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  • Committer: Bazaar Package Importer
  • Author(s): Ken VanDine
  • Date: 2011-07-19 14:32:43 UTC
  • mfrom: (18.4.21 sid)
  • Revision ID: james.westby@ubuntu.com-20110719143243-p7pnkh45akfp0ihk
Tags: 0.10.22-2ubuntu1
* Rebased on debian unstable, remaining changes:
  - debian/gstreamer-plugins-bad.install
    * don't include dtmf, liveadder, rtpmux, autoconvert and shm, we include 
      them in -good

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<link rel="home" href="index.html" title="GStreamer Bad Plugins 0.10 Plugins Reference Manual">
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<th width="100%" align="center">GStreamer Bad Plugins 0.10 Plugins Reference Manual</th>
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                  <a href="#gst-plugins-bad-plugins-mpeg2enc.properties" class="shortcut">Properties</a>
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</td></tr>
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</table>
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<div class="refentry" title="mpeg2enc">
 
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<div class="refentry">
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<a name="gst-plugins-bad-plugins-mpeg2enc"></a><div class="titlepage"></div>
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<div class="refnamediv"><table width="100%"><tr>
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<td valign="top">
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</td>
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<td valign="top" align="right"></td>
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</tr></table></div>
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<div class="refsynopsisdiv" title="Synopsis">
 
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<div class="refsynopsisdiv">
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<a name="gst-plugins-bad-plugins-mpeg2enc.synopsis"></a><h2>Synopsis</h2>
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<a name="GstMpeg2enc"></a><pre class="synopsis">                    <a class="link" href="gst-plugins-bad-plugins-mpeg2enc.html#GstMpeg2enc-struct" title="GstMpeg2enc">GstMpeg2enc</a>;
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</pre>
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</div>
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<div class="refsect1" title="Object Hierarchy">
 
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<div class="refsect1">
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<a name="gst-plugins-bad-plugins-mpeg2enc.object-hierarchy"></a><h2>Object Hierarchy</h2>
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<pre class="synopsis">
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  <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a>
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               +----GstMpeg2enc
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</pre>
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</div>
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<div class="refsect1" title="Implemented Interfaces">
 
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<div class="refsect1">
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<a name="gst-plugins-bad-plugins-mpeg2enc.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
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<p>
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GstMpeg2enc implements
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 <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstPreset.html">GstPreset</a>.</p>
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</div>
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<div class="refsect1" title="Properties">
 
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<div class="refsect1">
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<a name="gst-plugins-bad-plugins-mpeg2enc.properties"></a><h2>Properties</h2>
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<pre class="synopsis">
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  "<a class="link" href="gst-plugins-bad-plugins-mpeg2enc.html#GstMpeg2enc--altscan-mpeg2" title='The "altscan-mpeg2" property'>altscan-mpeg2</a>"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write
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  "<a class="link" href="gst-plugins-bad-plugins-mpeg2enc.html#GstMpeg2enc--vcd-still-size" title='The "vcd-still-size" property'>vcd-still-size</a>"           <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write
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</pre>
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</div>
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<div class="refsect1" title="Description">
 
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<div class="refsect1">
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<a name="gst-plugins-bad-plugins-mpeg2enc.description"></a><h2>Description</h2>
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<p>
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This element encodes raw video into an MPEG-1/2 elementary stream using the
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and on the various available parameters in the documentation
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of the mpeg2enc tool in particular, which shares options with this element.
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</p>
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<div class="refsect2" title="Example pipeline">
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<a name="id631445"></a><h3>Example pipeline</h3>
 
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<p>
 
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</p>
 
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<div class="refsect2">
 
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<a name="idp15317376"></a><h3>Example pipeline</h3>
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<div class="informalexample">
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  <table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
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    <tbody>
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      <tr>
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        <td class="listing_lines" align="right"><pre>1</pre></td>
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        <td class="listing_code"><pre class="programlisting">gst<span class="symbol">-</span>launch<span class="symbol">-</span><span class="number">0.10</span> videotestsrc num<span class="symbol">-</span>buffers<span class="symbol">=</span><span class="number">1000</span> <span class="symbol">!</span> mpeg2enc <span class="symbol">!</span> filesink location<span class="symbol">=</span>videotestsrc<span class="symbol">.</span>m1v</pre></td>
 
