| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> |
| <html> |
| <head> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <title>GstGLBaseFilter: GStreamer Bad Plugins 1.0 Library Reference Manual</title> |
| <meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> |
| <link rel="home" href="index.html" title="GStreamer Bad Plugins 1.0 Library Reference Manual"> |
| <link rel="up" href="gl.html" title="OpenGL Helper Library"> |
| <link rel="prev" href="gst-plugins-bad-libs-gstglbasememory.html" title="GstGLBaseMemory"> |
| <link rel="next" href="gst-plugins-bad-libs-GstGLBuffer.html" title="GstGLBuffer"> |
| <meta name="generator" content="GTK-Doc V1.25 (XML mode)"> |
| <link rel="stylesheet" href="style.css" type="text/css"> |
| </head> |
| <body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> |
| <table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle"> |
| <td width="100%" align="left" class="shortcuts"> |
| <a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span> |
| <a href="#GstGLBaseFilter.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> |
| <a href="#GstGLBaseFilter.object-hierarchy" class="shortcut">Object Hierarchy</a></span><span id="nav_properties"> <span class="dim">|</span> |
| <a href="#GstGLBaseFilter.properties" class="shortcut">Properties</a></span> |
| </td> |
| <td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td> |
| <td><a accesskey="u" href="gl.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td> |
| <td><a accesskey="p" href="gst-plugins-bad-libs-gstglbasememory.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td> |
| <td><a accesskey="n" href="gst-plugins-bad-libs-GstGLBuffer.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td> |
| </tr></table> |
| <div class="refentry"> |
| <a name="GstGLBaseFilter"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="GstGLBaseFilter.top_of_page"></a>GstGLBaseFilter</span></h2> |
| <p>GstGLBaseFilter — <a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0GstBaseTransform.html#GstBaseTransform-struct"><span class="type">GstBaseTransform</span></a> subclass for transformin OpenGL resources</p> |
| </td> |
| <td class="gallery_image" valign="top" align="right"></td> |
| </tr></table></div> |
| <div class="refsect1"> |
| <a name="GstGLBaseFilter.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 class="link" href="GstGLContext.html" title="GstGLContext"><span class="type">GstGLContext</span></a> *</td> |
| <td class="property_name"><a class="link" href="GstGLBaseFilter.html#GstGLBaseFilter--context" title="The “context” property">context</a></td> |
| <td class="property_flags">Read</td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLBaseFilter.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="GstGLBaseFilter.html#GstGLBaseFilter-struct" title="GstGLBaseFilter">GstGLBaseFilter</a></td> |
| </tr> |
| <tr> |
| <td class="datatype_keyword"> </td> |
| <td class="function_name"><a class="link" href="GstGLBaseFilter.html#GstGLBaseFilterClass" title="GstGLBaseFilterClass">GstGLBaseFilterClass</a></td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLBaseFilter.object-hierarchy"></a><h2>Object Hierarchy</h2> |
| <pre class="screen"> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GObject-struct">GObject</a> |
| <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobjectgobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> |
| <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstObject.html#GstObject-struct">GstObject</a> |
| <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0GstElement.html#GstElement-struct">GstElement</a> |
| <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0GstBaseTransform.html#GstBaseTransform-struct">GstBaseTransform</a> |
| <span class="lineart">╰──</span> GstGLBaseFilter |
| <span class="lineart">╰──</span> <a class="link" href="GstGLFilter.html" title="GstGLFilter">GstGLFilter</a> |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLBaseFilter.description"></a><h2>Description</h2> |
| <p><a class="link" href="GstGLBaseFilter.html" title="GstGLBaseFilter"><span class="type">GstGLBaseFilter</span></a> handles the nitty gritty details of retrieving an OpenGL |
