<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>faac</title> <meta name="generator" content="DocBook XSL Stylesheets V1.78.1"> <link rel="home" href="index.html" title="GStreamer Bad Plugins 1.0 Plugins Reference Manual"> <link rel="up" href="ch01.html" title="gst-plugins-bad Elements"> <link rel="prev" href="gst-plugins-bad-plugins-eglglessink.html" title="eglglessink"> <link rel="next" href="gst-plugins-bad-plugins-faad.html" title="faad"> <meta name="generator" content="GTK-Doc V1.19 (XML mode)"> <link rel="stylesheet" href="style.css" type="text/css"> </head> <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> <table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"> <tr valign="middle"> <td><a accesskey="p" href="gst-plugins-bad-plugins-eglglessink.html"><img src="left.png" width="24" height="24" 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<div class="refentry"> <a name="gst-plugins-bad-plugins-faac"></a><div class="titlepage"></div> <div class="refnamediv"><table width="100%"><tr> <td valign="top"> <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> <td valign="top" align="right"></td> </tr></table></div> <div class="refsynopsisdiv"> <a name="gst-plugins-bad-plugins-faac.synopsis"></a><h2>Synopsis</h2> <a name="GstFaac"></a><pre class="synopsis">struct <a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac-struct" title="struct GstFaac">GstFaac</a>; </pre> </div> <div class="refsect1"> <a name="gst-plugins-bad-plugins-faac.object-hierarchy"></a><h2>Object Hierarchy</h2> <pre class="synopsis"> <a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a> +----<a href="http://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a> +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html">GstElement</a> +----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-base-libs/html/gst-plugins-base-libs-gstaudioencoder.html#GstAudioEncoder">GstAudioEncoder</a> +----GstFaac </pre> </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.properties"></a><h2>Properties</h2> <pre class="synopsis"> "<a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--bitrate" title='The "bitrate" property'>bitrate</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> : Read / Write / Construct "<a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--midside" title='The "midside" property'>midside</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write / Construct "<a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--outputformat" title='The "outputformat" property'>outputformat</a>" <span class="type">GstFaacOutputFormat</span> : Read / Write "<a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--profile" title='The "profile" property'>profile</a>" <span class="type">GstFaacProfile</span> : Read / Write "<a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--shortctl" title='The "shortctl" property'>shortctl</a>" <span class="type">GstFaacShortCtl</span> : Read / Write / Construct "<a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--tns" title='The "tns" property'>tns</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write / Construct "<a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--quality" title='The "quality" property'>quality</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> : Read / Write / Construct "<a class="link" href="gst-plugins-bad-plugins-faac.html#GstFaac--rate-control" title='The "rate-control" property'>rate-control</a>" <span class="type">GstFaacBrtype</span> : Read / Write / Construct </pre> </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-1.2.28.7.2.1"></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-1.2.28.7.2.2"></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.details"></a><h2>Details</h2> <div class="refsect2"> <a name="GstFaac-struct"></a><h3>struct GstFaac</h3> <pre class="programlisting">struct GstFaac;</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="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> : Read / Write / Construct</pre> <p>Average Bitrate (ABR) in bits/sec.</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="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write / Construct</pre> <p>Allow mid/side encoding.</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> : Read / Write</pre> <p>Format of output frames.</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> : Read / Write</pre> <p>MPEG/AAC encoding profile.</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> : Read / Write / Construct</pre> <p>Block type encorcing.</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="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write / Construct</pre> <p>Use temporal noise shaping.</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="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gint"><span class="type">gint</span></a> : Read / Write / Construct</pre> <p>Variable bitrate (VBR) quantizer quality in %.</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> : Read / Write / Construct</pre> <p>Encoding bitrate type (VBR/ABR).</p> <p>Default value: VBR</p> </div> </div> </div> <div class="footer"> <hr> Generated by GTK-Doc V1.19</div> </body> </html>