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        <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">0.10</span> videotestsrc num<span class="gtkdoc opt">-</span>buffers<span class="gtkdoc opt">=</span><span class="number">1000</span> <span class="gtkdoc opt">!</span> mpeg2enc <span class="gtkdoc opt">!</span> filesink location<span class="gtkdoc opt">=</span>videotestsrc<span class="gtkdoc opt">.</span>m1v</pre></td>
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      </tr>
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    </tbody>
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  </table>
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    <tbody>
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      <tr>
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        <td class="listing_lines" align="right"><pre>1</pre></td>
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        <td class="listing_code"><pre class="programlisting">gst<span class="symbol">-</span>launch<span class="symbol">-</span><span class="number">0.10</span> videotestsrc num<span class="symbol">-</span>buffers<span class="symbol">=</span><span class="number">1000</span> <span class="symbol">!</span> videoscale <span class="symbol">!</span> mpeg2enc format<span class="symbol">=</span><span class="number">1</span> norm<span class="symbol">=</span>p <span class="symbol">!</span> filesink location<span class="symbol">=</span>videotestsrc<span class="symbol">.</span>m1v</pre></td>
 
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        <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">0.10</span> videotestsrc num<span class="gtkdoc opt">-</span>buffers<span class="gtkdoc opt">=</span><span class="number">1000</span> <span class="gtkdoc opt">!</span> videoscale <span class="gtkdoc opt">!</span> mpeg2enc format<span class="gtkdoc opt">=</span><span class="number">1</span> norm<span class="gtkdoc opt">=</span>p <span class="gtkdoc opt">!</span> filesink location<span class="gtkdoc opt">=</span>videotestsrc<span class="gtkdoc opt">.</span>m1v</pre></td>
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      </tr>
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    </tbody>
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  </table>
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 This will produce an MPEG1 profile stream according to VCD2.0 specifications
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for PAL <a class="link" href="gst-plugins-bad-plugins-mpeg2enc.html#GstMpeg2enc--norm" title='The "norm" property'><span class="type">"norm"</span></a> (as the image height is dependent on video norm).
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</div>
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</div>
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<div class="refsect1" title="Details">
 
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<p>
 
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</p>
 
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<div class="refsynopsisdiv">
 
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<h2>Synopsis</h2>
 
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<div class="refsect2">
 
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<a name="idp15323696"></a><h3>Element Information</h3>
 
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<div class="variablelist"><table border="0">
 
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<col align="left" valign="top">
 
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<tbody>
 
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<tr>
 
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<td><p><span class="term">plugin</span></p></td>
 
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<td>
 
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            <a class="link" href="gst-plugins-bad-plugins-plugin-mpeg2enc.html#plugin-mpeg2enc">mpeg2enc</a>
 
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          </td>
 
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</tr>
 
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<tr>
 
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<td><p><span class="term">author</span></p></td>
 
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<td>Andrew Stevens &lt;andrew.stevens@nexgo.de&gt;
 
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Ronald Bultje &lt;rbultje@ronald.bitfreak.net&gt;</td>
 
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</tr>
 
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<tr>
 
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<td><p><span class="term">class</span></p></td>
 
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<td>Codec/Encoder/Video</td>
 
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</tr>
 
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</tbody>
 
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</table></div>
 
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</div>
 
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<hr>
 
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<div class="refsect2">
 
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<a name="idp15331104"></a><h3>Element Pads</h3>
 
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<div class="variablelist"><table border="0">
 
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<col align="left" valign="top">
 
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<tbody>
 
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<tr>
 
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<td><p><span class="term">name</span></p></td>
 
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<td>sink</td>
 
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</tr>
 
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<tr>
 
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<td><p><span class="term">direction</span></p></td>
 
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<td>sink</td>
 
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</tr>
 
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<tr>
 
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<td><p><span class="term">presence</span></p></td>
 
