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<a href="#gst-plugins-base-libs-gstbaseaudiosink.properties" class="shortcut">Properties</a>
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<div class="refentry">
<a name="gst-plugins-base-libs-gstbaseaudiosink"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="gst-plugins-base-libs-gstbaseaudiosink.top_of_page"></a>gstbaseaudiosink</span></h2>
<p>gstbaseaudiosink — Base class for audio sinks</p>
</td>
<td valign="top" align="right"></td>
</tr></table></div>
<div class="refsynopsisdiv">
<a name="gst-plugins-base-libs-gstbaseaudiosink.synopsis"></a><h2>Synopsis</h2>
<a name="GstBaseAudioSink"></a><pre class="synopsis">
#include <gst/audio/gstbaseaudiosink.h>
struct <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink-struct" title="struct GstBaseAudioSink">GstBaseAudioSink</a>;
struct <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSinkClass" title="struct GstBaseAudioSinkClass">GstBaseAudioSinkClass</a>;
enum <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSinkSlaveMethod" title="enum GstBaseAudioSinkSlaveMethod">GstBaseAudioSinkSlaveMethod</a>;
#define <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GST-BASE-AUDIO-SINK-CLOCK:CAPS" title="GST_BASE_AUDIO_SINK_CLOCK()">GST_BASE_AUDIO_SINK_CLOCK</a> (obj)
#define <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GST-BASE-AUDIO-SINK-PAD:CAPS" title="GST_BASE_AUDIO_SINK_PAD()">GST_BASE_AUDIO_SINK_PAD</a> (obj)
<a class="link" href="gst-plugins-base-libs-gstringbuffer.html#GstRingBuffer"><span class="returnvalue">GstRingBuffer</span></a> * <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#gst-base-audio-sink-create-ringbuffer" title="gst_base_audio_sink_create_ringbuffer ()">gst_base_audio_sink_create_ringbuffer</a>
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>);
<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#gst-base-audio-sink-set-provide-clock" title="gst_base_audio_sink_set_provide_clock ()">gst_base_audio_sink_set_provide_clock</a>
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> provide</code></em>);
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#gst-base-audio-sink-get-provide-clock" title="gst_base_audio_sink_get_provide_clock ()">gst_base_audio_sink_get_provide_clock</a>
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>);
<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#gst-base-audio-sink-set-slave-method" title="gst_base_audio_sink_set_slave_method ()">gst_base_audio_sink_set_slave_method</a>
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>,
<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSinkSlaveMethod" title="enum GstBaseAudioSinkSlaveMethod"><span class="type">GstBaseAudioSinkSlaveMethod</span></a> method</code></em>);
<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSinkSlaveMethod" title="enum GstBaseAudioSinkSlaveMethod"><span class="returnvalue">GstBaseAudioSinkSlaveMethod</span></a> <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#gst-base-audio-sink-get-slave-method" title="gst_base_audio_sink_get_slave_method ()">gst_base_audio_sink_get_slave_method</a>
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>);
<span class="returnvalue">gint64</span> <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#gst-base-audio-sink-get-drift-tolerance" title="gst_base_audio_sink_get_drift_tolerance ()">gst_base_audio_sink_get_drift_tolerance</a>
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>);
<span class="returnvalue">void</span> <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#gst-base-audio-sink-set-drift-tolerance" title="gst_base_audio_sink_set_drift_tolerance ()">gst_base_audio_sink_set_drift_tolerance</a>
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>,
<em class="parameter"><code><span class="type">gint64</span> drift_tolerance</code></em>);
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstbaseaudiosink.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://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/gstreamer-libs/html/GstBaseSink.html">GstBaseSink</a>
+----GstBaseAudioSink
+----<a class="link" href="gst-plugins-base-libs-gstaudiosink.html#GstAudioSink">GstAudioSink</a>
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstbaseaudiosink.properties"></a><h2>Properties</h2>
<pre class="synopsis">
"<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink--alignment-threshold" title='The "alignment-threshold" property'>alignment-threshold</a>" <span class="type">guint64</span> : Read / Write
"<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink--buffer-time" title='The "buffer-time" property'>buffer-time</a>" <span class="type">gint64</span> : Read / Write
"<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink--can-activate-pull" title='The "can-activate-pull" property'>can-activate-pull</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write
"<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink--discont-wait" title='The "discont-wait" property'>discont-wait</a>" <span class="type">guint64</span> : Read / Write
"<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink--drift-tolerance" title='The "drift-tolerance" property'>drift-tolerance</a>" <span class="type">gint64</span> : Read / Write
"<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink--latency-time" title='The "latency-time" property'>latency-time</a>" <span class="type">gint64</span> : Read / Write
"<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink--provide-clock" title='The "provide-clock" property'>provide-clock</a>" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write
"<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink--slave-method" title='The "slave-method" property'>slave-method</a>" <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSinkSlaveMethod" title="enum GstBaseAudioSinkSlaveMethod"><span class="type">GstBaseAudioSinkSlaveMethod</span></a> : Read / Write
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstbaseaudiosink.description"></a><h2>Description</h2>
<p>
This is the base class for audio sinks. Subclasses need to implement the
::create_ringbuffer vmethod. This base class will then take care of
writing samples to the ringbuffer, synchronisation, clipping and flushing.
