<td class="paramname"> <em>ctl</em>, </td>
2767
</tr>
2768
<tr>
2769
<td class="paramkey"><br>
2770
</td>
2771
<td><br>
2772
</td>
2773
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2774
<td class="paramname"> <em>id</em>, </td>
2775
</tr>
2776
<tr>
2777
<td class="paramkey"><br>
2778
</td>
2779
<td><br>
2780
</td>
2781
<td class="paramtype">unsigned int </td>
2782
<td class="paramname"> <em>count</em>, </td>
2783
</tr>
2784
<tr>
2785
<td class="paramkey"><br>
2786
</td>
2787
<td><br>
2788
</td>
2789
<td class="paramtype">long </td>
2790
<td class="paramname"> <em>min</em>, </td>
2791
</tr>
2792
<tr>
2793
<td class="paramkey"><br>
2794
</td>
2795
<td><br>
2796
</td>
2797
<td class="paramtype">long </td>
2798
<td class="paramname"> <em>max</em>, </td>
2799
</tr>
2800
<tr>
2801
<td class="paramkey"><br>
2802
</td>
2803
<td><br>
2804
</td>
2805
<td class="paramtype">long </td>
2806
<td class="paramname"> <em>step</em></td><td> </td>
2807
</tr>
2808
<tr>
2809
<td><br>
2810
</td>
2811
<td>)</td>
2812
<td><br>
2813
</td><td><br>
2814
</td><td width="100%"><br>
2815
</td>
2816
</tr>
2817
</tbody></table>
2818
</div>
2819
<div class="memdoc">
2820
2821
<p>
2822
Create and add an user INTEGER CTL element.
2823
</p><p>
2824
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2825
<table border="0" cellpadding="0" cellspacing="2">
2826
<tbody><tr><td valign="top"><br>
2827
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
2828
<tr><td valign="top"><br>
2829
</td><td valign="top"><em>id</em> </td><td>CTL element id to add </td></tr>
2830
<tr><td valign="top"><br>
2831
</td><td valign="top"><em>count</em> </td><td>number of elements </td></tr>
2832
<tr><td valign="top"><br>
2833
</td><td valign="top"><em>min</em> </td><td>minimum value </td></tr>
2834
<tr><td valign="top"><br>
2835
</td><td valign="top"><em>max</em> </td><td>maximum value </td></tr>
2836
<tr><td valign="top"><br>
2837
</td><td valign="top"><em>step</em> </td><td>value step </td></tr>
2838
</tbody></table>
2839
</dd></dl>
2840
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
2841
2842
</div>
2843
</div><p>
2844
<a class="anchor" name="g002f81bfb06839225dc7a090832f4937"></a><!-- doxytag: member="control.h::snd_ctl_elem_add_integer64" ref="g002f81bfb06839225dc7a090832f4937" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, unsigned int count, long long imin, long long imax, long long istep)" -->
2845
</p><div class="memitem">
2846
<div class="memproto">
2847
<table class="memname">
2848
<tbody><tr>
2849
<td class="memname">int snd_ctl_elem_add_integer64 </td>
2850
<td>(</td>
2851
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
2852
<td class="paramname"> <em>ctl</em>, </td>
2853
</tr>
2854
<tr>
2855
<td class="paramkey"><br>
2856
</td>
2857
<td><br>
2858
</td>
2859
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2860
<td class="paramname"> <em>id</em>, </td>
2861
</tr>
2862
<tr>
2863
<td class="paramkey"><br>
2864
</td>
2865
<td><br>
2866
</td>
2867
<td class="paramtype">unsigned int </td>
2868
<td class="paramname"> <em>count</em>, </td>
2869
</tr>
2870
<tr>
2871
<td class="paramkey"><br>
2872
</td>
2873
<td><br>
2874
</td>
2875
<td class="paramtype">long long </td>
2876
<td class="paramname"> <em>min</em>, </td>
2877
</tr>
2878
<tr>
2879
<td class="paramkey"><br>
2880
</td>
2881
<td><br>
2882
</td>
2883
<td class="paramtype">long long </td>
2884
<td class="paramname"> <em>max</em>, </td>
2885
</tr>
2886
<tr>
2887
<td class="paramkey"><br>
2888
</td>
2889
<td><br>
2890
</td>
2891
<td class="paramtype">long long </td>
2892
<td class="paramname"> <em>step</em></td><td> </td>
2893
</tr>
2894
<tr>
2895
<td><br>
2896
</td>
2897
<td>)</td>
2898
<td><br>
2899
</td><td><br>
2900
</td><td width="100%"><br>
2901
</td>
2902
</tr>
2903
</tbody></table>
2904
</div>
2905
<div class="memdoc">
2906
2907
<p>
2908
Create and add an user INTEGER64 CTL element.
2909
</p><p>
2910
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2911
<table border="0" cellpadding="0" cellspacing="2">
2912
<tbody><tr><td valign="top"><br>
2913
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
2914
<tr><td valign="top"><br>
2915
</td><td valign="top"><em>id</em> </td><td>CTL element id to add </td></tr>
2916
<tr><td valign="top"><br>
2917
</td><td valign="top"><em>count</em> </td><td>number of elements </td></tr>
2918
<tr><td valign="top"><br>
2919
</td><td valign="top"><em>min</em> </td><td>minimum value </td></tr>
2920
<tr><td valign="top"><br>
2921
</td><td valign="top"><em>max</em> </td><td>maximum value </td></tr>
2922
<tr><td valign="top"><br>
2923
</td><td valign="top"><em>step</em> </td><td>value step </td></tr>
2924
</tbody></table>
2925
</dd></dl>
2926
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
2927
2928
</div>
2929
</div><p>
2930
<a class="anchor" name="g510f3196c681a7789e2ae9e3626f17fb"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_clear" ref="g510f3196c681a7789e2ae9e3626f17fb" args="(snd_ctl_elem_id_t *obj)" -->
2931
</p><div class="memitem">
2932
<div class="memproto">
2933
<table class="memname">
2934
<tbody><tr>
2935
<td class="memname">void snd_ctl_elem_id_clear </td>
2936
<td>(</td>
2937
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2938
<td class="paramname"> <em>obj</em> </td>
2939
<td> ) </td>
2940
<td width="100%"><br>
2941
</td>
2942
</tr>
2943
</tbody></table>
2944
</div>
2945
<div class="memdoc">
2946
2947
<p>
2948
clear given <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> object
2949
</p><p>
2950
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2951
<table border="0" cellpadding="0" cellspacing="2">
2952
<tbody><tr><td valign="top"><br>
2953
</td><td valign="top"><em>obj</em> </td><td>pointer to object to clear </td></tr>
2954
</tbody></table>
2955
</dd></dl>
2956
2957
</div>
2958
</div><p>
2959
<a class="anchor" name="g96392ee283b248b455f89fcd6be818ef"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_copy" ref="g96392ee283b248b455f89fcd6be818ef" args="(snd_ctl_elem_id_t *dst, const snd_ctl_elem_id_t *src)" -->
2960
</p><div class="memitem">
2961
<div class="memproto">
2962
<table class="memname">
2963
<tbody><tr>
2964
<td class="memname">void snd_ctl_elem_id_copy </td>
2965
<td>(</td>
2966
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2967
<td class="paramname"> <em>dst</em>, </td>
2968
</tr>
2969
<tr>
2970
<td class="paramkey"><br>
2971
</td>
2972
<td><br>
2973
</td>
2974
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
2975
<td class="paramname"> <em>src</em></td><td> </td>
2976
</tr>
2977
<tr>
2978
<td><br>
2979
</td>
2980
<td>)</td>
2981
<td><br>
2982
</td><td><br>
2983
</td><td width="100%"><br>
2984
</td>
2985
</tr>
2986
</tbody></table>
2987
</div>
2988
<div class="memdoc">
2989
2990
<p>
2991
copy one <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> to another
2992
</p><p>
2993
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
2994
<table border="0" cellpadding="0" cellspacing="2">
2995
<tbody><tr><td valign="top"><br>
2996
</td><td valign="top"><em>dst</em> </td><td>pointer to destination </td></tr>
2997
<tr><td valign="top"><br>
2998
</td><td valign="top"><em>src</em> </td><td>pointer to source </td></tr>
2999
</tbody></table>
3000
</dd></dl>
3001
3002
</div>
3003
</div><p>
3004
<a class="anchor" name="ge75bf097faf13019242484991631581c"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_free" ref="ge75bf097faf13019242484991631581c" args="(snd_ctl_elem_id_t *obj)" -->
3005
</p><div class="memitem">
3006
<div class="memproto">
3007
<table class="memname">
3008
<tbody><tr>
3009
<td class="memname">void snd_ctl_elem_id_free </td>
3010
<td>(</td>
3011
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3012
<td class="paramname"> <em>obj</em> </td>
3013
<td> ) </td>
3014
<td width="100%"><br>
3015
</td>
3016
</tr>
3017
</tbody></table>
3018
</div>
3019
<div class="memdoc">
3020
3021
<p>
3022
frees a previously allocated <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a>
3023
</p><p>
3024
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3025
<table border="0" cellpadding="0" cellspacing="2">
3026
<tbody><tr><td valign="top"><br>
3027
</td><td valign="top"><em>obj</em> </td><td>pointer to object to free </td></tr>
3028
</tbody></table>
3029
</dd></dl>
3030
3031
</div>
3032
</div><p>
3033
<a class="anchor" name="g5474ef2c034d124f112ea93a922dccd3"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_get_device" ref="g5474ef2c034d124f112ea93a922dccd3" args="(const snd_ctl_elem_id_t *obj)" -->
3034
</p><div class="memitem">
3035
<div class="memproto">
3036
<table class="memname">
3037
<tbody><tr>
3038
<td class="memname">unsigned int snd_ctl_elem_id_get_device </td>
3039
<td>(</td>
3040
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3041
<td class="paramname"> <em>obj</em> </td>
3042
<td> ) </td>
3043
<td width="100%"><br>
3044
</td>
3045
</tr>
3046
</tbody></table>
3047
</div>
3048
<div class="memdoc">
3049
3050
<p>
3051
Get device part of a CTL element identifier.
3052
</p><p>
3053
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3054
<table border="0" cellpadding="0" cellspacing="2">
3055
<tbody><tr><td valign="top"><br>
3056
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3057
</tbody></table>
3058
</dd></dl>
3059
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element related device </dd></dl>
3060
3061
</div>
3062
</div><p>
3063
<a class="anchor" name="g579f865e51cc9bcefb64b416ddb27fde"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_get_index" ref="g579f865e51cc9bcefb64b416ddb27fde" args="(const snd_ctl_elem_id_t *obj)" -->
3064
</p><div class="memitem">
3065
<div class="memproto">
3066
<table class="memname">
3067
<tbody><tr>
3068
<td class="memname">unsigned int snd_ctl_elem_id_get_index </td>
3069
<td>(</td>
3070
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3071
<td class="paramname"> <em>obj</em> </td>
3072
<td> ) </td>
3073
<td width="100%"><br>
3074
</td>
3075
</tr>
3076
</tbody></table>
3077
</div>
3078
<div class="memdoc">
3079
3080
<p>
3081
Get index part of a CTL element identifier.
3082
</p><p>
3083
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3084
<table border="0" cellpadding="0" cellspacing="2">
3085
<tbody><tr><td valign="top"><br>
3086
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3087
</tbody></table>
3088
</dd></dl>
3089
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element index </dd></dl>
3090
3091
</div>
3092
</div><p>
3093
<a class="anchor" name="g345be41c7ea69466c912a584e107e840"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_get_interface" ref="g345be41c7ea69466c912a584e107e840" args="(const snd_ctl_elem_id_t *obj)" -->
3094
</p><div class="memitem">
3095
<div class="memproto">
3096
<table class="memname">
3097
<tbody><tr>
3098
<td class="memname"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> snd_ctl_elem_id_get_interface </td>
3099
<td>(</td>
3100
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3101
<td class="paramname"> <em>obj</em> </td>
3102
<td> ) </td>
3103
<td width="100%"><br>
3104
</td>
3105
</tr>
3106
</tbody></table>
3107
</div>
3108
<div class="memdoc">
3109
3110
<p>
3111
Get interface part of a CTL element identifier.
3112
</p><p>
3113
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3114
<table border="0" cellpadding="0" cellspacing="2">
3115
<tbody><tr><td valign="top"><br>
3116
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3117
</tbody></table>
3118
</dd></dl>
3119
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element related interface </dd></dl>
3120
3121
</div>
3122
</div><p>
3123
<a class="anchor" name="ga8d563ed81ed01d8a3a1dd4332b3ee6b"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_get_name" ref="ga8d563ed81ed01d8a3a1dd4332b3ee6b" args="(const snd_ctl_elem_id_t *obj)" -->
3124
</p><div class="memitem">
3125
<div class="memproto">
3126
<table class="memname">
3127
<tbody><tr>
3128
<td class="memname">const char* snd_ctl_elem_id_get_name </td>
3129
<td>(</td>
3130
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3131
<td class="paramname"> <em>obj</em> </td>
3132
<td> ) </td>
3133
<td width="100%"><br>
3134
</td>
3135
</tr>
3136
</tbody></table>
3137
</div>
3138
<div class="memdoc">
3139
3140
<p>
3141
Get name part of a CTL element identifier.
3142
</p><p>
3143
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3144
<table border="0" cellpadding="0" cellspacing="2">
3145
<tbody><tr><td valign="top"><br>
3146
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3147
</tbody></table>
3148
</dd></dl>
3149
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element name </dd></dl>
3150
3151
</div>
3152
</div><p>
3153
<a class="anchor" name="g22624803ba9e6635d358141dc680ea05"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_get_numid" ref="g22624803ba9e6635d358141dc680ea05" args="(const snd_ctl_elem_id_t *obj)" -->
3154
</p><div class="memitem">
3155
<div class="memproto">
3156
<table class="memname">
3157
<tbody><tr>
3158
<td class="memname">unsigned int snd_ctl_elem_id_get_numid </td>
3159
<td>(</td>
3160
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3161
<td class="paramname"> <em>obj</em> </td>
3162
<td> ) </td>
3163
<td width="100%"><br>
3164
</td>
3165
</tr>
3166
</tbody></table>
3167
</div>
3168
<div class="memdoc">
3169
3170
<p>
3171
Get numeric identifier from a CTL element identifier.
3172
</p><p>
3173
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3174
<table border="0" cellpadding="0" cellspacing="2">
3175
<tbody><tr><td valign="top"><br>
3176
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3177
</tbody></table>
3178
</dd></dl>
3179
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element numeric identifier </dd></dl>
3180
3181
</div>
3182
</div><p>
3183
<a class="anchor" name="g8a52ee240c70376333ca8b43ce172ebb"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_get_subdevice" ref="g8a52ee240c70376333ca8b43ce172ebb" args="(const snd_ctl_elem_id_t *obj)" -->
3184
</p><div class="memitem">
3185
<div class="memproto">
3186
<table class="memname">
3187
<tbody><tr>
3188
<td class="memname">unsigned int snd_ctl_elem_id_get_subdevice </td>
3189
<td>(</td>
3190
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3191
<td class="paramname"> <em>obj</em> </td>
3192
<td> ) </td>
3193
<td width="100%"><br>
3194
</td>
3195
</tr>
3196
</tbody></table>
3197
</div>
3198
<div class="memdoc">
3199
3200
<p>
3201
Get subdevice part of a CTL element identifier.
3202
</p><p>
3203
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3204
<table border="0" cellpadding="0" cellspacing="2">
3205
<tbody><tr><td valign="top"><br>
3206
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3207
</tbody></table>
3208
</dd></dl>
3209
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element related subdevice </dd></dl>
3210
3211
</div>
3212
</div><p>
3213
<a class="anchor" name="g6861e1e3ea20c9b3d332d7e57233876e"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_malloc" ref="g6861e1e3ea20c9b3d332d7e57233876e" args="(snd_ctl_elem_id_t **ptr)" -->
3214
</p><div class="memitem">
3215
<div class="memproto">
3216
<table class="memname">
3217
<tbody><tr>
3218
<td class="memname">int snd_ctl_elem_id_malloc </td>
3219
<td>(</td>
3220
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> ** </td>
3221
<td class="paramname"> <em>ptr</em> </td>
3222
<td> ) </td>
3223
<td width="100%"><br>
3224
</td>
3225
</tr>
3226
</tbody></table>
3227
</div>
3228
<div class="memdoc">
3229
3230
<p>
3231
allocate an invalid <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> using standard malloc
3232
</p><p>
3233
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3234
<table border="0" cellpadding="0" cellspacing="2">
3235
<tbody><tr><td valign="top"><br>
3236
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
3237
</tbody></table>
3238
</dd></dl>
3239
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise negative error code </dd></dl>
3240
3241
</div>
3242
</div><p>
3243
<a class="anchor" name="g2deb5757bae394a909be6694949e2778"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_set_device" ref="g2deb5757bae394a909be6694949e2778" args="(snd_ctl_elem_id_t *obj, unsigned int val)" -->
3244
</p><div class="memitem">
3245
<div class="memproto">
3246
<table class="memname">
3247
<tbody><tr>
3248
<td class="memname">void snd_ctl_elem_id_set_device </td>
3249
<td>(</td>
3250
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3251
<td class="paramname"> <em>obj</em>, </td>
3252
</tr>
3253
<tr>
3254
<td class="paramkey"><br>
3255
</td>
3256
<td><br>
3257
</td>
3258
<td class="paramtype">unsigned int </td>
3259
<td class="paramname"> <em>val</em></td><td> </td>
3260
</tr>
3261
<tr>
3262
<td><br>
3263
</td>
3264
<td>)</td>
3265
<td><br>
3266
</td><td><br>
3267
</td><td width="100%"><br>
3268
</td>
3269
</tr>
3270
</tbody></table>
3271
</div>
3272
<div class="memdoc">
3273
3274
<p>
3275
Set device part for a CTL element identifier.
3276
</p><p>
3277
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3278
<table border="0" cellpadding="0" cellspacing="2">
3279
<tbody><tr><td valign="top"><br>
3280
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3281
<tr><td valign="top"><br>
3282
</td><td valign="top"><em>val</em> </td><td>CTL element related device </td></tr>
3283
</tbody></table>
3284
</dd></dl>
3285
3286
</div>
3287
</div><p>
3288
<a class="anchor" name="ge54bdbd724e3ede337a5742696ea00f4"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_set_index" ref="ge54bdbd724e3ede337a5742696ea00f4" args="(snd_ctl_elem_id_t *obj, unsigned int val)" -->
3289
</p><div class="memitem">
3290
<div class="memproto">
3291
<table class="memname">
3292
<tbody><tr>
3293
<td class="memname">void snd_ctl_elem_id_set_index </td>
3294
<td>(</td>
3295
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3296
<td class="paramname"> <em>obj</em>, </td>
3297
</tr>
3298
<tr>
3299
<td class="paramkey"><br>
3300
</td>
3301
<td><br>
3302
</td>
3303
<td class="paramtype">unsigned int </td>
3304
<td class="paramname"> <em>val</em></td><td> </td>
3305
</tr>
3306
<tr>
3307
<td><br>
3308
</td>
3309
<td>)</td>
3310
<td><br>
3311
</td><td><br>
3312
</td><td width="100%"><br>
3313
</td>
3314
</tr>
3315
</tbody></table>
3316
</div>
3317
<div class="memdoc">
3318
3319
<p>
3320
Set index part for a CTL element identifier.
3321
</p><p>
3322
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3323
<table border="0" cellpadding="0" cellspacing="2">
3324
<tbody><tr><td valign="top"><br>
3325
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3326
<tr><td valign="top"><br>
3327
</td><td valign="top"><em>val</em> </td><td>CTL element index </td></tr>
3328
</tbody></table>
3329
</dd></dl>
3330
3331
</div>
3332
</div><p>
3333
<a class="anchor" name="g7b80d21eb55755d206ac84d43a7335ff"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_set_interface" ref="g7b80d21eb55755d206ac84d43a7335ff" args="(snd_ctl_elem_id_t *obj, snd_ctl_elem_iface_t val)" -->
3334
</p><div class="memitem">
3335
<div class="memproto">
3336
<table class="memname">
3337
<tbody><tr>
3338
<td class="memname">void snd_ctl_elem_id_set_interface </td>
3339
<td>(</td>
3340
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3341
<td class="paramname"> <em>obj</em>, </td>
3342
</tr>
3343
<tr>
3344
<td class="paramkey"><br>
3345
</td>
3346
<td><br>
3347
</td>
3348
<td class="paramtype"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td>
3349
<td class="paramname"> <em>val</em></td><td> </td>
3350
</tr>
3351
<tr>
3352
<td><br>
3353
</td>
3354
<td>)</td>
3355
<td><br>
3356
</td><td><br>
3357
</td><td width="100%"><br>
3358
</td>
3359
</tr>
3360
</tbody></table>
3361
</div>
3362
<div class="memdoc">
3363
3364
<p>
3365
Set interface part for a CTL element identifier.
3366
</p><p>
3367
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3368
<table border="0" cellpadding="0" cellspacing="2">
3369
<tbody><tr><td valign="top"><br>
3370
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3371
<tr><td valign="top"><br>
3372
</td><td valign="top"><em>val</em> </td><td>CTL element related interface </td></tr>
3373
</tbody></table>
3374
</dd></dl>
3375
3376
</div>
3377
</div><p>
3378
<a class="anchor" name="g72df8ff92a7306464c77d3bb35e36fcc"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_set_name" ref="g72df8ff92a7306464c77d3bb35e36fcc" args="(snd_ctl_elem_id_t *obj, const char *val)" -->
3379
</p><div class="memitem">
3380
<div class="memproto">
3381
<table class="memname">
3382
<tbody><tr>
3383
<td class="memname">void snd_ctl_elem_id_set_name </td>
3384
<td>(</td>
3385
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3386
<td class="paramname"> <em>obj</em>, </td>
3387
</tr>
3388
<tr>
3389
<td class="paramkey"><br>
3390
</td>
3391
<td><br>
3392
</td>
3393
<td class="paramtype">const char * </td>
3394
<td class="paramname"> <em>val</em></td><td> </td>
3395
</tr>
3396
<tr>
3397
<td><br>
3398
</td>
3399
<td>)</td>
3400
<td><br>
3401
</td><td><br>
3402
</td><td width="100%"><br>
3403
</td>
3404
</tr>
3405
</tbody></table>
3406
</div>
3407
<div class="memdoc">
3408
3409
<p>
3410
Set name part for a CTL element identifier.
3411
</p><p>
3412
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3413
<table border="0" cellpadding="0" cellspacing="2">
3414
<tbody><tr><td valign="top"><br>
3415
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3416
<tr><td valign="top"><br>
3417
</td><td valign="top"><em>val</em> </td><td>CTL element name </td></tr>
3418
</tbody></table>
3419
</dd></dl>
3420
3421
</div>
3422
</div><p>
3423
<a class="anchor" name="g5f894c3fac4337fd3eb893c813e13614"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_set_numid" ref="g5f894c3fac4337fd3eb893c813e13614" args="(snd_ctl_elem_id_t *obj, unsigned int val)" -->
3424
</p><div class="memitem">
3425
<div class="memproto">
3426
<table class="memname">
3427
<tbody><tr>
3428
<td class="memname">void snd_ctl_elem_id_set_numid </td>
3429
<td>(</td>
3430
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3431
<td class="paramname"> <em>obj</em>, </td>
3432
</tr>
3433
<tr>
3434
<td class="paramkey"><br>
3435
</td>
3436
<td><br>
3437
</td>
3438
<td class="paramtype">unsigned int </td>
3439
<td class="paramname"> <em>val</em></td><td> </td>
3440
</tr>
3441
<tr>
3442
<td><br>
3443
</td>
3444
<td>)</td>
3445
<td><br>
3446
</td><td><br>
3447
</td><td width="100%"><br>
3448
</td>
3449
</tr>
3450
</tbody></table>
3451
</div>
3452
<div class="memdoc">
3453
3454
<p>
3455
Set numeric identifier for a CTL element identifier.
3456
</p><p>
3457
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3458
<table border="0" cellpadding="0" cellspacing="2">
3459
<tbody><tr><td valign="top"><br>
3460
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3461
<tr><td valign="top"><br>
3462
</td><td valign="top"><em>val</em> </td><td>CTL element numeric identifier </td></tr>
3463
</tbody></table>
3464
</dd></dl>
3465
3466
</div>
3467
</div><p>
3468
<a class="anchor" name="gdd00fae66e8890c5d83b4fca211bd304"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_set_subdevice" ref="gdd00fae66e8890c5d83b4fca211bd304" args="(snd_ctl_elem_id_t *obj, unsigned int val)" -->
3469
</p><div class="memitem">
3470
<div class="memproto">
3471
<table class="memname">
3472
<tbody><tr>
3473
<td class="memname">void snd_ctl_elem_id_set_subdevice </td>
3474
<td>(</td>
3475
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3476
<td class="paramname"> <em>obj</em>, </td>
3477
</tr>
3478
<tr>
3479
<td class="paramkey"><br>
3480
</td>
3481
<td><br>
3482
</td>
3483
<td class="paramtype">unsigned int </td>
3484
<td class="paramname"> <em>val</em></td><td> </td>
3485
</tr>
3486
<tr>
3487
<td><br>
3488
</td>
3489
<td>)</td>
3490
<td><br>
3491
</td><td><br>
3492
</td><td width="100%"><br>
3493
</td>
3494
</tr>
3495
</tbody></table>
3496
</div>
3497
<div class="memdoc">
3498
3499
<p>
3500
Set subdevice part for a CTL element identifier.
3501
</p><p>
3502
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3503
<table border="0" cellpadding="0" cellspacing="2">
3504
<tbody><tr><td valign="top"><br>
3505
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier </td></tr>
3506
<tr><td valign="top"><br>
3507
</td><td valign="top"><em>val</em> </td><td>CTL element related subdevice </td></tr>
3508
</tbody></table>
3509
</dd></dl>
3510
3511
</div>
3512
</div><p>
3513
<a class="anchor" name="g6c69bc87ba682c1f19a060dc9eefa29c"></a><!-- doxytag: member="control.h::snd_ctl_elem_id_sizeof" ref="g6c69bc87ba682c1f19a060dc9eefa29c" args="(void)" -->
3514
</p><div class="memitem">
3515
<div class="memproto">
3516
<table class="memname">
3517
<tbody><tr>
3518
<td class="memname">size_t snd_ctl_elem_id_sizeof </td>
3519
<td>(</td>
3520
<td class="paramtype">void </td>
3521
<td class="paramname"> <br>
3522
</td>
3523
<td> ) </td>
3524
<td width="100%"><br>
3525
</td>
3526
</tr>
3527
</tbody></table>
3528
</div>
3529
<div class="memdoc">
3530
3531
<p>
3532
get size of <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a>
3533
</p><p>
3534
</p><dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>size in bytes </dd></dl>
3535
3536
</div>
3537
</div><p>
3538
<a class="anchor" name="ge591752ffa856587f2fed1ec761de076"></a><!-- doxytag: member="control.h::snd_ctl_elem_iface_name" ref="ge591752ffa856587f2fed1ec761de076" args="(snd_ctl_elem_iface_t iface)" -->
3539
</p><div class="memitem">
3540
<div class="memproto">
3541
<table class="memname">
3542
<tbody><tr>
3543
<td class="memname">const char* snd_ctl_elem_iface_name </td>
3544
<td>(</td>
3545
<td class="paramtype"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td>
3546
<td class="paramname"> <em>iface</em> </td>
3547
<td> ) </td>
3548
<td width="100%"><br>
3549
</td>
3550
</tr>
3551
</tbody></table>
3552
</div>
3553
<div class="memdoc">
3554
3555
<p>
3556
get name of a CTL element related interface
3557
</p><p>
3558
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3559
<table border="0" cellpadding="0" cellspacing="2">
3560
<tbody><tr><td valign="top"><br>
3561
</td><td valign="top"><em>iface</em> </td><td>CTL element related interface </td></tr>
3562
</tbody></table>
3563
</dd></dl>
3564
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>ascii name of CTL element related interface </dd></dl>
3565
3566
</div>
3567
</div><p>
3568
<a class="anchor" name="ge60072b2f4ee8ff485b0e5a6cfec9d3f"></a><!-- doxytag: member="control.h::snd_ctl_elem_info" ref="ge60072b2f4ee8ff485b0e5a6cfec9d3f" args="(snd_ctl_t *ctl, snd_ctl_elem_info_t *info)" -->
3569
</p><div class="memitem">
3570
<div class="memproto">
3571
<table class="memname">
3572
<tbody><tr>
3573
<td class="memname">int snd_ctl_elem_info </td>
3574
<td>(</td>
3575
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
3576
<td class="paramname"> <em>ctl</em>, </td>
3577
</tr>
3578
<tr>
3579
<td class="paramkey"><br>
3580
</td>
3581
<td><br>
3582
</td>
3583
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3584
<td class="paramname"> <em>info</em></td><td> </td>
3585
</tr>
3586
<tr>
3587
<td><br>
3588
</td>
3589
<td>)</td>
3590
<td><br>
3591
</td><td><br>
3592
</td><td width="100%"><br>
3593
</td>
3594
</tr>
3595
</tbody></table>
3596
</div>
3597
<div class="memdoc">
3598
3599
<p>
3600
Get CTL element information.
