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  • Committer: Bazaar Package Importer
  • Author(s): Artur Rona
  • Date: 2010-01-29 19:52:21 UTC
  • mfrom: (3.1.1 sid)
  • Revision ID: james.westby@ubuntu.com-20100129195221-l6y4xmauznm77dl3
Tags: 0.5+svn36-1ubuntu1
* Merge from debian testing (LP: #514453, #331171), remaining changes:
  - Call setup.py install with --root= --install-layout=deb.

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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
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<html>
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<head>
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<link rel="STYLESHEET" href="pyalsaaudio.css" type='text/css' />
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<link rel="first" href="pyalsaaudio.html" title='PyAlsaAudio' />
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<link rel='contents' href='contents.html' title="Contents" />
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<link rel='last' href='about.html' title='About this document...' />
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<link rel='help' href='about.html' title='About this document...' />
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<link rel="next" href="node4.html" />
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<link rel="next" href="node4.html" />
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<meta name='aesop' content='information' />
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<title>1 What is ALSA</title>
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</head>
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<body>
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<DIV CLASS="navigation">
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<div id='top-navigation-panel' xml:id='top-navigation-panel'>
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<table align="center" width="100%" cellpadding="0" cellspacing="2">
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<tr>
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<td class='online-navigation'><a rel="prev" title="Contents"
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<td class='online-navigation'><a rel="next" title="2 ALSA and Python"
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<td align="center" width="100%">PyAlsaAudio</td>
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<b class="navlabel">Previous:</b>
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<a class="sectref" rel="prev" href="contents.html">Contents</A>
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<a class="sectref" rel="next" href="node4.html">2 ALSA and Python</A>
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<H1><A NAME="SECTION002100000000000000000">
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1 What is ALSA</A>
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</H1>
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<P>
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The Advanced Linux Sound Architecture (ALSA) provides audio and MIDI
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functionality to the Linux operating system. 
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<P>
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Logically ALSA consists of these components:
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<UL>
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<LI>A set of kernel drivers.
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<BR>
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These drivers are responsible for handling the physical sound 
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        hardware from within the Linux kernel, and have been the standard
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        sound implementation in Linux since kernel version 2.5
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</LI>
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<LI>A kernel level API for manipulating the ALSA devices.
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</LI>
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<LI>A user-space C library for simplified access to the sound hardware
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        from userspace applications. This library is called <i>libasound</i>
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        and is required by all ALSA capable applications.
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</LI>
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</UL>
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<P>
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More information about ALSA may be found on the project homepage 
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<a class="url" href="http://www.alsa-project.org">http://www.alsa-project.org</a>
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<P>
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<div class='online-navigation'>
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<p></p><hr />
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<table align="center" width="100%" cellpadding="0" cellspacing="2">
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<tr>
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<td class='online-navigation'><a rel="prev" title="Contents"
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  href="contents.html"><img src='previous.png'
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  border='0' height='32'  alt='Previous Page' width='32' /></A></td>
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<td class='online-navigation'><a rel="parent" title="Contents"
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  border='0' height='32'  alt='Up One Level' width='32' /></A></td>
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<td class='online-navigation'><a rel="next" title="2 ALSA and Python"
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  border='0' height='32'  alt='Next Page' width='32' /></A></td>
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<td align="center" width="100%">PyAlsaAudio</td>
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<td class='online-navigation'><a rel="contents" title="Table of Contents"
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  href="contents.html"><img src='contents.png'
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  border='0' height='32'  alt='Contents' width='32' /></A></td>
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</tr></table>
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<div class='online-navigation'>
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<b class="navlabel">Previous:</b>
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<a class="sectref" rel="prev" href="contents.html">Contents</A>
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<b class="navlabel">Up:</b>
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<a class="sectref" rel="parent" href="contents.html">Contents</A>
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<b class="navlabel">Next:</b>
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<a class="sectref" rel="next" href="node4.html">2 ALSA and Python</A>
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</div>
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</div>
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<hr />
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<span class="release-info">Release 0.2.</span>
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</DIV>
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</BODY>
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