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| <div class="refentry"> |
| <a name="GstGLUpload"></a><div class="titlepage"></div> |
| <div class="refnamediv"><table width="100%"><tr> |
| <td valign="top"> |
| <h2><span class="refentrytitle"><a name="GstGLUpload.top_of_page"></a>GstGLUpload</span></h2> |
| <p>GstGLUpload — an object that uploads to GL textures</p> |
| </td> |
| <td class="gallery_image" valign="top" align="right"></td> |
| </tr></table></div> |
| <div class="refsect1"> |
| <a name="GstGLUpload.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"> |
| <a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="returnvalue">GstGLUpload</span></a> * |
| </td> |
| <td class="function_name"> |
| <a class="link" href="GstGLUpload.html#gst-gl-upload-new" title="gst_gl_upload_new ()">gst_gl_upload_new</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="GstGLUpload.html#gst-gl-upload-get-caps" title="gst_gl_upload_get_caps ()">gst_gl_upload_get_caps</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="GstGLUpload.html#gst-gl-upload-set-caps" title="gst_gl_upload_set_caps ()">gst_gl_upload_set_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="GstGLUpload.html#gst-gl-upload-propose-allocation" title="gst_gl_upload_propose_allocation ()">gst_gl_upload_propose_allocation</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="returnvalue">GstCaps</span></a> * |
| </td> |
| <td class="function_name"> |
| <a class="link" href="GstGLUpload.html#gst-gl-upload-transform-caps" title="gst_gl_upload_transform_caps ()">gst_gl_upload_transform_caps</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| <tr> |
| <td class="function_type"> |
| <span class="returnvalue">GstGLUploadReturn</span> |
| </td> |
| <td class="function_name"> |
| <a class="link" href="GstGLUpload.html#gst-gl-upload-perform-with-buffer" title="gst_gl_upload_perform_with_buffer ()">gst_gl_upload_perform_with_buffer</a> <span class="c_punctuation">()</span> |
| </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLUpload.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="GstGLUpload.html#GstGLUpload-struct" title="GstGLUpload">GstGLUpload</a></td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLUpload.object-hierarchy"></a><h2>Object Hierarchy</h2> |
| <pre class="screen"> <a href="https://developer.gnome.org/gobject/unstable/gobject-The-Base-Object-Type.html#GObject">GObject</a> |
| <span class="lineart">╰──</span> <a href="https://developer.gnome.org/gobject/unstable/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> |
| <span class="lineart">╰──</span> <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstObject.html">GstObject</a> |
| <span class="lineart">╰──</span> GstGLUpload |
| </pre> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLUpload.description"></a><h2>Description</h2> |
| <p><a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a> is an object that uploads data from system memory into GL textures.</p> |
| <p>A <a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a> can be created with <a class="link" href="GstGLUpload.html#gst-gl-upload-new" title="gst_gl_upload_new ()"><code class="function">gst_gl_upload_new()</code></a></p> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLUpload.functions_details"></a><h2>Functions</h2> |
| <div class="refsect2"> |
| <a name="gst-gl-upload-new"></a><h3>gst_gl_upload_new ()</h3> |
| <pre class="programlisting"><a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="returnvalue">GstGLUpload</span></a> * |
| gst_gl_upload_new (<em class="parameter"><code><a class="link" href="GstGLContext.html" title="GstGLContext"><span class="type">GstGLContext</span></a> *context</code></em>);</pre> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.2.4"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody><tr> |
| <td class="parameter_name"><p>context</p></td> |
| <td class="parameter_description"><p>a <a class="link" href="GstGLContext.html" title="GstGLContext"><span class="type">GstGLContext</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr></tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.2.5"></a><h4>Returns</h4> |
| <p> a new <a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a> object</p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-gl-upload-get-caps"></a><h3>gst_gl_upload_get_caps ()</h3> |
| <pre class="programlisting"><span class="returnvalue">void</span> |
| gst_gl_upload_get_caps (<em class="parameter"><code><a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a> *upload</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a> **in_caps</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a> **out_caps</code></em>);</pre> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.3.4"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>upload</p></td> |
| <td class="parameter_description"><p>a <a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>in_caps</p></td> |
| <td class="parameter_description"><p> the input <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a>. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="NULL is OK, both for passing and for returning."><span class="acronym">allow-none</span></acronym>][<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>out_caps</p></td> |
| <td class="parameter_description"><p> the output <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a>. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="NULL is OK, both for passing and for returning."><span class="acronym">allow-none</span></acronym>][<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.3.5"></a><h4>Returns</h4> |
| <p> The <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a> set by <a class="link" href="GstGLUpload.html#gst-gl-upload-set-caps" title="gst_gl_upload_set_caps ()"><code class="function">gst_gl_upload_set_caps()</code></a>. </p> |
| <p><span class="annotation">[<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-gl-upload-set-caps"></a><h3>gst_gl_upload_set_caps ()</h3> |
| <pre class="programlisting"><a href="https://developer.gnome.org/glib/unstable/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a> |