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<td>always</td>
 
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</tr>
 
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<tr>
 
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<td><p><span class="term">details</span></p></td>
 
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<td>video/x-raw-yuv, format=(fourcc){ I420 }, width=(int)[ 16, 4096 ], height=(int)[ 16, 4096 ], framerate=(fraction){ 24000/1001, 24/1, 25/1, 30000/1001, 30/1, 50/1, 60000/1001 }</td>
 
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</tr>
 
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</tbody>
 
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</table></div>
 
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<div class="variablelist"><table border="0">
 
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<col align="left" valign="top">
 
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<tbody>
 
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<tr>
 
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<td><p><span class="term">name</span></p></td>
 
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<td>src</td>
 
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</tr>
 
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<tr>
 
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<td><p><span class="term">direction</span></p></td>
 
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<td>source</td>
 
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</tr>
 
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<tr>
 
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<td><p><span class="term">presence</span></p></td>
 
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<td>always</td>
 
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</tr>
 
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<tr>
 
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<td><p><span class="term">details</span></p></td>
 
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<td>video/mpeg, systemstream=(boolean)false, mpegversion=(int){ 1, 2 }, width=(int)[ 16, 4096 ], height=(int)[ 16, 4096 ], framerate=(fraction){ 24000/1001, 24/1, 25/1, 30000/1001, 30/1, 50/1, 60000/1001 }</td>
 
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</tr>
 
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</tbody>
 
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</table></div>
 
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</div>
 
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</div>
 
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<p>
 
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</p>
 
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</div>
 
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<div class="refsect1">
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<a name="gst-plugins-bad-plugins-mpeg2enc.details"></a><h2>Details</h2>
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<div class="refsect2" title="GstMpeg2enc">
 
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<div class="refsect2">
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<a name="GstMpeg2enc-struct"></a><h3>GstMpeg2enc</h3>
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<pre class="programlisting">typedef struct _GstMpeg2enc GstMpeg2enc;</pre>
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<p>
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</p>
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</div>
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</div>
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<div class="refsect1" title="Property Details">
 