3601
</p><p>
3602
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3603
<table border="0" cellpadding="0" cellspacing="2">
3604
<tbody><tr><td valign="top"><br>
3605
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
3606
<tr><td valign="top"><br>
3607
</td><td valign="top"><em>info</em> </td><td>CTL element id/information pointer </td></tr>
3608
</tbody></table>
3609
</dd></dl>
3610
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
3611
3612
</div>
3613
</div><p>
3614
<a class="anchor" name="gff787f1661a7883574c23e0aae4cd9aa"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_clear" ref="gff787f1661a7883574c23e0aae4cd9aa" args="(snd_ctl_elem_info_t *obj)" -->
3615
</p><div class="memitem">
3616
<div class="memproto">
3617
<table class="memname">
3618
<tbody><tr>
3619
<td class="memname">void snd_ctl_elem_info_clear </td>
3620
<td>(</td>
3621
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3622
<td class="paramname"> <em>obj</em> </td>
3623
<td> ) </td>
3624
<td width="100%"><br>
3625
</td>
3626
</tr>
3627
</tbody></table>
3628
</div>
3629
<div class="memdoc">
3630
3631
<p>
3632
clear given <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> object
3633
</p><p>
3634
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3635
<table border="0" cellpadding="0" cellspacing="2">
3636
<tbody><tr><td valign="top"><br>
3637
</td><td valign="top"><em>obj</em> </td><td>pointer to object to clear </td></tr>
3638
</tbody></table>
3639
</dd></dl>
3640
3641
</div>
3642
</div><p>
3643
<a class="anchor" name="gb905e94be93b859071472f84bc84631d"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_copy" ref="gb905e94be93b859071472f84bc84631d" args="(snd_ctl_elem_info_t *dst, const snd_ctl_elem_info_t *src)" -->
3644
</p><div class="memitem">
3645
<div class="memproto">
3646
<table class="memname">
3647
<tbody><tr>
3648
<td class="memname">void snd_ctl_elem_info_copy </td>
3649
<td>(</td>
3650
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3651
<td class="paramname"> <em>dst</em>, </td>
3652
</tr>
3653
<tr>
3654
<td class="paramkey"><br>
3655
</td>
3656
<td><br>
3657
</td>
3658
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3659
<td class="paramname"> <em>src</em></td><td> </td>
3660
</tr>
3661
<tr>
3662
<td><br>
3663
</td>
3664
<td>)</td>
3665
<td><br>
3666
</td><td><br>
3667
</td><td width="100%"><br>
3668
</td>
3669
</tr>
3670
</tbody></table>
3671
</div>
3672
<div class="memdoc">
3673
3674
<p>
3675
copy one <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> to another
3676
</p><p>
3677
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3678
<table border="0" cellpadding="0" cellspacing="2">
3679
<tbody><tr><td valign="top"><br>
3680
</td><td valign="top"><em>dst</em> </td><td>pointer to destination </td></tr>
3681
<tr><td valign="top"><br>
3682
</td><td valign="top"><em>src</em> </td><td>pointer to source </td></tr>
3683
</tbody></table>
3684
</dd></dl>
3685
3686
</div>
3687
</div><p>
3688
<a class="anchor" name="g2160cfb519c0bcc6d107f727289a92c0"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_free" ref="g2160cfb519c0bcc6d107f727289a92c0" args="(snd_ctl_elem_info_t *obj)" -->
3689
</p><div class="memitem">
3690
<div class="memproto">
3691
<table class="memname">
3692
<tbody><tr>
3693
<td class="memname">void snd_ctl_elem_info_free </td>
3694
<td>(</td>
3695
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3696
<td class="paramname"> <em>obj</em> </td>
3697
<td> ) </td>
3698
<td width="100%"><br>
3699
</td>
3700
</tr>
3701
</tbody></table>
3702
</div>
3703
<div class="memdoc">
3704
3705
<p>
3706
frees a previously allocated <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a>
3707
</p><p>
3708
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3709
<table border="0" cellpadding="0" cellspacing="2">
3710
<tbody><tr><td valign="top"><br>
3711
</td><td valign="top"><em>obj</em> </td><td>pointer to object to free </td></tr>
3712
</tbody></table>
3713
</dd></dl>
3714
3715
</div>
3716
</div><p>
3717
<a class="anchor" name="g6c0b0acb14a0c105252c5c037f12a19b"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_count" ref="g6c0b0acb14a0c105252c5c037f12a19b" args="(const snd_ctl_elem_info_t *obj)" -->
3718
</p><div class="memitem">
3719
<div class="memproto">
3720
<table class="memname">
3721
<tbody><tr>
3722
<td class="memname">unsigned int snd_ctl_elem_info_get_count </td>
3723
<td>(</td>
3724
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3725
<td class="paramname"> <em>obj</em> </td>
3726
<td> ) </td>
3727
<td width="100%"><br>
3728
</td>
3729
</tr>
3730
</tbody></table>
3731
</div>
3732
<div class="memdoc">
3733
3734
<p>
3735
Get number of value entries from a CTL element id/info.
3736
</p><p>
3737
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3738
<table border="0" cellpadding="0" cellspacing="2">
3739
<tbody><tr><td valign="top"><br>
3740
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
3741
</tbody></table>
3742
</dd></dl>
3743
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>value entries count </dd></dl>
3744
3745
</div>
3746
</div><p>
3747
<a class="anchor" name="g415721b5ec822cf3513d24d8462f439c"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_device" ref="g415721b5ec822cf3513d24d8462f439c" args="(const snd_ctl_elem_info_t *obj)" -->
3748
</p><div class="memitem">
3749
<div class="memproto">
3750
<table class="memname">
3751
<tbody><tr>
3752
<td class="memname">unsigned int snd_ctl_elem_info_get_device </td>
3753
<td>(</td>
3754
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3755
<td class="paramname"> <em>obj</em> </td>
3756
<td> ) </td>
3757
<td width="100%"><br>
3758
</td>
3759
</tr>
3760
</tbody></table>
3761
</div>
3762
<div class="memdoc">
3763
3764
<p>
3765
Get device part of CTL element identifier of a CTL element id/info.
3766
</p><p>
3767
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3768
<table border="0" cellpadding="0" cellspacing="2">
3769
<tbody><tr><td valign="top"><br>
3770
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
3771
</tbody></table>
3772
</dd></dl>
3773
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>device part of element identifier </dd></dl>
3774
3775
</div>
3776
</div><p>
3777
<a class="anchor" name="g5a1a04b7bb3b709ccbe9329e2606eb54"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_dimension" ref="g5a1a04b7bb3b709ccbe9329e2606eb54" args="(const snd_ctl_elem_info_t *obj, unsigned int idx)" -->
3778
</p><div class="memitem">
3779
<div class="memproto">
3780
<table class="memname">
3781
<tbody><tr>
3782
<td class="memname">int snd_ctl_elem_info_get_dimension </td>
3783
<td>(</td>
3784
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3785
<td class="paramname"> <em>obj</em>, </td>
3786
</tr>
3787
<tr>
3788
<td class="paramkey"><br>
3789
</td>
3790
<td><br>
3791
</td>
3792
<td class="paramtype">unsigned int </td>
3793
<td class="paramname"> <em>idx</em></td><td> </td>
3794
</tr>
3795
<tr>
3796
<td><br>
3797
</td>
3798
<td>)</td>
3799
<td><br>
3800
</td><td><br>
3801
</td><td width="100%"><br>
3802
</td>
3803
</tr>
3804
</tbody></table>
3805
</div>
3806
<div class="memdoc">
3807
3808
<p>
3809
Get specified of dimension width for given element.
3810
</p><p>
3811
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3812
<table border="0" cellpadding="0" cellspacing="2">
3813
<tbody><tr><td valign="top"><br>
3814
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
3815
<tr><td valign="top"><br>
3816
</td><td valign="top"><em>idx</em> </td><td>The dimension index </td></tr>
3817
</tbody></table>
3818
</dd></dl>
3819
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero value if no dimension width is defined, otherwise positive value with with of specified dimension </dd></dl>
3820
3821
</div>
3822
</div><p>
3823
<a class="anchor" name="g83fcd87320eb24021b4ea730da1448d8"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_dimensions" ref="g83fcd87320eb24021b4ea730da1448d8" args="(const snd_ctl_elem_info_t *obj)" -->
3824
</p><div class="memitem">
3825
<div class="memproto">
3826
<table class="memname">
3827
<tbody><tr>
3828
<td class="memname">int snd_ctl_elem_info_get_dimensions </td>
3829
<td>(</td>
3830
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3831
<td class="paramname"> <em>obj</em> </td>
3832
<td> ) </td>
3833
<td width="100%"><br>
3834
</td>
3835
</tr>
3836
</tbody></table>
3837
</div>
3838
<div class="memdoc">
3839
3840
<p>
3841
Get count of dimensions for given element.
3842
</p><p>
3843
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3844
<table border="0" cellpadding="0" cellspacing="2">
3845
<tbody><tr><td valign="top"><br>
3846
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
3847
</tbody></table>
3848
</dd></dl>
3849
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero value if no dimensions are defined, otherwise positive value with count of dimensions </dd></dl>
3850
3851
</div>
3852
</div><p>
3853
<a class="anchor" name="g33d84cba10476637c8059801d564cbbd"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_id" ref="g33d84cba10476637c8059801d564cbbd" args="(const snd_ctl_elem_info_t *obj, snd_ctl_elem_id_t *ptr)" -->
3854
</p><div class="memitem">
3855
<div class="memproto">
3856
<table class="memname">
3857
<tbody><tr>
3858
<td class="memname">void snd_ctl_elem_info_get_id </td>
3859
<td>(</td>
3860
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3861
<td class="paramname"> <em>obj</em>, </td>
3862
</tr>
3863
<tr>
3864
<td class="paramkey"><br>
3865
</td>
3866
<td><br>
3867
</td>
3868
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
3869
<td class="paramname"> <em>ptr</em></td><td> </td>
3870
</tr>
3871
<tr>
3872
<td><br>
3873
</td>
3874
<td>)</td>
3875
<td><br>
3876
</td><td><br>
3877
</td><td width="100%"><br>
3878
</td>
3879
</tr>
3880
</tbody></table>
3881
</div>
3882
<div class="memdoc">
3883
3884
<p>
3885
Get CTL element identifier of a CTL element id/info.
3886
</p><p>
3887
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3888
<table border="0" cellpadding="0" cellspacing="2">
3889
<tbody><tr><td valign="top"><br>
3890
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
3891
<tr><td valign="top"><br>
3892
</td><td valign="top"><em>ptr</em> </td><td>Pointer to returned CTL element identifier </td></tr>
3893
</tbody></table>
3894
</dd></dl>
3895
3896
</div>
3897
</div><p>
3898
<a class="anchor" name="g63e363c65c797965b7b0bb84d2895f52"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_index" ref="g63e363c65c797965b7b0bb84d2895f52" args="(const snd_ctl_elem_info_t *obj)" -->
3899
</p><div class="memitem">
3900
<div class="memproto">
3901
<table class="memname">
3902
<tbody><tr>
3903
<td class="memname">unsigned int snd_ctl_elem_info_get_index </td>
3904
<td>(</td>
3905
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3906
<td class="paramname"> <em>obj</em> </td>
3907
<td> ) </td>
3908
<td width="100%"><br>
3909
</td>
3910
</tr>
3911
</tbody></table>
3912
</div>
3913
<div class="memdoc">
3914
3915
<p>
3916
Get index part of CTL element identifier of a CTL element id/info.
3917
</p><p>
3918
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3919
<table border="0" cellpadding="0" cellspacing="2">
3920
<tbody><tr><td valign="top"><br>
3921
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
3922
</tbody></table>
3923
</dd></dl>
3924
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>index part of element identifier </dd></dl>
3925
3926
</div>
3927
</div><p>
3928
<a class="anchor" name="g6e520249150bc19ac45602260a069acd"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_interface" ref="g6e520249150bc19ac45602260a069acd" args="(const snd_ctl_elem_info_t *obj)" -->
3929
</p><div class="memitem">
3930
<div class="memproto">
3931
<table class="memname">
3932
<tbody><tr>
3933
<td class="memname"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> snd_ctl_elem_info_get_interface </td>
3934
<td>(</td>
3935
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3936
<td class="paramname"> <em>obj</em> </td>
3937
<td> ) </td>
3938
<td width="100%"><br>
3939
</td>
3940
</tr>
3941
</tbody></table>
3942
</div>
3943
<div class="memdoc">
3944
3945
<p>
3946
Get interface part of CTL element identifier of a CTL element id/info.
3947
</p><p>
3948
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3949
<table border="0" cellpadding="0" cellspacing="2">
3950
<tbody><tr><td valign="top"><br>
3951
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
3952
</tbody></table>
3953
</dd></dl>
3954
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>interface part of element identifier </dd></dl>
3955
3956
</div>
3957
</div><p>
3958
<a class="anchor" name="g8fdab5e19d83d8dc4664e108ce067a29"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_item_name" ref="g8fdab5e19d83d8dc4664e108ce067a29" args="(const snd_ctl_elem_info_t *obj)" -->
3959
</p><div class="memitem">
3960
<div class="memproto">
3961
<table class="memname">
3962
<tbody><tr>
3963
<td class="memname">const char* snd_ctl_elem_info_get_item_name </td>
3964
<td>(</td>
3965
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3966
<td class="paramname"> <em>obj</em> </td>
3967
<td> ) </td>
3968
<td width="100%"><br>
3969
</td>
3970
</tr>
3971
</tbody></table>
3972
</div>
3973
<div class="memdoc">
3974
3975
<p>
3976
Get name for selected item in a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/info.
3977
</p><p>
3978
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
3979
<table border="0" cellpadding="0" cellspacing="2">
3980
<tbody><tr><td valign="top"><br>
3981
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
3982
</tbody></table>
3983
</dd></dl>
3984
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>name of chosen item </dd></dl>
3985
3986
</div>
3987
</div><p>
3988
<a class="anchor" name="gbc20ad3bf868a14fc093faca637d9785"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_items" ref="gbc20ad3bf868a14fc093faca637d9785" args="(const snd_ctl_elem_info_t *obj)" -->
3989
</p><div class="memitem">
3990
<div class="memproto">
3991
<table class="memname">
3992
<tbody><tr>
3993
<td class="memname">unsigned int snd_ctl_elem_info_get_items </td>
3994
<td>(</td>
3995
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
3996
<td class="paramname"> <em>obj</em> </td>
3997
<td> ) </td>
3998
<td width="100%"><br>
3999
</td>
4000
</tr>
4001
</tbody></table>
4002
</div>
4003
<div class="memdoc">
4004
4005
<p>
4006
Get number of items available from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/info.
4007
</p><p>
4008
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4009
<table border="0" cellpadding="0" cellspacing="2">
4010
<tbody><tr><td valign="top"><br>
4011
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4012
</tbody></table>
4013
</dd></dl>
4014
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>items count </dd></dl>
4015
4016
</div>
4017
</div><p>
4018
<a class="anchor" name="gea1e77d2bb7328f7f1551ab1dd29e26d"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_max" ref="gea1e77d2bb7328f7f1551ab1dd29e26d" args="(const snd_ctl_elem_info_t *obj)" -->
4019
</p><div class="memitem">
4020
<div class="memproto">
4021
<table class="memname">
4022
<tbody><tr>
4023
<td class="memname">long snd_ctl_elem_info_get_max </td>
4024
<td>(</td>
4025
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4026
<td class="paramname"> <em>obj</em> </td>
4027
<td> ) </td>
4028
<td width="100%"><br>
4029
</td>
4030
</tr>
4031
</tbody></table>
4032
</div>
4033
<div class="memdoc">
4034
4035
<p>
4036
Get maximum value from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/info.
4037
</p><p>
4038
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4039
<table border="0" cellpadding="0" cellspacing="2">
4040
<tbody><tr><td valign="top"><br>
4041
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4042
</tbody></table>
4043
</dd></dl>
4044
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>Maximum value </dd></dl>
4045
4046
</div>
4047
</div><p>
4048
<a class="anchor" name="g9dfc325cef20fe1cd87f0898c4519fe4"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_max64" ref="g9dfc325cef20fe1cd87f0898c4519fe4" args="(const snd_ctl_elem_info_t *obj)" -->
4049
</p><div class="memitem">
4050
<div class="memproto">
4051
<table class="memname">
4052
<tbody><tr>
4053
<td class="memname">long long snd_ctl_elem_info_get_max64 </td>
4054
<td>(</td>
4055
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4056
<td class="paramname"> <em>obj</em> </td>
4057
<td> ) </td>
4058
<td width="100%"><br>
4059
</td>
4060
</tr>
4061
</tbody></table>
4062
</div>
4063
<div class="memdoc">
4064
4065
<p>
4066
Get maximum value from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/info.
4067
</p><p>
4068
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4069
<table border="0" cellpadding="0" cellspacing="2">
4070
<tbody><tr><td valign="top"><br>
4071
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4072
</tbody></table>
4073
</dd></dl>
4074
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>Maximum value </dd></dl>
4075
4076
</div>
4077
</div><p>
4078
<a class="anchor" name="g0059e49e835b793a4d77013a55049fb2"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_min" ref="g0059e49e835b793a4d77013a55049fb2" args="(const snd_ctl_elem_info_t *obj)" -->
4079
</p><div class="memitem">
4080
<div class="memproto">
4081
<table class="memname">
4082
<tbody><tr>
4083
<td class="memname">long snd_ctl_elem_info_get_min </td>
4084
<td>(</td>
4085
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4086
<td class="paramname"> <em>obj</em> </td>
4087
<td> ) </td>
4088
<td width="100%"><br>
4089
</td>
4090
</tr>
4091
</tbody></table>
4092
</div>
4093
<div class="memdoc">
4094
4095
<p>
4096
Get minimum value from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/info.
4097
</p><p>
4098
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4099
<table border="0" cellpadding="0" cellspacing="2">
4100
<tbody><tr><td valign="top"><br>
4101
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4102
</tbody></table>
4103
</dd></dl>
4104
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>Minimum value </dd></dl>
4105
4106
</div>
4107
</div><p>
4108
<a class="anchor" name="g869a462b414baa1ac60002657b9fcc3c"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_min64" ref="g869a462b414baa1ac60002657b9fcc3c" args="(const snd_ctl_elem_info_t *obj)" -->
4109
</p><div class="memitem">
4110
<div class="memproto">
4111
<table class="memname">
4112
<tbody><tr>
4113
<td class="memname">long long snd_ctl_elem_info_get_min64 </td>
4114
<td>(</td>
4115
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4116
<td class="paramname"> <em>obj</em> </td>
4117
<td> ) </td>
4118
<td width="100%"><br>
4119
</td>
4120
</tr>
4121
</tbody></table>
4122
</div>
4123
<div class="memdoc">
4124
4125
<p>
4126
Get minimum value from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/info.
4127
</p><p>
4128
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4129
<table border="0" cellpadding="0" cellspacing="2">
4130
<tbody><tr><td valign="top"><br>
4131
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4132
</tbody></table>
4133
</dd></dl>
4134
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>Minimum value </dd></dl>
4135
4136
</div>
4137
</div><p>
4138
<a class="anchor" name="gccb50681c6420b75812eaf9fbd417b9f"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_name" ref="gccb50681c6420b75812eaf9fbd417b9f" args="(const snd_ctl_elem_info_t *obj)" -->
4139
</p><div class="memitem">
4140
<div class="memproto">
4141
<table class="memname">
4142
<tbody><tr>
4143
<td class="memname">const char* snd_ctl_elem_info_get_name </td>
4144
<td>(</td>
4145
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4146
<td class="paramname"> <em>obj</em> </td>
4147
<td> ) </td>
4148
<td width="100%"><br>
4149
</td>
4150
</tr>
4151
</tbody></table>
4152
</div>
4153
<div class="memdoc">
4154
4155
<p>
4156
Get name part of CTL element identifier of a CTL element id/info.
4157
</p><p>
4158
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4159
<table border="0" cellpadding="0" cellspacing="2">
4160
<tbody><tr><td valign="top"><br>
4161
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4162
</tbody></table>
4163
</dd></dl>
4164
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>name part of element identifier </dd></dl>
4165
4166
</div>
4167
</div><p>
4168
<a class="anchor" name="g717b663317e4bf844909f25d842bebd6"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_numid" ref="g717b663317e4bf844909f25d842bebd6" args="(const snd_ctl_elem_info_t *obj)" -->
4169
</p><div class="memitem">
4170
<div class="memproto">
4171
<table class="memname">
4172
<tbody><tr>
4173
<td class="memname">unsigned int snd_ctl_elem_info_get_numid </td>
4174
<td>(</td>
4175
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4176
<td class="paramname"> <em>obj</em> </td>
4177
<td> ) </td>
4178
<td width="100%"><br>
4179
</td>
4180
</tr>
4181
</tbody></table>
4182
</div>
4183
<div class="memdoc">
4184
4185
<p>
4186
Get element numeric identifier of a CTL element id/info.
4187
</p><p>
4188
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4189
<table border="0" cellpadding="0" cellspacing="2">
4190
<tbody><tr><td valign="top"><br>
4191
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4192
</tbody></table>
4193
</dd></dl>
4194
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>element numeric identifier </dd></dl>
4195
4196
</div>
4197
</div><p>
4198
<a class="anchor" name="g54ee26ba57ff26763938b088d4807fc9"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_owner" ref="g54ee26ba57ff26763938b088d4807fc9" args="(const snd_ctl_elem_info_t *obj)" -->
4199
</p><div class="memitem">
4200
<div class="memproto">
4201
<table class="memname">
4202
<tbody><tr>
4203
<td class="memname">pid_t snd_ctl_elem_info_get_owner </td>
4204
<td>(</td>
4205
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4206
<td class="paramname"> <em>obj</em> </td>
4207
<td> ) </td>
4208
<td width="100%"><br>
4209
</td>
4210
</tr>
4211
</tbody></table>
4212
</div>
4213
<div class="memdoc">
4214
4215
<p>
4216
Get owner of a locked element.
4217
</p><p>
4218
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4219
<table border="0" cellpadding="0" cellspacing="2">
4220
<tbody><tr><td valign="top"><br>
4221
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4222
</tbody></table>
4223
</dd></dl>
4224
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>value entries count </dd></dl>
4225
4226
</div>
4227
</div><p>
4228
<a class="anchor" name="g10d5317bf0a7849b102ffec95ed7b6e1"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_step" ref="g10d5317bf0a7849b102ffec95ed7b6e1" args="(const snd_ctl_elem_info_t *obj)" -->
4229
</p><div class="memitem">
4230
<div class="memproto">
4231
<table class="memname">
4232
<tbody><tr>
4233
<td class="memname">long snd_ctl_elem_info_get_step </td>
4234
<td>(</td>
4235
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4236
<td class="paramname"> <em>obj</em> </td>
4237
<td> ) </td>
4238
<td width="100%"><br>
4239
</td>
4240
</tr>
4241
</tbody></table>
4242
</div>
4243
<div class="memdoc">
4244
4245
<p>
4246
Get value step from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/info.
4247
</p><p>
4248
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4249
<table border="0" cellpadding="0" cellspacing="2">
4250
<tbody><tr><td valign="top"><br>
4251
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4252
</tbody></table>
4253
</dd></dl>
4254
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>Step </dd></dl>
4255
4256
</div>
4257
</div><p>
4258
<a class="anchor" name="g111a97cf42e669606340726f981077f0"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_step64" ref="g111a97cf42e669606340726f981077f0" args="(const snd_ctl_elem_info_t *obj)" -->
4259
</p><div class="memitem">
4260
<div class="memproto">
4261
<table class="memname">
4262
<tbody><tr>
4263
<td class="memname">long long snd_ctl_elem_info_get_step64 </td>
4264
<td>(</td>
4265
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4266
<td class="paramname"> <em>obj</em> </td>
4267
<td> ) </td>
4268
<td width="100%"><br>
4269
</td>
4270
</tr>
4271
</tbody></table>
4272
</div>
4273
<div class="memdoc">
4274
4275
<p>
4276
Get value step from a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/info.
4277
</p><p>
4278
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4279
<table border="0" cellpadding="0" cellspacing="2">
4280
<tbody><tr><td valign="top"><br>
4281
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4282
</tbody></table>
4283
</dd></dl>
4284
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>Step </dd></dl>
4285
4286
</div>
4287
</div><p>
4288
<a class="anchor" name="gaad1903bed9eed93c70541c10353993d"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_subdevice" ref="gaad1903bed9eed93c70541c10353993d" args="(const snd_ctl_elem_info_t *obj)" -->
4289
</p><div class="memitem">
4290
<div class="memproto">
4291
<table class="memname">
4292
<tbody><tr>
4293
<td class="memname">unsigned int snd_ctl_elem_info_get_subdevice </td>
4294
<td>(</td>
4295
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4296
<td class="paramname"> <em>obj</em> </td>
4297
<td> ) </td>
4298
<td width="100%"><br>
4299
</td>
4300
</tr>
4301
</tbody></table>
4302
</div>
4303
<div class="memdoc">
4304
4305
<p>
4306
Get subdevice part of CTL element identifier of a CTL element id/info.
4307
</p><p>
4308
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4309
<table border="0" cellpadding="0" cellspacing="2">
4310
<tbody><tr><td valign="top"><br>
4311
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4312
</tbody></table>
4313
</dd></dl>
4314
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>subdevice part of element identifier </dd></dl>
4315
4316
</div>
4317
</div><p>
4318
<a class="anchor" name="g7f29ce4ff803460d77b24d96198e0965"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_get_type" ref="g7f29ce4ff803460d77b24d96198e0965" args="(const snd_ctl_elem_info_t *obj)" -->
4319
</p><div class="memitem">
4320
<div class="memproto">
4321
<table class="memname">
4322
<tbody><tr>
4323
<td class="memname"><a class="el" href="group___control.html#g8b0f958478e42ae386d4812de9f557e8">snd_ctl_elem_type_t</a> snd_ctl_elem_info_get_type </td>
4324
<td>(</td>
4325
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4326
<td class="paramname"> <em>obj</em> </td>
4327
<td> ) </td>
4328
<td width="100%"><br>
4329
</td>
4330
</tr>
4331
</tbody></table>
4332
</div>
4333
<div class="memdoc">
4334
4335
<p>
4336
Get type from a CTL element id/info.
4337
</p><p>
4338
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4339
<table border="0" cellpadding="0" cellspacing="2">
4340
<tbody><tr><td valign="top"><br>
4341
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4342
</tbody></table>
4343
</dd></dl>
4344
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element content type </dd></dl>
4345
4346
</div>
4347
</div><p>
4348
<a class="anchor" name="gb884ae23e242ea5e5a2127947ef27ef8"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_inactive" ref="gb884ae23e242ea5e5a2127947ef27ef8" args="(const snd_ctl_elem_info_t *obj)" -->
4349
</p><div class="memitem">
4350
<div class="memproto">
4351
<table class="memname">
4352
<tbody><tr>
4353
<td class="memname">int snd_ctl_elem_info_is_inactive </td>
4354
<td>(</td>
4355
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4356
<td class="paramname"> <em>obj</em> </td>
4357
<td> ) </td>
4358
<td width="100%"><br>
4359
</td>
4360
</tr>
4361
</tbody></table>
4362
</div>
4363
<div class="memdoc">
4364
4365
<p>
4366
Get info about status from a CTL element id/info.
4367
</p><p>
4368
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4369
<table border="0" cellpadding="0" cellspacing="2">
4370
<tbody><tr><td valign="top"><br>
4371
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4372
</tbody></table>
4373
</dd></dl>
4374
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element value is not active, 1 if is active </dd></dl>
4375
4376
</div>
4377
</div><p>
4378
<a class="anchor" name="gd47689714d65647c15d281c64ca1ac48"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_locked" ref="gd47689714d65647c15d281c64ca1ac48" args="(const snd_ctl_elem_info_t *obj)" -->
4379
</p><div class="memitem">
4380
<div class="memproto">
4381
<table class="memname">
4382
<tbody><tr>
4383
<td class="memname">int snd_ctl_elem_info_is_locked </td>
4384
<td>(</td>
4385
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4386
<td class="paramname"> <em>obj</em> </td>
4387
<td> ) </td>
4388
<td width="100%"><br>
4389
</td>
4390
</tr>
4391
</tbody></table>
4392
</div>
4393
<div class="memdoc">
4394
4395
<p>
4396
Get info whether an element is locked.
4397
</p><p>
4398
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4399
<table border="0" cellpadding="0" cellspacing="2">
4400
<tbody><tr><td valign="top"><br>
4401
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4402
</tbody></table>
4403
</dd></dl>
4404
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element value is currently changeable, 1 if it's locked by another application </dd></dl>
4405
4406
</div>
4407
</div><p>
4408
<a class="anchor" name="g1fef7dbe3b56ff82d6fd13d290ecdf31"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_owner" ref="g1fef7dbe3b56ff82d6fd13d290ecdf31" args="(const snd_ctl_elem_info_t *obj)" -->
4409
</p><div class="memitem">
4410
<div class="memproto">
4411
<table class="memname">
4412
<tbody><tr>
4413
<td class="memname">int snd_ctl_elem_info_is_owner </td>
4414
<td>(</td>
4415
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4416
<td class="paramname"> <em>obj</em> </td>
4417
<td> ) </td>
4418
<td width="100%"><br>
4419
</td>
4420
</tr>
4421
</tbody></table>
4422
</div>
4423
<div class="memdoc">
4424
4425
<p>
4426
Get info if I own an element.
4427
</p><p>
4428
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4429
<table border="0" cellpadding="0" cellspacing="2">
4430
<tbody><tr><td valign="top"><br>
4431
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4432
</tbody></table>
4433
</dd></dl>
4434
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element value is currently changeable, 1 if it's locked by another application </dd></dl>
4435
4436
</div>
4437
</div><p>
4438
<a class="anchor" name="gc2267701a47c8acf6f0326a0535fc317"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_readable" ref="gc2267701a47c8acf6f0326a0535fc317" args="(const snd_ctl_elem_info_t *obj)" -->
4439
</p><div class="memitem">
4440
<div class="memproto">
4441
<table class="memname">
4442
<tbody><tr>
4443
<td class="memname">int snd_ctl_elem_info_is_readable </td>
4444
<td>(</td>
4445
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4446
<td class="paramname"> <em>obj</em> </td>
4447
<td> ) </td>
4448
<td width="100%"><br>
4449
</td>
4450
</tr>
4451
</tbody></table>
4452
</div>
4453
<div class="memdoc">
4454
4455
<p>
4456
Get info about readability from a CTL element id/info.
