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<title>appsrc: GStreamer Base Plugins 1.0 Library Reference Manual</title>
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<a href="#gst-plugins-base-libs-appsrc.description" class="shortcut">Description</a></span>
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<h2><span class="refentrytitle"><a name="gst-plugins-base-libs-appsrc.top_of_page"></a>appsrc</span></h2>
<p>appsrc</p>
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<td class="gallery_image" valign="top" align="right"></td>
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<div class="refsect1">
<a name="gst-plugins-base-libs-appsrc.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-set-caps" title="gst_app_src_set_caps ()">gst_app_src_set_caps</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0GstCaps.html#GstCaps-struct"><span class="returnvalue">GstCaps</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-get-caps" title="gst_app_src_get_caps ()">gst_app_src_get_caps</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-get-latency" title="gst_app_src_get_latency ()">gst_app_src_get_latency</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-set-latency" title="gst_app_src_set_latency ()">gst_app_src_set_latency</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-set-size" title="gst_app_src_set_size ()">gst_app_src_set_size</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gint64"><span class="returnvalue">gint64</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-get-size" title="gst_app_src_get_size ()">gst_app_src_get_size</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-set-duration" title="gst_app_src_set_duration ()">gst_app_src_set_duration</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0GstClock.html#GstClockTime"><span class="returnvalue">GstClockTime</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-get-duration" title="gst_app_src_get_duration ()">gst_app_src_get_duration</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-set-stream-type" title="gst_app_src_set_stream_type ()">gst_app_src_set_stream_type</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="gst-plugins-base-libs-appsrc.html#GstAppStreamType" title="enum GstAppStreamType"><span class="returnvalue">GstAppStreamType</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-get-stream-type" title="gst_app_src_get_stream_type ()">gst_app_src_get_stream_type</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-set-max-bytes" title="gst_app_src_set_max_bytes ()">gst_app_src_set_max_bytes</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="returnvalue">guint64</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-get-max-bytes" title="gst_app_src_get_max_bytes ()">gst_app_src_get_max_bytes</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="returnvalue">guint64</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-get-current-level-bytes" title="gst_app_src_get_current_level_bytes ()">gst_app_src_get_current_level_bytes</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-get-emit-signals" title="gst_app_src_get_emit_signals ()">gst_app_src_get_emit_signals</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-set-emit-signals" title="gst_app_src_set_emit_signals ()">gst_app_src_set_emit_signals</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-set-callbacks" title="gst_app_src_set_callbacks ()">gst_app_src_set_callbacks</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0GstPad.html#GstFlowReturn"><span class="returnvalue">GstFlowReturn</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-push-buffer" title="gst_app_src_push_buffer ()">gst_app_src_push_buffer</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0GstPad.html#GstFlowReturn"><span class="returnvalue">GstFlowReturn</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-push-sample" title="gst_app_src_push_sample ()">gst_app_src_push_sample</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0GstPad.html#GstFlowReturn"><span class="returnvalue">GstFlowReturn</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-appsrc.html#gst-app-src-end-of-stream" title="gst_app_src_end_of_stream ()">gst_app_src_end_of_stream</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-appsrc.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">enum</td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-appsrc.html#GstAppStreamType" title="enum GstAppStreamType">GstAppStreamType</a></td>
</tr>
<tr>
<td class="datatype_keyword"> </td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-appsrc.html#GstAppSrcCallbacks" title="GstAppSrcCallbacks">GstAppSrcCallbacks</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-appsrc.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include &lt;gst/app/gstappsrc.h&gt;
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-appsrc.description"></a><h2>Description</h2>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-appsrc.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="gst-app-src-set-caps"></a><h3>gst_app_src_set_caps ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_set_caps (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code>const <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstCaps.html#GstCaps-struct"><span class="type">GstCaps</span></a> *caps</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-get-caps"></a><h3>gst_app_src_get_caps ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstCaps.html#GstCaps-struct"><span class="returnvalue">GstCaps</span></a> *