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<div class="refsect1">
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<a name="gst-plugins-bad-plugins-mpeg2enc.property-details"></a><h2>Property Details</h2>
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<div class="refsect2" title='The "altscan-mpeg2" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--altscan-mpeg2"></a><h3>The <code class="literal">"altscan-mpeg2"</code> property</h3>
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<pre class="programlisting">  "altscan-mpeg2"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Alternate MPEG-2 block scanning. Disabling this might make buggy players play SVCD streams.</p>
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<p>Default value: TRUE</p>
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</div>
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<hr>
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<div class="refsect2" title='The "aspect" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--aspect"></a><h3>The <code class="literal">"aspect"</code> property</h3>
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<pre class="programlisting">  "aspect"                   <span class="type">GstMpeg2encAspect</span>     : Read / Write</pre>
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<p>Display aspect ratio.</p>
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<p>Default value: Deduce from input</p>
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</div>
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<hr>
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<div class="refsect2" title='The "b-per-refframe" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--b-per-refframe"></a><h3>The <code class="literal">"b-per-refframe"</code> property</h3>
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<pre class="programlisting">  "b-per-refframe"           <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Number of B frames between each I/P frame.</p>
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<p>Default value: 0</p>
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</div>
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<hr>
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<div class="refsect2" title='The "bitrate" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--bitrate"></a><h3>The <code class="literal">"bitrate"</code> property</h3>
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<pre class="programlisting">  "bitrate"                  <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Compressed video bitrate (kbps).</p>
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<p>Default value: 1125</p>
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</div>
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<hr>
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<div class="refsect2" title='The "bufsize" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--bufsize"></a><h3>The <code class="literal">"bufsize"</code> property</h3>
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<pre class="programlisting">  "bufsize"                  <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Target decoders video buffer size (kB) (default depends on format).</p>
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<p>Default value: 46</p>
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</div>
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<hr>
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<div class="refsect2" title='The "closed-gop" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--closed-gop"></a><h3>The <code class="literal">"closed-gop"</code> property</h3>
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<pre class="programlisting">  "closed-gop"               <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>All Group-of-Pictures are closed (for multi-angle DVDs).</p>
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<p>Default value: FALSE</p>
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</div>
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<hr>
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<div class="refsect2" title='The "constraints" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--constraints"></a><h3>The <code class="literal">"constraints"</code> property</h3>
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<pre class="programlisting">  "constraints"              <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Use strict video resolution and bitrate checks.</p>
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<p>Default value: TRUE</p>
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</div>
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<hr>
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<div class="refsect2" title='The "correct-svcd-hds" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--correct-svcd-hds"></a><h3>The <code class="literal">"correct-svcd-hds"</code> property</h3>
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<pre class="programlisting">  "correct-svcd-hds"         <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Force SVCD width to 480 instead of 540/720.</p>
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<p>Default value: FALSE</p>
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</div>
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<hr>
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<div class="refsect2" title='The "dualprime" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--dualprime"></a><h3>The <code class="literal">"dualprime"</code> property</h3>
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<pre class="programlisting">  "dualprime"                <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Dual Prime Motion Estimation Mode for MPEG-2 I/P-frame only streams.  Quite some players do not support this.</p>
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<p>Default value: FALSE</p>
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</div>
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<hr>
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<div class="refsect2" title='The "dummy-svcd-sof" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--dummy-svcd-sof"></a><h3>The <code class="literal">"dummy-svcd-sof"</code> property</h3>
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<pre class="programlisting">  "dummy-svcd-sof"           <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Generate dummy SVCD scan-data (for vcdimager).</p>
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<p>Default value: TRUE</p>
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</div>
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<hr>
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<div class="refsect2" title='The "force-b-b-p" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--force-b-b-p"></a><h3>The <code class="literal">"force-b-b-p"</code> property</h3>
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<pre class="programlisting">  "force-b-b-p"              <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Force two B frames between I/P frames when closing GOP boundaries.</p>
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<p>Default value: FALSE</p>
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</div>
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<hr>
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<div class="refsect2" title='The "format" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--format"></a><h3>The <code class="literal">"format"</code> property</h3>
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<pre class="programlisting">  "format"                   <span class="type">GstMpeg2encFormat</span>     : Read / Write</pre>
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<p>Encoding profile format.</p>
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<p>Default value: Generic MPEG-1</p>
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</div>
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<hr>
248
 
<div class="refsect2" title='The "framerate" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--framerate"></a><h3>The <code class="literal">"framerate"</code> property</h3>
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<pre class="programlisting">  "framerate"                <span class="type">GstMpeg2encFramerate</span>  : Read / Write</pre>
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<p>Output framerate.</p>
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<p>Default value: Same as input</p>
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</div>
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<hr>
255
 
<div class="refsect2" title='The "interlace-mode" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--interlace-mode"></a><h3>The <code class="literal">"interlace-mode"</code> property</h3>
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<pre class="programlisting">  "interlace-mode"           <span class="type">GstMpeg2encInterlaceMode</span>  : Read / Write</pre>
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<p>MPEG-2 motion estimation and encoding modes.</p>
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<p>Default value: Progressive</p>
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</div>
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<hr>
262
 
<div class="refsect2" title='The "intra-dc-prec" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--intra-dc-prec"></a><h3>The <code class="literal">"intra-dc-prec"</code> property</h3>
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<pre class="programlisting">  "intra-dc-prec"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Number of bits precision for DC (base colour) in MPEG-2 blocks.</p>
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<p>Default value: 9</p>
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</div>
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<hr>
270
 
<div class="refsect2" title='The "keep-hf" property'>
 
348
<div class="refsect2">
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<a name="GstMpeg2enc--keep-hf"></a><h3>The <code class="literal">"keep-hf"</code> property</h3>
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<pre class="programlisting">  "keep-hf"                  <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Maximize high-frequency resolution (for high-quality sources).</p>
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<p>Default value: FALSE</p>
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</div>
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<hr>
277
 
