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<title>GstGLOverlayCompositor: GStreamer Base Plugins 1.0 Library Reference Manual</title>
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<a href="#" class="shortcut">Top</a><span id="nav_description">  <span class="dim">|</span> 
                  <a href="#GstGLOverlayCompositor.description" class="shortcut">Description</a></span><span id="nav_hierarchy">  <span class="dim">|</span> 
                  <a href="#GstGLOverlayCompositor.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_properties">  <span class="dim">|</span> 
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<div class="refentry">
<a name="GstGLOverlayCompositor"></a><div class="titlepage"></div>
<div class="refnamediv"><table width="100%"><tr>
<td valign="top">
<h2><span class="refentrytitle"><a name="GstGLOverlayCompositor.top_of_page"></a>GstGLOverlayCompositor</span></h2>
<p>GstGLOverlayCompositor — Composite multiple overlays using OpenGL</p>
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<td class="gallery_image" valign="top" align="right"></td>
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<div class="refsect1">
<a name="GstGLOverlayCompositor.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">
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<td class="function_type">
<a class="link" href="GstGLOverlayCompositor.html" title="GstGLOverlayCompositor"><span class="returnvalue">GstGLOverlayCompositor</span></a> *
</td>
<td class="function_name">
<a class="link" href="GstGLOverlayCompositor.html#gst-gl-overlay-compositor-new" title="gst_gl_overlay_compositor_new ()">gst_gl_overlay_compositor_new</a> <span class="c_punctuation">()</span>
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</tr>
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<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstCaps.html#GstCaps-struct"><span class="returnvalue">GstCaps</span></a> *
</td>
<td class="function_name">
<a class="link" href="GstGLOverlayCompositor.html#gst-gl-overlay-compositor-add-caps" title="gst_gl_overlay_compositor_add_caps ()">gst_gl_overlay_compositor_add_caps</a> <span class="c_punctuation">()</span>
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</tr>
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<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GstGLOverlayCompositor.html#gst-gl-overlay-compositor-draw-overlays" title="gst_gl_overlay_compositor_draw_overlays ()">gst_gl_overlay_compositor_draw_overlays</a> <span class="c_punctuation">()</span>
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<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GstGLOverlayCompositor.html#gst-gl-overlay-compositor-upload-overlays" title="gst_gl_overlay_compositor_upload_overlays ()">gst_gl_overlay_compositor_upload_overlays</a> <span class="c_punctuation">()</span>
</td>
</tr>
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<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="GstGLOverlayCompositor.html#gst-gl-overlay-compositor-free-overlays" title="gst_gl_overlay_compositor_free_overlays ()">gst_gl_overlay_compositor_free_overlays</a> <span class="c_punctuation">()</span>
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</tr>
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</table></div>
</div>
<div class="refsect1">
<a name="GstGLOverlayCompositor.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="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></td>
<td class="property_name"><a class="link" href="GstGLOverlayCompositor.html#GstGLOverlayCompositor--yinvert" title="The “yinvert” property">yinvert</a></td>
<td class="property_flags">Read / Write</td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GstGLOverlayCompositor.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"> </td>
<td class="function_name"><a class="link" href="GstGLOverlayCompositor.html#GstGLOverlayCompositor-struct" title="GstGLOverlayCompositor">GstGLOverlayCompositor</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="GstGLOverlayCompositor.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">    <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a>
    <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a>
        <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstObject.html#GstObject-struct">GstObject</a>
            <span class="lineart">╰──</span> GstGLOverlayCompositor
</pre>
</div>
<div class="refsect1">
<a name="GstGLOverlayCompositor.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include &lt;gst/gl/gl.h&gt;
</pre>
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<div class="refsect1">
<a name="GstGLOverlayCompositor.description"></a><h2>Description</h2>
</div>
<div class="refsect1">
<a name="GstGLOverlayCompositor.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="gst-gl-overlay-compositor-new"></a><h3>gst_gl_overlay_compositor_new ()</h3>
<pre class="programlisting"><a class="link" href="GstGLOverlayCompositor.html" title="GstGLOverlayCompositor"><span class="returnvalue">GstGLOverlayCompositor</span></a> *
gst_gl_overlay_compositor_new (<em class="parameter"><code><a class="link" href="GstGLContext.html" title="GstGLContext"><span class="type">GstGLContext</span></a> *context</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-gl-overlay-compositor-add-caps"></a><h3>gst_gl_overlay_compositor_add_caps ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstCaps.html#GstCaps-struct"><span class="returnvalue">GstCaps</span></a> *
gst_gl_overlay_compositor_add_caps (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstCaps.html#GstCaps-struct"><span class="type">GstCaps</span></a> *caps</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-gl-overlay-compositor-draw-overlays"></a><h3>gst_gl_overlay_compositor_draw_overlays ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_gl_overlay_compositor_draw_overlays
                               (<em class="parameter"><code><a class="link" href="GstGLOverlayCompositor.html" title="GstGLOverlayCompositor"><span class="type">GstGLOverlayCompositor</span></a> *compositor</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-gl-overlay-compositor-upload-overlays"></a><h3>gst_gl_overlay_compositor_upload_overlays ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_gl_overlay_compositor_upload_overlays
                               (<em class="parameter"><code><a class="link" href="GstGLOverlayCompositor.html" title="GstGLOverlayCompositor"><span class="type">GstGLOverlayCompositor</span></a> *compositor</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> *buf</code></em>);</pre>
</div>
<hr>
<div class="refsect2">
<a name="gst-gl-overlay-compositor-free-overlays"></a><h3>gst_gl_overlay_compositor_free_overlays ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_gl_overlay_compositor_free_overlays
                               (<em class="parameter"><code><a class="link" href="GstGLOverlayCompositor.html" title="GstGLOverlayCompositor"><span class="type">GstGLOverlayCompositor</span></a> *compositor</code></em>);</pre>
</div>
</div>
<div class="refsect1">
<a name="GstGLOverlayCompositor.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GstGLOverlayCompositor-struct"></a><h3>GstGLOverlayCompositor</h3>
<pre class="programlisting">typedef struct _GstGLOverlayCompositor GstGLOverlayCompositor;</pre>
<p>Opaque <a class="link" href="GstGLOverlayCompositor.html" title="GstGLOverlayCompositor"><span class="type">GstGLOverlayCompositor</span></a> object</p>
</div>
</div>
<div class="refsect1">
<a name="GstGLOverlayCompositor.property-details"></a><h2>Property Details</h2>
<div class="refsect2">
<a name="GstGLOverlayCompositor--yinvert"></a><h3>The <code class="literal">“yinvert”</code> property</h3>
<pre class="programlisting">  “yinvert”                  <a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a></pre>
<p>Whether to invert the output across a horizintal axis.</p>
<p>Flags: Read / Write</p>
<p>Default value: FALSE</p>
</div>
</div>
<div class="refsect1">
<a name="GstGLOverlayCompositor.see-also"></a><h2>See Also</h2>
<p><a class="link" href="gst-plugins-base-libs-GstGLMemory.html#GstGLMemory" title="GstGLMemory"><span class="type">GstGLMemory</span></a>, <a class="link" href="GstGLContext.html" title="GstGLContext"><span class="type">GstGLContext</span></a></p>
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