</p>
<p>
Last reviewed on 2006-09-27 (0.10.12)
</p>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstbaseaudiosink.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GstBaseAudioSink-struct"></a><h3>struct GstBaseAudioSink</h3>
<pre class="programlisting">struct GstBaseAudioSink;</pre>
<p>
Opaque <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>.
</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSinkClass"></a><h3>struct GstBaseAudioSinkClass</h3>
<pre class="programlisting">struct GstBaseAudioSinkClass {
GstBaseSinkClass parent_class;
/* subclass ringbuffer allocation */
GstRingBuffer* (*create_ringbuffer) (GstBaseAudioSink *sink);
/* subclass payloader */
GstBuffer* (*payload) (GstBaseAudioSink *sink,
GstBuffer *buffer);
};
</pre>
<p>
<a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> class. Override the vmethod to implement
functionality.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer-libs/html/GstBaseSink.html#GstBaseSinkClass"><span class="type">GstBaseSinkClass</span></a> <em class="structfield"><code><a name="GstBaseAudioSinkClass.parent-class"></a>parent_class</code></em>;</span></p></td>
<td>the parent class.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GstBaseAudioSinkClass.create-ringbuffer"></a>create_ringbuffer</code></em> ()</span></p></td>
<td>create and return a <a class="link" href="gst-plugins-base-libs-gstringbuffer.html#GstRingBuffer"><span class="type">GstRingBuffer</span></a> to write to.</td>
</tr>
<tr>
<td><p><span class="term"><em class="structfield"><code><a name="GstBaseAudioSinkClass.payload"></a>payload</code></em> ()</span></p></td>
<td>payload data in a format suitable to write to the sink. If no
payloading is required, returns a reffed copy of the original
buffer, else returns the payloaded buffer with all other metadata
copied. (Since: 0.10.36)</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSinkSlaveMethod"></a><h3>enum GstBaseAudioSinkSlaveMethod</h3>
<pre class="programlisting">typedef enum {
GST_BASE_AUDIO_SINK_SLAVE_RESAMPLE,
GST_BASE_AUDIO_SINK_SLAVE_SKEW,
GST_BASE_AUDIO_SINK_SLAVE_NONE
} GstBaseAudioSinkSlaveMethod;
</pre>
<p>
Different possible clock slaving algorithms used when the internal audio
clock is not selected as the pipeline master clock.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><a name="GST-BASE-AUDIO-SINK-SLAVE-RESAMPLE:CAPS"></a><span class="term"><code class="literal">GST_BASE_AUDIO_SINK_SLAVE_RESAMPLE</code></span></p></td>
<td>Resample to match the master clock
</td>
</tr>
<tr>
<td><p><a name="GST-BASE-AUDIO-SINK-SLAVE-SKEW:CAPS"></a><span class="term"><code class="literal">GST_BASE_AUDIO_SINK_SLAVE_SKEW</code></span></p></td>
<td>Adjust playout pointer when master clock
drifts too much.
</td>
</tr>
<tr>
<td><p><a name="GST-BASE-AUDIO-SINK-SLAVE-NONE:CAPS"></a><span class="term"><code class="literal">GST_BASE_AUDIO_SINK_SLAVE_NONE</code></span></p></td>
<td>No adjustment is done.