4457
</p><p>
4458
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4459
<table border="0" cellpadding="0" cellspacing="2">
4460
<tbody><tr><td valign="top"><br>
4461
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4462
</tbody></table>
4463
</dd></dl>
4464
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element is not readable, 1 if element is readable </dd></dl>
4465
4466
</div>
4467
</div><p>
4468
<a class="anchor" name="g8edc2648f35f6788f696cd73ebe502e0"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_tlv_commandable" ref="g8edc2648f35f6788f696cd73ebe502e0" args="(const snd_ctl_elem_info_t *obj)" -->
4469
</p><div class="memitem">
4470
<div class="memproto">
4471
<table class="memname">
4472
<tbody><tr>
4473
<td class="memname">int snd_ctl_elem_info_is_tlv_commandable </td>
4474
<td>(</td>
4475
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4476
<td class="paramname"> <em>obj</em> </td>
4477
<td> ) </td>
4478
<td width="100%"><br>
4479
</td>
4480
</tr>
4481
</tbody></table>
4482
</div>
4483
<div class="memdoc">
4484
4485
<p>
4486
Get info about TLV command possibility from a CTL element id/info.
4487
</p><p>
4488
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4489
<table border="0" cellpadding="0" cellspacing="2">
4490
<tbody><tr><td valign="top"><br>
4491
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4492
</tbody></table>
4493
</dd></dl>
4494
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element's TLV command is not possible, 1 if element's TLV command is supported </dd></dl>
4495
4496
</div>
4497
</div><p>
4498
<a class="anchor" name="geae7a566440bac0985f505a35730cd30"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_tlv_readable" ref="geae7a566440bac0985f505a35730cd30" args="(const snd_ctl_elem_info_t *obj)" -->
4499
</p><div class="memitem">
4500
<div class="memproto">
4501
<table class="memname">
4502
<tbody><tr>
4503
<td class="memname">int snd_ctl_elem_info_is_tlv_readable </td>
4504
<td>(</td>
4505
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4506
<td class="paramname"> <em>obj</em> </td>
4507
<td> ) </td>
4508
<td width="100%"><br>
4509
</td>
4510
</tr>
4511
</tbody></table>
4512
</div>
4513
<div class="memdoc">
4514
4515
<p>
4516
Get info about TLV readability from a CTL element id/info.
4517
</p><p>
4518
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4519
<table border="0" cellpadding="0" cellspacing="2">
4520
<tbody><tr><td valign="top"><br>
4521
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4522
</tbody></table>
4523
</dd></dl>
4524
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element's TLV is not readable, 1 if element's TLV is readable </dd></dl>
4525
4526
</div>
4527
</div><p>
4528
<a class="anchor" name="g41034371f820a9b290beaac024eeb9c8"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_tlv_writable" ref="g41034371f820a9b290beaac024eeb9c8" args="(const snd_ctl_elem_info_t *obj)" -->
4529
</p><div class="memitem">
4530
<div class="memproto">
4531
<table class="memname">
4532
<tbody><tr>
4533
<td class="memname">int snd_ctl_elem_info_is_tlv_writable </td>
4534
<td>(</td>
4535
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4536
<td class="paramname"> <em>obj</em> </td>
4537
<td> ) </td>
4538
<td width="100%"><br>
4539
</td>
4540
</tr>
4541
</tbody></table>
4542
</div>
4543
<div class="memdoc">
4544
4545
<p>
4546
Get info about TLV writeability from a CTL element id/info.
4547
</p><p>
4548
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4549
<table border="0" cellpadding="0" cellspacing="2">
4550
<tbody><tr><td valign="top"><br>
4551
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4552
</tbody></table>
4553
</dd></dl>
4554
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element's TLV is not writable, 1 if element's TLV is writable </dd></dl>
4555
4556
</div>
4557
</div><p>
4558
<a class="anchor" name="gd9be64847649ea097cbd7c5bd98bbfe3"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_user" ref="gd9be64847649ea097cbd7c5bd98bbfe3" args="(const snd_ctl_elem_info_t *obj)" -->
4559
</p><div class="memitem">
4560
<div class="memproto">
4561
<table class="memname">
4562
<tbody><tr>
4563
<td class="memname">int snd_ctl_elem_info_is_user </td>
4564
<td>(</td>
4565
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4566
<td class="paramname"> <em>obj</em> </td>
4567
<td> ) </td>
4568
<td width="100%"><br>
4569
</td>
4570
</tr>
4571
</tbody></table>
4572
</div>
4573
<div class="memdoc">
4574
4575
<p>
4576
Get info if it's a user element.
4577
</p><p>
4578
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4579
<table border="0" cellpadding="0" cellspacing="2">
4580
<tbody><tr><td valign="top"><br>
4581
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4582
</tbody></table>
4583
</dd></dl>
4584
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element value is a system element, 1 if it's a user-created element </dd></dl>
4585
4586
</div>
4587
</div><p>
4588
<a class="anchor" name="g7bf9f649eca51aaf5dd754a2bb27b962"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_volatile" ref="g7bf9f649eca51aaf5dd754a2bb27b962" args="(const snd_ctl_elem_info_t *obj)" -->
4589
</p><div class="memitem">
4590
<div class="memproto">
4591
<table class="memname">
4592
<tbody><tr>
4593
<td class="memname">int snd_ctl_elem_info_is_volatile </td>
4594
<td>(</td>
4595
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4596
<td class="paramname"> <em>obj</em> </td>
4597
<td> ) </td>
4598
<td width="100%"><br>
4599
</td>
4600
</tr>
4601
</tbody></table>
4602
</div>
4603
<div class="memdoc">
4604
4605
<p>
4606
Get info about notification feasibility from a CTL element id/info.
4607
</p><p>
4608
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4609
<table border="0" cellpadding="0" cellspacing="2">
4610
<tbody><tr><td valign="top"><br>
4611
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4612
</tbody></table>
4613
</dd></dl>
4614
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if all element value changes are notified to subscribed applications, 1 otherwise </dd></dl>
4615
4616
</div>
4617
</div><p>
4618
<a class="anchor" name="gd211d4d7448e3907763cda165736935d"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_is_writable" ref="gd211d4d7448e3907763cda165736935d" args="(const snd_ctl_elem_info_t *obj)" -->
4619
</p><div class="memitem">
4620
<div class="memproto">
4621
<table class="memname">
4622
<tbody><tr>
4623
<td class="memname">int snd_ctl_elem_info_is_writable </td>
4624
<td>(</td>
4625
<td class="paramtype">const <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4626
<td class="paramname"> <em>obj</em> </td>
4627
<td> ) </td>
4628
<td width="100%"><br>
4629
</td>
4630
</tr>
4631
</tbody></table>
4632
</div>
4633
<div class="memdoc">
4634
4635
<p>
4636
Get info about writability from a CTL element id/info.
4637
</p><p>
4638
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4639
<table border="0" cellpadding="0" cellspacing="2">
4640
<tbody><tr><td valign="top"><br>
4641
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4642
</tbody></table>
4643
</dd></dl>
4644
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if element is not writable, 1 if element is not writable </dd></dl>
4645
4646
</div>
4647
</div><p>
4648
<a class="anchor" name="gb2f0e984199bb422567556a5690d77df"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_malloc" ref="gb2f0e984199bb422567556a5690d77df" args="(snd_ctl_elem_info_t **ptr)" -->
4649
</p><div class="memitem">
4650
<div class="memproto">
4651
<table class="memname">
4652
<tbody><tr>
4653
<td class="memname">int snd_ctl_elem_info_malloc </td>
4654
<td>(</td>
4655
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> ** </td>
4656
<td class="paramname"> <em>ptr</em> </td>
4657
<td> ) </td>
4658
<td width="100%"><br>
4659
</td>
4660
</tr>
4661
</tbody></table>
4662
</div>
4663
<div class="memdoc">
4664
4665
<p>
4666
allocate an invalid <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> using standard malloc
4667
</p><p>
4668
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4669
<table border="0" cellpadding="0" cellspacing="2">
4670
<tbody><tr><td valign="top"><br>
4671
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
4672
</tbody></table>
4673
</dd></dl>
4674
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise negative error code </dd></dl>
4675
4676
</div>
4677
</div><p>
4678
<a class="anchor" name="g3517e4c6376a2b76628026b8c3e0c234"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_set_device" ref="g3517e4c6376a2b76628026b8c3e0c234" args="(snd_ctl_elem_info_t *obj, unsigned int val)" -->
4679
</p><div class="memitem">
4680
<div class="memproto">
4681
<table class="memname">
4682
<tbody><tr>
4683
<td class="memname">void snd_ctl_elem_info_set_device </td>
4684
<td>(</td>
4685
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4686
<td class="paramname"> <em>obj</em>, </td>
4687
</tr>
4688
<tr>
4689
<td class="paramkey"><br>
4690
</td>
4691
<td><br>
4692
</td>
4693
<td class="paramtype">unsigned int </td>
4694
<td class="paramname"> <em>val</em></td><td> </td>
4695
</tr>
4696
<tr>
4697
<td><br>
4698
</td>
4699
<td>)</td>
4700
<td><br>
4701
</td><td><br>
4702
</td><td width="100%"><br>
4703
</td>
4704
</tr>
4705
</tbody></table>
4706
</div>
4707
<div class="memdoc">
4708
4709
<p>
4710
Set device part of CTL element identifier of a CTL element id/info.
4711
</p><p>
4712
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4713
<table border="0" cellpadding="0" cellspacing="2">
4714
<tbody><tr><td valign="top"><br>
4715
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4716
<tr><td valign="top"><br>
4717
</td><td valign="top"><em>val</em> </td><td>device part of element identifier </td></tr>
4718
</tbody></table>
4719
</dd></dl>
4720
4721
</div>
4722
</div><p>
4723
<a class="anchor" name="g60ba7276e88e0e3a84211b3879d877f8"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_set_id" ref="g60ba7276e88e0e3a84211b3879d877f8" args="(snd_ctl_elem_info_t *obj, const snd_ctl_elem_id_t *ptr)" -->
4724
</p><div class="memitem">
4725
<div class="memproto">
4726
<table class="memname">
4727
<tbody><tr>
4728
<td class="memname">void snd_ctl_elem_info_set_id </td>
4729
<td>(</td>
4730
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4731
<td class="paramname"> <em>obj</em>, </td>
4732
</tr>
4733
<tr>
4734
<td class="paramkey"><br>
4735
</td>
4736
<td><br>
4737
</td>
4738
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
4739
<td class="paramname"> <em>ptr</em></td><td> </td>
4740
</tr>
4741
<tr>
4742
<td><br>
4743
</td>
4744
<td>)</td>
4745
<td><br>
4746
</td><td><br>
4747
</td><td width="100%"><br>
4748
</td>
4749
</tr>
4750
</tbody></table>
4751
</div>
4752
<div class="memdoc">
4753
4754
<p>
4755
Set CTL element identifier of a CTL element id/info.
4756
</p><p>
4757
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4758
<table border="0" cellpadding="0" cellspacing="2">
4759
<tbody><tr><td valign="top"><br>
4760
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4761
<tr><td valign="top"><br>
4762
</td><td valign="top"><em>ptr</em> </td><td>CTL element identifier </td></tr>
4763
</tbody></table>
4764
</dd></dl>
4765
4766
</div>
4767
</div><p>
4768
<a class="anchor" name="g15a3dae5336e9d90cd7818bccf78be8a"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_set_index" ref="g15a3dae5336e9d90cd7818bccf78be8a" args="(snd_ctl_elem_info_t *obj, unsigned int val)" -->
4769
</p><div class="memitem">
4770
<div class="memproto">
4771
<table class="memname">
4772
<tbody><tr>
4773
<td class="memname">void snd_ctl_elem_info_set_index </td>
4774
<td>(</td>
4775
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4776
<td class="paramname"> <em>obj</em>, </td>
4777
</tr>
4778
<tr>
4779
<td class="paramkey"><br>
4780
</td>
4781
<td><br>
4782
</td>
4783
<td class="paramtype">unsigned int </td>
4784
<td class="paramname"> <em>val</em></td><td> </td>
4785
</tr>
4786
<tr>
4787
<td><br>
4788
</td>
4789
<td>)</td>
4790
<td><br>
4791
</td><td><br>
4792
</td><td width="100%"><br>
4793
</td>
4794
</tr>
4795
</tbody></table>
4796
</div>
4797
<div class="memdoc">
4798
4799
<p>
4800
Set index part of CTL element identifier of a CTL element id/info.
4801
</p><p>
4802
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4803
<table border="0" cellpadding="0" cellspacing="2">
4804
<tbody><tr><td valign="top"><br>
4805
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4806
<tr><td valign="top"><br>
4807
</td><td valign="top"><em>val</em> </td><td>index part of element identifier </td></tr>
4808
</tbody></table>
4809
</dd></dl>
4810
4811
</div>
4812
</div><p>
4813
<a class="anchor" name="g018026dfd3a92ae39c237d936c180a03"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_set_interface" ref="g018026dfd3a92ae39c237d936c180a03" args="(snd_ctl_elem_info_t *obj, snd_ctl_elem_iface_t val)" -->
4814
</p><div class="memitem">
4815
<div class="memproto">
4816
<table class="memname">
4817
<tbody><tr>
4818
<td class="memname">void snd_ctl_elem_info_set_interface </td>
4819
<td>(</td>
4820
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4821
<td class="paramname"> <em>obj</em>, </td>
4822
</tr>
4823
<tr>
4824
<td class="paramkey"><br>
4825
</td>
4826
<td><br>
4827
</td>
4828
<td class="paramtype"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td>
4829
<td class="paramname"> <em>val</em></td><td> </td>
4830
</tr>
4831
<tr>
4832
<td><br>
4833
</td>
4834
<td>)</td>
4835
<td><br>
4836
</td><td><br>
4837
</td><td width="100%"><br>
4838
</td>
4839
</tr>
4840
</tbody></table>
4841
</div>
4842
<div class="memdoc">
4843
4844
<p>
4845
Set interface part of CTL element identifier of a CTL element id/info.
4846
</p><p>
4847
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4848
<table border="0" cellpadding="0" cellspacing="2">
4849
<tbody><tr><td valign="top"><br>
4850
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4851
<tr><td valign="top"><br>
4852
</td><td valign="top"><em>val</em> </td><td>interface part of element identifier </td></tr>
4853
</tbody></table>
4854
</dd></dl>
4855
4856
</div>
4857
</div><p>
4858
<a class="anchor" name="g54369047c806dae237395725196d6dcd"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_set_item" ref="g54369047c806dae237395725196d6dcd" args="(snd_ctl_elem_info_t *obj, unsigned int val)" -->
4859
</p><div class="memitem">
4860
<div class="memproto">
4861
<table class="memname">
4862
<tbody><tr>
4863
<td class="memname">void snd_ctl_elem_info_set_item </td>
4864
<td>(</td>
4865
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4866
<td class="paramname"> <em>obj</em>, </td>
4867
</tr>
4868
<tr>
4869
<td class="paramkey"><br>
4870
</td>
4871
<td><br>
4872
</td>
4873
<td class="paramtype">unsigned int </td>
4874
<td class="paramname"> <em>val</em></td><td> </td>
4875
</tr>
4876
<tr>
4877
<td><br>
4878
</td>
4879
<td>)</td>
4880
<td><br>
4881
</td><td><br>
4882
</td><td width="100%"><br>
4883
</td>
4884
</tr>
4885
</tbody></table>
4886
</div>
4887
<div class="memdoc">
4888
4889
<p>
4890
Select item in a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/info.
4891
</p><p>
4892
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4893
<table border="0" cellpadding="0" cellspacing="2">
4894
<tbody><tr><td valign="top"><br>
4895
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4896
<tr><td valign="top"><br>
4897
</td><td valign="top"><em>val</em> </td><td>item number </td></tr>
4898
</tbody></table>
4899
</dd></dl>
4900
4901
</div>
4902
</div><p>
4903
<a class="anchor" name="g9243bf1caad6ef2dd8bf831a672a08fe"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_set_name" ref="g9243bf1caad6ef2dd8bf831a672a08fe" args="(snd_ctl_elem_info_t *obj, const char *val)" -->
4904
</p><div class="memitem">
4905
<div class="memproto">
4906
<table class="memname">
4907
<tbody><tr>
4908
<td class="memname">void snd_ctl_elem_info_set_name </td>
4909
<td>(</td>
4910
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4911
<td class="paramname"> <em>obj</em>, </td>
4912
</tr>
4913
<tr>
4914
<td class="paramkey"><br>
4915
</td>
4916
<td><br>
4917
</td>
4918
<td class="paramtype">const char * </td>
4919
<td class="paramname"> <em>val</em></td><td> </td>
4920
</tr>
4921
<tr>
4922
<td><br>
4923
</td>
4924
<td>)</td>
4925
<td><br>
4926
</td><td><br>
4927
</td><td width="100%"><br>
4928
</td>
4929
</tr>
4930
</tbody></table>
4931
</div>
4932
<div class="memdoc">
4933
4934
<p>
4935
Set name part of CTL element identifier of a CTL element id/info.
4936
</p><p>
4937
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4938
<table border="0" cellpadding="0" cellspacing="2">
4939
<tbody><tr><td valign="top"><br>
4940
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4941
<tr><td valign="top"><br>
4942
</td><td valign="top"><em>val</em> </td><td>name part of element identifier </td></tr>
4943
</tbody></table>
4944
</dd></dl>
4945
4946
</div>
4947
</div><p>
4948
<a class="anchor" name="g78d6a6394a153ddf91e26aba4d75794c"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_set_numid" ref="g78d6a6394a153ddf91e26aba4d75794c" args="(snd_ctl_elem_info_t *obj, unsigned int val)" -->
4949
</p><div class="memitem">
4950
<div class="memproto">
4951
<table class="memname">
4952
<tbody><tr>
4953
<td class="memname">void snd_ctl_elem_info_set_numid </td>
4954
<td>(</td>
4955
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
4956
<td class="paramname"> <em>obj</em>, </td>
4957
</tr>
4958
<tr>
4959
<td class="paramkey"><br>
4960
</td>
4961
<td><br>
4962
</td>
4963
<td class="paramtype">unsigned int </td>
4964
<td class="paramname"> <em>val</em></td><td> </td>
4965
</tr>
4966
<tr>
4967
<td><br>
4968
</td>
4969
<td>)</td>
4970
<td><br>
4971
</td><td><br>
4972
</td><td width="100%"><br>
4973
</td>
4974
</tr>
4975
</tbody></table>
4976
</div>
4977
<div class="memdoc">
4978
4979
<p>
4980
Set element numeric identifier of a CTL element id/info.
4981
</p><p>
4982
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
4983
<table border="0" cellpadding="0" cellspacing="2">
4984
<tbody><tr><td valign="top"><br>
4985
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
4986
<tr><td valign="top"><br>
4987
</td><td valign="top"><em>val</em> </td><td>element numeric identifier </td></tr>
4988
</tbody></table>
4989
</dd></dl>
4990
4991
</div>
4992
</div><p>
4993
<a class="anchor" name="g68806fadd7fb644c6dab5c08e99a6d0d"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_set_subdevice" ref="g68806fadd7fb644c6dab5c08e99a6d0d" args="(snd_ctl_elem_info_t *obj, unsigned int val)" -->
4994
</p><div class="memitem">
4995
<div class="memproto">
4996
<table class="memname">
4997
<tbody><tr>
4998
<td class="memname">void snd_ctl_elem_info_set_subdevice </td>
4999
<td>(</td>
5000
<td class="paramtype"><a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a> * </td>
5001
<td class="paramname"> <em>obj</em>, </td>
5002
</tr>
5003
<tr>
5004
<td class="paramkey"><br>
5005
</td>
5006
<td><br>
5007
</td>
5008
<td class="paramtype">unsigned int </td>
5009
<td class="paramname"> <em>val</em></td><td> </td>
5010
</tr>
5011
<tr>
5012
<td><br>
5013
</td>
5014
<td>)</td>
5015
<td><br>
5016
</td><td><br>
5017
</td><td width="100%"><br>
5018
</td>
5019
</tr>
5020
</tbody></table>
5021
</div>
5022
<div class="memdoc">
5023
5024
<p>
5025
Set subdevice part of CTL element identifier of a CTL element id/info.
5026
</p><p>
5027
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5028
<table border="0" cellpadding="0" cellspacing="2">
5029
<tbody><tr><td valign="top"><br>
5030
</td><td valign="top"><em>obj</em> </td><td>CTL element id/info </td></tr>
5031
<tr><td valign="top"><br>
5032
</td><td valign="top"><em>val</em> </td><td>subdevice part of element identifier </td></tr>
5033
</tbody></table>
5034
</dd></dl>
5035
5036
</div>
5037
</div><p>
5038
<a class="anchor" name="gf578c56fe5377697876bf3ef878e1de8"></a><!-- doxytag: member="control.h::snd_ctl_elem_info_sizeof" ref="gf578c56fe5377697876bf3ef878e1de8" args="(void)" -->
5039
</p><div class="memitem">
5040
<div class="memproto">
5041
<table class="memname">
5042
<tbody><tr>
5043
<td class="memname">size_t snd_ctl_elem_info_sizeof </td>
5044
<td>(</td>
5045
<td class="paramtype">void </td>
5046
<td class="paramname"> <br>
5047
</td>
5048
<td> ) </td>
5049
<td width="100%"><br>
5050
</td>
5051
</tr>
5052
</tbody></table>
5053
</div>
5054
<div class="memdoc">
5055
5056
<p>
5057
get size of <a class="el" href="group___control.html#g193d353c937d7b639784d4cd7c7005d7">snd_ctl_elem_info_t</a>
5058
</p><p>
5059
</p><dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>size in bytes </dd></dl>
5060
5061
</div>
5062
</div><p>
5063
<a class="anchor" name="gb14bf34589c8e1c2547e3112f0739f4e"></a><!-- doxytag: member="control.h::snd_ctl_elem_list" ref="gb14bf34589c8e1c2547e3112f0739f4e" args="(snd_ctl_t *ctl, snd_ctl_elem_list_t *list)" -->
5064
</p><div class="memitem">
5065
<div class="memproto">
5066
<table class="memname">
5067
<tbody><tr>
5068
<td class="memname">int snd_ctl_elem_list </td>
5069
<td>(</td>
5070
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
5071
<td class="paramname"> <em>ctl</em>, </td>
5072
</tr>
5073
<tr>
5074
<td class="paramkey"><br>
5075
</td>
5076
<td><br>
5077
</td>
5078
<td class="paramtype"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5079
<td class="paramname"> <em>list</em></td><td> </td>
5080
</tr>
5081
<tr>
5082
<td><br>
5083
</td>
5084
<td>)</td>
5085
<td><br>
5086
</td><td><br>
5087
</td><td width="100%"><br>
5088
</td>
5089
</tr>
5090
</tbody></table>
5091
</div>
5092
<div class="memdoc">
5093
5094
<p>
5095
Get a list of element identifiers.
5096
</p><p>
5097
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5098
<table border="0" cellpadding="0" cellspacing="2">
5099
<tbody><tr><td valign="top"><br>
5100
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
5101
<tr><td valign="top"><br>
5102
</td><td valign="top"><em>list</em> </td><td>CTL element identifiers list pointer </td></tr>
5103
</tbody></table>
5104
</dd></dl>
5105
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
5106
5107
</div>
5108
</div><p>
5109
<a class="anchor" name="g62dcadc682522fe0a9df391a9d16be31"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_alloc_space" ref="g62dcadc682522fe0a9df391a9d16be31" args="(snd_ctl_elem_list_t *obj, unsigned int entries)" -->
5110
</p><div class="memitem">
5111
<div class="memproto">
5112
<table class="memname">
5113
<tbody><tr>
5114
<td class="memname">int snd_ctl_elem_list_alloc_space </td>
5115
<td>(</td>
5116
<td class="paramtype"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5117
<td class="paramname"> <em>obj</em>, </td>
5118
</tr>
5119
<tr>
5120
<td class="paramkey"><br>
5121
</td>
5122
<td><br>
5123
</td>
5124
<td class="paramtype">unsigned int </td>
5125
<td class="paramname"> <em>entries</em></td><td> </td>
5126
</tr>
5127
<tr>
5128
<td><br>
5129
</td>
5130
<td>)</td>
5131
<td><br>
5132
</td><td><br>
5133
</td><td width="100%"><br>
5134
</td>
5135
</tr>
5136
</tbody></table>
5137
</div>
5138
<div class="memdoc">
5139
5140
<p>
5141
allocate space for CTL element identifiers list
5142
</p><p>
5143
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5144
<table border="0" cellpadding="0" cellspacing="2">
5145
<tbody><tr><td valign="top"><br>
5146
</td><td valign="top"><em>obj</em> </td><td>CTL element identifiers list </td></tr>
5147
<tr><td valign="top"><br>
5148
</td><td valign="top"><em>entries</em> </td><td>Entries to allocate </td></tr>
5149
</tbody></table>
5150
</dd></dl>
5151
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
5152
5153
</div>
5154
</div><p>
5155
<a class="anchor" name="gb85c4c39e5b95cb8358655d966f40f51"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_clear" ref="gb85c4c39e5b95cb8358655d966f40f51" args="(snd_ctl_elem_list_t *obj)" -->
5156
</p><div class="memitem">
5157
<div class="memproto">
5158
<table class="memname">
5159
<tbody><tr>
5160
<td class="memname">void snd_ctl_elem_list_clear </td>
5161
<td>(</td>
5162
<td class="paramtype"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5163
<td class="paramname"> <em>obj</em> </td>
5164
<td> ) </td>
5165
<td width="100%"><br>
5166
</td>
5167
</tr>
5168
</tbody></table>
5169
</div>
5170
<div class="memdoc">
5171
5172
<p>
5173
clear given <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> object
5174
</p><p>
5175
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5176
<table border="0" cellpadding="0" cellspacing="2">
5177
<tbody><tr><td valign="top"><br>
5178
</td><td valign="top"><em>obj</em> </td><td>pointer to object to clear </td></tr>
5179
</tbody></table>
5180
</dd></dl>
5181
5182
</div>
5183
</div><p>
5184
<a class="anchor" name="ged5541ef8959060a80c7f332935018f5"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_copy" ref="ged5541ef8959060a80c7f332935018f5" args="(snd_ctl_elem_list_t *dst, const snd_ctl_elem_list_t *src)" -->
5185
</p><div class="memitem">
5186
<div class="memproto">
5187
<table class="memname">
5188
<tbody><tr>
5189
<td class="memname">void snd_ctl_elem_list_copy </td>
5190
<td>(</td>
5191
<td class="paramtype"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5192
<td class="paramname"> <em>dst</em>, </td>
5193
</tr>
5194
<tr>
5195
<td class="paramkey"><br>
5196
</td>
5197
<td><br>
5198
</td>
5199
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5200
<td class="paramname"> <em>src</em></td><td> </td>
5201
</tr>
5202
<tr>
5203
<td><br>
5204
</td>
5205
<td>)</td>
5206
<td><br>
5207
</td><td><br>
5208
</td><td width="100%"><br>
5209
</td>
5210
</tr>
5211
</tbody></table>
5212
</div>
5213
<div class="memdoc">
5214
5215
<p>
5216
copy one <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> to another
5217
</p><p>
5218
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5219
<table border="0" cellpadding="0" cellspacing="2">
5220
<tbody><tr><td valign="top"><br>
5221
</td><td valign="top"><em>dst</em> </td><td>pointer to destination </td></tr>
5222
<tr><td valign="top"><br>
5223
</td><td valign="top"><em>src</em> </td><td>pointer to source </td></tr>
5224
</tbody></table>
5225
</dd></dl>
5226
5227
</div>
5228
</div><p>
5229
<a class="anchor" name="g4abd8a2a8598d862e949e9b7d8652771"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_free" ref="g4abd8a2a8598d862e949e9b7d8652771" args="(snd_ctl_elem_list_t *obj)" -->
5230
</p><div class="memitem">
5231
<div class="memproto">
5232
<table class="memname">
5233
<tbody><tr>
5234
<td class="memname">void snd_ctl_elem_list_free </td>
5235
<td>(</td>
5236
<td class="paramtype"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5237
<td class="paramname"> <em>obj</em> </td>
5238
<td> ) </td>
5239
<td width="100%"><br>
5240
</td>
5241
</tr>
5242
</tbody></table>
5243
</div>
5244
<div class="memdoc">
5245
5246
<p>
5247
frees a previously allocated <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a>
5248
</p><p>
5249
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5250
<table border="0" cellpadding="0" cellspacing="2">
5251
<tbody><tr><td valign="top"><br>
5252
</td><td valign="top"><em>obj</em> </td><td>pointer to object to free </td></tr>
5253
</tbody></table>
5254
</dd></dl>
5255
5256
</div>
5257
</div><p>
5258
<a class="anchor" name="g08ddf515cd58c061134f47ad0801f372"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_free_space" ref="g08ddf515cd58c061134f47ad0801f372" args="(snd_ctl_elem_list_t *obj)" -->
5259
</p><div class="memitem">
5260
<div class="memproto">
5261
<table class="memname">
5262
<tbody><tr>
5263
<td class="memname">void snd_ctl_elem_list_free_space </td>
5264
<td>(</td>
5265
<td class="paramtype"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5266
<td class="paramname"> <em>obj</em> </td>
5267
<td> ) </td>
5268
<td width="100%"><br>
5269
</td>
5270
</tr>
5271
</tbody></table>
5272
</div>
5273
<div class="memdoc">
5274
5275
<p>
5276
free previously allocated space for CTL element identifiers list
5277
</p><p>
5278
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5279
<table border="0" cellpadding="0" cellspacing="2">
5280
<tbody><tr><td valign="top"><br>
5281
</td><td valign="top"><em>obj</em> </td><td>CTL element identifiers list </td></tr>
5282
</tbody></table>
5283
</dd></dl>
5284
5285
</div>
5286
</div><p>
5287
<a class="anchor" name="gb2a1800d4b52662368f7bf70d1a4e8ec"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_count" ref="gb2a1800d4b52662368f7bf70d1a4e8ec" args="(const snd_ctl_elem_list_t *obj)" -->
5288
</p><div class="memitem">
5289
<div class="memproto">
5290
<table class="memname">
5291
<tbody><tr>
5292
<td class="memname">unsigned int snd_ctl_elem_list_get_count </td>
5293
<td>(</td>
5294
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5295
<td class="paramname"> <em>obj</em> </td>
5296
<td> ) </td>
5297
<td width="100%"><br>
5298
</td>
5299
</tr>
5300
</tbody></table>
5301
</div>
5302
<div class="memdoc">
5303
5304
<p>
5305
Get total count of elements present in CTL device (information present in every filled CTL element identifiers list).