| context. It also provided some wrappers around <a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0GstBaseTransform.html#GstBaseTransform-struct"><span class="type">GstBaseTransform</span></a>'s |
| <code class="function">start()</code>, <code class="function">stop()</code> and <code class="function">set_caps()</code> virtual methods that ensure an OpenGL context |
| is available and current in the calling thread.</p> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLBaseFilter.functions_details"></a><h2>Functions</h2> |
| <p></p> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLBaseFilter.other_details"></a><h2>Types and Values</h2> |
| <div class="refsect2"> |
| <a name="GstGLBaseFilter-struct"></a><h3>GstGLBaseFilter</h3> |
| <pre class="programlisting">typedef struct _GstGLBaseFilter GstGLBaseFilter;</pre> |
| <div class="refsect3"> |
| <a name="GstGLBaseFilter.members"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="struct_members_name"> |
| <col class="struct_members_description"> |
| <col width="200px" class="struct_members_annotations"> |
| </colgroup> |
| <tbody></tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="GstGLBaseFilterClass"></a><h3>GstGLBaseFilterClass</h3> |
| <pre class="programlisting">typedef struct { |
| GstBaseTransformClass parent_class; |
| GstGLAPI supported_gl_api; |
| |
| gboolean (*gl_start) (GstGLBaseFilter *filter); |
| void (*gl_stop) (GstGLBaseFilter *filter); |
| gboolean (*gl_set_caps) (GstGLBaseFilter *filter, GstCaps * incaps, GstCaps * outcaps); |
| } GstGLBaseFilterClass; |
| </pre> |
| <div class="refsect3"> |
| <a name="GstGLBaseFilterClass.members"></a><h4>Members</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="300px" class="struct_members_name"> |
| <col class="struct_members_description"> |
| <col width="200px" class="struct_members_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="struct_member_name"><p><a class="link" href="gst-plugins-bad-libs-GstGLAPI.html#GstGLAPI" title="enum GstGLAPI"><span class="type">GstGLAPI</span></a> <em class="structfield"><code><a name="GstGLBaseFilterClass.supported-gl-api"></a>supported_gl_api</code></em>;</p></td> |
| <td class="struct_member_description"><p>the logical-OR of <a class="link" href="gst-plugins-bad-libs-GstGLAPI.html#GstGLAPI" title="enum GstGLAPI"><span class="type">GstGLAPI</span></a>'s supported by this element</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><em class="structfield"><code><a name="GstGLBaseFilterClass.gl-start"></a>gl_start</code></em> ()</p></td> |
| <td class="struct_member_description"><p>called in the GL thread to setup the element GL state.</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><em class="structfield"><code><a name="GstGLBaseFilterClass.gl-stop"></a>gl_stop</code></em> ()</p></td> |
| <td class="struct_member_description"><p>called in the GL thread to setup the element GL state.</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="struct_member_name"><p><em class="structfield"><code><a name="GstGLBaseFilterClass.gl-set-caps"></a>gl_set_caps</code></em> ()</p></td> |
| <td class="struct_member_description"><p>called in the GL thread when caps are set on <em class="parameter"><code>filter</code></em> |
| .</p></td> |
| <td class="struct_member_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLBaseFilter.property-details"></a><h2>Property Details</h2> |
| <div class="refsect2"> |
| <a name="GstGLBaseFilter--context"></a><h3>The <code class="literal">“context”</code> property</h3> |
| <pre class="programlisting"> “context” <a class="link" href="GstGLContext.html" title="GstGLContext"><span class="type">GstGLContext</span></a> *</pre> |
| <p>Get OpenGL context.</p> |
| <p>Flags: Read</p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLBaseFilter.see-also"></a><h2>See Also</h2> |
| <p><a href="/usr/share/gtk-doc/html/gstreamer-libs-1.0GstBaseTransform.html#GstBaseTransform-struct"><span class="type">GstBaseTransform</span></a></p> |
| </div> |
| </div> |
| <div class="footer"> |
| <hr>Generated by GTK-Doc V1.25</div> |
| </body> |
| </html> |
