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<title>GStreamer Ugly Plugins 1.0 Plugins Reference Manual: x264enc</title>
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<a href="#gst-plugins-ugly-plugins-x264enc.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_interfaces"> <span class="dim">|</span>
<a href="#gst-plugins-ugly-plugins-x264enc.implemented-interfaces" class="shortcut">Implemented Interfaces</a></span><span id="nav_properties"> <span class="dim">|</span>
<a href="#gst-plugins-ugly-plugins-x264enc.properties" class="shortcut">Properties</a></span>
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<div class="refentry">
<a name="gst-plugins-ugly-plugins-x264enc"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gst-plugins-ugly-plugins-x264enc.top_of_page"></a>x264enc</span></h2>
<p>x264enc — H264 Encoder</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-x264enc.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"><span class="type">GstX264EncAnalyse</span></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--analyse" title="The “analyse” property">analyse</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--aud" title="The “aud” property">aud</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--b-adapt" title="The “b-adapt” property">b-adapt</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--b-pyramid" title="The “b-pyramid” property">b-pyramid</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--bframes" title="The “bframes” property">bframes</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--bitrate" title="The “bitrate” property">bitrate</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--byte-stream" title="The “byte-stream” property">byte-stream</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--cabac" title="The “cabac” property">cabac</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--dct8x8" title="The “dct8x8” property">dct8x8</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--interlaced" title="The “interlaced” property">interlaced</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--ip-factor" title="The “ip-factor” property">ip-factor</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--key-int-max" title="The “key-int-max” property">key-int-max</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><span class="type">GstX264EncMe</span></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--me" title="The “me” property">me</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--multipass-cache-file" title="The “multipass-cache-file” property">multipass-cache-file</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--noise-reduction" title="The “noise-reduction” property">noise-reduction</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><span class="type">GstX264EncPass</span></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--pass" title="The “pass” property">pass</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--pb-factor" title="The “pb-factor” property">pb-factor</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--qp-max" title="The “qp-max” property">qp-max</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--qp-min" title="The “qp-min” property">qp-min</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--qp-step" title="The “qp-step” property">qp-step</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--quantizer" title="The “quantizer” property">quantizer</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--ref" title="The “ref” property">ref</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--sps-id" title="The “sps-id” property">sps-id</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--stats-file" title="The “stats-file” property">stats-file</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--subme" title="The “subme” property">subme</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--threads" title="The “threads” property">threads</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--trellis" title="The “trellis” property">trellis</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--vbv-buf-capacity" title="The “vbv-buf-capacity” property">vbv-buf-capacity</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--weightb" title="The “weightb” property">weightb</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--intra-refresh" title="The “intra-refresh” property">intra-refresh</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--mb-tree" title="The “mb-tree” property">mb-tree</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--rc-lookahead" title="The “rc-lookahead” property">rc-lookahead</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--sliced-threads" title="The “sliced-threads” property">sliced-threads</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--sync-lookahead" title="The “sync-lookahead” property">sync-lookahead</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--option-string" title="The “option-string” property">option-string</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><span class="type">GstX264EncProfile</span></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--profile" title="The “profile” property">profile</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><span class="type">GstX264EncPsyTune</span></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--psy-tune" title="The “psy-tune” property">psy-tune</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><span class="type">GstX264EncPreset</span></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--speed-preset" title="The “speed-preset” property">speed-preset</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><span class="type">GstX264EncTune</span></td>
<td class="property_name"><a class="link" href="gst-plugins-ugly-plugins-x264enc.html#GstX264Enc--tune" title="The “tune” property">tune</a></td>
<td class="property_flags">Read / Write</td>
</tr>
</tbody>
</table></div>
</div>
<a name="GstX264Enc"></a><div class="refsect1">
<a name="gst-plugins-ugly-plugins-x264enc.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-ugly-plugins-x264enc.html#GstX264Enc-struct" title="struct GstX264Enc">GstX264Enc</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-x264enc.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject">GObject</a>
<span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
<span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstObject.html">GstObject</a>
<span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstElement.html">GstElement</a>
<span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0/gst-plugins-base-libs-GstVideoEncoder.html#GstVideoEncoder">GstVideoEncoder</a>
<span class="lineart">╰──</span> GstX264Enc
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-x264enc.implemented-interfaces"></a><h2>Implemented Interfaces</h2>
<p>
GstX264Enc implements
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstPreset.html">GstPreset</a>.</p>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-x264enc.description"></a><h2>Description</h2>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.16.8.2.1"></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-ugly-plugins-plugin-x264.html#plugin-x264">x264</a>
