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<a href="#libs-GstVaapiVideoSink.description" class="shortcut">Description</a>
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<h2><span class="refentrytitle"><a name="libs-GstVaapiVideoSink.top_of_page"></a>GstVaapiVideoSink</span></h2>
<p>GstVaapiVideoSink — An interface for implementing VA-API sink elements</p>
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<a name="libs-GstVaapiVideoSink.synopsis"></a><h2>Synopsis</h2>
<pre class="synopsis">#define <a class="link" href="libs-GstVaapiVideoSink.html#GST-VAAPI-VIDEO-SINK-GET-INTERFACE:CAPS" title="GST_VAAPI_VIDEO_SINK_GET_INTERFACE()">GST_VAAPI_VIDEO_SINK_GET_INTERFACE</a> (obj)
struct <a class="link" href="libs-GstVaapiVideoSink.html#GstVaapiVideoSinkInterface" title="struct GstVaapiVideoSinkInterface">GstVaapiVideoSinkInterface</a>;
<a class="link" href="GstVaapiDisplay.html" title="GstVaapiDisplay"><span class="returnvalue">GstVaapiDisplay</span></a> * <a class="link" href="libs-GstVaapiVideoSink.html#gst-vaapi-video-sink-get-display" title="gst_vaapi_video_sink_get_display ()">gst_vaapi_video_sink_get_display</a> (<em class="parameter"><code><span class="type">GstVaapiVideoSink</span> *sink</code></em>);
<span class="returnvalue">GstVaapiVideoSink</span> * <a class="link" href="libs-GstVaapiVideoSink.html#gst-vaapi-video-sink-lookup" title="gst_vaapi_video_sink_lookup ()">gst_vaapi_video_sink_lookup</a> (<em class="parameter"><code><span class="type">GstElement</span> *element</code></em>);
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<a name="libs-GstVaapiVideoSink.description"></a><h2>Description</h2>
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<a name="libs-GstVaapiVideoSink.details"></a><h2>Details</h2>
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<a name="GST-VAAPI-VIDEO-SINK-GET-INTERFACE:CAPS"></a><h3>GST_VAAPI_VIDEO_SINK_GET_INTERFACE()</h3>
<pre class="programlisting">#define GST_VAAPI_VIDEO_SINK_GET_INTERFACE(obj)</pre>
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<a name="GstVaapiVideoSinkInterface"></a><h3>struct GstVaapiVideoSinkInterface</h3>
<pre class="programlisting">struct GstVaapiVideoSinkInterface {
GstVaapiDisplay *(*get_display)(GstVaapiVideoSink *sink);
};
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<td><p><span class="term"><em class="structfield"><code><a name="GstVaapiVideoSinkInterface.get-display"></a>get_display</code></em> ()</span></p></td>
<td>virtual function for retrieving the <a class="link" href="GstVaapiDisplay.html" title="GstVaapiDisplay"><span class="type">GstVaapiDisplay</span></a> created
by the downstream sink element. The implementation of that virtual
function is required for all Gstreamer/VAAPI sink elements.</td>
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<a name="gst-vaapi-video-sink-get-display"></a><h3>gst_vaapi_video_sink_get_display ()</h3>
<pre class="programlisting"><a class="link" href="GstVaapiDisplay.html" title="GstVaapiDisplay"><span class="returnvalue">GstVaapiDisplay</span></a> * gst_vaapi_video_sink_get_display (<em class="parameter"><code><span class="type">GstVaapiVideoSink</span> *sink</code></em>);</pre>
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Returns the <a class="link" href="GstVaapiDisplay.html" title="GstVaapiDisplay"><span class="type">GstVaapiDisplay</span></a> created by the VA-API <em class="parameter"><code>sink</code></em> element.
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<td><p><span class="term"><em class="parameter"><code>sink</code></em> :</span></p></td>
<td>a <span class="type">GstElement</span>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the <a class="link" href="GstVaapiDisplay.html" title="GstVaapiDisplay"><span class="type">GstVaapiDisplay</span></a> created by the <em class="parameter"><code>sink</code></em> element</td>
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<a name="gst-vaapi-video-sink-lookup"></a><h3>gst_vaapi_video_sink_lookup ()</h3>
<pre class="programlisting"><span class="returnvalue">GstVaapiVideoSink</span> * gst_vaapi_video_sink_lookup (<em class="parameter"><code><span class="type">GstElement</span> *element</code></em>);</pre>
<p>
Traverses the whole downstream elements chain and finds a suitable
<a class="link" href="GstVaapiDisplay.html" title="GstVaapiDisplay"><span class="type">GstVaapiDisplay</span></a>. This is a helper function for intermediate VA-API
elements that don't create a <a class="link" href="GstVaapiDisplay.html" title="GstVaapiDisplay"><span class="type">GstVaapiDisplay</span></a> but require one.
e.g. the `vaapiconvert' element.
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<td><p><span class="term"><em class="parameter"><code>element</code></em> :</span></p></td>
<td>a <span class="type">GstElement</span>
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<td><p><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></p></td>
<td>the <a class="link" href="GstVaapiDisplay.html" title="GstVaapiDisplay"><span class="type">GstVaapiDisplay</span></a> created by a downstream sink
element, or <code class="literal">NULL</code> if none was found</td>
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