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| <a name="gst-plugins-bad-plugins-faac"></a><div class="titlepage"></div> |
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| <h2><span class="refentrytitle"><a name="gst-plugins-bad-plugins-faac.top_of_page"></a>faac</span></h2> |
| <p>faac — Free MPEG-2/4 AAC encoder</p> |
| </td> |
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| </tr></table></div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-faac.properties"></a><h2>Properties</h2> |
| <div class="informaltable"><table 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="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--bitrate" title="The “bitrate” property">bitrate</a></td> |
| <td class="property_flags">Read / Write / Construct</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--midside" title="The “midside” property">midside</a></td> |
| <td class="property_flags">Read / Write / Construct</td> |
| </tr> |
| <tr> |
| <td class="property_type"><span class="type">GstFaacOutputFormat</span></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--outputformat" title="The “outputformat” property">outputformat</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><span class="type">GstFaacProfile</span></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--profile" title="The “profile” property">profile</a></td> |
| <td class="property_flags">Read / Write</td> |
| </tr> |
| <tr> |
| <td class="property_type"><span class="type">GstFaacShortCtl</span></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--shortctl" title="The “shortctl” property">shortctl</a></td> |
| <td class="property_flags">Read / Write / Construct</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--tns" title="The “tns” property">tns</a></td> |
| <td class="property_flags">Read / Write / Construct</td> |
| </tr> |
| <tr> |
| <td class="property_type"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--quality" title="The “quality” property">quality</a></td> |
| <td class="property_flags">Read / Write / Construct</td> |
| </tr> |
| <tr> |
| <td class="property_type"><span class="type">GstFaacBrtype</span></td> |
| <td class="property_name"><a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--rate-control" title="The “rate-control” property">rate-control</a></td> |
| <td class="property_flags">Read / Write / Construct</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-faac.other"></a><h2>Types and Values</h2> |
| <div class="informaltable"><table 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-bad-plugins-faac.html#GstFaac" title="struct GstFaac">GstFaac</a></td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-faac.implemented-interfaces"></a><h2>Implemented Interfaces</h2> |
| <p> |
| GstFaac implements |
| <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstPreset.html">GstPreset</a>.</p> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-faac.description"></a><h2>Description</h2> |
| <div class="refsynopsisdiv"> |
| <h2>Synopsis</h2> |
| <div class="refsect2"> |
| <a name="id-1.2.29.6.2.1"></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-bad-plugins-plugin-faac.html#plugin-faac">faac</a> |
| </td> |
| </tr> |
| <tr> |
| <td><p><span class="term">author</span></p></td> |
| <td>Ronald Bultje <rbultje@ronald.bitfreak.net></td> |
| </tr> |
| <tr> |
| <td><p><span class="term">class</span></p></td> |
| <td>Codec/Encoder/Audio</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="id-1.2.29.6.2.2"></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-raw, format=(string)S16LE, layout=(string)interleaved, rate=(int){ 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000 }, channels=(int)[ 1, 6 ]</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/mpeg, mpegversion=(int)4, channels=(int)[ 1, 6 ], rate=(int){ 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000 }, stream-format=(string){ adts, raw }, base-profile=(string){ main, lc, ssr, ltp }</td> |
| </tr> |
| <tr> |
| <td><p><span class="term"></span></p></td> |
| <td> audio/mpeg, mpegversion=(int)2, channels=(int)[ 1, 6 ], rate=(int){ 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000, 64000, 88200, 96000 }, stream-format=(string){ adts, raw }, profile=(string){ main, lc }</td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <p> |
| </p> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-faac.functions_details"></a><h2>Functions</h2> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-faac.other_details"></a><h2>Types and Values</h2> |
| <div class="refsect2"> |
| <a name="GstFaac"></a><h3>struct GstFaac</h3> |
| <pre class="programlisting">struct GstFaac { |
| GstAudioEncoder element; |
| |
| /* input format */ |
| gint format; |
| /* input frame size */ |
| gint samples; |
| /* required output buffer size */ |
| gint bytes; |
| |
| /* negotiated */ |
| gint mpegversion, outputformat; |
| |
| /* properties */ |
| gint bitrate, |
| profile, |
| quality, |
| brtype, |
| shortctl; |
| gboolean tns, |
| midside; |
| |
| /* FAAC object */ |
| faacEncHandle handle; |
| }; |
| </pre> |
| <p> |
| </p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="gst-plugins-bad-plugins-faac.property-details"></a><h2>Property Details</h2> |
| <div class="refsect2"> |
| <a name="GstFaac--bitrate"></a><h3>The <code class="literal">“bitrate”</code> property</h3> |
| <pre class="programlisting"> “bitrate” <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> |
| <p>Average Bitrate (ABR) in bits/sec.</p> |
| <p>Flags: Read / Write / Construct</p> |
| <p>Allowed values: [8000,320000]</p> |
| <p>Default value: 128000</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFaac--midside"></a><h3>The <code class="literal">“midside”</code> property</h3> |
| <pre class="programlisting"> “midside” <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre> |
| <p>Allow mid/side encoding.</p> |
| <p>Flags: Read / Write / Construct</p> |
| <p>Default value: TRUE</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFaac--outputformat"></a><h3>The <code class="literal">“outputformat”</code> property</h3> |
| <pre class="programlisting"> “outputformat” <span class="type">GstFaacOutputFormat</span></pre> |
| <p>Format of output frames.</p> |
| <p>Flags: Read / Write</p> |
| <p>Default value: OUTPUTFORMAT_RAW</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFaac--profile"></a><h3>The <code class="literal">“profile”</code> property</h3> |
| <pre class="programlisting"> “profile” <span class="type">GstFaacProfile</span></pre> |
| <p>MPEG/AAC encoding profile.</p> |
| <p>Flags: Read / Write</p> |
| <p>Default value: LC</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFaac--shortctl"></a><h3>The <code class="literal">“shortctl”</code> property</h3> |
| <pre class="programlisting"> “shortctl” <span class="type">GstFaacShortCtl</span></pre> |
| <p>Block type encorcing.</p> |
| <p>Flags: Read / Write / Construct</p> |
| <p>Default value: SHORTCTL_NORMAL</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFaac--tns"></a><h3>The <code class="literal">“tns”</code> property</h3> |
| <pre class="programlisting"> “tns” <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre> |
| <p>Use temporal noise shaping.</p> |
| <p>Flags: Read / Write / Construct</p> |
| <p>Default value: FALSE</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFaac--quality"></a><h3>The <code class="literal">“quality”</code> property</h3> |
| <pre class="programlisting"> “quality” <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre> |
| <p>Variable bitrate (VBR) quantizer quality in %.</p> |
| <p>Flags: Read / Write / Construct</p> |
| <p>Allowed values: [1,1000]</p> |
| <p>Default value: 100</p> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstFaac--rate-control"></a><h3>The <code class="literal">“rate-control”</code> property</h3> |
| <pre class="programlisting"> “rate-control” <span class="type">GstFaacBrtype</span></pre> |
| <p>Encoding bitrate type (VBR/ABR).</p> |
| <p>Flags: Read / Write / Construct</p> |
| <p>Default value: VBR</p> |
| </div> |
| </div> |
| </div> |
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