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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>fakesink: GStreamer Core Plugins 1.0 Plugins Reference Manual</title>
<meta name="generator" content="DocBook XSL Stylesheets V1.79.1">
<link rel="home" href="index.html" title="GStreamer Core Plugins 1.0 Plugins Reference Manual">
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<a href="#" class="shortcut">Top</a><span id="nav_description">  <span class="dim">|</span> 
                  <a href="#gstreamer-plugins-fakesink.description" class="shortcut">Description</a></span><span id="nav_hierarchy">  <span class="dim">|</span> 
                  <a href="#gstreamer-plugins-fakesink.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_properties">  <span class="dim">|</span> 
                  <a href="#gstreamer-plugins-fakesink.properties" class="shortcut">Properties</a></span><span id="nav_signals">  <span class="dim">|</span> 
                  <a href="#gstreamer-plugins-fakesink.signals" class="shortcut">Signals</a></span>
</td>
<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td>
<td><a accesskey="u" href="ch01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td>
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</tr></table>
<div class="refentry">
<a name="gstreamer-plugins-fakesink"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gstreamer-plugins-fakesink.top_of_page"></a>fakesink</span></h2>
<p>fakesink</p>
</td>
<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.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="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--can-activate-pull" title="The “can-activate-pull” property">can-activate-pull</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--can-activate-push" title="The “can-activate-push” property">can-activate-push</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--dump" title="The “dump” property">dump</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type">
<a href="../glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--last-message" title="The “last-message” property">last-message</a></td>
<td class="property_flags">Read</td>
</tr>
<tr>
<td class="property_type"><a href="../glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--num-buffers" title="The “num-buffers” property">num-buffers</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--signal-handoffs" title="The “signal-handoffs” property">signal-handoffs</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--silent" title="The “silent” property">silent</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSinkStateError" title="enum GstFakeSinkStateError"><span class="type">GstFakeSinkStateError</span></a></td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--state-error" title="The “state-error” property">state-error</a></td>
<td class="property_flags">Read / Write</td>
</tr>
<tr>
<td class="property_type"><a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink--drop-out-of-segment" title="The “drop-out-of-segment” property">drop-out-of-segment</a></td>
<td class="property_flags">Read / Write</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.signals"></a><h2>Signals</h2>
<div class="informaltable"><table class="informaltable" border="0">
<colgroup>
<col width="150px" class="signals_return">
<col width="300px" class="signals_name">
<col width="200px" class="signals_flags">
</colgroup>
<tbody>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink-handoff" title="The “handoff” signal">handoff</a></td>
<td class="signal_flags"><a href="../gobject/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></td>
</tr>
<tr>
<td class="signal_type"><span class="returnvalue">void</span></td>
<td class="signal_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink-preroll-handoff" title="The “preroll-handoff” signal">preroll-handoff</a></td>
<td class="signal_flags"><a href="../gobject/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></td>
</tr>
</tbody>
</table></div>
</div>
<a name="GstFakeSink"></a><div class="refsect1">
<a name="gstreamer-plugins-fakesink.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="gstreamer-plugins-fakesink.html#GstFakeSink-struct" title="struct GstFakeSink">GstFakeSink</a></td>
</tr>
<tr>
<td class="datatype_keyword">enum</td>
<td class="function_name"><a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSinkStateError" title="enum GstFakeSinkStateError">GstFakeSinkStateError</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="../gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
    <span class="lineart">╰──</span> <a href="../gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
        <span class="lineart">╰──</span> <a href="../html/GstObject.html#GstObject-struct">GstObject</a>
            <span class="lineart">╰──</span> <a href="../html/GstElement.html#GstElement-struct">GstElement</a>
                <span class="lineart">╰──</span> <a href="../html/GstBaseSink.html#GstBaseSink-struct">GstBaseSink</a>