5306
</p><p>
5307
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5308
<table border="0" cellpadding="0" cellspacing="2">
5309
<tbody><tr><td valign="top"><br>
5310
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5311
</tbody></table>
5312
</dd></dl>
5313
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>total number of elements </dd></dl>
5314
5315
</div>
5316
</div><p>
5317
<a class="anchor" name="gc1f4935e0dba778e6a4a073bcee0f8a6"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_device" ref="gc1f4935e0dba778e6a4a073bcee0f8a6" args="(const snd_ctl_elem_list_t *obj, unsigned int idx)" -->
5318
</p><div class="memitem">
5319
<div class="memproto">
5320
<table class="memname">
5321
<tbody><tr>
5322
<td class="memname">unsigned int snd_ctl_elem_list_get_device </td>
5323
<td>(</td>
5324
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5325
<td class="paramname"> <em>obj</em>, </td>
5326
</tr>
5327
<tr>
5328
<td class="paramkey"><br>
5329
</td>
5330
<td><br>
5331
</td>
5332
<td class="paramtype">unsigned int </td>
5333
<td class="paramname"> <em>idx</em></td><td> </td>
5334
</tr>
5335
<tr>
5336
<td><br>
5337
</td>
5338
<td>)</td>
5339
<td><br>
5340
</td><td><br>
5341
</td><td width="100%"><br>
5342
</td>
5343
</tr>
5344
</tbody></table>
5345
</div>
5346
<div class="memdoc">
5347
5348
<p>
5349
Get device part of CTL element identifier for an entry of a CTL element identifiers list.
5350
</p><p>
5351
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5352
<table border="0" cellpadding="0" cellspacing="2">
5353
<tbody><tr><td valign="top"><br>
5354
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5355
<tr><td valign="top"><br>
5356
</td><td valign="top"><em>idx</em> </td><td>Index of entry </td></tr>
5357
</tbody></table>
5358
</dd></dl>
5359
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element related device </dd></dl>
5360
5361
</div>
5362
</div><p>
5363
<a class="anchor" name="g723482a685d05910fc56db5177575ce0"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_id" ref="g723482a685d05910fc56db5177575ce0" args="(const snd_ctl_elem_list_t *obj, unsigned int idx, snd_ctl_elem_id_t *ptr)" -->
5364
</p><div class="memitem">
5365
<div class="memproto">
5366
<table class="memname">
5367
<tbody><tr>
5368
<td class="memname">void snd_ctl_elem_list_get_id </td>
5369
<td>(</td>
5370
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5371
<td class="paramname"> <em>obj</em>, </td>
5372
</tr>
5373
<tr>
5374
<td class="paramkey"><br>
5375
</td>
5376
<td><br>
5377
</td>
5378
<td class="paramtype">unsigned int </td>
5379
<td class="paramname"> <em>idx</em>, </td>
5380
</tr>
5381
<tr>
5382
<td class="paramkey"><br>
5383
</td>
5384
<td><br>
5385
</td>
5386
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
5387
<td class="paramname"> <em>ptr</em></td><td> </td>
5388
</tr>
5389
<tr>
5390
<td><br>
5391
</td>
5392
<td>)</td>
5393
<td><br>
5394
</td><td><br>
5395
</td><td width="100%"><br>
5396
</td>
5397
</tr>
5398
</tbody></table>
5399
</div>
5400
<div class="memdoc">
5401
5402
<p>
5403
Get CTL element identifier for an entry of a CTL element identifiers list.
5404
</p><p>
5405
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5406
<table border="0" cellpadding="0" cellspacing="2">
5407
<tbody><tr><td valign="top"><br>
5408
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5409
<tr><td valign="top"><br>
5410
</td><td valign="top"><em>idx</em> </td><td>Index of entry </td></tr>
5411
<tr><td valign="top"><br>
5412
</td><td valign="top"><em>ptr</em> </td><td>Pointer to returned CTL element identifier </td></tr>
5413
</tbody></table>
5414
</dd></dl>
5415
5416
</div>
5417
</div><p>
5418
<a class="anchor" name="g0cc0fb01308e30b927f1c46372dadcf5"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_index" ref="g0cc0fb01308e30b927f1c46372dadcf5" args="(const snd_ctl_elem_list_t *obj, unsigned int idx)" -->
5419
</p><div class="memitem">
5420
<div class="memproto">
5421
<table class="memname">
5422
<tbody><tr>
5423
<td class="memname">unsigned int snd_ctl_elem_list_get_index </td>
5424
<td>(</td>
5425
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5426
<td class="paramname"> <em>obj</em>, </td>
5427
</tr>
5428
<tr>
5429
<td class="paramkey"><br>
5430
</td>
5431
<td><br>
5432
</td>
5433
<td class="paramtype">unsigned int </td>
5434
<td class="paramname"> <em>idx</em></td><td> </td>
5435
</tr>
5436
<tr>
5437
<td><br>
5438
</td>
5439
<td>)</td>
5440
<td><br>
5441
</td><td><br>
5442
</td><td width="100%"><br>
5443
</td>
5444
</tr>
5445
</tbody></table>
5446
</div>
5447
<div class="memdoc">
5448
5449
<p>
5450
Get index part of CTL element identifier for an entry of a CTL element identifiers list.
5451
</p><p>
5452
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5453
<table border="0" cellpadding="0" cellspacing="2">
5454
<tbody><tr><td valign="top"><br>
5455
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5456
<tr><td valign="top"><br>
5457
</td><td valign="top"><em>idx</em> </td><td>Index of entry </td></tr>
5458
</tbody></table>
5459
</dd></dl>
5460
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element index </dd></dl>
5461
5462
</div>
5463
</div><p>
5464
<a class="anchor" name="g5bdb5d78604d28a8c3fd49e51ac5fb9a"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_interface" ref="g5bdb5d78604d28a8c3fd49e51ac5fb9a" args="(const snd_ctl_elem_list_t *obj, unsigned int idx)" -->
5465
</p><div class="memitem">
5466
<div class="memproto">
5467
<table class="memname">
5468
<tbody><tr>
5469
<td class="memname"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> snd_ctl_elem_list_get_interface </td>
5470
<td>(</td>
5471
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5472
<td class="paramname"> <em>obj</em>, </td>
5473
</tr>
5474
<tr>
5475
<td class="paramkey"><br>
5476
</td>
5477
<td><br>
5478
</td>
5479
<td class="paramtype">unsigned int </td>
5480
<td class="paramname"> <em>idx</em></td><td> </td>
5481
</tr>
5482
<tr>
5483
<td><br>
5484
</td>
5485
<td>)</td>
5486
<td><br>
5487
</td><td><br>
5488
</td><td width="100%"><br>
5489
</td>
5490
</tr>
5491
</tbody></table>
5492
</div>
5493
<div class="memdoc">
5494
5495
<p>
5496
Get interface part of CTL element identifier for an entry of a CTL element identifiers list.
5497
</p><p>
5498
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5499
<table border="0" cellpadding="0" cellspacing="2">
5500
<tbody><tr><td valign="top"><br>
5501
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5502
<tr><td valign="top"><br>
5503
</td><td valign="top"><em>idx</em> </td><td>Index of entry </td></tr>
5504
</tbody></table>
5505
</dd></dl>
5506
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element related interface </dd></dl>
5507
5508
</div>
5509
</div><p>
5510
<a class="anchor" name="g90b3e2fb36663a669882cd5fe952d3a2"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_name" ref="g90b3e2fb36663a669882cd5fe952d3a2" args="(const snd_ctl_elem_list_t *obj, unsigned int idx)" -->
5511
</p><div class="memitem">
5512
<div class="memproto">
5513
<table class="memname">
5514
<tbody><tr>
5515
<td class="memname">const char* snd_ctl_elem_list_get_name </td>
5516
<td>(</td>
5517
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5518
<td class="paramname"> <em>obj</em>, </td>
5519
</tr>
5520
<tr>
5521
<td class="paramkey"><br>
5522
</td>
5523
<td><br>
5524
</td>
5525
<td class="paramtype">unsigned int </td>
5526
<td class="paramname"> <em>idx</em></td><td> </td>
5527
</tr>
5528
<tr>
5529
<td><br>
5530
</td>
5531
<td>)</td>
5532
<td><br>
5533
</td><td><br>
5534
</td><td width="100%"><br>
5535
</td>
5536
</tr>
5537
</tbody></table>
5538
</div>
5539
<div class="memdoc">
5540
5541
<p>
5542
Get name part of CTL element identifier for an entry of a CTL element identifiers list.
5543
</p><p>
5544
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5545
<table border="0" cellpadding="0" cellspacing="2">
5546
<tbody><tr><td valign="top"><br>
5547
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5548
<tr><td valign="top"><br>
5549
</td><td valign="top"><em>idx</em> </td><td>Index of entry </td></tr>
5550
</tbody></table>
5551
</dd></dl>
5552
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element name </dd></dl>
5553
5554
</div>
5555
</div><p>
5556
<a class="anchor" name="gf1bb4562e0df64fc33408acd0f9310a5"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_numid" ref="gf1bb4562e0df64fc33408acd0f9310a5" args="(const snd_ctl_elem_list_t *obj, unsigned int idx)" -->
5557
</p><div class="memitem">
5558
<div class="memproto">
5559
<table class="memname">
5560
<tbody><tr>
5561
<td class="memname">unsigned int snd_ctl_elem_list_get_numid </td>
5562
<td>(</td>
5563
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5564
<td class="paramname"> <em>obj</em>, </td>
5565
</tr>
5566
<tr>
5567
<td class="paramkey"><br>
5568
</td>
5569
<td><br>
5570
</td>
5571
<td class="paramtype">unsigned int </td>
5572
<td class="paramname"> <em>idx</em></td><td> </td>
5573
</tr>
5574
<tr>
5575
<td><br>
5576
</td>
5577
<td>)</td>
5578
<td><br>
5579
</td><td><br>
5580
</td><td width="100%"><br>
5581
</td>
5582
</tr>
5583
</tbody></table>
5584
</div>
5585
<div class="memdoc">
5586
5587
<p>
5588
Get CTL element numeric identifier for an entry of a CTL element identifiers list.
5589
</p><p>
5590
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5591
<table border="0" cellpadding="0" cellspacing="2">
5592
<tbody><tr><td valign="top"><br>
5593
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5594
<tr><td valign="top"><br>
5595
</td><td valign="top"><em>idx</em> </td><td>Index of entry </td></tr>
5596
</tbody></table>
5597
</dd></dl>
5598
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element numeric identifier </dd></dl>
5599
5600
</div>
5601
</div><p>
5602
<a class="anchor" name="g7bea82d42eca53b3c08e793d8b95e200"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_subdevice" ref="g7bea82d42eca53b3c08e793d8b95e200" args="(const snd_ctl_elem_list_t *obj, unsigned int idx)" -->
5603
</p><div class="memitem">
5604
<div class="memproto">
5605
<table class="memname">
5606
<tbody><tr>
5607
<td class="memname">unsigned int snd_ctl_elem_list_get_subdevice </td>
5608
<td>(</td>
5609
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5610
<td class="paramname"> <em>obj</em>, </td>
5611
</tr>
5612
<tr>
5613
<td class="paramkey"><br>
5614
</td>
5615
<td><br>
5616
</td>
5617
<td class="paramtype">unsigned int </td>
5618
<td class="paramname"> <em>idx</em></td><td> </td>
5619
</tr>
5620
<tr>
5621
<td><br>
5622
</td>
5623
<td>)</td>
5624
<td><br>
5625
</td><td><br>
5626
</td><td width="100%"><br>
5627
</td>
5628
</tr>
5629
</tbody></table>
5630
</div>
5631
<div class="memdoc">
5632
5633
<p>
5634
Get subdevice part of CTL element identifier for an entry of a CTL element identifiers list.
5635
</p><p>
5636
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5637
<table border="0" cellpadding="0" cellspacing="2">
5638
<tbody><tr><td valign="top"><br>
5639
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5640
<tr><td valign="top"><br>
5641
</td><td valign="top"><em>idx</em> </td><td>Index of entry </td></tr>
5642
</tbody></table>
5643
</dd></dl>
5644
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL element related subdevice </dd></dl>
5645
5646
</div>
5647
</div><p>
5648
<a class="anchor" name="g2c20cf5aeb3a7bb78d8a54e331b800af"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_get_used" ref="g2c20cf5aeb3a7bb78d8a54e331b800af" args="(const snd_ctl_elem_list_t *obj)" -->
5649
</p><div class="memitem">
5650
<div class="memproto">
5651
<table class="memname">
5652
<tbody><tr>
5653
<td class="memname">unsigned int snd_ctl_elem_list_get_used </td>
5654
<td>(</td>
5655
<td class="paramtype">const <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5656
<td class="paramname"> <em>obj</em> </td>
5657
<td> ) </td>
5658
<td width="100%"><br>
5659
</td>
5660
</tr>
5661
</tbody></table>
5662
</div>
5663
<div class="memdoc">
5664
5665
<p>
5666
Get number of used entries in CTL element identifiers list.
5667
</p><p>
5668
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5669
<table border="0" cellpadding="0" cellspacing="2">
5670
<tbody><tr><td valign="top"><br>
5671
</td><td valign="top"><em>obj</em> </td><td>CTL element identifier list </td></tr>
5672
</tbody></table>
5673
</dd></dl>
5674
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>number of used entries </dd></dl>
5675
5676
</div>
5677
</div><p>
5678
<a class="anchor" name="gf66ec5c0a0a974d6c90ca2c5d4a4783d"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_malloc" ref="gf66ec5c0a0a974d6c90ca2c5d4a4783d" args="(snd_ctl_elem_list_t **ptr)" -->
5679
</p><div class="memitem">
5680
<div class="memproto">
5681
<table class="memname">
5682
<tbody><tr>
5683
<td class="memname">int snd_ctl_elem_list_malloc </td>
5684
<td>(</td>
5685
<td class="paramtype"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> ** </td>
5686
<td class="paramname"> <em>ptr</em> </td>
5687
<td> ) </td>
5688
<td width="100%"><br>
5689
</td>
5690
</tr>
5691
</tbody></table>
5692
</div>
5693
<div class="memdoc">
5694
5695
<p>
5696
allocate an invalid <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> using standard malloc
5697
</p><p>
5698
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5699
<table border="0" cellpadding="0" cellspacing="2">
5700
<tbody><tr><td valign="top"><br>
5701
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
5702
</tbody></table>
5703
</dd></dl>
5704
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise negative error code </dd></dl>
5705
5706
</div>
5707
</div><p>
5708
<a class="anchor" name="gdfdcda25b3628ee82c1edf2a73b97a68"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_set_offset" ref="gdfdcda25b3628ee82c1edf2a73b97a68" args="(snd_ctl_elem_list_t *obj, unsigned int val)" -->
5709
</p><div class="memitem">
5710
<div class="memproto">
5711
<table class="memname">
5712
<tbody><tr>
5713
<td class="memname">void snd_ctl_elem_list_set_offset </td>
5714
<td>(</td>
5715
<td class="paramtype"><a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a> * </td>
5716
<td class="paramname"> <em>obj</em>, </td>
5717
</tr>
5718
<tr>
5719
<td class="paramkey"><br>
5720
</td>
5721
<td><br>
5722
</td>
5723
<td class="paramtype">unsigned int </td>
5724
<td class="paramname"> <em>val</em></td><td> </td>
5725
</tr>
5726
<tr>
5727
<td><br>
5728
</td>
5729
<td>)</td>
5730
<td><br>
5731
</td><td><br>
5732
</td><td width="100%"><br>
5733
</td>
5734
</tr>
5735
</tbody></table>
5736
</div>
5737
<div class="memdoc">
5738
5739
<p>
5740
Set index of first wanted CTL element identifier in a CTL element identifiers list.
5741
</p><p>
5742
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5743
<table border="0" cellpadding="0" cellspacing="2">
5744
<tbody><tr><td valign="top"><br>
5745
</td><td valign="top"><em>obj</em> </td><td>CTL element identifiers list </td></tr>
5746
<tr><td valign="top"><br>
5747
</td><td valign="top"><em>val</em> </td><td>index of CTL element to put at position 0 of list </td></tr>
5748
</tbody></table>
5749
</dd></dl>
5750
5751
</div>
5752
</div><p>
5753
<a class="anchor" name="g0eac744a630c8ab22a5773783a3b459a"></a><!-- doxytag: member="control.h::snd_ctl_elem_list_sizeof" ref="g0eac744a630c8ab22a5773783a3b459a" args="(void)" -->
5754
</p><div class="memitem">
5755
<div class="memproto">
5756
<table class="memname">
5757
<tbody><tr>
5758
<td class="memname">size_t snd_ctl_elem_list_sizeof </td>
5759
<td>(</td>
5760
<td class="paramtype">void </td>
5761
<td class="paramname"> <br>
5762
</td>
5763
<td> ) </td>
5764
<td width="100%"><br>
5765
</td>
5766
</tr>
5767
</tbody></table>
5768
</div>
5769
<div class="memdoc">
5770
5771
<p>
5772
get size of <a class="el" href="group___control.html#gd174599b3b161f363531def722fa72c9">snd_ctl_elem_list_t</a>
5773
</p><p>
5774
</p><dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>size in bytes </dd></dl>
5775
5776
</div>
5777
</div><p>
5778
<a class="anchor" name="gd6639e115668f3e0997be4ca55907455"></a><!-- doxytag: member="control.h::snd_ctl_elem_lock" ref="gd6639e115668f3e0997be4ca55907455" args="(snd_ctl_t *ctl, snd_ctl_elem_id_t *id)" -->
5779
</p><div class="memitem">
5780
<div class="memproto">
5781
<table class="memname">
5782
<tbody><tr>
5783
<td class="memname">int snd_ctl_elem_lock </td>
5784
<td>(</td>
5785
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
5786
<td class="paramname"> <em>ctl</em>, </td>
5787
</tr>
5788
<tr>
5789
<td class="paramkey"><br>
5790
</td>
5791
<td><br>
5792
</td>
5793
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
5794
<td class="paramname"> <em>id</em></td><td> </td>
5795
</tr>
5796
<tr>
5797
<td><br>
5798
</td>
5799
<td>)</td>
5800
<td><br>
5801
</td><td><br>
5802
</td><td width="100%"><br>
5803
</td>
5804
</tr>
5805
</tbody></table>
5806
</div>
5807
<div class="memdoc">
5808
5809
<p>
5810
Lock CTL element.
5811
</p><p>
5812
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5813
<table border="0" cellpadding="0" cellspacing="2">
5814
<tbody><tr><td valign="top"><br>
5815
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
5816
<tr><td valign="top"><br>
5817
</td><td valign="top"><em>id</em> </td><td>CTL element id pointer </td></tr>
5818
</tbody></table>
5819
</dd></dl>
5820
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
5821
5822
</div>
5823
</div><p>
5824
<a class="anchor" name="gd53942fd55e23563583b4cb0baf4ae98"></a><!-- doxytag: member="control.h::snd_ctl_elem_read" ref="gd53942fd55e23563583b4cb0baf4ae98" args="(snd_ctl_t *ctl, snd_ctl_elem_value_t *value)" -->
5825
</p><div class="memitem">
5826
<div class="memproto">
5827
<table class="memname">
5828
<tbody><tr>
5829
<td class="memname">int snd_ctl_elem_read </td>
5830
<td>(</td>
5831
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
5832
<td class="paramname"> <em>ctl</em>, </td>
5833
</tr>
5834
<tr>
5835
<td class="paramkey"><br>
5836
</td>
5837
<td><br>
5838
</td>
5839
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
5840
<td class="paramname"> <em>control</em></td><td> </td>
5841
</tr>
5842
<tr>
5843
<td><br>
5844
</td>
5845
<td>)</td>
5846
<td><br>
5847
</td><td><br>
5848
</td><td width="100%"><br>
5849
</td>
5850
</tr>
5851
</tbody></table>
5852
</div>
5853
<div class="memdoc">
5854
5855
<p>
5856
Get CTL element value.
5857
</p><p>
5858
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5859
<table border="0" cellpadding="0" cellspacing="2">
5860
<tbody><tr><td valign="top"><br>
5861
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
5862
<tr><td valign="top"><br>
5863
</td><td valign="top"><em>control</em> </td><td>CTL element id/value pointer </td></tr>
5864
</tbody></table>
5865
</dd></dl>
5866
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
5867
5868
</div>
5869
</div><p>
5870
<a class="anchor" name="gbc54492bb9ccdf83f7219747d2d9d04b"></a><!-- doxytag: member="control.h::snd_ctl_elem_remove" ref="gbc54492bb9ccdf83f7219747d2d9d04b" args="(snd_ctl_t *ctl, snd_ctl_elem_id_t *id)" -->
5871
</p><div class="memitem">
5872
<div class="memproto">
5873
<table class="memname">
5874
<tbody><tr>
5875
<td class="memname">int snd_ctl_elem_remove </td>
5876
<td>(</td>
5877
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
5878
<td class="paramname"> <em>ctl</em>, </td>
5879
</tr>
5880
<tr>
5881
<td class="paramkey"><br>
5882
</td>
5883
<td><br>
5884
</td>
5885
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
5886
<td class="paramname"> <em>id</em></td><td> </td>
5887
</tr>
5888
<tr>
5889
<td><br>
5890
</td>
5891
<td>)</td>
5892
<td><br>
5893
</td><td><br>
5894
</td><td width="100%"><br>
5895
</td>
5896
</tr>
5897
</tbody></table>
5898
</div>
5899
<div class="memdoc">
5900
5901
<p>
5902
Remove an user CTL element.
5903
</p><p>
5904
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5905
<table border="0" cellpadding="0" cellspacing="2">
5906
<tbody><tr><td valign="top"><br>
5907
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
5908
<tr><td valign="top"><br>
5909
</td><td valign="top"><em>id</em> </td><td>CTL element identification </td></tr>
5910
</tbody></table>
5911
</dd></dl>
5912
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
5913
5914
</div>
5915
</div><p>
5916
<a class="anchor" name="g3b667e7979680cd2cf25ba498e538601"></a><!-- doxytag: member="control.h::snd_ctl_elem_set_bytes" ref="g3b667e7979680cd2cf25ba498e538601" args="(snd_ctl_elem_value_t *obj, void *data, size_t size)" -->
5917
</p><div class="memitem">
5918
<div class="memproto">
5919
<table class="memname">
5920
<tbody><tr>
5921
<td class="memname">void snd_ctl_elem_set_bytes </td>
5922
<td>(</td>
5923
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
5924
<td class="paramname"> <em>obj</em>, </td>
5925
</tr>
5926
<tr>
5927
<td class="paramkey"><br>
5928
</td>
5929
<td><br>
5930
</td>
5931
<td class="paramtype">void * </td>
5932
<td class="paramname"> <em>data</em>, </td>
5933
</tr>
5934
<tr>
5935
<td class="paramkey"><br>
5936
</td>
5937
<td><br>
5938
</td>
5939
<td class="paramtype">size_t </td>
5940
<td class="paramname"> <em>size</em></td><td> </td>
5941
</tr>
5942
<tr>
5943
<td><br>
5944
</td>
5945
<td>)</td>
5946
<td><br>
5947
</td><td><br>
5948
</td><td width="100%"><br>
5949
</td>
5950
</tr>
5951
</tbody></table>
5952
</div>
5953
<div class="memdoc">
5954
5955
<p>
5956
Set CTL element <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a> value.
5957
</p><p>
5958
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
5959
<table border="0" cellpadding="0" cellspacing="2">
5960
<tbody><tr><td valign="top"><br>
5961
</td><td valign="top"><em>obj</em> </td><td>CTL handle </td></tr>
5962
<tr><td valign="top"><br>
5963
</td><td valign="top"><em>data</em> </td><td>Bytes value </td></tr>
5964
<tr><td valign="top"><br>
5965
</td><td valign="top"><em>size</em> </td><td>Size in bytes </td></tr>
5966
</tbody></table>
5967
</dd></dl>
5968
5969
</div>
5970
</div><p>
5971
<a class="anchor" name="g88aa8fb1cbb8778a8b6ddfabc54e9d23"></a><!-- doxytag: member="control.h::snd_ctl_elem_tlv_command" ref="g88aa8fb1cbb8778a8b6ddfabc54e9d23" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, const unsigned int *tlv)" -->
5972
</p><div class="memitem">
5973
<div class="memproto">
5974
<table class="memname">
5975
<tbody><tr>
5976
<td class="memname">int snd_ctl_elem_tlv_command </td>
5977
<td>(</td>
5978
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
5979
<td class="paramname"> <em>ctl</em>, </td>
5980
</tr>
5981
<tr>
5982
<td class="paramkey"><br>
5983
</td>
5984
<td><br>
5985
</td>
5986
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
5987
<td class="paramname"> <em>id</em>, </td>
5988
</tr>
5989
<tr>
5990
<td class="paramkey"><br>
5991
</td>
5992
<td><br>
5993
</td>
5994
<td class="paramtype">const unsigned int * </td>
5995
<td class="paramname"> <em>tlv</em></td><td> </td>
5996
</tr>
5997
<tr>
5998
<td><br>
5999
</td>
6000
<td>)</td>
6001
<td><br>
6002
</td><td><br>
6003
</td><td width="100%"><br>
6004
</td>
6005
</tr>
6006
</tbody></table>
6007
</div>
6008
<div class="memdoc">
6009
6010
<p>
6011
Process CTL element TLV command.
6012
</p><p>
6013
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6014
<table border="0" cellpadding="0" cellspacing="2">
6015
<tbody><tr><td valign="top"><br>
6016
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
6017
<tr><td valign="top"><br>
6018
</td><td valign="top"><em>id</em> </td><td>CTL element id pointer </td></tr>
6019
<tr><td valign="top"><br>
6020
</td><td valign="top"><em>tlv</em> </td><td>TLV array pointer to process </td></tr>
6021
</tbody></table>
6022
</dd></dl>
6023
<dl compact="compact"><dt><b>Return values:</b></dt><dd>
6024
<table border="0" cellpadding="0" cellspacing="2">
6025
<tbody><tr><td valign="top"><br>
6026
</td><td valign="top"><em>0</em> </td><td>on success </td></tr>
6027
<tr><td valign="top"><br>
6028
</td><td valign="top"><em>>0</em> </td><td>on success when value was changed </td></tr>
6029
<tr><td valign="top"><br>
6030
</td><td valign="top"><em><0</em> </td><td>a negative error code </td></tr>
6031
</tbody></table>
6032
</dd></dl>
6033
6034
</div>
6035
</div><p>
6036
<a class="anchor" name="g5693481d9abed8d22f6ee76c829da517"></a><!-- doxytag: member="control.h::snd_ctl_elem_tlv_read" ref="g5693481d9abed8d22f6ee76c829da517" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, unsigned int *tlv, unsigned int tlv_size)" -->
6037
</p><div class="memitem">
6038
<div class="memproto">
6039
<table class="memname">
6040
<tbody><tr>
6041
<td class="memname">int snd_ctl_elem_tlv_read </td>
6042
<td>(</td>
6043
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
6044
<td class="paramname"> <em>ctl</em>, </td>
6045
</tr>
6046
<tr>
6047
<td class="paramkey"><br>
6048
</td>
6049
<td><br>
6050
</td>
6051
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
6052
<td class="paramname"> <em>id</em>, </td>
6053
</tr>
6054
<tr>
6055
<td class="paramkey"><br>
6056
</td>
6057
<td><br>
6058
</td>
6059
<td class="paramtype">unsigned int * </td>
6060
<td class="paramname"> <em>tlv</em>, </td>
6061
</tr>
6062
<tr>
6063
<td class="paramkey"><br>
6064
</td>
6065
<td><br>
6066
</td>
6067
<td class="paramtype">unsigned int </td>
6068
<td class="paramname"> <em>tlv_size</em></td><td> </td>
6069
</tr>
6070
<tr>
6071
<td><br>
6072
</td>
6073
<td>)</td>
6074
<td><br>
6075
</td><td><br>
6076
</td><td width="100%"><br>
6077
</td>
6078
</tr>
6079
</tbody></table>
6080
</div>
6081
<div class="memdoc">
6082
6083
<p>
6084
Get CTL element TLV value.