gst_app_src_get_caps (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-get-latency"></a><h3>gst_app_src_get_latency ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_get_latency (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="type">guint64</span></a> *min</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="type">guint64</span></a> *max</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-set-latency"></a><h3>gst_app_src_set_latency ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_set_latency (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="type">guint64</span></a> min</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="type">guint64</span></a> max</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-set-size"></a><h3>gst_app_src_set_size ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_set_size (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gint64"><span class="type">gint64</span></a> size</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-get-size"></a><h3>gst_app_src_get_size ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gint64"><span class="returnvalue">gint64</span></a>
gst_app_src_get_size (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-set-duration"></a><h3>gst_app_src_set_duration ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_set_duration (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstClock.html#GstClockTime"><span class="type">GstClockTime</span></a> duration</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-get-duration"></a><h3>gst_app_src_get_duration ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstClock.html#GstClockTime"><span class="returnvalue">GstClockTime</span></a>
gst_app_src_get_duration (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-set-stream-type"></a><h3>gst_app_src_set_stream_type ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_set_stream_type (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-appsrc.html#GstAppStreamType" title="enum GstAppStreamType"><span class="type">GstAppStreamType</span></a> type</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-get-stream-type"></a><h3>gst_app_src_get_stream_type ()</h3>
<pre class="programlisting"><a class="link" href="gst-plugins-base-libs-appsrc.html#GstAppStreamType" title="enum GstAppStreamType"><span class="returnvalue">GstAppStreamType</span></a>
gst_app_src_get_stream_type (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-set-max-bytes"></a><h3>gst_app_src_set_max_bytes ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_set_max_bytes (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="type">guint64</span></a> max</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-get-max-bytes"></a><h3>gst_app_src_get_max_bytes ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="returnvalue">guint64</span></a>
gst_app_src_get_max_bytes (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-get-current-level-bytes"></a><h3>gst_app_src_get_current_level_bytes ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#guint64"><span class="returnvalue">guint64</span></a>
gst_app_src_get_current_level_bytes (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-get-emit-signals"></a><h3>gst_app_src_get_emit_signals ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_app_src_get_emit_signals (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-set-emit-signals"></a><h3>gst_app_src_set_emit_signals ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_set_emit_signals (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> emit</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-set-callbacks"></a><h3>gst_app_src_set_callbacks ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_app_src_set_callbacks (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-appsrc.html#GstAppSrcCallbacks" title="GstAppSrcCallbacks"><span class="type">GstAppSrcCallbacks</span></a> *callbacks</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glibglib-Datasets.html#GDestroyNotify"><span class="type">GDestroyNotify</span></a> notify</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-push-buffer"></a><h3>gst_app_src_push_buffer ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstPad.html#GstFlowReturn"><span class="returnvalue">GstFlowReturn</span></a>
gst_app_src_push_buffer (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> *buffer</code></em>);</pre>
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<hr>
<div class="refsect2">
<a name="gst-app-src-push-sample"></a><h3>gst_app_src_push_sample ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstPad.html#GstFlowReturn"><span class="returnvalue">GstFlowReturn</span></a>
gst_app_src_push_sample (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>,
<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstSample.html#GstSample-struct"><span class="type">GstSample</span></a> *sample</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-app-src-end-of-stream"></a><h3>gst_app_src_end_of_stream ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0GstPad.html#GstFlowReturn"><span class="returnvalue">GstFlowReturn</span></a>
gst_app_src_end_of_stream (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gst-plugins-base-plugins-1.0gst-plugins-base-plugins-appsrc.html#GstAppSrc-struct"><span class="type">GstAppSrc</span></a> *appsrc</code></em>);</pre>
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</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-appsrc.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstAppStreamType"></a><h3>enum GstAppStreamType</h3>
<div class="refsect3">
<a name="GstAppStreamType.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="GST-APP-STREAM-TYPE-STREAM:CAPS"></a>GST_APP_STREAM_TYPE_STREAM</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GST-APP-STREAM-TYPE-SEEKABLE:CAPS"></a>GST_APP_STREAM_TYPE_SEEKABLE</p></td>
<td> </td>
<td> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GST-APP-STREAM-TYPE-RANDOM-ACCESS:CAPS"></a>GST_APP_STREAM_TYPE_RANDOM_ACCESS</p></td>
<td> </td>
<td> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GstAppSrcCallbacks"></a><h3>GstAppSrcCallbacks</h3>
<pre class="programlisting">typedef struct {
void (*need_data) (GstAppSrc *src, guint length, gpointer user_data);
void (*enough_data) (GstAppSrc *src, gpointer user_data);
gboolean (*seek_data) (GstAppSrc *src, guint64 offset, gpointer user_data);
} GstAppSrcCallbacks;
</pre>
</div>
</div>
</div>
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