</td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>Josef Zlomek <josef.zlomek@itonis.tv>, Mark Nauwelaerts <mnauw@users.sf.net></td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Codec/Encoder/Video</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.16.8.2.2"></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>video/x-raw, format=(string){ I420, YV12, Y42B, Y444, NV12, I420_10LE, I422_10LE, Y444_10LE }, framerate=(fraction)[ 0/1, 2147483647/1 ], width=(int)[ 16, 2147483647 ], height=(int)[ 16, 2147483647 ]</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>video/x-h264, framerate=(fraction)[ 0/1, 2147483647/1 ], width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], stream-format=(string){ avc, byte-stream }, alignment=(string)au, profile=(string){ high-4:4:4, high-4:2:2, high-10, high, main, baseline, constrained-baseline, high-4:4:4-intra, high-4:2:2-intra, high-10-intra }</td>
</tr>
</tbody>
</table></div>
</div>
</div>
<p>
</p>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-x264enc.functions_details"></a><h2>Functions</h2>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-x264enc.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstX264Enc-struct"></a><h3>struct GstX264Enc</h3>
<pre class="programlisting">struct GstX264Enc;</pre>
<p>
</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-ugly-plugins-x264enc.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstX264Enc--analyse"></a><h3>The <code class="literal">“analyse”</code> property</h3>
<pre class="programlisting"> “analyse” <span class="type">GstX264EncAnalyse</span></pre>
<p>Partitions to consider.</p>
<p>Flags: Read / Write</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--aud"></a><h3>The <code class="literal">“aud”</code> property</h3>
<pre class="programlisting"> “aud” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Use AU (Access Unit) delimiter.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--b-adapt"></a><h3>The <code class="literal">“b-adapt”</code> property</h3>
<pre class="programlisting"> “b-adapt” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Automatically decide how many B-frames to use.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--b-pyramid"></a><h3>The <code class="literal">“b-pyramid”</code> property</h3>
<pre class="programlisting"> “b-pyramid” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Keep some B-frames as references.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--bframes"></a><h3>The <code class="literal">“bframes”</code> property</h3>
<pre class="programlisting"> “bframes” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Number of B-frames between I and P.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: <= 4</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--bitrate"></a><h3>The <code class="literal">“bitrate”</code> property</h3>
<pre class="programlisting"> “bitrate” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Bitrate in kbit/sec.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [1,102400]</p>
<p>Default value: 2048</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--byte-stream"></a><h3>The <code class="literal">“byte-stream”</code> property</h3>
<pre class="programlisting"> “byte-stream” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Generate byte stream format of NALU.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--cabac"></a><h3>The <code class="literal">“cabac”</code> property</h3>
<pre class="programlisting"> “cabac” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Enable CABAC entropy coding.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--dct8x8"></a><h3>The <code class="literal">“dct8x8”</code> property</h3>
<pre class="programlisting"> “dct8x8” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Adaptive spatial transform size.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--interlaced"></a><h3>The <code class="literal">“interlaced”</code> property</h3>
<pre class="programlisting"> “interlaced” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Interlaced material.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--ip-factor"></a><h3>The <code class="literal">“ip-factor”</code> property</h3>
<pre class="programlisting"> “ip-factor” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a></pre>
<p>Quantizer factor between I- and P-frames.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [0,2]</p>
<p>Default value: 1.4</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--key-int-max"></a><h3>The <code class="literal">“key-int-max”</code> property</h3>
<pre class="programlisting"> “key-int-max” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Maximal distance between two key-frames (0 for automatic).</p>
<p>Flags: Read / Write</p>
<p>Allowed values: <= G_MAXINT</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--me"></a><h3>The <code class="literal">“me”</code> property</h3>
<pre class="programlisting"> “me” <span class="type">GstX264EncMe</span></pre>
<p>Integer pixel motion estimation method.</p>
<p>Flags: Read / Write</p>
<p>Default value: hex</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--multipass-cache-file"></a><h3>The <code class="literal">“multipass-cache-file”</code> property</h3>
<pre class="programlisting"> “multipass-cache-file” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</pre>
<p>Filename for multipass cache file.</p>
<p>Flags: Read / Write</p>
<p>Default value: "x264.log"</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--noise-reduction"></a><h3>The <code class="literal">“noise-reduction”</code> property</h3>
<pre class="programlisting"> “noise-reduction” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Noise reduction strength.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: <= 100000</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--pass"></a><h3>The <code class="literal">“pass”</code> property</h3>
<pre class="programlisting"> “pass” <span class="type">GstX264EncPass</span></pre>
<p>Encoding pass/type.</p>
<p>Flags: Read / Write</p>
<p>Default value: Constant Bitrate Encoding</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--pb-factor"></a><h3>The <code class="literal">“pb-factor”</code> property</h3>
<pre class="programlisting"> “pb-factor” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gfloat"><span class="type">gfloat</span></a></pre>
<p>Quantizer factor between P- and B-frames.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [0,2]</p>
<p>Default value: 1.3</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--qp-max"></a><h3>The <code class="literal">“qp-max”</code> property</h3>
<pre class="programlisting"> “qp-max” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Maximum quantizer.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [1,51]</p>
<p>Default value: 51</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--qp-min"></a><h3>The <code class="literal">“qp-min”</code> property</h3>