6085
</p><p>
6086
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6087
<table border="0" cellpadding="0" cellspacing="2">
6088
<tbody><tr><td valign="top"><br>
6089
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
6090
<tr><td valign="top"><br>
6091
</td><td valign="top"><em>id</em> </td><td>CTL element id pointer </td></tr>
6092
<tr><td valign="top"><br>
6093
</td><td valign="top"><em>tlv</em> </td><td>TLV array pointer to store </td></tr>
6094
<tr><td valign="top"><br>
6095
</td><td valign="top"><em>tlv_size</em> </td><td>TLV array size in bytes </td></tr>
6096
</tbody></table>
6097
</dd></dl>
6098
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
6099
6100
</div>
6101
</div><p>
6102
<a class="anchor" name="g78a31d9ce13c55c6111a6d3ad111f6bc"></a><!-- doxytag: member="control.h::snd_ctl_elem_tlv_write" ref="g78a31d9ce13c55c6111a6d3ad111f6bc" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, const unsigned int *tlv)" -->
6103
</p><div class="memitem">
6104
<div class="memproto">
6105
<table class="memname">
6106
<tbody><tr>
6107
<td class="memname">int snd_ctl_elem_tlv_write </td>
6108
<td>(</td>
6109
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
6110
<td class="paramname"> <em>ctl</em>, </td>
6111
</tr>
6112
<tr>
6113
<td class="paramkey"><br>
6114
</td>
6115
<td><br>
6116
</td>
6117
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
6118
<td class="paramname"> <em>id</em>, </td>
6119
</tr>
6120
<tr>
6121
<td class="paramkey"><br>
6122
</td>
6123
<td><br>
6124
</td>
6125
<td class="paramtype">const unsigned int * </td>
6126
<td class="paramname"> <em>tlv</em></td><td> </td>
6127
</tr>
6128
<tr>
6129
<td><br>
6130
</td>
6131
<td>)</td>
6132
<td><br>
6133
</td><td><br>
6134
</td><td width="100%"><br>
6135
</td>
6136
</tr>
6137
</tbody></table>
6138
</div>
6139
<div class="memdoc">
6140
6141
<p>
6142
Set CTL element TLV value.
6143
</p><p>
6144
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6145
<table border="0" cellpadding="0" cellspacing="2">
6146
<tbody><tr><td valign="top"><br>
6147
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
6148
<tr><td valign="top"><br>
6149
</td><td valign="top"><em>id</em> </td><td>CTL element id pointer </td></tr>
6150
<tr><td valign="top"><br>
6151
</td><td valign="top"><em>tlv</em> </td><td>TLV array pointer to store </td></tr>
6152
</tbody></table>
6153
</dd></dl>
6154
<dl compact="compact"><dt><b>Return values:</b></dt><dd>
6155
<table border="0" cellpadding="0" cellspacing="2">
6156
<tbody><tr><td valign="top"><br>
6157
</td><td valign="top"><em>0</em> </td><td>on success </td></tr>
6158
<tr><td valign="top"><br>
6159
</td><td valign="top"><em>>0</em> </td><td>on success when value was changed </td></tr>
6160
<tr><td valign="top"><br>
6161
</td><td valign="top"><em><0</em> </td><td>a negative error code </td></tr>
6162
</tbody></table>
6163
</dd></dl>
6164
6165
</div>
6166
</div><p>
6167
<a class="anchor" name="g18120c9132a52422dc38f32d528e9db6"></a><!-- doxytag: member="control.h::snd_ctl_elem_type_name" ref="g18120c9132a52422dc38f32d528e9db6" args="(snd_ctl_elem_type_t type)" -->
6168
</p><div class="memitem">
6169
<div class="memproto">
6170
<table class="memname">
6171
<tbody><tr>
6172
<td class="memname">const char* snd_ctl_elem_type_name </td>
6173
<td>(</td>
6174
<td class="paramtype"><a class="el" href="group___control.html#g8b0f958478e42ae386d4812de9f557e8">snd_ctl_elem_type_t</a> </td>
6175
<td class="paramname"> <em>type</em> </td>
6176
<td> ) </td>
6177
<td width="100%"><br>
6178
</td>
6179
</tr>
6180
</tbody></table>
6181
</div>
6182
<div class="memdoc">
6183
6184
<p>
6185
get name of a CTL element type
6186
</p><p>
6187
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6188
<table border="0" cellpadding="0" cellspacing="2">
6189
<tbody><tr><td valign="top"><br>
6190
</td><td valign="top"><em>type</em> </td><td>CTL element type </td></tr>
6191
</tbody></table>
6192
</dd></dl>
6193
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>ascii name of CTL element type </dd></dl>
6194
6195
</div>
6196
</div><p>
6197
<a class="anchor" name="gd495fa1cab1f9ef349af50e72dbce4a1"></a><!-- doxytag: member="control.h::snd_ctl_elem_unlock" ref="gd495fa1cab1f9ef349af50e72dbce4a1" args="(snd_ctl_t *ctl, snd_ctl_elem_id_t *id)" -->
6198
</p><div class="memitem">
6199
<div class="memproto">
6200
<table class="memname">
6201
<tbody><tr>
6202
<td class="memname">int snd_ctl_elem_unlock </td>
6203
<td>(</td>
6204
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
6205
<td class="paramname"> <em>ctl</em>, </td>
6206
</tr>
6207
<tr>
6208
<td class="paramkey"><br>
6209
</td>
6210
<td><br>
6211
</td>
6212
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
6213
<td class="paramname"> <em>id</em></td><td> </td>
6214
</tr>
6215
<tr>
6216
<td><br>
6217
</td>
6218
<td>)</td>
6219
<td><br>
6220
</td><td><br>
6221
</td><td width="100%"><br>
6222
</td>
6223
</tr>
6224
</tbody></table>
6225
</div>
6226
<div class="memdoc">
6227
6228
<p>
6229
Unlock CTL element.
6230
</p><p>
6231
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6232
<table border="0" cellpadding="0" cellspacing="2">
6233
<tbody><tr><td valign="top"><br>
6234
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
6235
<tr><td valign="top"><br>
6236
</td><td valign="top"><em>id</em> </td><td>CTL element id pointer </td></tr>
6237
</tbody></table>
6238
</dd></dl>
6239
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
6240
6241
</div>
6242
</div><p>
6243
<a class="anchor" name="gc14397a7256beacdca2f41d8b1d09b92"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_clear" ref="gc14397a7256beacdca2f41d8b1d09b92" args="(snd_ctl_elem_value_t *obj)" -->
6244
</p><div class="memitem">
6245
<div class="memproto">
6246
<table class="memname">
6247
<tbody><tr>
6248
<td class="memname">void snd_ctl_elem_value_clear </td>
6249
<td>(</td>
6250
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6251
<td class="paramname"> <em>obj</em> </td>
6252
<td> ) </td>
6253
<td width="100%"><br>
6254
</td>
6255
</tr>
6256
</tbody></table>
6257
</div>
6258
<div class="memdoc">
6259
6260
<p>
6261
clear given <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> object
6262
</p><p>
6263
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6264
<table border="0" cellpadding="0" cellspacing="2">
6265
<tbody><tr><td valign="top"><br>
6266
</td><td valign="top"><em>obj</em> </td><td>pointer to object to clear </td></tr>
6267
</tbody></table>
6268
</dd></dl>
6269
6270
</div>
6271
</div><p>
6272
<a class="anchor" name="gae6101e5aa015ead7945609c55d96081"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_copy" ref="gae6101e5aa015ead7945609c55d96081" args="(snd_ctl_elem_value_t *dst, const snd_ctl_elem_value_t *src)" -->
6273
</p><div class="memitem">
6274
<div class="memproto">
6275
<table class="memname">
6276
<tbody><tr>
6277
<td class="memname">void snd_ctl_elem_value_copy </td>
6278
<td>(</td>
6279
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6280
<td class="paramname"> <em>dst</em>, </td>
6281
</tr>
6282
<tr>
6283
<td class="paramkey"><br>
6284
</td>
6285
<td><br>
6286
</td>
6287
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6288
<td class="paramname"> <em>src</em></td><td> </td>
6289
</tr>
6290
<tr>
6291
<td><br>
6292
</td>
6293
<td>)</td>
6294
<td><br>
6295
</td><td><br>
6296
</td><td width="100%"><br>
6297
</td>
6298
</tr>
6299
</tbody></table>
6300
</div>
6301
<div class="memdoc">
6302
6303
<p>
6304
copy one <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> to another
6305
</p><p>
6306
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6307
<table border="0" cellpadding="0" cellspacing="2">
6308
<tbody><tr><td valign="top"><br>
6309
</td><td valign="top"><em>dst</em> </td><td>pointer to destination </td></tr>
6310
<tr><td valign="top"><br>
6311
</td><td valign="top"><em>src</em> </td><td>pointer to source </td></tr>
6312
</tbody></table>
6313
</dd></dl>
6314
6315
</div>
6316
</div><p>
6317
<a class="anchor" name="g138362efaaaee315ca3e694539432d4f"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_free" ref="g138362efaaaee315ca3e694539432d4f" args="(snd_ctl_elem_value_t *obj)" -->
6318
</p><div class="memitem">
6319
<div class="memproto">
6320
<table class="memname">
6321
<tbody><tr>
6322
<td class="memname">void snd_ctl_elem_value_free </td>
6323
<td>(</td>
6324
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6325
<td class="paramname"> <em>obj</em> </td>
6326
<td> ) </td>
6327
<td width="100%"><br>
6328
</td>
6329
</tr>
6330
</tbody></table>
6331
</div>
6332
<div class="memdoc">
6333
6334
<p>
6335
frees a previously allocated <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a>
6336
</p><p>
6337
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6338
<table border="0" cellpadding="0" cellspacing="2">
6339
<tbody><tr><td valign="top"><br>
6340
</td><td valign="top"><em>obj</em> </td><td>pointer to object to free </td></tr>
6341
</tbody></table>
6342
</dd></dl>
6343
6344
</div>
6345
</div><p>
6346
<a class="anchor" name="gadd47e172ad34d05755fe1afd8416d27"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_boolean" ref="gadd47e172ad34d05755fe1afd8416d27" args="(const snd_ctl_elem_value_t *obj, unsigned int idx)" -->
6347
</p><div class="memitem">
6348
<div class="memproto">
6349
<table class="memname">
6350
<tbody><tr>
6351
<td class="memname">int snd_ctl_elem_value_get_boolean </td>
6352
<td>(</td>
6353
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6354
<td class="paramname"> <em>obj</em>, </td>
6355
</tr>
6356
<tr>
6357
<td class="paramkey"><br>
6358
</td>
6359
<td><br>
6360
</td>
6361
<td class="paramtype">unsigned int </td>
6362
<td class="paramname"> <em>idx</em></td><td> </td>
6363
</tr>
6364
<tr>
6365
<td><br>
6366
</td>
6367
<td>)</td>
6368
<td><br>
6369
</td><td><br>
6370
</td><td width="100%"><br>
6371
</td>
6372
</tr>
6373
</tbody></table>
6374
</div>
6375
<div class="memdoc">
6376
6377
<p>
6378
Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31478e05d647fb883e11354c833a93337ee4">SND_CTL_ELEM_TYPE_BOOLEAN</a> CTL element id/value.
6379
</p><p>
6380
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6381
<table border="0" cellpadding="0" cellspacing="2">
6382
<tbody><tr><td valign="top"><br>
6383
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6384
<tr><td valign="top"><br>
6385
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
6386
</tbody></table>
6387
</dd></dl>
6388
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>value for the entry </dd></dl>
6389
6390
</div>
6391
</div><p>
6392
<a class="anchor" name="g97efeace200471537ea8bafe7cfe36b7"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_byte" ref="g97efeace200471537ea8bafe7cfe36b7" args="(const snd_ctl_elem_value_t *obj, unsigned int idx)" -->
6393
</p><div class="memitem">
6394
<div class="memproto">
6395
<table class="memname">
6396
<tbody><tr>
6397
<td class="memname">unsigned char snd_ctl_elem_value_get_byte </td>
6398
<td>(</td>
6399
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6400
<td class="paramname"> <em>obj</em>, </td>
6401
</tr>
6402
<tr>
6403
<td class="paramkey"><br>
6404
</td>
6405
<td><br>
6406
</td>
6407
<td class="paramtype">unsigned int </td>
6408
<td class="paramname"> <em>idx</em></td><td> </td>
6409
</tr>
6410
<tr>
6411
<td><br>
6412
</td>
6413
<td>)</td>
6414
<td><br>
6415
</td><td><br>
6416
</td><td width="100%"><br>
6417
</td>
6418
</tr>
6419
</tbody></table>
6420
</div>
6421
<div class="memdoc">
6422
6423
<p>
6424
Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a> CTL element id/value.
6425
</p><p>
6426
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6427
<table border="0" cellpadding="0" cellspacing="2">
6428
<tbody><tr><td valign="top"><br>
6429
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6430
<tr><td valign="top"><br>
6431
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
6432
</tbody></table>
6433
</dd></dl>
6434
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>value for the entry </dd></dl>
6435
6436
</div>
6437
</div><p>
6438
<a class="anchor" name="g17f2c9b0e264468530a75c56af00e9e1"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_bytes" ref="g17f2c9b0e264468530a75c56af00e9e1" args="(const snd_ctl_elem_value_t *obj)" -->
6439
</p><div class="memitem">
6440
<div class="memproto">
6441
<table class="memname">
6442
<tbody><tr>
6443
<td class="memname">const void* snd_ctl_elem_value_get_bytes </td>
6444
<td>(</td>
6445
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6446
<td class="paramname"> <em>obj</em> </td>
6447
<td> ) </td>
6448
<td width="100%"><br>
6449
</td>
6450
</tr>
6451
</tbody></table>
6452
</div>
6453
<div class="memdoc">
6454
6455
<p>
6456
Get value for a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a> CTL element id/value.
6457
</p><p>
6458
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6459
<table border="0" cellpadding="0" cellspacing="2">
6460
<tbody><tr><td valign="top"><br>
6461
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6462
</tbody></table>
6463
</dd></dl>
6464
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>Pointer to CTL element value </dd></dl>
6465
6466
</div>
6467
</div><p>
6468
<a class="anchor" name="g2d946be4755d98f6d804e6f591fe9665"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_device" ref="g2d946be4755d98f6d804e6f591fe9665" args="(const snd_ctl_elem_value_t *obj)" -->
6469
</p><div class="memitem">
6470
<div class="memproto">
6471
<table class="memname">
6472
<tbody><tr>
6473
<td class="memname">unsigned int snd_ctl_elem_value_get_device </td>
6474
<td>(</td>
6475
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6476
<td class="paramname"> <em>obj</em> </td>
6477
<td> ) </td>
6478
<td width="100%"><br>
6479
</td>
6480
</tr>
6481
</tbody></table>
6482
</div>
6483
<div class="memdoc">
6484
6485
<p>
6486
Get device part of CTL element identifier of a CTL element id/value.
6487
</p><p>
6488
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6489
<table border="0" cellpadding="0" cellspacing="2">
6490
<tbody><tr><td valign="top"><br>
6491
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6492
</tbody></table>
6493
</dd></dl>
6494
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>device part of element identifier </dd></dl>
6495
6496
</div>
6497
</div><p>
6498
<a class="anchor" name="ge3b6ba60e2cf929bf3855b0ab18a4390"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_enumerated" ref="ge3b6ba60e2cf929bf3855b0ab18a4390" args="(const snd_ctl_elem_value_t *obj, unsigned int idx)" -->
6499
</p><div class="memitem">
6500
<div class="memproto">
6501
<table class="memname">
6502
<tbody><tr>
6503
<td class="memname">unsigned int snd_ctl_elem_value_get_enumerated </td>
6504
<td>(</td>
6505
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6506
<td class="paramname"> <em>obj</em>, </td>
6507
</tr>
6508
<tr>
6509
<td class="paramkey"><br>
6510
</td>
6511
<td><br>
6512
</td>
6513
<td class="paramtype">unsigned int </td>
6514
<td class="paramname"> <em>idx</em></td><td> </td>
6515
</tr>
6516
<tr>
6517
<td><br>
6518
</td>
6519
<td>)</td>
6520
<td><br>
6521
</td><td><br>
6522
</td><td width="100%"><br>
6523
</td>
6524
</tr>
6525
</tbody></table>
6526
</div>
6527
<div class="memdoc">
6528
6529
<p>
6530
Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/value.
6531
</p><p>
6532
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6533
<table border="0" cellpadding="0" cellspacing="2">
6534
<tbody><tr><td valign="top"><br>
6535
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6536
<tr><td valign="top"><br>
6537
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
6538
</tbody></table>
6539
</dd></dl>
6540
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>value for the entry </dd></dl>
6541
6542
</div>
6543
</div><p>
6544
<a class="anchor" name="gffcf88beac144eb0d2be795b976dfd12"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_id" ref="gffcf88beac144eb0d2be795b976dfd12" args="(const snd_ctl_elem_value_t *obj, snd_ctl_elem_id_t *ptr)" -->
6545
</p><div class="memitem">
6546
<div class="memproto">
6547
<table class="memname">
6548
<tbody><tr>
6549
<td class="memname">void snd_ctl_elem_value_get_id </td>
6550
<td>(</td>
6551
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6552
<td class="paramname"> <em>obj</em>, </td>
6553
</tr>
6554
<tr>
6555
<td class="paramkey"><br>
6556
</td>
6557
<td><br>
6558
</td>
6559
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
6560
<td class="paramname"> <em>ptr</em></td><td> </td>
6561
</tr>
6562
<tr>
6563
<td><br>
6564
</td>
6565
<td>)</td>
6566
<td><br>
6567
</td><td><br>
6568
</td><td width="100%"><br>
6569
</td>
6570
</tr>
6571
</tbody></table>
6572
</div>
6573
<div class="memdoc">
6574
6575
<p>
6576
Get CTL element identifier of a CTL element id/value.
6577
</p><p>
6578
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6579
<table border="0" cellpadding="0" cellspacing="2">
6580
<tbody><tr><td valign="top"><br>
6581
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6582
<tr><td valign="top"><br>
6583
</td><td valign="top"><em>ptr</em> </td><td>Pointer to returned CTL element identifier </td></tr>
6584
</tbody></table>
6585
</dd></dl>
6586
6587
</div>
6588
</div><p>
6589
<a class="anchor" name="g5f4c28cfcd2ca949511e190708e502f3"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_iec958" ref="g5f4c28cfcd2ca949511e190708e502f3" args="(const snd_ctl_elem_value_t *obj, snd_aes_iec958_t *ptr)" -->
6590
</p><div class="memitem">
6591
<div class="memproto">
6592
<table class="memname">
6593
<tbody><tr>
6594
<td class="memname">void snd_ctl_elem_value_get_iec958 </td>
6595
<td>(</td>
6596
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6597
<td class="paramname"> <em>obj</em>, </td>
6598
</tr>
6599
<tr>
6600
<td class="paramkey"><br>
6601
</td>
6602
<td><br>
6603
</td>
6604
<td class="paramtype"><a class="el" href="structsnd__aes__iec958.html">snd_aes_iec958_t</a> * </td>
6605
<td class="paramname"> <em>ptr</em></td><td> </td>
6606
</tr>
6607
<tr>
6608
<td><br>
6609
</td>
6610
<td>)</td>
6611
<td><br>
6612
</td><td><br>
6613
</td><td width="100%"><br>
6614
</td>
6615
</tr>
6616
</tbody></table>
6617
</div>
6618
<div class="memdoc">
6619
6620
<p>
6621
Get value for a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31474794db2c2b7cc3a29038478cdec1a8ca">SND_CTL_ELEM_TYPE_IEC958</a> CTL element id/value.
6622
</p><p>
6623
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6624
<table border="0" cellpadding="0" cellspacing="2">
6625
<tbody><tr><td valign="top"><br>
6626
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6627
<tr><td valign="top"><br>
6628
</td><td valign="top"><em>ptr</em> </td><td>Pointer to returned CTL element value </td></tr>
6629
</tbody></table>
6630
</dd></dl>
6631
6632
</div>
6633
</div><p>
6634
<a class="anchor" name="g535b0e86794a622df878b486726a2ea3"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_index" ref="g535b0e86794a622df878b486726a2ea3" args="(const snd_ctl_elem_value_t *obj)" -->
6635
</p><div class="memitem">
6636
<div class="memproto">
6637
<table class="memname">
6638
<tbody><tr>
6639
<td class="memname">unsigned int snd_ctl_elem_value_get_index </td>
6640
<td>(</td>
6641
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6642
<td class="paramname"> <em>obj</em> </td>
6643
<td> ) </td>
6644
<td width="100%"><br>
6645
</td>
6646
</tr>
6647
</tbody></table>
6648
</div>
6649
<div class="memdoc">
6650
6651
<p>
6652
Get index part of CTL element identifier of a CTL element id/value.
6653
</p><p>
6654
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6655
<table border="0" cellpadding="0" cellspacing="2">
6656
<tbody><tr><td valign="top"><br>
6657
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6658
</tbody></table>
6659
</dd></dl>
6660
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>index part of element identifier </dd></dl>
6661
6662
</div>
6663
</div><p>
6664
<a class="anchor" name="g73ff1d238343915fb9d62409f8df3783"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_integer" ref="g73ff1d238343915fb9d62409f8df3783" args="(const snd_ctl_elem_value_t *obj, unsigned int idx)" -->
6665
</p><div class="memitem">
6666
<div class="memproto">
6667
<table class="memname">
6668
<tbody><tr>
6669
<td class="memname">long snd_ctl_elem_value_get_integer </td>
6670
<td>(</td>
6671
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6672
<td class="paramname"> <em>obj</em>, </td>
6673
</tr>
6674
<tr>
6675
<td class="paramkey"><br>
6676
</td>
6677
<td><br>
6678
</td>
6679
<td class="paramtype">unsigned int </td>
6680
<td class="paramname"> <em>idx</em></td><td> </td>
6681
</tr>
6682
<tr>
6683
<td><br>
6684
</td>
6685
<td>)</td>
6686
<td><br>
6687
</td><td><br>
6688
</td><td width="100%"><br>
6689
</td>
6690
</tr>
6691
</tbody></table>
6692
</div>
6693
<div class="memdoc">
6694
6695
<p>
6696
Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/value.
6697
</p><p>
6698
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6699
<table border="0" cellpadding="0" cellspacing="2">
6700
<tbody><tr><td valign="top"><br>
6701
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6702
<tr><td valign="top"><br>
6703
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
6704
</tbody></table>
6705
</dd></dl>
6706
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>value for the entry </dd></dl>
6707
6708
</div>
6709
</div><p>
6710
<a class="anchor" name="g5f8a265048dfdb0714dd9024e61a21e3"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_integer64" ref="g5f8a265048dfdb0714dd9024e61a21e3" args="(const snd_ctl_elem_value_t *obj, unsigned int idx)" -->
6711
</p><div class="memitem">
6712
<div class="memproto">
6713
<table class="memname">
6714
<tbody><tr>
6715
<td class="memname">long long snd_ctl_elem_value_get_integer64 </td>
6716
<td>(</td>
6717
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6718
<td class="paramname"> <em>obj</em>, </td>
6719
</tr>
6720
<tr>
6721
<td class="paramkey"><br>
6722
</td>
6723
<td><br>
6724
</td>
6725
<td class="paramtype">unsigned int </td>
6726
<td class="paramname"> <em>idx</em></td><td> </td>
6727
</tr>
6728
<tr>
6729
<td><br>
6730
</td>
6731
<td>)</td>
6732
<td><br>
6733
</td><td><br>
6734
</td><td width="100%"><br>
6735
</td>
6736
</tr>
6737
</tbody></table>
6738
</div>
6739
<div class="memdoc">
6740
6741
<p>
6742
Get value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/value.
6743
</p><p>
6744
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6745
<table border="0" cellpadding="0" cellspacing="2">
6746
<tbody><tr><td valign="top"><br>
6747
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6748
<tr><td valign="top"><br>
6749
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
6750
</tbody></table>
6751
</dd></dl>
6752
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>value for the entry </dd></dl>
6753
6754
</div>
6755
</div><p>
6756
<a class="anchor" name="gf4d4d394888a57491aaddb2e363a68f4"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_interface" ref="gf4d4d394888a57491aaddb2e363a68f4" args="(const snd_ctl_elem_value_t *obj)" -->
6757
</p><div class="memitem">
6758
<div class="memproto">
6759
<table class="memname">
6760
<tbody><tr>
6761
<td class="memname"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> snd_ctl_elem_value_get_interface </td>
6762
<td>(</td>
6763
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6764
<td class="paramname"> <em>obj</em> </td>
6765
<td> ) </td>
6766
<td width="100%"><br>
6767
</td>
6768
</tr>
6769
</tbody></table>
6770
</div>
6771
<div class="memdoc">
6772
6773
<p>
6774
Get interface part of CTL element identifier of a CTL element id/value.
6775
</p><p>
6776
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6777
<table border="0" cellpadding="0" cellspacing="2">
6778
<tbody><tr><td valign="top"><br>
6779
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6780
</tbody></table>
6781
</dd></dl>
6782
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>interface part of element identifier </dd></dl>
6783
6784
</div>
6785
</div><p>
6786
<a class="anchor" name="g41f7b182736c872a50fdd714edfd5ba9"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_name" ref="g41f7b182736c872a50fdd714edfd5ba9" args="(const snd_ctl_elem_value_t *obj)" -->
6787
</p><div class="memitem">
6788
<div class="memproto">
6789
<table class="memname">
6790
<tbody><tr>
6791
<td class="memname">const char* snd_ctl_elem_value_get_name </td>
6792
<td>(</td>
6793
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6794
<td class="paramname"> <em>obj</em> </td>
6795
<td> ) </td>
6796
<td width="100%"><br>
6797
</td>
6798
</tr>
6799
</tbody></table>
6800
</div>
6801
<div class="memdoc">
6802
6803
<p>
6804
Get name part of CTL element identifier of a CTL element id/value.
6805
</p><p>
6806
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6807
<table border="0" cellpadding="0" cellspacing="2">
6808
<tbody><tr><td valign="top"><br>
6809
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6810
</tbody></table>
6811
</dd></dl>
6812
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>name part of element identifier </dd></dl>
6813
6814
</div>
6815
</div><p>
6816
<a class="anchor" name="ge5c4ff99afd99a0f6f752dc3339f2540"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_numid" ref="ge5c4ff99afd99a0f6f752dc3339f2540" args="(const snd_ctl_elem_value_t *obj)" -->
6817
</p><div class="memitem">
6818
<div class="memproto">
6819
<table class="memname">
6820
<tbody><tr>
6821
<td class="memname">unsigned int snd_ctl_elem_value_get_numid </td>
6822
<td>(</td>
6823
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6824
<td class="paramname"> <em>obj</em> </td>
6825
<td> ) </td>
6826
<td width="100%"><br>
6827
</td>
6828
</tr>
6829
</tbody></table>
6830
</div>
6831
<div class="memdoc">
6832
6833
<p>
6834
Get element numeric identifier of a CTL element id/value.
6835
</p><p>
6836
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6837
<table border="0" cellpadding="0" cellspacing="2">
6838
<tbody><tr><td valign="top"><br>
6839
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6840
</tbody></table>
6841
</dd></dl>
6842
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>element numeric identifier </dd></dl>
6843
6844
</div>
6845
</div><p>
6846
<a class="anchor" name="g723aca26b6674fdcd36b59a9b8c5496d"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_get_subdevice" ref="g723aca26b6674fdcd36b59a9b8c5496d" args="(const snd_ctl_elem_value_t *obj)" -->
6847
</p><div class="memitem">
6848
<div class="memproto">
6849
<table class="memname">
6850
<tbody><tr>
6851
<td class="memname">unsigned int snd_ctl_elem_value_get_subdevice </td>
6852
<td>(</td>
6853
<td class="paramtype">const <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6854
<td class="paramname"> <em>obj</em> </td>
6855
<td> ) </td>
6856
<td width="100%"><br>
6857
</td>
6858
</tr>
6859
</tbody></table>
6860
</div>
6861
<div class="memdoc">
6862
6863
<p>
6864
Get subdevice part of CTL element identifier of a CTL element id/value.
6865
</p><p>
6866
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6867
<table border="0" cellpadding="0" cellspacing="2">
6868
<tbody><tr><td valign="top"><br>
6869
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6870
</tbody></table>
6871
</dd></dl>
6872
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>subdevice part of element identifier </dd></dl>
6873
6874
</div>
6875
</div><p>
6876
<a class="anchor" name="ge410438fba06252b2d9a139d09c90b16"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_malloc" ref="ge410438fba06252b2d9a139d09c90b16" args="(snd_ctl_elem_value_t **ptr)" -->
6877
</p><div class="memitem">
6878
<div class="memproto">
6879
<table class="memname">
6880
<tbody><tr>
6881
<td class="memname">int snd_ctl_elem_value_malloc </td>
6882
<td>(</td>
6883
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> ** </td>
6884
<td class="paramname"> <em>ptr</em> </td>
6885
<td> ) </td>
6886
<td width="100%"><br>
6887
</td>
6888
</tr>
6889
</tbody></table>
6890
</div>
6891
<div class="memdoc">
6892
6893
<p>
6894
allocate an invalid <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> using standard malloc
6895
</p><p>
6896
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6897
<table border="0" cellpadding="0" cellspacing="2">
6898
<tbody><tr><td valign="top"><br>
6899
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
6900
</tbody></table>
6901
</dd></dl>
6902
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise negative error code </dd></dl>
6903
6904
</div>
6905
</div><p>
6906
<a class="anchor" name="geee67da1e0a81de558888e598743f77d"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_boolean" ref="geee67da1e0a81de558888e598743f77d" args="(snd_ctl_elem_value_t *obj, unsigned int idx, long val)" -->
6907
</p><div class="memitem">
6908
<div class="memproto">
6909
<table class="memname">
6910
<tbody><tr>
6911
<td class="memname">void snd_ctl_elem_value_set_boolean </td>
6912
<td>(</td>
6913
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6914
<td class="paramname"> <em>obj</em>, </td>
6915
</tr>
6916
<tr>
6917
<td class="paramkey"><br>
6918
</td>
6919
<td><br>
6920
</td>
6921
<td class="paramtype">unsigned int </td>
6922
<td class="paramname"> <em>idx</em>, </td>
6923
</tr>
6924
<tr>
6925
<td class="paramkey"><br>
6926
</td>
6927
<td><br>
6928
</td>
6929
<td class="paramtype">long </td>
6930
<td class="paramname"> <em>val</em></td><td> </td>
6931
</tr>
6932
<tr>
6933
<td><br>
6934
</td>
6935
<td>)</td>
6936
<td><br>
6937
</td><td><br>
6938
</td><td width="100%"><br>
6939
</td>
6940
</tr>
6941
</tbody></table>
6942
</div>
6943
<div class="memdoc">
6944
6945
<p>
6946
Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31478e05d647fb883e11354c833a93337ee4">SND_CTL_ELEM_TYPE_BOOLEAN</a> CTL element id/value.