</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="GST-BASE-AUDIO-SINK-CLOCK:CAPS"></a><h3>GST_BASE_AUDIO_SINK_CLOCK()</h3>
<pre class="programlisting">#define GST_BASE_AUDIO_SINK_CLOCK(obj) (GST_BASE_AUDIO_SINK (obj)->clock)
</pre>
<p>
Get the <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstClock.html"><span class="type">GstClock</span></a> of <em class="parameter"><code>obj</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>obj</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>
</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="GST-BASE-AUDIO-SINK-PAD:CAPS"></a><h3>GST_BASE_AUDIO_SINK_PAD()</h3>
<pre class="programlisting">#define GST_BASE_AUDIO_SINK_PAD(obj) (GST_BASE_SINK (obj)->sinkpad)
</pre>
<p>
Get the sink <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstPad.html"><span class="type">GstPad</span></a> of <em class="parameter"><code>obj</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody><tr>
<td><p><span class="term"><em class="parameter"><code>obj</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>
</td>
</tr></tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gst-base-audio-sink-create-ringbuffer"></a><h3>gst_base_audio_sink_create_ringbuffer ()</h3>
<pre class="programlisting"><a class="link" href="gst-plugins-base-libs-gstringbuffer.html#GstRingBuffer"><span class="returnvalue">GstRingBuffer</span></a> * gst_base_audio_sink_create_ringbuffer
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>);</pre>
<p>
Create and return the <a class="link" href="gst-plugins-base-libs-gstringbuffer.html#GstRingBuffer"><span class="type">GstRingBuffer</span></a> for <em class="parameter"><code>sink</code></em>. This function will call the
::create_ringbuffer vmethod and will set <em class="parameter"><code>sink</code></em> as the parent of the returned
buffer (see <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html#gst-object-set-parent"><code class="function">gst_object_set_parent()</code></a>).
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>sink</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>.</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The new ringbuffer of <em class="parameter"><code>sink</code></em>.</td>
</tr>
</tbody>
</table></div>
</div>
<hr>
<div class="refsect2">
<a name="gst-base-audio-sink-set-provide-clock"></a><h3>gst_base_audio_sink_set_provide_clock ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gst_base_audio_sink_set_provide_clock
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>,
<em class="parameter"><code><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> provide</code></em>);</pre>
<p>
Controls whether <em class="parameter"><code>sink</code></em> will provide a clock or not. If <em class="parameter"><code>provide</code></em> is <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a>,
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html#gst-element-provide-clock"><code class="function">gst_element_provide_clock()</code></a> will return a clock that reflects the datarate
of <em class="parameter"><code>sink</code></em>. If <em class="parameter"><code>provide</code></em> is <a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a>, <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstElement.html#gst-element-provide-clock"><code class="function">gst_element_provide_clock()</code></a> will return NULL.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>sink</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>provide</code></em> :</span></p></td>
<td>new state</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.16</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-base-audio-sink-get-provide-clock"></a><h3>gst_base_audio_sink_get_provide_clock ()</h3>
<pre class="programlisting"><a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> gst_base_audio_sink_get_provide_clock
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>);</pre>
<p>
Queries whether <em class="parameter"><code>sink</code></em> will provide a clock or not. See also
gst_base_audio_sink_set_provide_clock.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>sink</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>
<a href="http://library.gnome.org/devel/glib/unstable/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>sink</code></em> will provide a clock.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.16</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-base-audio-sink-set-slave-method"></a><h3>gst_base_audio_sink_set_slave_method ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gst_base_audio_sink_set_slave_method
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>,
<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSinkSlaveMethod" title="enum GstBaseAudioSinkSlaveMethod"><span class="type">GstBaseAudioSinkSlaveMethod</span></a> method</code></em>);</pre>
<p>
Controls how clock slaving will be performed in <em class="parameter"><code>sink</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>sink</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>method</code></em> :</span></p></td>
<td>the new slave method</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.16</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-base-audio-sink-get-slave-method"></a><h3>gst_base_audio_sink_get_slave_method ()</h3>
<pre class="programlisting"><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSinkSlaveMethod" title="enum GstBaseAudioSinkSlaveMethod"><span class="returnvalue">GstBaseAudioSinkSlaveMethod</span></a> gst_base_audio_sink_get_slave_method
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>);</pre>
<p>
Get the current slave method used by <em class="parameter"><code>sink</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>sink</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The current slave method used by <em class="parameter"><code>sink</code></em>.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.16</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-base-audio-sink-get-drift-tolerance"></a><h3>gst_base_audio_sink_get_drift_tolerance ()</h3>
<pre class="programlisting"><span class="returnvalue">gint64</span> gst_base_audio_sink_get_drift_tolerance
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>);</pre>
<p>
Get the current drift tolerance, in microseconds, used by <em class="parameter"><code>sink</code></em>.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>sink</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>The current drift tolerance used by <em class="parameter"><code>sink</code></em>.</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.31</p>
</div>
<hr>
<div class="refsect2">
<a name="gst-base-audio-sink-set-drift-tolerance"></a><h3>gst_base_audio_sink_set_drift_tolerance ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span> gst_base_audio_sink_set_drift_tolerance
(<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a> *sink</code></em>,
<em class="parameter"><code><span class="type">gint64</span> drift_tolerance</code></em>);</pre>
<p>
Controls the sink's drift tolerance.