                    <span class="lineart">╰──</span> GstFakeSink
</pre>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.description"></a><h2>Description</h2>
<p>Dummy sink that swallows everything.</p>
<div class="refsect3">
<a name="id-1.2.6.8.3"></a><h4>Example launch line</h4>
<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> audiotestsrc num<span class="gtkdoc opt">-</span>buffers<span class="gtkdoc opt">=</span><span class="number">1000</span> <span class="gtkdoc opt">!</span> fakesink sync<span class="gtkdoc opt">=</span><span class="keyword">false</span></pre></td>
      </tr>
    </tbody>
  </table>
</div>

<p> Render 1000 audio buffers (of default size) as fast as possible.</p>
</div>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
<div class="refsect2">
<a name="id-1.2.6.8.4.1"></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="gstreamer-plugins-plugin-coreelements.html#plugin-coreelements">coreelements</a>
          </td>
</tr>
<tr>
<td><p><span class="term">author</span></p></td>
<td>Erik Walthinsen &lt;omega@cse.ogi.edu&gt;, Wim Taymans &lt;wim@fluendo.com&gt;, Mr. 'frag-me-more' Vanderwingo &lt;wingo@fluendo.com&gt;</td>
</tr>
<tr>
<td><p><span class="term">class</span></p></td>
<td>Sink</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="id-1.2.6.8.4.2"></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>ANY</td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.functions_details"></a><h2>Functions</h2>
<p></p>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstFakeSink-struct"></a><h3>struct GstFakeSink</h3>
<pre class="programlisting">struct GstFakeSink;</pre>
<p>The opaque <a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink"><span class="type">GstFakeSink</span></a> data structure.</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSinkStateError"></a><h3>enum GstFakeSinkStateError</h3>
<p>Possible state change errors for the state-error property.</p>
<div class="refsect3">
<a name="GstFakeSinkStateError.members"></a><h4>Members</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="300px" class="enum_members_name">
<col class="enum_members_description">
<col width="200px" class="enum_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="enum_member_name"><p><a name="FAKE-SINK-STATE-ERROR-NONE:CAPS"></a>FAKE_SINK_STATE_ERROR_NONE</p></td>
<td class="enum_member_description">
<p>no error</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="FAKE-SINK-STATE-ERROR-NULL-READY:CAPS"></a>FAKE_SINK_STATE_ERROR_NULL_READY</p></td>
<td class="enum_member_description">
<p>cause the NULL to READY state change to fail</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="FAKE-SINK-STATE-ERROR-READY-PAUSED:CAPS"></a>FAKE_SINK_STATE_ERROR_READY_PAUSED</p></td>
<td class="enum_member_description">
<p>cause the READY to PAUSED state change to fail:</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="FAKE-SINK-STATE-ERROR-PAUSED-PLAYING:CAPS"></a>FAKE_SINK_STATE_ERROR_PAUSED_PLAYING</p></td>
<td class="enum_member_description">
<p>cause the PAUSED to PLAYING state change to fail:</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="FAKE-SINK-STATE-ERROR-PLAYING-PAUSED:CAPS"></a>FAKE_SINK_STATE_ERROR_PLAYING_PAUSED</p></td>
<td class="enum_member_description">
<p>cause the PLAYING to PAUSED state change to fail:</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="FAKE-SINK-STATE-ERROR-PAUSED-READY:CAPS"></a>FAKE_SINK_STATE_ERROR_PAUSED_READY</p></td>
<td class="enum_member_description">
<p>cause the PAUSED to READY state change to fail:</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="FAKE-SINK-STATE-ERROR-READY-NULL:CAPS"></a>FAKE_SINK_STATE_ERROR_READY_NULL</p></td>
<td class="enum_member_description">
<p>cause the READY to NULL state change to fail:</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstFakeSink--can-activate-pull"></a><h3>The <code class="literal">“can-activate-pull”</code> property</h3>
<pre class="programlisting">  “can-activate-pull”        <a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Can activate in pull mode.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink--can-activate-push"></a><h3>The <code class="literal">“can-activate-push”</code> property</h3>
<pre class="programlisting">  “can-activate-push”        <a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Can activate in push mode.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink--dump"></a><h3>The <code class="literal">“dump”</code> property</h3>
<pre class="programlisting">  “dump”                     <a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Dump buffer contents to stdout.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink--last-message"></a><h3>The <code class="literal">“last-message”</code> property</h3>
<pre class="programlisting">  “last-message”             <a href="../glib/glib-Basic-Types.html#gchar"><span class="type">gchar</span></a> *</pre>