6947
</p><p>
6948
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
6949
<table border="0" cellpadding="0" cellspacing="2">
6950
<tbody><tr><td valign="top"><br>
6951
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
6952
<tr><td valign="top"><br>
6953
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
6954
<tr><td valign="top"><br>
6955
</td><td valign="top"><em>val</em> </td><td>value for the entry </td></tr>
6956
</tbody></table>
6957
</dd></dl>
6958
6959
</div>
6960
</div><p>
6961
<a class="anchor" name="g754508fc23a35cadc3feb57afa6e63c3"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_byte" ref="g754508fc23a35cadc3feb57afa6e63c3" args="(snd_ctl_elem_value_t *obj, unsigned int idx, unsigned char val)" -->
6962
</p><div class="memitem">
6963
<div class="memproto">
6964
<table class="memname">
6965
<tbody><tr>
6966
<td class="memname">void snd_ctl_elem_value_set_byte </td>
6967
<td>(</td>
6968
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
6969
<td class="paramname"> <em>obj</em>, </td>
6970
</tr>
6971
<tr>
6972
<td class="paramkey"><br>
6973
</td>
6974
<td><br>
6975
</td>
6976
<td class="paramtype">unsigned int </td>
6977
<td class="paramname"> <em>idx</em>, </td>
6978
</tr>
6979
<tr>
6980
<td class="paramkey"><br>
6981
</td>
6982
<td><br>
6983
</td>
6984
<td class="paramtype">unsigned char </td>
6985
<td class="paramname"> <em>val</em></td><td> </td>
6986
</tr>
6987
<tr>
6988
<td><br>
6989
</td>
6990
<td>)</td>
6991
<td><br>
6992
</td><td><br>
6993
</td><td width="100%"><br>
6994
</td>
6995
</tr>
6996
</tbody></table>
6997
</div>
6998
<div class="memdoc">
6999
7000
<p>
7001
Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31473ff1a037550109a6501580d0e7a083c8">SND_CTL_ELEM_TYPE_BYTES</a> CTL element id/value.
7002
</p><p>
7003
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7004
<table border="0" cellpadding="0" cellspacing="2">
7005
<tbody><tr><td valign="top"><br>
7006
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7007
<tr><td valign="top"><br>
7008
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
7009
<tr><td valign="top"><br>
7010
</td><td valign="top"><em>val</em> </td><td>value for the entry </td></tr>
7011
</tbody></table>
7012
</dd></dl>
7013
7014
</div>
7015
</div><p>
7016
<a class="anchor" name="g922b8ffbb30558d27d9e6a0de051378d"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_device" ref="g922b8ffbb30558d27d9e6a0de051378d" args="(snd_ctl_elem_value_t *obj, unsigned int val)" -->
7017
</p><div class="memitem">
7018
<div class="memproto">
7019
<table class="memname">
7020
<tbody><tr>
7021
<td class="memname">void snd_ctl_elem_value_set_device </td>
7022
<td>(</td>
7023
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7024
<td class="paramname"> <em>obj</em>, </td>
7025
</tr>
7026
<tr>
7027
<td class="paramkey"><br>
7028
</td>
7029
<td><br>
7030
</td>
7031
<td class="paramtype">unsigned int </td>
7032
<td class="paramname"> <em>val</em></td><td> </td>
7033
</tr>
7034
<tr>
7035
<td><br>
7036
</td>
7037
<td>)</td>
7038
<td><br>
7039
</td><td><br>
7040
</td><td width="100%"><br>
7041
</td>
7042
</tr>
7043
</tbody></table>
7044
</div>
7045
<div class="memdoc">
7046
7047
<p>
7048
Set device part of CTL element identifier of a CTL element id/value.
7049
</p><p>
7050
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7051
<table border="0" cellpadding="0" cellspacing="2">
7052
<tbody><tr><td valign="top"><br>
7053
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7054
<tr><td valign="top"><br>
7055
</td><td valign="top"><em>val</em> </td><td>device part of element identifier </td></tr>
7056
</tbody></table>
7057
</dd></dl>
7058
7059
</div>
7060
</div><p>
7061
<a class="anchor" name="g2ccf6266e20bd40667c8fe0235776256"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_enumerated" ref="g2ccf6266e20bd40667c8fe0235776256" args="(snd_ctl_elem_value_t *obj, unsigned int idx, unsigned int val)" -->
7062
</p><div class="memitem">
7063
<div class="memproto">
7064
<table class="memname">
7065
<tbody><tr>
7066
<td class="memname">void snd_ctl_elem_value_set_enumerated </td>
7067
<td>(</td>
7068
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7069
<td class="paramname"> <em>obj</em>, </td>
7070
</tr>
7071
<tr>
7072
<td class="paramkey"><br>
7073
</td>
7074
<td><br>
7075
</td>
7076
<td class="paramtype">unsigned int </td>
7077
<td class="paramname"> <em>idx</em>, </td>
7078
</tr>
7079
<tr>
7080
<td class="paramkey"><br>
7081
</td>
7082
<td><br>
7083
</td>
7084
<td class="paramtype">unsigned int </td>
7085
<td class="paramname"> <em>val</em></td><td> </td>
7086
</tr>
7087
<tr>
7088
<td><br>
7089
</td>
7090
<td>)</td>
7091
<td><br>
7092
</td><td><br>
7093
</td><td width="100%"><br>
7094
</td>
7095
</tr>
7096
</tbody></table>
7097
</div>
7098
<div class="memdoc">
7099
7100
<p>
7101
Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314720d76c917d1ae7bdb090e62f8306ab67">SND_CTL_ELEM_TYPE_ENUMERATED</a> CTL element id/value.
7102
</p><p>
7103
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7104
<table border="0" cellpadding="0" cellspacing="2">
7105
<tbody><tr><td valign="top"><br>
7106
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7107
<tr><td valign="top"><br>
7108
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
7109
<tr><td valign="top"><br>
7110
</td><td valign="top"><em>val</em> </td><td>value for the entry </td></tr>
7111
</tbody></table>
7112
</dd></dl>
7113
7114
</div>
7115
</div><p>
7116
<a class="anchor" name="g6070520e0dcc351695286e351dc916e5"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_id" ref="g6070520e0dcc351695286e351dc916e5" args="(snd_ctl_elem_value_t *obj, const snd_ctl_elem_id_t *ptr)" -->
7117
</p><div class="memitem">
7118
<div class="memproto">
7119
<table class="memname">
7120
<tbody><tr>
7121
<td class="memname">void snd_ctl_elem_value_set_id </td>
7122
<td>(</td>
7123
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7124
<td class="paramname"> <em>obj</em>, </td>
7125
</tr>
7126
<tr>
7127
<td class="paramkey"><br>
7128
</td>
7129
<td><br>
7130
</td>
7131
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
7132
<td class="paramname"> <em>ptr</em></td><td> </td>
7133
</tr>
7134
<tr>
7135
<td><br>
7136
</td>
7137
<td>)</td>
7138
<td><br>
7139
</td><td><br>
7140
</td><td width="100%"><br>
7141
</td>
7142
</tr>
7143
</tbody></table>
7144
</div>
7145
<div class="memdoc">
7146
7147
<p>
7148
Set CTL element identifier of a CTL element id/value.
7149
</p><p>
7150
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7151
<table border="0" cellpadding="0" cellspacing="2">
7152
<tbody><tr><td valign="top"><br>
7153
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7154
<tr><td valign="top"><br>
7155
</td><td valign="top"><em>ptr</em> </td><td>CTL element identifier </td></tr>
7156
</tbody></table>
7157
</dd></dl>
7158
7159
</div>
7160
</div><p>
7161
<a class="anchor" name="gdd615358e66598afc67f22a73ce6226f"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_iec958" ref="gdd615358e66598afc67f22a73ce6226f" args="(snd_ctl_elem_value_t *obj, const snd_aes_iec958_t *ptr)" -->
7162
</p><div class="memitem">
7163
<div class="memproto">
7164
<table class="memname">
7165
<tbody><tr>
7166
<td class="memname">void snd_ctl_elem_value_set_iec958 </td>
7167
<td>(</td>
7168
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7169
<td class="paramname"> <em>obj</em>, </td>
7170
</tr>
7171
<tr>
7172
<td class="paramkey"><br>
7173
</td>
7174
<td><br>
7175
</td>
7176
<td class="paramtype">const <a class="el" href="structsnd__aes__iec958.html">snd_aes_iec958_t</a> * </td>
7177
<td class="paramname"> <em>ptr</em></td><td> </td>
7178
</tr>
7179
<tr>
7180
<td><br>
7181
</td>
7182
<td>)</td>
7183
<td><br>
7184
</td><td><br>
7185
</td><td width="100%"><br>
7186
</td>
7187
</tr>
7188
</tbody></table>
7189
</div>
7190
<div class="memdoc">
7191
7192
<p>
7193
Set value for a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e31474794db2c2b7cc3a29038478cdec1a8ca">SND_CTL_ELEM_TYPE_IEC958</a> CTL element id/value.
7194
</p><p>
7195
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7196
<table border="0" cellpadding="0" cellspacing="2">
7197
<tbody><tr><td valign="top"><br>
7198
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7199
<tr><td valign="top"><br>
7200
</td><td valign="top"><em>ptr</em> </td><td>Pointer to CTL element value </td></tr>
7201
</tbody></table>
7202
</dd></dl>
7203
7204
</div>
7205
</div><p>
7206
<a class="anchor" name="g3bde7108993d9b1c2d1510e637bf0f4f"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_index" ref="g3bde7108993d9b1c2d1510e637bf0f4f" args="(snd_ctl_elem_value_t *obj, unsigned int val)" -->
7207
</p><div class="memitem">
7208
<div class="memproto">
7209
<table class="memname">
7210
<tbody><tr>
7211
<td class="memname">void snd_ctl_elem_value_set_index </td>
7212
<td>(</td>
7213
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7214
<td class="paramname"> <em>obj</em>, </td>
7215
</tr>
7216
<tr>
7217
<td class="paramkey"><br>
7218
</td>
7219
<td><br>
7220
</td>
7221
<td class="paramtype">unsigned int </td>
7222
<td class="paramname"> <em>val</em></td><td> </td>
7223
</tr>
7224
<tr>
7225
<td><br>
7226
</td>
7227
<td>)</td>
7228
<td><br>
7229
</td><td><br>
7230
</td><td width="100%"><br>
7231
</td>
7232
</tr>
7233
</tbody></table>
7234
</div>
7235
<div class="memdoc">
7236
7237
<p>
7238
Set index part of CTL element identifier of a CTL element id/value.
7239
</p><p>
7240
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7241
<table border="0" cellpadding="0" cellspacing="2">
7242
<tbody><tr><td valign="top"><br>
7243
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7244
<tr><td valign="top"><br>
7245
</td><td valign="top"><em>val</em> </td><td>index part of element identifier </td></tr>
7246
</tbody></table>
7247
</dd></dl>
7248
7249
</div>
7250
</div><p>
7251
<a class="anchor" name="g45a2fbcb38fe08f96de8698abf2eb3e1"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_integer" ref="g45a2fbcb38fe08f96de8698abf2eb3e1" args="(snd_ctl_elem_value_t *obj, unsigned int idx, long val)" -->
7252
</p><div class="memitem">
7253
<div class="memproto">
7254
<table class="memname">
7255
<tbody><tr>
7256
<td class="memname">void snd_ctl_elem_value_set_integer </td>
7257
<td>(</td>
7258
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7259
<td class="paramname"> <em>obj</em>, </td>
7260
</tr>
7261
<tr>
7262
<td class="paramkey"><br>
7263
</td>
7264
<td><br>
7265
</td>
7266
<td class="paramtype">unsigned int </td>
7267
<td class="paramname"> <em>idx</em>, </td>
7268
</tr>
7269
<tr>
7270
<td class="paramkey"><br>
7271
</td>
7272
<td><br>
7273
</td>
7274
<td class="paramtype">long </td>
7275
<td class="paramname"> <em>val</em></td><td> </td>
7276
</tr>
7277
<tr>
7278
<td><br>
7279
</td>
7280
<td>)</td>
7281
<td><br>
7282
</td><td><br>
7283
</td><td width="100%"><br>
7284
</td>
7285
</tr>
7286
</tbody></table>
7287
</div>
7288
<div class="memdoc">
7289
7290
<p>
7291
Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e314799a0f7940a5509dcdcc154054e42ccfc">SND_CTL_ELEM_TYPE_INTEGER</a> CTL element id/value.
7292
</p><p>
7293
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7294
<table border="0" cellpadding="0" cellspacing="2">
7295
<tbody><tr><td valign="top"><br>
7296
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7297
<tr><td valign="top"><br>
7298
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
7299
<tr><td valign="top"><br>
7300
</td><td valign="top"><em>val</em> </td><td>value for the entry </td></tr>
7301
</tbody></table>
7302
</dd></dl>
7303
7304
</div>
7305
</div><p>
7306
<a class="anchor" name="g5a23df6e5d7aa377ba83efd554aabb94"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_integer64" ref="g5a23df6e5d7aa377ba83efd554aabb94" args="(snd_ctl_elem_value_t *obj, unsigned int idx, long long val)" -->
7307
</p><div class="memitem">
7308
<div class="memproto">
7309
<table class="memname">
7310
<tbody><tr>
7311
<td class="memname">void snd_ctl_elem_value_set_integer64 </td>
7312
<td>(</td>
7313
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7314
<td class="paramname"> <em>obj</em>, </td>
7315
</tr>
7316
<tr>
7317
<td class="paramkey"><br>
7318
</td>
7319
<td><br>
7320
</td>
7321
<td class="paramtype">unsigned int </td>
7322
<td class="paramname"> <em>idx</em>, </td>
7323
</tr>
7324
<tr>
7325
<td class="paramkey"><br>
7326
</td>
7327
<td><br>
7328
</td>
7329
<td class="paramtype">long long </td>
7330
<td class="paramname"> <em>val</em></td><td> </td>
7331
</tr>
7332
<tr>
7333
<td><br>
7334
</td>
7335
<td>)</td>
7336
<td><br>
7337
</td><td><br>
7338
</td><td width="100%"><br>
7339
</td>
7340
</tr>
7341
</tbody></table>
7342
</div>
7343
<div class="memdoc">
7344
7345
<p>
7346
Set value for an entry of a <a class="el" href="group___control.html#gg687044a5222c1292cca47941081e3147e8b7d9e36e3701e189e248da478912e4">SND_CTL_ELEM_TYPE_INTEGER64</a> CTL element id/value.
7347
</p><p>
7348
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7349
<table border="0" cellpadding="0" cellspacing="2">
7350
<tbody><tr><td valign="top"><br>
7351
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7352
<tr><td valign="top"><br>
7353
</td><td valign="top"><em>idx</em> </td><td>Entry index </td></tr>
7354
<tr><td valign="top"><br>
7355
</td><td valign="top"><em>val</em> </td><td>value for the entry </td></tr>
7356
</tbody></table>
7357
</dd></dl>
7358
7359
</div>
7360
</div><p>
7361
<a class="anchor" name="g8778107f14238291a0543654e6a6da38"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_interface" ref="g8778107f14238291a0543654e6a6da38" args="(snd_ctl_elem_value_t *obj, snd_ctl_elem_iface_t val)" -->
7362
</p><div class="memitem">
7363
<div class="memproto">
7364
<table class="memname">
7365
<tbody><tr>
7366
<td class="memname">void snd_ctl_elem_value_set_interface </td>
7367
<td>(</td>
7368
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7369
<td class="paramname"> <em>obj</em>, </td>
7370
</tr>
7371
<tr>
7372
<td class="paramkey"><br>
7373
</td>
7374
<td><br>
7375
</td>
7376
<td class="paramtype"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> </td>
7377
<td class="paramname"> <em>val</em></td><td> </td>
7378
</tr>
7379
<tr>
7380
<td><br>
7381
</td>
7382
<td>)</td>
7383
<td><br>
7384
</td><td><br>
7385
</td><td width="100%"><br>
7386
</td>
7387
</tr>
7388
</tbody></table>
7389
</div>
7390
<div class="memdoc">
7391
7392
<p>
7393
Set interface part of CTL element identifier of a CTL element id/value.
7394
</p><p>
7395
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7396
<table border="0" cellpadding="0" cellspacing="2">
7397
<tbody><tr><td valign="top"><br>
7398
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7399
<tr><td valign="top"><br>
7400
</td><td valign="top"><em>val</em> </td><td>interface part of element identifier </td></tr>
7401
</tbody></table>
7402
</dd></dl>
7403
7404
</div>
7405
</div><p>
7406
<a class="anchor" name="g8a7a0c293fdeb1d14cbf30accba7d1ad"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_name" ref="g8a7a0c293fdeb1d14cbf30accba7d1ad" args="(snd_ctl_elem_value_t *obj, const char *val)" -->
7407
</p><div class="memitem">
7408
<div class="memproto">
7409
<table class="memname">
7410
<tbody><tr>
7411
<td class="memname">void snd_ctl_elem_value_set_name </td>
7412
<td>(</td>
7413
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7414
<td class="paramname"> <em>obj</em>, </td>
7415
</tr>
7416
<tr>
7417
<td class="paramkey"><br>
7418
</td>
7419
<td><br>
7420
</td>
7421
<td class="paramtype">const char * </td>
7422
<td class="paramname"> <em>val</em></td><td> </td>
7423
</tr>
7424
<tr>
7425
<td><br>
7426
</td>
7427
<td>)</td>
7428
<td><br>
7429
</td><td><br>
7430
</td><td width="100%"><br>
7431
</td>
7432
</tr>
7433
</tbody></table>
7434
</div>
7435
<div class="memdoc">
7436
7437
<p>
7438
Set name part of CTL element identifier of a CTL element id/value.
7439
</p><p>
7440
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7441
<table border="0" cellpadding="0" cellspacing="2">
7442
<tbody><tr><td valign="top"><br>
7443
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7444
<tr><td valign="top"><br>
7445
</td><td valign="top"><em>val</em> </td><td>name part of element identifier </td></tr>
7446
</tbody></table>
7447
</dd></dl>
7448
7449
</div>
7450
</div><p>
7451
<a class="anchor" name="ge2a0f80b2178e1fda125b3fb3887d178"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_numid" ref="ge2a0f80b2178e1fda125b3fb3887d178" args="(snd_ctl_elem_value_t *obj, unsigned int val)" -->
7452
</p><div class="memitem">
7453
<div class="memproto">
7454
<table class="memname">
7455
<tbody><tr>
7456
<td class="memname">void snd_ctl_elem_value_set_numid </td>
7457
<td>(</td>
7458
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7459
<td class="paramname"> <em>obj</em>, </td>
7460
</tr>
7461
<tr>
7462
<td class="paramkey"><br>
7463
</td>
7464
<td><br>
7465
</td>
7466
<td class="paramtype">unsigned int </td>
7467
<td class="paramname"> <em>val</em></td><td> </td>
7468
</tr>
7469
<tr>
7470
<td><br>
7471
</td>
7472
<td>)</td>
7473
<td><br>
7474
</td><td><br>
7475
</td><td width="100%"><br>
7476
</td>
7477
</tr>
7478
</tbody></table>
7479
</div>
7480
<div class="memdoc">
7481
7482
<p>
7483
Set element numeric identifier of a CTL element id/value.
7484
</p><p>
7485
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7486
<table border="0" cellpadding="0" cellspacing="2">
7487
<tbody><tr><td valign="top"><br>
7488
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7489
<tr><td valign="top"><br>
7490
</td><td valign="top"><em>val</em> </td><td>element numeric identifier </td></tr>
7491
</tbody></table>
7492
</dd></dl>
7493
7494
</div>
7495
</div><p>
7496
<a class="anchor" name="g37f8b73d4008f89bbe7834489892631b"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_set_subdevice" ref="g37f8b73d4008f89bbe7834489892631b" args="(snd_ctl_elem_value_t *obj, unsigned int val)" -->
7497
</p><div class="memitem">
7498
<div class="memproto">
7499
<table class="memname">
7500
<tbody><tr>
7501
<td class="memname">void snd_ctl_elem_value_set_subdevice </td>
7502
<td>(</td>
7503
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7504
<td class="paramname"> <em>obj</em>, </td>
7505
</tr>
7506
<tr>
7507
<td class="paramkey"><br>
7508
</td>
7509
<td><br>
7510
</td>
7511
<td class="paramtype">unsigned int </td>
7512
<td class="paramname"> <em>val</em></td><td> </td>
7513
</tr>
7514
<tr>
7515
<td><br>
7516
</td>
7517
<td>)</td>
7518
<td><br>
7519
</td><td><br>
7520
</td><td width="100%"><br>
7521
</td>
7522
</tr>
7523
</tbody></table>
7524
</div>
7525
<div class="memdoc">
7526
7527
<p>
7528
Set subdevice part of CTL element identifier of a CTL element id/value.
7529
</p><p>
7530
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7531
<table border="0" cellpadding="0" cellspacing="2">
7532
<tbody><tr><td valign="top"><br>
7533
</td><td valign="top"><em>obj</em> </td><td>CTL element id/value </td></tr>
7534
<tr><td valign="top"><br>
7535
</td><td valign="top"><em>val</em> </td><td>subdevice part of element identifier </td></tr>
7536
</tbody></table>
7537
</dd></dl>
7538
7539
</div>
7540
</div><p>
7541
<a class="anchor" name="g1cc467f85955db8b0aee16d1107003cf"></a><!-- doxytag: member="control.h::snd_ctl_elem_value_sizeof" ref="g1cc467f85955db8b0aee16d1107003cf" args="(void)" -->
7542
</p><div class="memitem">
7543
<div class="memproto">
7544
<table class="memname">
7545
<tbody><tr>
7546
<td class="memname">size_t snd_ctl_elem_value_sizeof </td>
7547
<td>(</td>
7548
<td class="paramtype">void </td>
7549
<td class="paramname"> <br>
7550
</td>
7551
<td> ) </td>
7552
<td width="100%"><br>
7553
</td>
7554
</tr>
7555
</tbody></table>
7556
</div>
7557
<div class="memdoc">
7558
7559
<p>
7560
get size of <a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a>
7561
</p><p>
7562
</p><dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>size in bytes </dd></dl>
7563
7564
</div>
7565
</div><p>
7566
<a class="anchor" name="g17f1a202036e21a6b358d17191c9fa87"></a><!-- doxytag: member="control.h::snd_ctl_elem_write" ref="g17f1a202036e21a6b358d17191c9fa87" args="(snd_ctl_t *ctl, snd_ctl_elem_value_t *value)" -->
7567
</p><div class="memitem">
7568
<div class="memproto">
7569
<table class="memname">
7570
<tbody><tr>
7571
<td class="memname">int snd_ctl_elem_write </td>
7572
<td>(</td>
7573
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
7574
<td class="paramname"> <em>ctl</em>, </td>
7575
</tr>
7576
<tr>
7577
<td class="paramkey"><br>
7578
</td>
7579
<td><br>
7580
</td>
7581
<td class="paramtype"><a class="el" href="group___control.html#gdd89a5786a02a3f42d579c064c15221c">snd_ctl_elem_value_t</a> * </td>
7582
<td class="paramname"> <em>control</em></td><td> </td>
7583
</tr>
7584
<tr>
7585
<td><br>
7586
</td>
7587
<td>)</td>
7588
<td><br>
7589
</td><td><br>
7590
</td><td width="100%"><br>
7591
</td>
7592
</tr>
7593
</tbody></table>
7594
</div>
7595
<div class="memdoc">
7596
7597
<p>
7598
Set CTL element value.
7599
</p><p>
7600
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7601
<table border="0" cellpadding="0" cellspacing="2">
7602
<tbody><tr><td valign="top"><br>
7603
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
7604
<tr><td valign="top"><br>
7605
</td><td valign="top"><em>control</em> </td><td>CTL element id/value pointer </td></tr>
7606
</tbody></table>
7607
</dd></dl>
7608
<dl compact="compact"><dt><b>Return values:</b></dt><dd>
7609
<table border="0" cellpadding="0" cellspacing="2">
7610
<tbody><tr><td valign="top"><br>
7611
</td><td valign="top"><em>0</em> </td><td>on success </td></tr>
7612
<tr><td valign="top"><br>
7613
</td><td valign="top"><em>>0</em> </td><td>on success when value was changed </td></tr>
7614
<tr><td valign="top"><br>
7615
</td><td valign="top"><em><0</em> </td><td>a negative error code </td></tr>
7616
</tbody></table>
7617
</dd></dl>
7618
7619
</div>
7620
</div><p>
7621
<a class="anchor" name="g2091dae7224893a587ba4a3f9cec6210"></a><!-- doxytag: member="control.h::snd_ctl_event_clear" ref="g2091dae7224893a587ba4a3f9cec6210" args="(snd_ctl_event_t *obj)" -->
7622
</p><div class="memitem">
7623
<div class="memproto">
7624
<table class="memname">
7625
<tbody><tr>
7626
<td class="memname">void snd_ctl_event_clear </td>
7627
<td>(</td>
7628
<td class="paramtype"><a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7629
<td class="paramname"> <em>obj</em> </td>
7630
<td> ) </td>
7631
<td width="100%"><br>
7632
</td>
7633
</tr>
7634
</tbody></table>
7635
</div>
7636
<div class="memdoc">
7637
7638
<p>
7639
clear given <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> object
7640
</p><p>
7641
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7642
<table border="0" cellpadding="0" cellspacing="2">
7643
<tbody><tr><td valign="top"><br>
7644
</td><td valign="top"><em>obj</em> </td><td>pointer to object to clear </td></tr>
7645
</tbody></table>
7646
</dd></dl>
7647
7648
</div>
7649
</div><p>
7650
<a class="anchor" name="gea0e2db6b98d703f99b0b7814604241a"></a><!-- doxytag: member="control.h::snd_ctl_event_copy" ref="gea0e2db6b98d703f99b0b7814604241a" args="(snd_ctl_event_t *dst, const snd_ctl_event_t *src)" -->
7651
</p><div class="memitem">
7652
<div class="memproto">
7653
<table class="memname">
7654
<tbody><tr>
7655
<td class="memname">void snd_ctl_event_copy </td>
7656
<td>(</td>
7657
<td class="paramtype"><a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7658
<td class="paramname"> <em>dst</em>, </td>
7659
</tr>
7660
<tr>
7661
<td class="paramkey"><br>
7662
</td>
7663
<td><br>
7664
</td>
7665
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7666
<td class="paramname"> <em>src</em></td><td> </td>
7667
</tr>
7668
<tr>
7669
<td><br>
7670
</td>
7671
<td>)</td>
7672
<td><br>
7673
</td><td><br>
7674
</td><td width="100%"><br>
7675
</td>
7676
</tr>
7677
</tbody></table>
7678
</div>
7679
<div class="memdoc">
7680
7681
<p>
7682
copy one <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> to another
7683
</p><p>
7684
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7685
<table border="0" cellpadding="0" cellspacing="2">
7686
<tbody><tr><td valign="top"><br>
7687
</td><td valign="top"><em>dst</em> </td><td>pointer to destination </td></tr>
7688
<tr><td valign="top"><br>
7689
</td><td valign="top"><em>src</em> </td><td>pointer to source </td></tr>
7690
</tbody></table>
7691
</dd></dl>
7692
7693
</div>
7694
</div><p>
7695
<a class="anchor" name="g5dd956cb7a74b0744b0211d52b07c1d3"></a><!-- doxytag: member="control.h::snd_ctl_event_elem_get_device" ref="g5dd956cb7a74b0744b0211d52b07c1d3" args="(const snd_ctl_event_t *obj)" -->
7696
</p><div class="memitem">
7697
<div class="memproto">
7698
<table class="memname">
7699
<tbody><tr>
7700
<td class="memname">unsigned int snd_ctl_event_elem_get_device </td>
7701
<td>(</td>
7702
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7703
<td class="paramname"> <em>obj</em> </td>
7704
<td> ) </td>
7705
<td width="100%"><br>
7706
</td>
7707
</tr>
7708
</tbody></table>
7709
</div>
7710
<div class="memdoc">
7711
7712
<p>
7713
Get device part of CTL element identifier for an element related event.
