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| <div class="refentry"> |
| <a name="GstGLBaseFilter"></a><div class="titlepage"></div> |
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| <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 transforming OpenGL resources</p> |
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| </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> |
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