<p>The message describing current status.</p>
<p>Flags: Read</p>
<p>Default value: NULL</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink--num-buffers"></a><h3>The <code class="literal">“num-buffers”</code> property</h3>
<pre class="programlisting">  “num-buffers”              <a href="../glib/glib-Basic-Types.html#gint"><span class="type">gint</span></a></pre>
<p>Number of buffers to accept going EOS.</p>
<p>Flags: Read / Write</p>
<p>Allowed values: &gt;= G_MAXULONG</p>
<p>Default value: -1</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink--signal-handoffs"></a><h3>The <code class="literal">“signal-handoffs”</code> property</h3>
<pre class="programlisting">  “signal-handoffs”          <a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Send a signal before unreffing the buffer.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink--silent"></a><h3>The <code class="literal">“silent”</code> property</h3>
<pre class="programlisting">  “silent”                   <a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Don't produce last_message events.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink--state-error"></a><h3>The <code class="literal">“state-error”</code> property</h3>
<pre class="programlisting">  “state-error”              <a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSinkStateError" title="enum GstFakeSinkStateError"><span class="type">GstFakeSinkStateError</span></a></pre>
<p>Generate a state change error.</p>
<p>Flags: Read / Write</p>
<p>Default value: No state change errors</p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink--drop-out-of-segment"></a><h3>The <code class="literal">“drop-out-of-segment”</code> property</h3>
<pre class="programlisting">  “drop-out-of-segment”      <a href="../glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Drop and don't render / hand off out-of-segment buffers.</p>
<p>Flags: Read / Write</p>
<p>Default value: TRUE</p>
</div>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.signal-details"></a><h2>Signal Details</h2>
<div class="refsect2">
<a name="GstFakeSink-handoff"></a><h3>The <code class="literal">“handoff”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink"><span class="type">GstFakeSink</span></a> *fakesink,
               <a href="../html/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a>   *buffer,
               <a href="../html/GstPad.html#GstPad-struct"><span class="type">GstPad</span></a>      *pad,
               <a href="../glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>     user_data)</pre>
<p>This signal gets emitted before unreffing the buffer.</p>
<div class="refsect3">
<a name="GstFakeSink-handoff.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>fakesink</p></td>
<td class="parameter_description"><p>the fakesink instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>buffer</p></td>
<td class="parameter_description"><p>the buffer that just has been received</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad that received it</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user data set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: <a href="../gobject/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></p>
</div>
<hr>
<div class="refsect2">
<a name="GstFakeSink-preroll-handoff"></a><h3>The <code class="literal">“preroll-handoff”</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
user_function (<a class="link" href="gstreamer-plugins-fakesink.html#GstFakeSink"><span class="type">GstFakeSink</span></a> *fakesink,
               <a href="../html/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a>   *buffer,
               <a href="../html/GstPad.html#GstPad-struct"><span class="type">GstPad</span></a>      *pad,
               <a href="../glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a>     user_data)</pre>
<p>This signal gets emitted before unreffing the buffer.</p>
<div class="refsect3">
<a name="GstFakeSink-preroll-handoff.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>fakesink</p></td>
<td class="parameter_description"><p>the fakesink instance</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>buffer</p></td>
<td class="parameter_description"><p>the buffer that just has been received</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad</p></td>
<td class="parameter_description"><p>the pad that received it</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>user_data</p></td>
<td class="parameter_description"><p>user data set when the signal handler was connected.</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p>Flags: <a href="../gobject/gobject-Signals.html#G-SIGNAL-RUN-LAST:CAPS">Run Last</a></p>
</div>
</div>
<div class="refsect1">
<a name="gstreamer-plugins-fakesink.see-also"></a><h2>See Also</h2>
<p><a class="link" href="gstreamer-plugins-fakesrc.html#GstFakeSrc"><span class="type">GstFakeSrc</span></a></p>
</div>
</div>
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