| gst_gl_upload_set_caps (<em class="parameter"><code><a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a> *upload</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a> *in_caps</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a> *out_caps</code></em>);</pre> |
| <p>Initializes <em class="parameter"><code>upload</code></em> |
| with the information required for upload.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.4.5"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>upload</p></td> |
| <td class="parameter_description"><p>a <a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>in_caps</p></td> |
| <td class="parameter_description"><p>input <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>out_caps</p></td> |
| <td class="parameter_description"><p>output <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.4.6"></a><h4>Returns</h4> |
| <p> whether <em class="parameter"><code>in_caps</code></em> |
| and <em class="parameter"><code>out_caps</code></em> |
| could be set on <em class="parameter"><code>upload</code></em> |
| </p> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-gl-upload-propose-allocation"></a><h3>gst_gl_upload_propose_allocation ()</h3> |
| <pre class="programlisting"><span class="returnvalue">void</span> |
| gst_gl_upload_propose_allocation (<em class="parameter"><code><a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a> *upload</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstQuery.html"><span class="type">GstQuery</span></a> *decide_query</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstQuery.html"><span class="type">GstQuery</span></a> *query</code></em>);</pre> |
| <p>Adds the required allocation parameters to support uploading.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.5.5"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>upload</p></td> |
| <td class="parameter_description"><p>a <a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>decide_query</p></td> |
| <td class="parameter_description"><p> a <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstQuery.html"><span class="type">GstQuery</span></a> from a decide allocation. </p></td> |
| <td class="parameter_annotations"><span class="annotation">[<acronym title="NULL is OK, both for passing and for returning."><span class="acronym">allow-none</span></acronym>]</span></td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>query</p></td> |
| <td class="parameter_description"><p>the proposed allocation query</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-gl-upload-transform-caps"></a><h3>gst_gl_upload_transform_caps ()</h3> |
| <pre class="programlisting"><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="returnvalue">GstCaps</span></a> * |
| gst_gl_upload_transform_caps (<em class="parameter"><code><a class="link" href="GstGLContext.html" title="GstGLContext"><span class="type">GstGLContext</span></a> *context</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstPad.html#GstPadDirection"><span class="type">GstPadDirection</span></a> direction</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a> *caps</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstCaps.html"><span class="type">GstCaps</span></a> *filter</code></em>);</pre> |
| </div> |
| <hr> |
| <div class="refsect2"> |
| <a name="gst-gl-upload-perform-with-buffer"></a><h3>gst_gl_upload_perform_with_buffer ()</h3> |
| <pre class="programlisting"><span class="returnvalue">GstGLUploadReturn</span> |
| gst_gl_upload_perform_with_buffer (<em class="parameter"><code><a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a> *upload</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstBuffer.html"><span class="type">GstBuffer</span></a> *buffer</code></em>, |
| <em class="parameter"><code><a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstBuffer.html"><span class="type">GstBuffer</span></a> **outbuf</code></em>);</pre> |
| <p>Uploads <em class="parameter"><code>buffer</code></em> |
| using the transformation specified by |
| <a class="link" href="GstGLUpload.html#gst-gl-upload-set-caps" title="gst_gl_upload_set_caps ()"><code class="function">gst_gl_upload_set_caps()</code></a>.</p> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.7.5"></a><h4>Parameters</h4> |
| <div class="informaltable"><table class="informaltable" width="100%" border="0"> |
| <colgroup> |
| <col width="150px" class="parameters_name"> |
| <col class="parameters_description"> |
| <col width="200px" class="parameters_annotations"> |
| </colgroup> |
| <tbody> |
| <tr> |
| <td class="parameter_name"><p>upload</p></td> |
| <td class="parameter_description"><p>a <a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>buffer</p></td> |
| <td class="parameter_description"><p>a <a href="http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstBuffer.html"><span class="type">GstBuffer</span></a></p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| <tr> |
| <td class="parameter_name"><p>outbuf_ptr</p></td> |
| <td class="parameter_description"><p>esulting buffer</p></td> |
| <td class="parameter_annotations"> </td> |
| </tr> |
| </tbody> |
| </table></div> |
| </div> |
| <div class="refsect3"> |
| <a name="id-1.2.9.19.7.7.6"></a><h4>Returns</h4> |
| <p> whether the upload was successful</p> |
| </div> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLUpload.other_details"></a><h2>Types and Values</h2> |
| <div class="refsect2"> |
| <a name="GstGLUpload-struct"></a><h3>GstGLUpload</h3> |
| <pre class="programlisting">typedef struct _GstGLUpload GstGLUpload;</pre> |
| <p>Opaque <a class="link" href="GstGLUpload.html" title="GstGLUpload"><span class="type">GstGLUpload</span></a> object</p> |
| </div> |
| </div> |
| <div class="refsect1"> |
| <a name="GstGLUpload.see-also"></a><h2>See Also</h2> |
| <p><span class="type">GstGLDownload</span>, <a class="link" href="gst-plugins-bad-libs-gstglmemory.html#GstGLMemory" title="GstGLMemory"><span class="type">GstGLMemory</span></a></p> |
| </div> |
| </div> |
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