7714
</p><p>
7715
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7716
<table border="0" cellpadding="0" cellspacing="2">
7717
<tbody><tr><td valign="top"><br>
7718
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
7719
</tbody></table>
7720
</dd></dl>
7721
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>device part of element identifier </dd></dl>
7722
7723
</div>
7724
</div><p>
7725
<a class="anchor" name="gfc04a1a1fc1d0bfbaa9c508c99cdb1fe"></a><!-- doxytag: member="control.h::snd_ctl_event_elem_get_id" ref="gfc04a1a1fc1d0bfbaa9c508c99cdb1fe" args="(const snd_ctl_event_t *obj, snd_ctl_elem_id_t *ptr)" -->
7726
</p><div class="memitem">
7727
<div class="memproto">
7728
<table class="memname">
7729
<tbody><tr>
7730
<td class="memname">void snd_ctl_event_elem_get_id </td>
7731
<td>(</td>
7732
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7733
<td class="paramname"> <em>obj</em>, </td>
7734
</tr>
7735
<tr>
7736
<td class="paramkey"><br>
7737
</td>
7738
<td><br>
7739
</td>
7740
<td class="paramtype"><a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
7741
<td class="paramname"> <em>ptr</em></td><td> </td>
7742
</tr>
7743
<tr>
7744
<td><br>
7745
</td>
7746
<td>)</td>
7747
<td><br>
7748
</td><td><br>
7749
</td><td width="100%"><br>
7750
</td>
7751
</tr>
7752
</tbody></table>
7753
</div>
7754
<div class="memdoc">
7755
7756
<p>
7757
Get CTL element identifier for an element related event.
7758
</p><p>
7759
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7760
<table border="0" cellpadding="0" cellspacing="2">
7761
<tbody><tr><td valign="top"><br>
7762
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
7763
<tr><td valign="top"><br>
7764
</td><td valign="top"><em>ptr</em> </td><td>Pointer to returned CTL element identifier </td></tr>
7765
</tbody></table>
7766
</dd></dl>
7767
7768
</div>
7769
</div><p>
7770
<a class="anchor" name="g6c7375029aa7bdd063e736805c19c75a"></a><!-- doxytag: member="control.h::snd_ctl_event_elem_get_index" ref="g6c7375029aa7bdd063e736805c19c75a" args="(const snd_ctl_event_t *obj)" -->
7771
</p><div class="memitem">
7772
<div class="memproto">
7773
<table class="memname">
7774
<tbody><tr>
7775
<td class="memname">unsigned int snd_ctl_event_elem_get_index </td>
7776
<td>(</td>
7777
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7778
<td class="paramname"> <em>obj</em> </td>
7779
<td> ) </td>
7780
<td width="100%"><br>
7781
</td>
7782
</tr>
7783
</tbody></table>
7784
</div>
7785
<div class="memdoc">
7786
7787
<p>
7788
Get index part of CTL element identifier for an element related event.
7789
</p><p>
7790
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7791
<table border="0" cellpadding="0" cellspacing="2">
7792
<tbody><tr><td valign="top"><br>
7793
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
7794
</tbody></table>
7795
</dd></dl>
7796
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>index part of element identifier </dd></dl>
7797
7798
</div>
7799
</div><p>
7800
<a class="anchor" name="gd13fbee7a7321d3a896a3be8d0ba49ea"></a><!-- doxytag: member="control.h::snd_ctl_event_elem_get_interface" ref="gd13fbee7a7321d3a896a3be8d0ba49ea" args="(const snd_ctl_event_t *obj)" -->
7801
</p><div class="memitem">
7802
<div class="memproto">
7803
<table class="memname">
7804
<tbody><tr>
7805
<td class="memname"><a class="el" href="group___control.html#gefabc042466e044251ea9990c94d46a6">snd_ctl_elem_iface_t</a> snd_ctl_event_elem_get_interface </td>
7806
<td>(</td>
7807
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7808
<td class="paramname"> <em>obj</em> </td>
7809
<td> ) </td>
7810
<td width="100%"><br>
7811
</td>
7812
</tr>
7813
</tbody></table>
7814
</div>
7815
<div class="memdoc">
7816
7817
<p>
7818
Get interface part of CTL element identifier for an element related event.
7819
</p><p>
7820
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7821
<table border="0" cellpadding="0" cellspacing="2">
7822
<tbody><tr><td valign="top"><br>
7823
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
7824
</tbody></table>
7825
</dd></dl>
7826
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>interface part of element identifier </dd></dl>
7827
7828
</div>
7829
</div><p>
7830
<a class="anchor" name="gf219ff52ef4669a0c21d159b9d261721"></a><!-- doxytag: member="control.h::snd_ctl_event_elem_get_mask" ref="gf219ff52ef4669a0c21d159b9d261721" args="(const snd_ctl_event_t *obj)" -->
7831
</p><div class="memitem">
7832
<div class="memproto">
7833
<table class="memname">
7834
<tbody><tr>
7835
<td class="memname">unsigned int snd_ctl_event_elem_get_mask </td>
7836
<td>(</td>
7837
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7838
<td class="paramname"> <em>obj</em> </td>
7839
<td> ) </td>
7840
<td width="100%"><br>
7841
</td>
7842
</tr>
7843
</tbody></table>
7844
</div>
7845
<div class="memdoc">
7846
7847
<p>
7848
Get event mask for an element related event.
7849
</p><p>
7850
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7851
<table border="0" cellpadding="0" cellspacing="2">
7852
<tbody><tr><td valign="top"><br>
7853
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
7854
</tbody></table>
7855
</dd></dl>
7856
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>event mask for element related event </dd></dl>
7857
7858
</div>
7859
</div><p>
7860
<a class="anchor" name="g6d257cc178d40bca1182960bba3896b5"></a><!-- doxytag: member="control.h::snd_ctl_event_elem_get_name" ref="g6d257cc178d40bca1182960bba3896b5" args="(const snd_ctl_event_t *obj)" -->
7861
</p><div class="memitem">
7862
<div class="memproto">
7863
<table class="memname">
7864
<tbody><tr>
7865
<td class="memname">const char* snd_ctl_event_elem_get_name </td>
7866
<td>(</td>
7867
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7868
<td class="paramname"> <em>obj</em> </td>
7869
<td> ) </td>
7870
<td width="100%"><br>
7871
</td>
7872
</tr>
7873
</tbody></table>
7874
</div>
7875
<div class="memdoc">
7876
7877
<p>
7878
Get name part of CTL element identifier for an element related event.
7879
</p><p>
7880
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7881
<table border="0" cellpadding="0" cellspacing="2">
7882
<tbody><tr><td valign="top"><br>
7883
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
7884
</tbody></table>
7885
</dd></dl>
7886
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>name part of element identifier </dd></dl>
7887
7888
</div>
7889
</div><p>
7890
<a class="anchor" name="g042978d450b52a14cebb3d23e3b88b50"></a><!-- doxytag: member="control.h::snd_ctl_event_elem_get_numid" ref="g042978d450b52a14cebb3d23e3b88b50" args="(const snd_ctl_event_t *obj)" -->
7891
</p><div class="memitem">
7892
<div class="memproto">
7893
<table class="memname">
7894
<tbody><tr>
7895
<td class="memname">unsigned int snd_ctl_event_elem_get_numid </td>
7896
<td>(</td>
7897
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7898
<td class="paramname"> <em>obj</em> </td>
7899
<td> ) </td>
7900
<td width="100%"><br>
7901
</td>
7902
</tr>
7903
</tbody></table>
7904
</div>
7905
<div class="memdoc">
7906
7907
<p>
7908
Get element numeric identifier for an element related event.
7909
</p><p>
7910
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7911
<table border="0" cellpadding="0" cellspacing="2">
7912
<tbody><tr><td valign="top"><br>
7913
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
7914
</tbody></table>
7915
</dd></dl>
7916
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>element numeric identifier </dd></dl>
7917
7918
</div>
7919
</div><p>
7920
<a class="anchor" name="gb824db8045e400a3129a2bd6f50cf6bc"></a><!-- doxytag: member="control.h::snd_ctl_event_elem_get_subdevice" ref="gb824db8045e400a3129a2bd6f50cf6bc" args="(const snd_ctl_event_t *obj)" -->
7921
</p><div class="memitem">
7922
<div class="memproto">
7923
<table class="memname">
7924
<tbody><tr>
7925
<td class="memname">unsigned int snd_ctl_event_elem_get_subdevice </td>
7926
<td>(</td>
7927
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7928
<td class="paramname"> <em>obj</em> </td>
7929
<td> ) </td>
7930
<td width="100%"><br>
7931
</td>
7932
</tr>
7933
</tbody></table>
7934
</div>
7935
<div class="memdoc">
7936
7937
<p>
7938
Get subdevice part of CTL element identifier for an element related event.
7939
</p><p>
7940
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7941
<table border="0" cellpadding="0" cellspacing="2">
7942
<tbody><tr><td valign="top"><br>
7943
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
7944
</tbody></table>
7945
</dd></dl>
7946
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>subdevice part of element identifier </dd></dl>
7947
7948
</div>
7949
</div><p>
7950
<a class="anchor" name="gb90db66d52ff57d45c5d22dfae0da1ce"></a><!-- doxytag: member="control.h::snd_ctl_event_free" ref="gb90db66d52ff57d45c5d22dfae0da1ce" args="(snd_ctl_event_t *obj)" -->
7951
</p><div class="memitem">
7952
<div class="memproto">
7953
<table class="memname">
7954
<tbody><tr>
7955
<td class="memname">void snd_ctl_event_free </td>
7956
<td>(</td>
7957
<td class="paramtype"><a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7958
<td class="paramname"> <em>obj</em> </td>
7959
<td> ) </td>
7960
<td width="100%"><br>
7961
</td>
7962
</tr>
7963
</tbody></table>
7964
</div>
7965
<div class="memdoc">
7966
7967
<p>
7968
frees a previously allocated <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a>
7969
</p><p>
7970
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
7971
<table border="0" cellpadding="0" cellspacing="2">
7972
<tbody><tr><td valign="top"><br>
7973
</td><td valign="top"><em>obj</em> </td><td>pointer to object to free </td></tr>
7974
</tbody></table>
7975
</dd></dl>
7976
7977
</div>
7978
</div><p>
7979
<a class="anchor" name="g386431fe458d900cb28619bcd2840de7"></a><!-- doxytag: member="control.h::snd_ctl_event_get_type" ref="g386431fe458d900cb28619bcd2840de7" args="(const snd_ctl_event_t *obj)" -->
7980
</p><div class="memitem">
7981
<div class="memproto">
7982
<table class="memname">
7983
<tbody><tr>
7984
<td class="memname"><a class="el" href="group___control.html#geb316edaa7cbf04002c7539e653e1062">snd_ctl_event_type_t</a> snd_ctl_event_get_type </td>
7985
<td>(</td>
7986
<td class="paramtype">const <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
7987
<td class="paramname"> <em>obj</em> </td>
7988
<td> ) </td>
7989
<td width="100%"><br>
7990
</td>
7991
</tr>
7992
</tbody></table>
7993
</div>
7994
<div class="memdoc">
7995
7996
<p>
7997
Get type of a CTL event.
7998
</p><p>
7999
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8000
<table border="0" cellpadding="0" cellspacing="2">
8001
<tbody><tr><td valign="top"><br>
8002
</td><td valign="top"><em>obj</em> </td><td>CTL event </td></tr>
8003
</tbody></table>
8004
</dd></dl>
8005
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>CTL event type </dd></dl>
8006
8007
</div>
8008
</div><p>
8009
<a class="anchor" name="g076f6a9d96cfe42d1dc3705a5f2b047c"></a><!-- doxytag: member="control.h::snd_ctl_event_malloc" ref="g076f6a9d96cfe42d1dc3705a5f2b047c" args="(snd_ctl_event_t **ptr)" -->
8010
</p><div class="memitem">
8011
<div class="memproto">
8012
<table class="memname">
8013
<tbody><tr>
8014
<td class="memname">int snd_ctl_event_malloc </td>
8015
<td>(</td>
8016
<td class="paramtype"><a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> ** </td>
8017
<td class="paramname"> <em>ptr</em> </td>
8018
<td> ) </td>
8019
<td width="100%"><br>
8020
</td>
8021
</tr>
8022
</tbody></table>
8023
</div>
8024
<div class="memdoc">
8025
8026
<p>
8027
allocate an invalid <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> using standard malloc
8028
</p><p>
8029
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8030
<table border="0" cellpadding="0" cellspacing="2">
8031
<tbody><tr><td valign="top"><br>
8032
</td><td valign="top"><em>ptr</em> </td><td>returned pointer </td></tr>
8033
</tbody></table>
8034
</dd></dl>
8035
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise negative error code </dd></dl>
8036
8037
</div>
8038
</div><p>
8039
<a class="anchor" name="g55a2d16ee51feddcc71caa9609d02116"></a><!-- doxytag: member="control.h::snd_ctl_event_sizeof" ref="g55a2d16ee51feddcc71caa9609d02116" args="(void)" -->
8040
</p><div class="memitem">
8041
<div class="memproto">
8042
<table class="memname">
8043
<tbody><tr>
8044
<td class="memname">size_t snd_ctl_event_sizeof </td>
8045
<td>(</td>
8046
<td class="paramtype">void </td>
8047
<td class="paramname"> <br>
8048
</td>
8049
<td> ) </td>
8050
<td width="100%"><br>
8051
</td>
8052
</tr>
8053
</tbody></table>
8054
</div>
8055
<div class="memdoc">
8056
8057
<p>
8058
get size of <a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a>
8059
</p><p>
8060
</p><dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>size in bytes </dd></dl>
8061
8062
</div>
8063
</div><p>
8064
<a class="anchor" name="g9357ffcb27d0224d01d0704620ff5828"></a><!-- doxytag: member="control.h::snd_ctl_event_type_name" ref="g9357ffcb27d0224d01d0704620ff5828" args="(snd_ctl_event_type_t type)" -->
8065
</p><div class="memitem">
8066
<div class="memproto">
8067
<table class="memname">
8068
<tbody><tr>
8069
<td class="memname">const char* snd_ctl_event_type_name </td>
8070
<td>(</td>
8071
<td class="paramtype"><a class="el" href="group___control.html#geb316edaa7cbf04002c7539e653e1062">snd_ctl_event_type_t</a> </td>
8072
<td class="paramname"> <em>type</em> </td>
8073
<td> ) </td>
8074
<td width="100%"><br>
8075
</td>
8076
</tr>
8077
</tbody></table>
8078
</div>
8079
<div class="memdoc">
8080
8081
<p>
8082
get name of a CTL event type
8083
</p><p>
8084
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8085
<table border="0" cellpadding="0" cellspacing="2">
8086
<tbody><tr><td valign="top"><br>
8087
</td><td valign="top"><em>type</em> </td><td>CTL event type </td></tr>
8088
</tbody></table>
8089
</dd></dl>
8090
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>ascii name of CTL event type </dd></dl>
8091
8092
</div>
8093
</div><p>
8094
<a class="anchor" name="g1fabb04772efb2ea2c07ac1eed4764ae"></a><!-- doxytag: member="control.h::snd_ctl_get_dB_range" ref="g1fabb04772efb2ea2c07ac1eed4764ae" args="(snd_ctl_t *ctl, const snd_ctl_elem_id_t *id, long *min, long *max)" -->
8095
</p><div class="memitem">
8096
<div class="memproto">
8097
<table class="memname">
8098
<tbody><tr>
8099
<td class="memname">int snd_ctl_get_dB_range </td>
8100
<td>(</td>
8101
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8102
<td class="paramname"> <em>ctl</em>, </td>
8103
</tr>
8104
<tr>
8105
<td class="paramkey"><br>
8106
</td>
8107
<td><br>
8108
</td>
8109
<td class="paramtype">const <a class="el" href="group___control.html#gd91a3e04a25060e07917389417d474e4">snd_ctl_elem_id_t</a> * </td>
8110
<td class="paramname"> <em>id</em>, </td>
8111
</tr>
8112
<tr>
8113
<td class="paramkey"><br>
8114
</td>
8115
<td><br>
8116
</td>
8117
<td class="paramtype">long * </td>
8118
<td class="paramname"> <em>min</em>, </td>
8119
</tr>
8120
<tr>
8121
<td class="paramkey"><br>
8122
</td>
8123
<td><br>
8124
</td>
8125
<td class="paramtype">long * </td>
8126
<td class="paramname"> <em>max</em></td><td> </td>
8127
</tr>
8128
<tr>
8129
<td><br>
8130
</td>
8131
<td>)</td>
8132
<td><br>
8133
</td><td><br>
8134
</td><td width="100%"><br>
8135
</td>
8136
</tr>
8137
</tbody></table>
8138
</div>
8139
<div class="memdoc">
8140
8141
<p>
8142
Get the dB min/max values on the given control element.
8143
</p><p>
8144
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8145
<table border="0" cellpadding="0" cellspacing="2">
8146
<tbody><tr><td valign="top"><br>
8147
</td><td valign="top"><em>ctl</em> </td><td>the control handler </td></tr>
8148
<tr><td valign="top"><br>
8149
</td><td valign="top"><em>id</em> </td><td>the element id </td></tr>
8150
<tr><td valign="top"><br>
8151
</td><td valign="top"><em>min</em> </td><td>the pointer to store the minimum dB value (in 0.01dB unit) </td></tr>
8152
<tr><td valign="top"><br>
8153
</td><td valign="top"><em>max</em> </td><td>the pointer to store the maximum dB value (in 0.01dB unit) </td></tr>
8154
</tbody></table>
8155
</dd></dl>
8156
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if successful, or a negative error code </dd></dl>
8157
8158
</div>
8159
</div><p>
8160
<a class="anchor" name="gdba7e71f27a44ef898af21b6ddc0a0f7"></a><!-- doxytag: member="control.h::snd_ctl_get_power_state" ref="gdba7e71f27a44ef898af21b6ddc0a0f7" args="(snd_ctl_t *ctl, unsigned int *state)" -->
8161
</p><div class="memitem">
8162
<div class="memproto">
8163
<table class="memname">
8164
<tbody><tr>
8165
<td class="memname">int snd_ctl_get_power_state </td>
8166
<td>(</td>
8167
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8168
<td class="paramname"> <em>ctl</em>, </td>
8169
</tr>
8170
<tr>
8171
<td class="paramkey"><br>
8172
</td>
8173
<td><br>
8174
</td>
8175
<td class="paramtype">unsigned int * </td>
8176
<td class="paramname"> <em>state</em></td><td> </td>
8177
</tr>
8178
<tr>
8179
<td><br>
8180
</td>
8181
<td>)</td>
8182
<td><br>
8183
</td><td><br>
8184
</td><td width="100%"><br>
8185
</td>
8186
</tr>
8187
</tbody></table>
8188
</div>
8189
<div class="memdoc">
8190
8191
<p>
8192
Get actual Power State.
8193
</p><p>
8194
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8195
<table border="0" cellpadding="0" cellspacing="2">
8196
<tbody><tr><td valign="top"><br>
8197
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8198
<tr><td valign="top"><br>
8199
</td><td valign="top"><em>state</em> </td><td>Destination value </td></tr>
8200
</tbody></table>
8201
</dd></dl>
8202
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
8203
8204
</div>
8205
</div><p>
8206
<a class="anchor" name="gf4f33af8a1f0bd3f4c1bb02195212899"></a><!-- doxytag: member="control.h::snd_ctl_name" ref="gf4f33af8a1f0bd3f4c1bb02195212899" args="(snd_ctl_t *ctl)" -->
8207
</p><div class="memitem">
8208
<div class="memproto">
8209
<table class="memname">
8210
<tbody><tr>
8211
<td class="memname">const char* snd_ctl_name </td>
8212
<td>(</td>
8213
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8214
<td class="paramname"> <em>ctl</em> </td>
8215
<td> ) </td>
8216
<td width="100%"><br>
8217
</td>
8218
</tr>
8219
</tbody></table>
8220
</div>
8221
<div class="memdoc">
8222
8223
<p>
8224
get identifier of CTL handle
8225
</p><p>
8226
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8227
<table border="0" cellpadding="0" cellspacing="2">
8228
<tbody><tr><td valign="top"><br>
8229
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8230
</tbody></table>
8231
</dd></dl>
8232
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>ascii identifier of CTL handle</dd></dl>
8233
Returns the ASCII identifier of given CTL handle. It's the same identifier specified in <a class="el" href="group___control.html#g22f42c2f2d87ba35139b7de50effc567">snd_ctl_open()</a>.
8234
</div>
8235
</div><p>
8236
<a class="anchor" name="gd6dc5e34dfe46b6f45a3c439d6ba42d1"></a><!-- doxytag: member="control.h::snd_ctl_nonblock" ref="gd6dc5e34dfe46b6f45a3c439d6ba42d1" args="(snd_ctl_t *ctl, int nonblock)" -->
8237
</p><div class="memitem">
8238
<div class="memproto">
8239
<table class="memname">
8240
<tbody><tr>
8241
<td class="memname">int snd_ctl_nonblock </td>
8242
<td>(</td>
8243
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8244
<td class="paramname"> <em>ctl</em>, </td>
8245
</tr>
8246
<tr>
8247
<td class="paramkey"><br>
8248
</td>
8249
<td><br>
8250
</td>
8251
<td class="paramtype">int </td>
8252
<td class="paramname"> <em>nonblock</em></td><td> </td>
8253
</tr>
8254
<tr>
8255
<td><br>
8256
</td>
8257
<td>)</td>
8258
<td><br>
8259
</td><td><br>
8260
</td><td width="100%"><br>
8261
</td>
8262
</tr>
8263
</tbody></table>
8264
</div>
8265
<div class="memdoc">
8266
8267
<p>
8268
set nonblock mode
8269
</p><p>
8270
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8271
<table border="0" cellpadding="0" cellspacing="2">
8272
<tbody><tr><td valign="top"><br>
8273
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8274
<tr><td valign="top"><br>
8275
</td><td valign="top"><em>nonblock</em> </td><td>0 = block, 1 = nonblock mode </td></tr>
8276
</tbody></table>
8277
</dd></dl>
8278
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
8279
8280
</div>
8281
</div><p>
8282
<a class="anchor" name="g22f42c2f2d87ba35139b7de50effc567"></a><!-- doxytag: member="control.h::snd_ctl_open" ref="g22f42c2f2d87ba35139b7de50effc567" args="(snd_ctl_t **ctl, const char *name, int mode)" -->
8283
</p><div class="memitem">
8284
<div class="memproto">
8285
<table class="memname">
8286
<tbody><tr>
8287
<td class="memname">int snd_ctl_open </td>
8288
<td>(</td>
8289
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> ** </td>
8290
<td class="paramname"> <em>ctlp</em>, </td>
8291
</tr>
8292
<tr>
8293
<td class="paramkey"><br>
8294
</td>
8295
<td><br>
8296
</td>
8297
<td class="paramtype">const char * </td>
8298
<td class="paramname"> <em>name</em>, </td>
8299
</tr>
8300
<tr>
8301
<td class="paramkey"><br>
8302
</td>
8303
<td><br>
8304
</td>
8305
<td class="paramtype">int </td>
8306
<td class="paramname"> <em>mode</em></td><td> </td>
8307
</tr>
8308
<tr>
8309
<td><br>
8310
</td>
8311
<td>)</td>
8312
<td><br>
8313
</td><td><br>
8314
</td><td width="100%"><br>
8315
</td>
8316
</tr>
8317
</tbody></table>
8318
</div>
8319
<div class="memdoc">
8320
8321
<p>
8322
Opens a CTL.
8323
</p><p>
8324
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8325
<table border="0" cellpadding="0" cellspacing="2">
8326
<tbody><tr><td valign="top"><br>
8327
</td><td valign="top"><em>ctlp</em> </td><td>Returned CTL handle </td></tr>
8328
<tr><td valign="top"><br>
8329
</td><td valign="top"><em>name</em> </td><td>ASCII identifier of the CTL handle </td></tr>
8330
<tr><td valign="top"><br>
8331
</td><td valign="top"><em>mode</em> </td><td>Open mode (see <a class="el" href="group___control.html#g5586bc148cc719502294277c91a89ff5">SND_CTL_NONBLOCK</a>, <a class="el" href="group___control.html#g65f5927f20d2ee013b69b6df7f0f4087">SND_CTL_ASYNC</a>) </td></tr>
8332
</tbody></table>
8333
</dd></dl>
8334
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
8335
8336
</div>
8337
</div><p>
8338
<a class="anchor" name="g11a7d33017db952b9f42008f004b9dc6"></a><!-- doxytag: member="control.h::snd_ctl_open_lconf" ref="g11a7d33017db952b9f42008f004b9dc6" args="(snd_ctl_t **ctl, const char *name, int mode, snd_config_t *lconf)" -->
8339
</p><div class="memitem">
8340
<div class="memproto">
8341
<table class="memname">
8342
<tbody><tr>
8343
<td class="memname">int snd_ctl_open_lconf </td>
8344
<td>(</td>
8345
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> ** </td>
8346
<td class="paramname"> <em>ctlp</em>, </td>
8347
</tr>
8348
<tr>
8349
<td class="paramkey"><br>
8350
</td>
8351
<td><br>
8352
</td>
8353
<td class="paramtype">const char * </td>
8354
<td class="paramname"> <em>name</em>, </td>
8355
</tr>
8356
<tr>
8357
<td class="paramkey"><br>
8358
</td>
8359
<td><br>
8360
</td>
8361
<td class="paramtype">int </td>
8362
<td class="paramname"> <em>mode</em>, </td>
8363
</tr>
8364
<tr>
8365
<td class="paramkey"><br>
8366
</td>
8367
<td><br>
8368
</td>
8369
<td class="paramtype"><a class="el" href="group___config.html#gb7dc173feea5bedcd999bba678eb53a7">snd_config_t</a> * </td>
8370
<td class="paramname"> <em>lconf</em></td><td> </td>
8371
</tr>
8372
<tr>
8373
<td><br>
8374
</td>
8375
<td>)</td>
8376
<td><br>
8377
</td><td><br>
8378
</td><td width="100%"><br>
8379
</td>
8380
</tr>
8381
</tbody></table>
8382
</div>
8383
<div class="memdoc">
8384
8385
<p>
8386
Opens a CTL using local configuration.
8387
</p><p>
8388
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8389
<table border="0" cellpadding="0" cellspacing="2">
8390
<tbody><tr><td valign="top"><br>
8391
</td><td valign="top"><em>ctlp</em> </td><td>Returned CTL handle </td></tr>
8392
<tr><td valign="top"><br>
8393
</td><td valign="top"><em>name</em> </td><td>ASCII identifier of the CTL handle </td></tr>
8394
<tr><td valign="top"><br>
8395
</td><td valign="top"><em>mode</em> </td><td>Open mode (see <a class="el" href="group___control.html#g5586bc148cc719502294277c91a89ff5">SND_CTL_NONBLOCK</a>, <a class="el" href="group___control.html#g65f5927f20d2ee013b69b6df7f0f4087">SND_CTL_ASYNC</a>) </td></tr>
8396
<tr><td valign="top"><br>
8397
</td><td valign="top"><em>lconf</em> </td><td>Local configuration </td></tr>
8398
</tbody></table>
8399
</dd></dl>
8400
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
8401
8402
</div>
8403
</div><p>
8404
<a class="anchor" name="g670abfcc404b38fa80af355141aec9ea"></a><!-- doxytag: member="control.h::snd_ctl_poll_descriptors" ref="g670abfcc404b38fa80af355141aec9ea" args="(snd_ctl_t *ctl, struct pollfd *pfds, unsigned int space)" -->
8405
</p><div class="memitem">
8406
<div class="memproto">
8407
<table class="memname">
8408
<tbody><tr>
8409
<td class="memname">int snd_ctl_poll_descriptors </td>
8410
<td>(</td>
8411
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8412
<td class="paramname"> <em>ctl</em>, </td>
8413
</tr>
8414
<tr>
8415
<td class="paramkey"><br>
8416
</td>
8417
<td><br>
8418
</td>
8419
<td class="paramtype">struct pollfd * </td>
8420
<td class="paramname"> <em>pfds</em>, </td>
8421
</tr>
8422
<tr>
8423
<td class="paramkey"><br>
8424
</td>
8425
<td><br>
8426
</td>
8427
<td class="paramtype">unsigned int </td>
8428
<td class="paramname"> <em>space</em></td><td> </td>
8429
</tr>
8430
<tr>
8431
<td><br>
8432
</td>
8433
<td>)</td>
8434
<td><br>
8435
</td><td><br>
8436
</td><td width="100%"><br>
8437
</td>
8438
</tr>
8439
</tbody></table>
8440
</div>
8441
<div class="memdoc">
8442
8443
<p>
8444
get poll descriptors
8445
</p><p>
8446
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8447
<table border="0" cellpadding="0" cellspacing="2">
8448
<tbody><tr><td valign="top"><br>
8449
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8450
<tr><td valign="top"><br>
8451
</td><td valign="top"><em>pfds</em> </td><td>array of poll descriptors </td></tr>
8452
<tr><td valign="top"><br>
8453
</td><td valign="top"><em>space</em> </td><td>space in the poll descriptor array </td></tr>
8454
</tbody></table>
8455
</dd></dl>
8456
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>count of filled descriptors </dd></dl>
8457
8458
</div>
8459
</div><p>
8460
<a class="anchor" name="gc920dd42059e0700840642ad36c30597"></a><!-- doxytag: member="control.h::snd_ctl_poll_descriptors_count" ref="gc920dd42059e0700840642ad36c30597" args="(snd_ctl_t *ctl)" -->
8461
</p><div class="memitem">
8462
<div class="memproto">
8463
<table class="memname">
8464
<tbody><tr>
8465
<td class="memname">int snd_ctl_poll_descriptors_count </td>
8466
<td>(</td>
8467
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8468
<td class="paramname"> <em>ctl</em> </td>
8469
<td> ) </td>
8470
<td width="100%"><br>
8471
</td>
8472
</tr>
8473
</tbody></table>
8474
</div>
8475
<div class="memdoc">
8476
8477
<p>
8478
get count of poll descriptors for CTL handle
8479
</p><p>
8480
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8481
<table border="0" cellpadding="0" cellspacing="2">
8482
<tbody><tr><td valign="top"><br>
8483
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8484
</tbody></table>
8485
</dd></dl>
8486
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>count of poll descriptors </dd></dl>
8487
8488
</div>
8489
</div><p>
8490
<a class="anchor" name="ga70244cf1d5abccf0534642a84f93a84"></a><!-- doxytag: member="control.h::snd_ctl_poll_descriptors_revents" ref="ga70244cf1d5abccf0534642a84f93a84" args="(snd_ctl_t *ctl, struct pollfd *pfds, unsigned int nfds, unsigned short *revents)" -->
8491
</p><div class="memitem">
8492
<div class="memproto">
8493
<table class="memname">
8494
<tbody><tr>
8495
<td class="memname">int snd_ctl_poll_descriptors_revents </td>
8496
<td>(</td>
8497
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8498
<td class="paramname"> <em>ctl</em>, </td>
8499
</tr>
8500
<tr>
8501
<td class="paramkey"><br>
8502
</td>
8503
<td><br>
8504
</td>
8505
<td class="paramtype">struct pollfd * </td>
8506
<td class="paramname"> <em>pfds</em>, </td>
8507
</tr>
8508
<tr>
8509
<td class="paramkey"><br>
8510
</td>
8511
<td><br>
8512
</td>
8513
<td class="paramtype">unsigned int </td>
8514
<td class="paramname"> <em>nfds</em>, </td>
8515
</tr>
8516
<tr>
8517
<td class="paramkey"><br>
8518
</td>
8519
<td><br>
8520
</td>
8521
<td class="paramtype">unsigned short * </td>
8522
<td class="paramname"> <em>revents</em></td><td> </td>
8523
</tr>
8524
<tr>
8525
<td><br>
8526
</td>
8527
<td>)</td>
8528
<td><br>
8529
</td><td><br>
8530
</td><td width="100%"><br>
8531
</td>
8532
</tr>
8533
</tbody></table>
8534
</div>
8535
<div class="memdoc">
8536
8537
<p>
8538
get returned events from poll descriptors
8539
</p><p>
8540
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8541
<table border="0" cellpadding="0" cellspacing="2">
8542
<tbody><tr><td valign="top"><br>
8543
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8544
<tr><td valign="top"><br>
8545
</td><td valign="top"><em>pfds</em> </td><td>array of poll descriptors </td></tr>
8546
<tr><td valign="top"><br>
8547
</td><td valign="top"><em>nfds</em> </td><td>count of poll descriptors </td></tr>
8548
<tr><td valign="top"><br>
8549
</td><td valign="top"><em>revents</em> </td><td>returned events </td></tr>
8550
</tbody></table>
8551
</dd></dl>
8552
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero if success, otherwise a negative error code </dd></dl>
8553
8554
</div>
8555
</div><p>
8556
<a class="anchor" name="ge9143d17bbcc7f039601fe6465fe813d"></a><!-- doxytag: member="control.h::snd_ctl_read" ref="ge9143d17bbcc7f039601fe6465fe813d" args="(snd_ctl_t *ctl, snd_ctl_event_t *event)" -->
8557
</p><div class="memitem">
8558
<div class="memproto">
8559
<table class="memname">
8560
<tbody><tr>
8561
<td class="memname">int snd_ctl_read </td>
8562
<td>(</td>
8563
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8564
<td class="paramname"> <em>ctl</em>, </td>
8565
</tr>
8566
<tr>
8567
<td class="paramkey"><br>
8568
</td>
8569
<td><br>
8570
</td>
8571
<td class="paramtype"><a class="el" href="group___control.html#gf57af9a15a9a226825a7814a1c473a16">snd_ctl_event_t</a> * </td>
8572
<td class="paramname"> <em>event</em></td><td> </td>
8573
</tr>
8574
<tr>
8575
<td><br>
8576
</td>
8577
<td>)</td>
8578
<td><br>
8579
</td><td><br>
8580
</td><td width="100%"><br>
8581
</td>
8582
</tr>
8583
</tbody></table>
8584
</div>
8585
<div class="memdoc">
8586
8587
<p>
8588
Read an event.