<div class="refsect2" title='The "max-gop-size" property'>
 
355
<div class="refsect2">
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<a name="GstMpeg2enc--max-gop-size"></a><h3>The <code class="literal">"max-gop-size"</code> property</h3>
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<pre class="programlisting">  "max-gop-size"             <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Maximal size per Group-of-Pictures (-1=default).</p>
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<p>Default value: -1</p>
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</div>
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<hr>
285
 
<div class="refsect2" title='The "min-gop-size" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--min-gop-size"></a><h3>The <code class="literal">"min-gop-size"</code> property</h3>
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<pre class="programlisting">  "min-gop-size"             <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Minimal size per Group-of-Pictures (-1=default).</p>
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<p>Default value: -1</p>
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</div>
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<hr>
293
 
<div class="refsect2" title='The "motion-search-radius" property'>
 
371
<div class="refsect2">
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<a name="GstMpeg2enc--motion-search-radius"></a><h3>The <code class="literal">"motion-search-radius"</code> property</h3>
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<pre class="programlisting">  "motion-search-radius"     <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Motion compensation search radius.</p>
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<p>Default value: 16</p>
299
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</div>
300
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<hr>
301
 
<div class="refsect2" title='The "non-video-bitrate" property'>
 
379
<div class="refsect2">
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<a name="GstMpeg2enc--non-video-bitrate"></a><h3>The <code class="literal">"non-video-bitrate"</code> property</h3>
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<pre class="programlisting">  "non-video-bitrate"        <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Assumed bitrate of non-video for sequence splitting (kbps).</p>
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<p>Default value: 0</p>
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</div>
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<hr>
309
 
<div class="refsect2" title='The "norm" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--norm"></a><h3>The <code class="literal">"norm"</code> property</h3>
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<pre class="programlisting">  "norm"                     <span class="type">GstMpeg2encVideoNorm</span>  : Read / Write</pre>
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<p>Tag output for specific video norm.</p>
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<p>Default value: Unspecified</p>
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</div>
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393
<hr>
316
 
<div class="refsect2" title='The "playback-field-order" property'>
 
394
<div class="refsect2">
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<a name="GstMpeg2enc--playback-field-order"></a><h3>The <code class="literal">"playback-field-order"</code> property</h3>
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<pre class="programlisting">  "playback-field-order"     <span class="type">GstMpeg2encPlaybackFieldOrders</span>  : Read / Write</pre>
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<p>Force specific playback field order.</p>
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<p>Default value: Unspecified</p>
321
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</div>
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<hr>
323
 
<div class="refsect2" title='The "pulldown-3-2" property'>
 
401
<div class="refsect2">
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<a name="GstMpeg2enc--pulldown-3-2"></a><h3>The <code class="literal">"pulldown-3-2"</code> property</h3>
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<pre class="programlisting">  "pulldown-3-2"             <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Generate header flags for 3-2 pull down 24fps movies.</p>
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<p>Default value: FALSE</p>
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</div>
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<hr>
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<div class="refsect2" title='The "quant-matrix" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--quant-matrix"></a><h3>The <code class="literal">"quant-matrix"</code> property</h3>
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<pre class="programlisting">  "quant-matrix"             <span class="type">GstMpeg2encQuantisationMatrix</span>  : Read / Write</pre>
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<p>Quantisation matrix to use for encoding.</p>
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<p>Default value: Default</p>
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</div>
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<hr>
337
 
<div class="refsect2" title='The "quant-reduction-max-var" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--quant-reduction-max-var"></a><h3>The <code class="literal">"quant-reduction-max-var"</code> property</h3>
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<pre class="programlisting">  "quant-reduction-max-var"  <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a>                : Read / Write</pre>
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<p>Maximal luma variance below which quantisation boost is used.</p>
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<p>Default value: 100</p>
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</div>
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<hr>
345
 
<div class="refsect2" title='The "quantisation" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--quantisation"></a><h3>The <code class="literal">"quantisation"</code> property</h3>
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<pre class="programlisting">  "quantisation"             <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Quantisation factor (-1=cbr, 0=default, 1=best, 31=worst).</p>
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<p>Default value: 0</p>
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</div>
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<hr>
353
 
