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<a name="gst-plugins-ugly-plugins-a52dec"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gst-plugins-ugly-plugins-a52dec.top_of_page"></a>a52dec</span></h2>
<p>a52dec</p>
</td>
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<div class="refsect1">
<a name="gst-plugins-ugly-plugins-a52dec.properties"></a><h2>Properties</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="properties_type">
<col width="300px" class="properties_name">
<col width="200px" class="properties_flags">
</colgroup>
<tbody>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-a52dec.html#GstA52Dec--drc" title="The “drc” property">drc</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-a52dec.html#GstA52Dec--lfe" title="The “lfe” property">lfe</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><span class="type">GstA52DecMode</span></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-a52dec.html#GstA52Dec--mode" title="The “mode” property">mode</a></td>
<td class="property_flags">Read / Write</td>
</tr>
</tbody>
</table></div>
</div>
<a name="GstA52Dec"></a><div class="refsect1">
<a name="gst-plugins-ugly-plugins-a52dec.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-ugly-plugins-a52dec.html#GstA52Dec-struct" title="struct GstA52Dec">GstA52Dec</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-a52dec.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen"> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
<span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
<span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstObject.html#GstObject-struct">GstObject</a>
<span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElement.html#GstElement-struct">GstElement</a>
<span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0gst-plugins-base-libs-gstaudiodecoder.html#GstAudioDecoder-struct">GstAudioDecoder</a>
<span class="lineart">╰──</span> GstA52Dec
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-a52dec.description"></a><h2>Description</h2>
<p>Dolby Digital (AC-3) audio decoder.</p>
<div class="refsect2">
<a name="id-1.2.2.7.3"></a><h3>Example launch line</h3>
<div class="informalexample">
<table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
<tbody>
<tr>
<td class="listing_lines" align="right"><pre>1</pre></td>
<td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> dvdreadsrc title<span class="gtkdoc opt">=</span><span class="number">1</span> <span class="gtkdoc opt">!</span> mpegpsdemux <span class="gtkdoc opt">!</span> a52dec <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> audioresample <span class="gtkdoc opt">!</span> autoaudiosink</pre></td>
</tr>
</tbody>
</table>
</div>
Play audio part of a dvd title.
<div class="informalexample">
<table class="listing_frame" border="0" cellpadding="0" cellspacing="0">
<tbody>
<tr>
<td class="listing_lines" align="right"><pre>1</pre></td>
<td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> filesrc location<span class="gtkdoc opt">=</span>abc<span class="gtkdoc opt">.</span>ac3 <span class="gtkdoc opt">!</span> ac3parse <span class="gtkdoc opt">!</span> a52dec <span class="gtkdoc opt">!</span> audioconvert <span class="gtkdoc opt">!</span> audioresample <span class="gtkdoc opt">!</span> autoaudiosink</pre></td>
</tr>
</tbody>
</table>
</div>
Decode and play a stand alone AC-3 file.
</div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.2.7.4.1"></a><h3>Element Information</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">plugin</span></p></td>
<td>
<a class="link" href="gst-plugins-ugly-plugins-plugin-a52dec.html#plugin-a52dec">a52dec</a>
</td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>David I. Lehn &lt;dlehn@users.sourceforge.net&gt;</td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Codec/Decoder/Audio</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.2.7.4.2"></a><h3>Element Pads</h3>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>sink</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>audio/x-ac3</td>
</tr>
<tr>
<td><p><span class="term"></span></p></td>
<td> audio/ac3</td>
</tr>
<tr>
<td><p><span class="term"></span></p></td>
<td> audio/x-private1-ac3</td>
</tr>
</tbody>
</table></div>
<div class="variablelist"><table border="0" class="variablelist">
<colgroup>
<col align="left" valign="top">
<col>
</colgroup>
<tbody>
<tr>
<td><p><span class="term">name</span></p></td>
<td>src</td>
</tr>
<tr>
<td><p><span class="term">direction</span></p></td>
<td>source</td>
</tr>
<tr>
<td><p><span class="term">presence</span></p></td>
<td>always</td>
</tr>
<tr>
<td><p><span class="term">details</span></p></td>
<td>audio/x-raw, format=(string)F32LE, layout=(string)interleaved, rate=(int)[ 4000, 96000 ], channels=(int)[ 1, 6 ]</td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-a52dec.functions_details"></a><h2>Functions</h2>
<p></p>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-a52dec.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstA52Dec-struct"></a><h3>struct GstA52Dec</h3>
<pre class="programlisting">struct GstA52Dec;</pre>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-a52dec.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstA52Dec--drc"></a><h3>The <code class="literal">“drc”</code> property</h3>
<pre class="programlisting"> “drc” <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Use Dynamic Range Compression.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstA52Dec--lfe"></a><h3>The <code class="literal">“lfe”</code> property</h3>
<pre class="programlisting"> “lfe” <a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>LFE.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstA52Dec--mode"></a><h3>The <code class="literal">“mode”</code> property</h3>
<pre class="programlisting"> “mode” <span class="type">GstA52DecMode</span></pre>
<p>Decoding Mode (default 3f2r).</p>
<p>Flags: Read / Write</p>
<p>Default value: 3 Front, 2 Rear</p>
</div>
</div>
</div>
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