<pre class="programlisting"> “qp-min” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Minimum quantizer.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [1,51]</p>
<p>Default value: 10</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--qp-step"></a><h3>The <code class="literal">“qp-step”</code> property</h3>
<pre class="programlisting"> “qp-step” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Maximum quantizer difference between frames.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [1,50]</p>
<p>Default value: 4</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--quantizer"></a><h3>The <code class="literal">“quantizer”</code> property</h3>
<pre class="programlisting"> “quantizer” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Constant quantizer or quality to apply.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [1,50]</p>
<p>Default value: 21</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--ref"></a><h3>The <code class="literal">“ref”</code> property</h3>
<pre class="programlisting"> “ref” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Number of reference frames.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [1,12]</p>
<p>Default value: 1</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--sps-id"></a><h3>The <code class="literal">“sps-id”</code> property</h3>
<pre class="programlisting"> “sps-id” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>SPS and PPS ID number.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: <= 31</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--stats-file"></a><h3>The <code class="literal">“stats-file”</code> property</h3>
<pre class="programlisting"> “stats-file” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</pre>
<p>Filename for multipass statistics (deprecated, use multipass-cache-file).</p>
<p>Flags: Read / Write</p>
<p>Default value: "x264.log"</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--subme"></a><h3>The <code class="literal">“subme”</code> property</h3>
<pre class="programlisting"> “subme” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Subpixel motion estimation and partition decision quality: 1=fast, 10=best.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [1,10]</p>
<p>Default value: 1</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--threads"></a><h3>The <code class="literal">“threads”</code> property</h3>
<pre class="programlisting"> “threads” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Number of threads used by the codec (0 for automatic).</p>
<p>Flags: Read / Write</p>
<p>Allowed values: <= 4</p>
<p>Default value: 0</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--trellis"></a><h3>The <code class="literal">“trellis”</code> property</h3>
<pre class="programlisting"> “trellis” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Enable trellis searched quantization.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--vbv-buf-capacity"></a><h3>The <code class="literal">“vbv-buf-capacity”</code> property</h3>
<pre class="programlisting"> “vbv-buf-capacity” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a></pre>
<p>Size of the VBV buffer in milliseconds.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: <= 10000</p>
<p>Default value: 600</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--weightb"></a><h3>The <code class="literal">“weightb”</code> property</h3>
<pre class="programlisting"> “weightb” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Weighted prediction for B-frames.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--intra-refresh"></a><h3>The <code class="literal">“intra-refresh”</code> property</h3>
<pre class="programlisting"> “intra-refresh” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Use Periodic Intra Refresh instead of IDR frames.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--mb-tree"></a><h3>The <code class="literal">“mb-tree”</code> property</h3>
<pre class="programlisting"> “mb-tree” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Macroblock-Tree ratecontrol.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--rc-lookahead"></a><h3>The <code class="literal">“rc-lookahead”</code> property</h3>
<pre class="programlisting"> “rc-lookahead” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre>
<p>Number of frames for frametype lookahead.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [0,250]</p>
<p>Default value: 40</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--sliced-threads"></a><h3>The <code class="literal">“sliced-threads”</code> property</h3>
<pre class="programlisting"> “sliced-threads” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Low latency but lower efficiency threading.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--sync-lookahead"></a><h3>The <code class="literal">“sync-lookahead”</code> property</h3>
<pre class="programlisting"> “sync-lookahead” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre>
<p>Number of buffer frames for threaded lookahead (-1 for automatic).</p>
<p>Flags: Read / Write</p>
<p>Allowed values: [G_MAXULONG,250]</p>
<p>Default value: -1</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--option-string"></a><h3>The <code class="literal">“option-string”</code> property</h3>
<pre class="programlisting"> “option-string” <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</pre>
<p>String of x264 options (overridden by element properties).</p>
<p>Flags: Read / Write</p>
<p>Default value: ""</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--profile"></a><h3>The <code class="literal">“profile”</code> property</h3>
<pre class="programlisting"> “profile” <span class="type">GstX264EncProfile</span></pre>
<p>Apply restrictions to meet H.264 Profile constraints. This will override other properties if necessary. This will only be used if downstream elements do not specify a profile in their caps (DEPRECATED).</p>
<p>Flags: Read / Write</p>
<p>Default value: main</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--psy-tune"></a><h3>The <code class="literal">“psy-tune”</code> property</h3>
<pre class="programlisting"> “psy-tune” <span class="type">GstX264EncPsyTune</span></pre>
<p>Preset name for psychovisual tuning options.</p>
<p>Flags: Read / Write</p>
<p>Default value: No tuning</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--speed-preset"></a><h3>The <code class="literal">“speed-preset”</code> property</h3>
<pre class="programlisting"> “speed-preset” <span class="type">GstX264EncPreset</span></pre>
<p>Preset name for speed/quality tradeoff options (can affect decode compatibility - impose restrictions separately for your target decoder).</p>
<p>Flags: Read / Write</p>
<p>Default value: medium</p>
</div>
<hr>
<div class="refsect2">
<a name="GstX264Enc--tune"></a><h3>The <code class="literal">“tune”</code> property</h3>
<pre class="programlisting"> “tune” <span class="type">GstX264EncTune</span></pre>
<p>Preset name for non-psychovisual tuning options.</p>
<p>Flags: Read / Write</p>
</div>
</div>
</div>
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