<div class="refsect2" title='The "quantisation-reduction" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--quantisation-reduction"></a><h3>The <code class="literal">"quantisation-reduction"</code> property</h3>
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<pre class="programlisting">  "quantisation-reduction"   <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a>                : Read / Write</pre>
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<p>Max. quantisation reduction for highly active blocks.</p>
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<p>Default value: 0</p>
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</div>
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<hr>
361
 
<div class="refsect2" title='The "reduce-hf" property'>
 
439
<div class="refsect2">
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<a name="GstMpeg2enc--reduce-hf"></a><h3>The <code class="literal">"reduce-hf"</code> property</h3>
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<pre class="programlisting">  "reduce-hf"                <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a>                : Read / Write</pre>
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<p>How much to reduce high-frequency resolution (by increasing quantisation).</p>
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<p>Default value: 0</p>
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</div>
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<hr>
369
 
<div class="refsect2" title='The "reduction-2x2" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--reduction-2x2"></a><h3>The <code class="literal">"reduction-2x2"</code> property</h3>
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<pre class="programlisting">  "reduction-2x2"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Reduction factor for 2x2 subsampled candidate motion estimates (1=max. quality, 4=max. speed).</p>
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<p>Default value: 3</p>
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</div>
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<hr>
377
 
<div class="refsect2" title='The "reduction-4x4" property'>
 
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<div class="refsect2">
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<a name="GstMpeg2enc--reduction-4x4"></a><h3>The <code class="literal">"reduction-4x4"</code> property</h3>
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<pre class="programlisting">  "reduction-4x4"            <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Reduction factor for 4x4 subsampled candidate motion estimates (1=max. quality, 4=max. speed).</p>
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<p>Default value: 2</p>
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461
</div>
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<hr>
385
 
<div class="refsect2" title='The "sequence-header-every-gop" property'>
 
463
<div class="refsect2">
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<a name="GstMpeg2enc--sequence-header-every-gop"></a><h3>The <code class="literal">"sequence-header-every-gop"</code> property</h3>
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<pre class="programlisting">  "sequence-header-every-gop" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a>              : Read / Write</pre>
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<p>Include a sequence header in every GOP.</p>
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<p>Default value: FALSE</p>
390
468
</div>
391
469
<hr>
392
 
<div class="refsect2" title='The "sequence-length" property'>
 
470
<div class="refsect2">
393
471
<a name="GstMpeg2enc--sequence-length"></a><h3>The <code class="literal">"sequence-length"</code> property</h3>
394
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<pre class="programlisting">  "sequence-length"          <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
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<p>Place a sequence boundary after each &lt;num&gt; MB (0=disable).</p>
397
475
<p>Default value: 0</p>
398
476
</div>
399
477
<hr>
400
 
<div class="refsect2" title='The "unit-coeff-elim" property'>
 
478
<div class="refsect2">
401
479
<a name="GstMpeg2enc--unit-coeff-elim"></a><h3>The <code class="literal">"unit-coeff-elim"</code> property</h3>
402
480
<pre class="programlisting">  "unit-coeff-elim"          <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
403
481
<p>How agressively small-unit picture blocks should be skipped.</p>
405
483
<p>Default value: 0</p>
406
484
</div>
407
485
<hr>
408
 
<div class="refsect2" title='The "vcd-still-size" property'>
 
486
<div class="refsect2">
409
487
<a name="GstMpeg2enc--vcd-still-size"></a><h3>The <code class="literal">"vcd-still-size"</code> property</h3>
410
488
<pre class="programlisting">  "vcd-still-size"           <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a>                  : Read / Write</pre>
411
489
<p>Size of VCD stills (in KB).</p>
413
491
<p>Default value: 0</p>
414
492
</div>
415
493
</div>
416
 
<div class="refsect1" title="See Also">
 
494
<div class="refsect1">
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<a name="gst-plugins-bad-plugins-mpeg2enc.see-also"></a><h2>See Also</h2>
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mpeg2dec
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</div>
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