8589
</p><p>
8590
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8591
<table border="0" cellpadding="0" cellspacing="2">
8592
<tbody><tr><td valign="top"><br>
8593
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8594
<tr><td valign="top"><br>
8595
</td><td valign="top"><em>event</em> </td><td>Event pointer </td></tr>
8596
</tbody></table>
8597
</dd></dl>
8598
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>number of events read otherwise a negative error code on failure </dd></dl>
8599
8600
</div>
8601
</div><p>
8602
<a class="anchor" name="gf70feeb5ea9216121c5fb26034f28ac4"></a><!-- doxytag: member="control.h::snd_ctl_set_power_state" ref="gf70feeb5ea9216121c5fb26034f28ac4" args="(snd_ctl_t *ctl, unsigned int state)" -->
8603
</p><div class="memitem">
8604
<div class="memproto">
8605
<table class="memname">
8606
<tbody><tr>
8607
<td class="memname">int snd_ctl_set_power_state </td>
8608
<td>(</td>
8609
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8610
<td class="paramname"> <em>ctl</em>, </td>
8611
</tr>
8612
<tr>
8613
<td class="paramkey"><br>
8614
</td>
8615
<td><br>
8616
</td>
8617
<td class="paramtype">unsigned int </td>
8618
<td class="paramname"> <em>state</em></td><td> </td>
8619
</tr>
8620
<tr>
8621
<td><br>
8622
</td>
8623
<td>)</td>
8624
<td><br>
8625
</td><td><br>
8626
</td><td width="100%"><br>
8627
</td>
8628
</tr>
8629
</tbody></table>
8630
</div>
8631
<div class="memdoc">
8632
8633
<p>
8634
Set Power State to given SND_CTL_POWER_* value and do the power management.
8635
</p><p>
8636
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8637
<table border="0" cellpadding="0" cellspacing="2">
8638
<tbody><tr><td valign="top"><br>
8639
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8640
<tr><td valign="top"><br>
8641
</td><td valign="top"><em>state</em> </td><td>Desired Power State </td></tr>
8642
</tbody></table>
8643
</dd></dl>
8644
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
8645
8646
</div>
8647
</div><p>
8648
<a class="anchor" name="g9a9dfdbbd2b7c2d74293f8c54e51445b"></a><!-- doxytag: member="control.h::snd_ctl_subscribe_events" ref="g9a9dfdbbd2b7c2d74293f8c54e51445b" args="(snd_ctl_t *ctl, int subscribe)" -->
8649
</p><div class="memitem">
8650
<div class="memproto">
8651
<table class="memname">
8652
<tbody><tr>
8653
<td class="memname">int snd_ctl_subscribe_events </td>
8654
<td>(</td>
8655
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8656
<td class="paramname"> <em>ctl</em>, </td>
8657
</tr>
8658
<tr>
8659
<td class="paramkey"><br>
8660
</td>
8661
<td><br>
8662
</td>
8663
<td class="paramtype">int </td>
8664
<td class="paramname"> <em>subscribe</em></td><td> </td>
8665
</tr>
8666
<tr>
8667
<td><br>
8668
</td>
8669
<td>)</td>
8670
<td><br>
8671
</td><td><br>
8672
</td><td width="100%"><br>
8673
</td>
8674
</tr>
8675
</tbody></table>
8676
</div>
8677
<div class="memdoc">
8678
8679
<p>
8680
Ask to be informed about events (poll, <a class="el" href="group___control.html#gc6043c5e6f543bbb370e731f6b99fe38">snd_async_add_ctl_handler</a>, <a class="el" href="group___control.html#ge9143d17bbcc7f039601fe6465fe813d">snd_ctl_read</a>).
8681
</p><p>
8682
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8683
<table border="0" cellpadding="0" cellspacing="2">
8684
<tbody><tr><td valign="top"><br>
8685
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8686
<tr><td valign="top"><br>
8687
</td><td valign="top"><em>subscribe</em> </td><td>0 = unsubscribe, 1 = subscribe </td></tr>
8688
</tbody></table>
8689
</dd></dl>
8690
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 on success otherwise a negative error code </dd></dl>
8691
8692
</div>
8693
</div><p>
8694
<a class="anchor" name="g97dce0bd3805dc72abf9cd4bb2a26de5"></a><!-- doxytag: member="control.h::snd_ctl_type" ref="g97dce0bd3805dc72abf9cd4bb2a26de5" args="(snd_ctl_t *ctl)" -->
8695
</p><div class="memitem">
8696
<div class="memproto">
8697
<table class="memname">
8698
<tbody><tr>
8699
<td class="memname"><a class="el" href="group___control.html#g7a2cbe28de2a12d5dbb22c5756e33dd1">snd_ctl_type_t</a> snd_ctl_type </td>
8700
<td>(</td>
8701
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8702
<td class="paramname"> <em>ctl</em> </td>
8703
<td> ) </td>
8704
<td width="100%"><br>
8705
</td>
8706
</tr>
8707
</tbody></table>
8708
</div>
8709
<div class="memdoc">
8710
8711
<p>
8712
get type of CTL handle
8713
</p><p>
8714
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8715
<table border="0" cellpadding="0" cellspacing="2">
8716
<tbody><tr><td valign="top"><br>
8717
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8718
</tbody></table>
8719
</dd></dl>
8720
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>type of CTL handle</dd></dl>
8721
Returns the type <a class="el" href="group___control.html#g7a2cbe28de2a12d5dbb22c5756e33dd1">snd_ctl_type_t</a> of given CTL handle.
8722
</div>
8723
</div><p>
8724
<a class="anchor" name="g4aa1bf3d1456da9c5eba36de6050c950"></a><!-- doxytag: member="control.h::snd_ctl_wait" ref="g4aa1bf3d1456da9c5eba36de6050c950" args="(snd_ctl_t *ctl, int timeout)" -->
8725
</p><div class="memitem">
8726
<div class="memproto">
8727
<table class="memname">
8728
<tbody><tr>
8729
<td class="memname">int snd_ctl_wait </td>
8730
<td>(</td>
8731
<td class="paramtype"><a class="el" href="group___control.html#g6fef7f4892f9960f41ead15ef8994aa0">snd_ctl_t</a> * </td>
8732
<td class="paramname"> <em>ctl</em>, </td>
8733
</tr>
8734
<tr>
8735
<td class="paramkey"><br>
8736
</td>
8737
<td><br>
8738
</td>
8739
<td class="paramtype">int </td>
8740
<td class="paramname"> <em>timeout</em></td><td> </td>
8741
</tr>
8742
<tr>
8743
<td><br>
8744
</td>
8745
<td>)</td>
8746
<td><br>
8747
</td><td><br>
8748
</td><td width="100%"><br>
8749
</td>
8750
</tr>
8751
</tbody></table>
8752
</div>
8753
<div class="memdoc">
8754
8755
<p>
8756
Wait for a CTL to become ready (i.e. at least one event pending).
8757
</p><p>
8758
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8759
<table border="0" cellpadding="0" cellspacing="2">
8760
<tbody><tr><td valign="top"><br>
8761
</td><td valign="top"><em>ctl</em> </td><td>CTL handle </td></tr>
8762
<tr><td valign="top"><br>
8763
</td><td valign="top"><em>timeout</em> </td><td>maximum time in milliseconds to wait </td></tr>
8764
</tbody></table>
8765
</dd></dl>
8766
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 otherwise a negative error code on failure </dd></dl>
8767
8768
</div>
8769
</div><p>
8770
<a class="anchor" name="gb04e1e8ca97e03ce0ae32a867778b10e"></a><!-- doxytag: member="control.h::snd_device_name_free_hint" ref="gb04e1e8ca97e03ce0ae32a867778b10e" args="(void **hints)" -->
8771
</p><div class="memitem">
8772
<div class="memproto">
8773
<table class="memname">
8774
<tbody><tr>
8775
<td class="memname">int snd_device_name_free_hint </td>
8776
<td>(</td>
8777
<td class="paramtype">void ** </td>
8778
<td class="paramname"> <em>hints</em> </td>
8779
<td> ) </td>
8780
<td width="100%"><br>
8781
</td>
8782
</tr>
8783
</tbody></table>
8784
</div>
8785
<div class="memdoc">
8786
8787
<p>
8788
Free a string list with device name hints.
8789
</p><p>
8790
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8791
<table border="0" cellpadding="0" cellspacing="2">
8792
<tbody><tr><td valign="top"><br>
8793
</td><td valign="top"><em>hints</em> </td><td>A string list to free </td></tr>
8794
</tbody></table>
8795
</dd></dl>
8796
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero if success, otherwise a negative error code </dd></dl>
8797
8798
</div>
8799
</div><p>
8800
<a class="anchor" name="g89654b540632851f112745d07804cda7"></a><!-- doxytag: member="control.h::snd_device_name_get_hint" ref="g89654b540632851f112745d07804cda7" args="(const void *hint, const char *id)" -->
8801
</p><div class="memitem">
8802
<div class="memproto">
8803
<table class="memname">
8804
<tbody><tr>
8805
<td class="memname">char* snd_device_name_get_hint </td>
8806
<td>(</td>
8807
<td class="paramtype">const void * </td>
8808
<td class="paramname"> <em>hint</em>, </td>
8809
</tr>
8810
<tr>
8811
<td class="paramkey"><br>
8812
</td>
8813
<td><br>
8814
</td>
8815
<td class="paramtype">const char * </td>
8816
<td class="paramname"> <em>id</em></td><td> </td>
8817
</tr>
8818
<tr>
8819
<td><br>
8820
</td>
8821
<td>)</td>
8822
<td><br>
8823
</td><td><br>
8824
</td><td width="100%"><br>
8825
</td>
8826
</tr>
8827
</tbody></table>
8828
</div>
8829
<div class="memdoc">
8830
8831
<p>
8832
Get a hint Free a string list with device name hints.
8833
</p><p>
8834
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8835
<table border="0" cellpadding="0" cellspacing="2">
8836
<tbody><tr><td valign="top"><br>
8837
</td><td valign="top"><em>hint</em> </td><td>A pointer to hint </td></tr>
8838
<tr><td valign="top"><br>
8839
</td><td valign="top"><em>id</em> </td><td>Hint ID (see bellow) </td></tr>
8840
</tbody></table>
8841
</dd></dl>
8842
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>an allocated ASCII string if success, otherwise NULL</dd></dl>List
8843
of valid IDs: NAME - name of device DESC - description of device IOID -
8844
input / output identification (Input or Output strings), not present
8845
(NULL) means both </div>
8846
</div><p>
8847
<a class="anchor" name="gceb9a23613885d5217e15629450ccf2c"></a><!-- doxytag: member="control.h::snd_device_name_hint" ref="gceb9a23613885d5217e15629450ccf2c" args="(int card, const char *iface, void ***hints)" -->
8848
</p><div class="memitem">
8849
<div class="memproto">
8850
<table class="memname">
8851
<tbody><tr>
8852
<td class="memname">int snd_device_name_hint </td>
8853
<td>(</td>
8854
<td class="paramtype">int </td>
8855
<td class="paramname"> <em>card</em>, </td>
8856
</tr>
8857
<tr>
8858
<td class="paramkey"><br>
8859
</td>
8860
<td><br>
8861
</td>
8862
<td class="paramtype">const char * </td>
8863
<td class="paramname"> <em>iface</em>, </td>
8864
</tr>
8865
<tr>
8866
<td class="paramkey"><br>
8867
</td>
8868
<td><br>
8869
</td>
8870
<td class="paramtype">void *** </td>
8871
<td class="paramname"> <em>hints</em></td><td> </td>
8872
</tr>
8873
<tr>
8874
<td><br>
8875
</td>
8876
<td>)</td>
8877
<td><br>
8878
</td><td><br>
8879
</td><td width="100%"><br>
8880
</td>
8881
</tr>
8882
</tbody></table>
8883
</div>
8884
<div class="memdoc">
8885
8886
<p>
8887
Return string list with device name hints.
8888
</p><p>
8889
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8890
<table border="0" cellpadding="0" cellspacing="2">
8891
<tbody><tr><td valign="top"><br>
8892
</td><td valign="top"><em>card</em> </td><td>Card number or -1 (means all cards) </td></tr>
8893
<tr><td valign="top"><br>
8894
</td><td valign="top"><em>iface</em> </td><td>Interface identification (like "pcm", "rawmidi", "timer", "seq") </td></tr>
8895
<tr><td valign="top"><br>
8896
</td><td valign="top"><em>hints</em> </td><td>Result - array of string with device name hints </td></tr>
8897
</tbody></table>
8898
</dd></dl>
8899
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>zero if success, otherwise a negative error code</dd></dl>
8900
Note: The device description is separated with '|' char.<p>
8901
User defined hints are gathered from namehint.IFACE tree like:</p><p>
8902
<code> namehint.pcm {<br>
8903
myfile "file:FILE=/tmp/soundwave.raw|Save sound output to /tmp/soundwave.raw"<br>
8904
myplug "plug:front:Do all conversions for front speakers"<br>
8905
} </code></p><p>
8906
Special variables: defaults.namehint.showall specifies if all device definitions are accepted (boolean type).
8907
</p></div>
8908
</div><p>
8909
<a class="anchor" name="gb3880fdd033f5f93174ead930b7bdf6d"></a><!-- doxytag: member="control.h::snd_tlv_convert_from_dB" ref="gb3880fdd033f5f93174ead930b7bdf6d" args="(unsigned int *tlv, long rangemin, long rangemax, long db_gain, long *value, int xdir)" -->
8910
</p><div class="memitem">
8911
<div class="memproto">
8912
<table class="memname">
8913
<tbody><tr>
8914
<td class="memname">int snd_tlv_convert_from_dB </td>
8915
<td>(</td>
8916
<td class="paramtype">unsigned int * </td>
8917
<td class="paramname"> <em>tlv</em>, </td>
8918
</tr>
8919
<tr>
8920
<td class="paramkey"><br>
8921
</td>
8922
<td><br>
8923
</td>
8924
<td class="paramtype">long </td>
8925
<td class="paramname"> <em>rangemin</em>, </td>
8926
</tr>
8927
<tr>
8928
<td class="paramkey"><br>
8929
</td>
8930
<td><br>
8931
</td>
8932
<td class="paramtype">long </td>
8933
<td class="paramname"> <em>rangemax</em>, </td>
8934
</tr>
8935
<tr>
8936
<td class="paramkey"><br>
8937
</td>
8938
<td><br>
8939
</td>
8940
<td class="paramtype">long </td>
8941
<td class="paramname"> <em>db_gain</em>, </td>
8942
</tr>
8943
<tr>
8944
<td class="paramkey"><br>
8945
</td>
8946
<td><br>
8947
</td>
8948
<td class="paramtype">long * </td>
8949
<td class="paramname"> <em>value</em>, </td>
8950
</tr>
8951
<tr>
8952
<td class="paramkey"><br>
8953
</td>
8954
<td><br>
8955
</td>
8956
<td class="paramtype">int </td>
8957
<td class="paramname"> <em>xdir</em></td><td> </td>
8958
</tr>
8959
<tr>
8960
<td><br>
8961
</td>
8962
<td>)</td>
8963
<td><br>
8964
</td><td><br>
8965
</td><td width="100%"><br>
8966
</td>
8967
</tr>
8968
</tbody></table>
8969
</div>
8970
<div class="memdoc">
8971
8972
<p>
8973
Convert from dB gain to the corresponding raw value.
8974
</p><p>
8975
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
8976
<table border="0" cellpadding="0" cellspacing="2">
8977
<tbody><tr><td valign="top"><br>
8978
</td><td valign="top"><em>tlv</em> </td><td>the TLV source returned by <a class="el" href="group___control.html#gf898227141d761cb364068dc853f44d8">snd_tlv_parse_dB_info()</a> </td></tr>
8979
<tr><td valign="top"><br>
8980
</td><td valign="top"><em>rangemin</em> </td><td>the minimum value of the raw volume </td></tr>
8981
<tr><td valign="top"><br>
8982
</td><td valign="top"><em>rangemax</em> </td><td>the maximum value of the raw volume </td></tr>
8983
<tr><td valign="top"><br>
8984
</td><td valign="top"><em>db_gain</em> </td><td>the dB gain to convert (in 0.01dB unit) </td></tr>
8985
<tr><td valign="top"><br>
8986
</td><td valign="top"><em>value</em> </td><td>the pointer to store the converted raw volume value </td></tr>
8987
<tr><td valign="top"><br>
8988
</td><td valign="top"><em>xdir</em> </td><td>the direction for round-up. The value is round up when this is positive. </td></tr>
8989
</tbody></table>
8990
</dd></dl>
8991
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if successful, or a negative error code </dd></dl>
8992
8993
</div>
8994
</div><p>
8995
<a class="anchor" name="g80e50c16b309e410fdfc7e7ba6a5b3f4"></a><!-- doxytag: member="control.h::snd_tlv_convert_to_dB" ref="g80e50c16b309e410fdfc7e7ba6a5b3f4" args="(unsigned int *tlv, long rangemin, long rangemax, long volume, long *db_gain)" -->
8996
</p><div class="memitem">
8997
<div class="memproto">
8998
<table class="memname">
8999
<tbody><tr>
9000
<td class="memname">int snd_tlv_convert_to_dB </td>
9001
<td>(</td>
9002
<td class="paramtype">unsigned int * </td>
9003
<td class="paramname"> <em>tlv</em>, </td>
9004
</tr>
9005
<tr>
9006
<td class="paramkey"><br>
9007
</td>
9008
<td><br>
9009
</td>
9010
<td class="paramtype">long </td>
9011
<td class="paramname"> <em>rangemin</em>, </td>
9012
</tr>
9013
<tr>
9014
<td class="paramkey"><br>
9015
</td>
9016
<td><br>
9017
</td>
9018
<td class="paramtype">long </td>
9019
<td class="paramname"> <em>rangemax</em>, </td>
9020
</tr>
9021
<tr>
9022
<td class="paramkey"><br>
9023
</td>
9024
<td><br>
9025
</td>
9026
<td class="paramtype">long </td>
9027
<td class="paramname"> <em>volume</em>, </td>
9028
</tr>
9029
<tr>
9030
<td class="paramkey"><br>
9031
</td>
9032
<td><br>
9033
</td>
9034
<td class="paramtype">long * </td>
9035
<td class="paramname"> <em>db_gain</em></td><td> </td>
9036
</tr>
9037
<tr>
9038
<td><br>
9039
</td>
9040
<td>)</td>
9041
<td><br>
9042
</td><td><br>
9043
</td><td width="100%"><br>
9044
</td>
9045
</tr>
9046
</tbody></table>
9047
</div>
9048
<div class="memdoc">
9049
9050
<p>
9051
Convert the given raw volume value to a dB gain.
9052
</p><p>
9053
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
9054
<table border="0" cellpadding="0" cellspacing="2">
9055
<tbody><tr><td valign="top"><br>
9056
</td><td valign="top"><em>tlv</em> </td><td>the TLV source returned by <a class="el" href="group___control.html#gf898227141d761cb364068dc853f44d8">snd_tlv_parse_dB_info()</a> </td></tr>
9057
<tr><td valign="top"><br>
9058
</td><td valign="top"><em>rangemin</em> </td><td>the minimum value of the raw volume </td></tr>
9059
<tr><td valign="top"><br>
9060
</td><td valign="top"><em>rangemax</em> </td><td>the maximum value of the raw volume </td></tr>
9061
<tr><td valign="top"><br>
9062
</td><td valign="top"><em>volume</em> </td><td>the raw volume value to convert </td></tr>
9063
<tr><td valign="top"><br>
9064
</td><td valign="top"><em>db_gain</em> </td><td>the dB gain (in 0.01dB unit) </td></tr>
9065
</tbody></table>
9066
</dd></dl>
9067
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if successful, or a negative error code </dd></dl>
9068
9069
</div>
9070
</div><p>
9071
<a class="anchor" name="g76f3f99eeb0890aa9216afb33cb9c381"></a><!-- doxytag: member="control.h::snd_tlv_get_dB_range" ref="g76f3f99eeb0890aa9216afb33cb9c381" args="(unsigned int *tlv, long rangemin, long rangemax, long *min, long *max)" -->
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</p><div class="memitem">
9073
<div class="memproto">
9074
<table class="memname">
9075
<tbody><tr>
9076
<td class="memname">int snd_tlv_get_dB_range </td>
9077
<td>(</td>
9078
<td class="paramtype">unsigned int * </td>
9079
<td class="paramname"> <em>tlv</em>, </td>
9080
</tr>
9081
<tr>
9082
<td class="paramkey"><br>
9083
</td>
9084
<td><br>
9085
</td>
9086
<td class="paramtype">long </td>
9087
<td class="paramname"> <em>rangemin</em>, </td>
9088
</tr>
9089
<tr>
9090
<td class="paramkey"><br>
9091
</td>
9092
<td><br>
9093
</td>
9094
<td class="paramtype">long </td>
9095
<td class="paramname"> <em>rangemax</em>, </td>
9096
</tr>
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<tr>
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<td class="paramkey"><br>
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</td>
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<td><br>
9101
</td>
9102
<td class="paramtype">long * </td>
9103
<td class="paramname"> <em>min</em>, </td>
9104
</tr>
9105
<tr>
9106
<td class="paramkey"><br>
9107
</td>
9108
<td><br>
9109
</td>
9110
<td class="paramtype">long * </td>
9111
<td class="paramname"> <em>max</em></td><td> </td>
9112
</tr>
9113
<tr>
9114
<td><br>
9115
</td>
9116
<td>)</td>
9117
<td><br>
9118
</td><td><br>
9119
</td><td width="100%"><br>
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</td>
9121
</tr>
9122
</tbody></table>
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</div>
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<div class="memdoc">
9125
9126
<p>
9127
Get the dB min/max values.
9128
</p><p>
9129
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
9130
<table border="0" cellpadding="0" cellspacing="2">
9131
<tbody><tr><td valign="top"><br>
9132
</td><td valign="top"><em>tlv</em> </td><td>the TLV source returned by <a class="el" href="group___control.html#gf898227141d761cb364068dc853f44d8">snd_tlv_parse_dB_info()</a> </td></tr>
9133
<tr><td valign="top"><br>
9134
</td><td valign="top"><em>rangemin</em> </td><td>the minimum value of the raw volume </td></tr>
9135
<tr><td valign="top"><br>
9136
</td><td valign="top"><em>rangemax</em> </td><td>the maximum value of the raw volume </td></tr>
9137
<tr><td valign="top"><br>
9138
</td><td valign="top"><em>min</em> </td><td>the pointer to store the minimum dB value (in 0.01dB unit) </td></tr>
9139
<tr><td valign="top"><br>
9140
</td><td valign="top"><em>max</em> </td><td>the pointer to store the maximum dB value (in 0.01dB unit) </td></tr>
9141
</tbody></table>
9142
</dd></dl>
9143
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>0 if successful, or a negative error code </dd></dl>
9144
9145
</div>
9146
</div><p>
9147
<a class="anchor" name="gf898227141d761cb364068dc853f44d8"></a><!-- doxytag: member="control.h::snd_tlv_parse_dB_info" ref="gf898227141d761cb364068dc853f44d8" args="(unsigned int *tlv, unsigned int tlv_size, unsigned int **db_tlvp)" -->
9148
</p><div class="memitem">
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<div class="memproto">
9150
<table class="memname">
9151
<tbody><tr>
9152
<td class="memname">int snd_tlv_parse_dB_info </td>
9153
<td>(</td>
9154
<td class="paramtype">unsigned int * </td>
9155
<td class="paramname"> <em>tlv</em>, </td>
9156
</tr>
9157
<tr>
9158
<td class="paramkey"><br>
9159
</td>
9160
<td><br>
9161
</td>
9162
<td class="paramtype">unsigned int </td>
9163
<td class="paramname"> <em>tlv_size</em>, </td>
9164
</tr>
9165
<tr>
9166
<td class="paramkey"><br>
9167
</td>
9168
<td><br>
9169
</td>
9170
<td class="paramtype">unsigned int ** </td>
9171
<td class="paramname"> <em>db_tlvp</em></td><td> </td>
9172
</tr>
9173
<tr>
9174
<td><br>
9175
</td>
9176
<td>)</td>
9177
<td><br>
9178
</td><td><br>
9179
</td><td width="100%"><br>
9180
</td>
9181
</tr>
9182
</tbody></table>
9183
</div>
9184
<div class="memdoc">
9185
9186
<p>
9187
Parse TLV stream and retrieve dB information.
9188
</p><p>
9189
</p><dl compact="compact"><dt><b>Parameters:</b></dt><dd>
9190
<table border="0" cellpadding="0" cellspacing="2">
9191
<tbody><tr><td valign="top"><br>
9192
</td><td valign="top"><em>tlv</em> </td><td>the TLV source </td></tr>
9193
<tr><td valign="top"><br>
9194
</td><td valign="top"><em>tlv_size</em> </td><td>the byte size of TLV source </td></tr>
9195
<tr><td valign="top"><br>
9196
</td><td valign="top"><em>db_tlvp</em> </td><td>the pointer stored the dB TLV information </td></tr>
9197
</tbody></table>
9198
</dd></dl>
9199
<dl class="return" compact="compact"><dt><b>Returns:</b></dt><dd>the byte size of dB TLV information if found in the given TLV source, or a negative error code.</dd></dl>This
9200
function parses the given TLV source and stores the TLV start point if
9201
the TLV information regarding dB conversion is found. The stored TLV
9202
pointer can be passed to the convesion functions <a class="el" href="group___control.html#g80e50c16b309e410fdfc7e7ba6a5b3f4">snd_tlv_convert_to_dB()</a>, <a class="el" href="group___control.html#gb3880fdd033f5f93174ead930b7bdf6d">snd_tlv_convert_from_dB()</a> and <a class="el" href="group___control.html#g76f3f99eeb0890aa9216afb33cb9c381">snd_tlv_get_dB_range()</a>.
9203
</div>
9204
</div><p>
9205
</p><hr size="1"><address style=""><small>Generated on Wed Sep 9 14:37:08 2009 for ALSA project - the C library reference by
9206
<a href="http://www.doxygen.org/index.html">
9207
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.0 </small></address>
9208
9209
</body></html>
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