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<a href="#gst-plugins-good-plugins-cairooverlay.description" class="shortcut">Description</a>
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<a href="#gst-plugins-good-plugins-cairooverlay.object-hierarchy" class="shortcut">Object Hierarchy</a>
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<a href="#gst-plugins-good-plugins-cairooverlay.signals" class="shortcut">Signals</a>
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<a name="gst-plugins-good-plugins-cairooverlay"></a><div class="titlepage"></div>
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<h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-cairooverlay.top_of_page"></a>cairooverlay</span></h2>
<p>cairooverlay — Render overlay on a video stream using Cairo</p>
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<div class="refsynopsisdiv">
<a name="gst-plugins-good-plugins-cairooverlay.synopsis"></a><h2>Synopsis</h2>
<a name="GstCairoOverlay"></a><pre class="synopsis">struct <a class="link" href="gst-plugins-good-plugins-cairooverlay.html#GstCairoOverlay-struct" title="struct GstCairoOverlay">GstCairoOverlay</a>;
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<div class="refsect1">
<a name="gst-plugins-good-plugins-cairooverlay.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://library.gnome.org/devel/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</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/GstBaseTransform.html">GstBaseTransform</a>
+----<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-base-libs/html/gst-plugins-base-libs-gstvideofilter.html#GstVideoFilter">GstVideoFilter</a>
+----GstCairoOverlay
</pre>
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<div class="refsect1">
<a name="gst-plugins-good-plugins-cairooverlay.signals"></a><h2>Signals</h2>
<pre class="synopsis">
"<a class="link" href="gst-plugins-good-plugins-cairooverlay.html#GstCairoOverlay-caps-changed" title='The "caps-changed" signal'>caps-changed</a>"
"<a class="link" href="gst-plugins-good-plugins-cairooverlay.html#GstCairoOverlay-draw" title='The "draw" signal'>draw</a>"
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<div class="refsect1">
<a name="gst-plugins-good-plugins-cairooverlay.description"></a><h2>Description</h2>
<div class="refsynopsisdiv">
<h2>Synopsis</h2>
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<a name="id-1.2.36.6.2.1"></a><h3>Element Information</h3>
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<td><p><span class="term">plugin</span></p></td>
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<a class="link" href="gst-plugins-good-plugins-plugin-cairo.html#plugin-cairo">cairo</a>
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<td><p><span class="term">author</span></p></td>
<td>Jon Nordby <jononor@gmail.com></td>
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<td><p><span class="term">class</span></p></td>
<td>Filter/Editor/Video</td>
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<div class="refsect2">
<a name="id-1.2.36.6.2.2"></a><h3>Element Pads</h3>
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<td><p><span class="term">name</span></p></td>
<td>sink</td>
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<td><p><span class="term">direction</span></p></td>
<td>sink</td>
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<td><p><span class="term">presence</span></p></td>
<td>always</td>
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<td><p><span class="term">details</span></p></td>
<td>video/x-raw, format=(string){ BGRx, BGRA }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
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<td><p><span class="term">name</span></p></td>
<td>src</td>
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<td><p><span class="term">direction</span></p></td>
<td>source</td>
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<td><p><span class="term">presence</span></p></td>
<td>always</td>
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<td><p><span class="term">details</span></p></td>
<td>video/x-raw, format=(string){ BGRx, BGRA }, width=(int)[ 1, 2147483647 ], height=(int)[ 1, 2147483647 ], framerate=(fraction)[ 0/1, 2147483647/1 ]</td>
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<p>
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<div class="refsect1">
<a name="gst-plugins-good-plugins-cairooverlay.details"></a><h2>Details</h2>
<div class="refsect2">
<a name="GstCairoOverlay-struct"></a><h3>struct GstCairoOverlay</h3>
<pre class="programlisting">struct GstCairoOverlay;</pre>
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<div class="refsect1">
<a name="gst-plugins-good-plugins-cairooverlay.signal-details"></a><h2>Signal Details</h2>
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<a name="GstCairoOverlay-caps-changed"></a><h3>The <code class="literal">"caps-changed"</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span> user_function (<a class="link" href="gst-plugins-good-plugins-cairooverlay.html#GstCairoOverlay"><span class="type">GstCairoOverlay</span></a> *gstcairooverlay,
<a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/gstreamer-GstCaps.html#GstCaps"><span class="type">GstCaps</span></a> *arg1,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data)</pre>
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<td><p><span class="term"><em class="parameter"><code>gstcairooverlay</code></em> :</span></p></td>
<td>the object which received the signal.</td>
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<td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td>
<td>user data set when the signal handler was connected.</td>
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<div class="refsect2">
<a name="GstCairoOverlay-draw"></a><h3>The <code class="literal">"draw"</code> signal</h3>
<pre class="programlisting"><span class="returnvalue">void</span> user_function (<a class="link" href="gst-plugins-good-plugins-cairooverlay.html#GstCairoOverlay"><span class="type">GstCairoOverlay</span></a> *gstcairooverlay,
<span class="type">CairoContext</span> *arg1,
<span class="type">guint64</span> arg2,
<span class="type">guint64</span> arg3,
<a href="http://library.gnome.org/devel/glib/unstable/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> user_data)</pre>
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<td><p><span class="term"><em class="parameter"><code>gstcairooverlay</code></em> :</span></p></td>
<td>the object which received the signal.</td>
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<td><p><span class="term"><em class="parameter"><code>user_data</code></em> :</span></p></td>
<td>user data set when the signal handler was connected.</td>
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