</p>
<div class="variablelist"><table border="0">
<col align="left" valign="top">
<tbody>
<tr>
<td><p><span class="term"><em class="parameter"><code>sink</code></em> :</span></p></td>
<td>a <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSink"><span class="type">GstBaseAudioSink</span></a>
</td>
</tr>
<tr>
<td><p><span class="term"><em class="parameter"><code>drift_tolerance</code></em> :</span></p></td>
<td>the new drift tolerance in microseconds</td>
</tr>
</tbody>
</table></div>
<p class="since">Since 0.10.31</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstbaseaudiosink.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstBaseAudioSink--alignment-threshold"></a><h3>The <code class="literal">"alignment-threshold"</code> property</h3>
<pre class="programlisting"> "alignment-threshold" <span class="type">guint64</span> : Read / Write</pre>
<p>Timestamp alignment threshold in nanoseconds.</p>
<p>Allowed values: [1,18446744073709551614]</p>
<p>Default value: 40000000</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSink--buffer-time"></a><h3>The <code class="literal">"buffer-time"</code> property</h3>
<pre class="programlisting"> "buffer-time" <span class="type">gint64</span> : Read / Write</pre>
<p>Size of audio buffer in microseconds.</p>
<p>Allowed values: >= 1</p>
<p>Default value: 200000</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSink--can-activate-pull"></a><h3>The <code class="literal">"can-activate-pull"</code> property</h3>
<pre class="programlisting"> "can-activate-pull" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write</pre>
<p>Allow pull-based scheduling.</p>
<p>Default value: FALSE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSink--discont-wait"></a><h3>The <code class="literal">"discont-wait"</code> property</h3>
<pre class="programlisting"> "discont-wait" <span class="type">guint64</span> : Read / Write</pre>
<p>
A window of time in nanoseconds to wait before creating a discontinuity as
a result of breaching the drift-tolerance.
</p>
<p>Allowed values: <= 18446744073709551614</p>
<p>Default value: 1000000000</p>
<p class="since">Since 0.10.36</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSink--drift-tolerance"></a><h3>The <code class="literal">"drift-tolerance"</code> property</h3>
<pre class="programlisting"> "drift-tolerance" <span class="type">gint64</span> : Read / Write</pre>
<p>
Controls the amount of time in microseconds that clocks are allowed
to drift before resynchronisation happens.
</p>
<p>Allowed values: >= 1</p>
<p>Default value: 40000</p>
<p class="since">Since 0.10.26</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSink--latency-time"></a><h3>The <code class="literal">"latency-time"</code> property</h3>
<pre class="programlisting"> "latency-time" <span class="type">gint64</span> : Read / Write</pre>
<p>Audio latency in microseconds.</p>
<p>Allowed values: >= 1</p>
<p>Default value: 10000</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSink--provide-clock"></a><h3>The <code class="literal">"provide-clock"</code> property</h3>
<pre class="programlisting"> "provide-clock" <a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> : Read / Write</pre>
<p>Provide a clock to be used as the global pipeline clock.</p>
<p>Default value: TRUE</p>
</div>
<hr>
<div class="refsect2">
<a name="GstBaseAudioSink--slave-method"></a><h3>The <code class="literal">"slave-method"</code> property</h3>
<pre class="programlisting"> "slave-method" <a class="link" href="gst-plugins-base-libs-gstbaseaudiosink.html#GstBaseAudioSinkSlaveMethod" title="enum GstBaseAudioSinkSlaveMethod"><span class="type">GstBaseAudioSinkSlaveMethod</span></a> : Read / Write</pre>
<p>Algorithm to use to match the rate of the masterclock.</p>
<p>Default value: GST_BASE_AUDIO_SINK_SLAVE_SKEW</p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-gstbaseaudiosink.see-also"></a><h2>See Also</h2>
<a class="link" href="gst-plugins-base-libs-gstaudiosink.html#GstAudioSink"><span class="type">GstAudioSink</span></a>, <a class="link" href="gst-plugins-base-libs-gstringbuffer.html#GstRingBuffer"><span class="type">GstRingBuffer</span></a>.
</div>
</div>
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