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 <span id="projectnumber">2.7.1</span>
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<div class="title">AVVDPAUContext Struct Reference<div class="ingroups"><a class="el" href="group__lavc__codec__hwaccel__vdpau.html">VDPAU Decoder and Renderer</a></div></div> </div>
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<!-- doxytag: class="AVVDPAUContext" -->
<p>This structure is used to share data between the libavcodec library and the client video application.
<a href="structAVVDPAUContext.html#details">More...</a></p>
<p><code>#include <<a class="el" href="vdpau_8h_source.html">vdpau.h</a>></code></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-attribs"></a>
Data Fields</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">VdpDecoder </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVVDPAUContext.html#a54b51de52e8b936c93272cad8e94e395">decoder</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">VDPAU decoder handle. <a href="#a54b51de52e8b936c93272cad8e94e395"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">VdpDecoderRender * </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVVDPAUContext.html#ac007e73409f8171d5aa26c2c1b72454c">render</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">VDPAU decoder render callback. <a href="#ac007e73409f8171d5aa26c2c1b72454c"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> union <br class="typebreak"/>
<a class="el" href="unionAVVDPAUPictureInfo.html">AVVDPAUPictureInfo</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVVDPAUContext.html#af2826dbf7db72ddae2376372db67bd82">info</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">VDPAU picture information. <a href="#af2826dbf7db72ddae2376372db67bd82"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> int </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVVDPAUContext.html#a4dcbc0fe3aa59529a032d63777e00b4a">bitstream_buffers_allocated</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Allocated size of the bitstream_buffers table. <a href="#a4dcbc0fe3aa59529a032d63777e00b4a"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> int </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVVDPAUContext.html#a9116d89dbc37270ff70579b1e9411069">bitstream_buffers_used</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Useful bitstream buffers in the bitstream buffers table. <a href="#a9116d89dbc37270ff70579b1e9411069"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> <br class="typebreak"/>
VdpBitstreamBuffer * </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVVDPAUContext.html#a669a2d63ad020507d8327df13a075cd2">bitstream_buffers</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Table of bitstream buffers. <a href="#a669a2d63ad020507d8327df13a075cd2"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__lavc__codec__hwaccel__vdpau.html#ga98e0853e07041294b96e1f4611ad9858">AVVDPAU_Render2</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVVDPAUContext.html#af220e2bf6c0093dd63c8384dccccd3d8">render2</a></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>This structure is used to share data between the libavcodec library and the client video application. </p>
<p>The user shall allocate the structure via the av_alloc_vdpau_hwaccel function and make it available as <a class="el" href="structAVCodecContext.html#ab222f7d747dfdceff0a76999e09648c0" title="Hardware accelerator context.">AVCodecContext.hwaccel_context</a>. Members can be set by the user once during initialization or through each <a class="el" href="structAVCodecContext.html#ad2a02f9d24723a62e30a3cfecdb7c2c5" title="Called at the beginning of each frame to get a buffer for it.">AVCodecContext.get_buffer()</a> function call. In any case, they must be valid prior to calling decoding functions.</p>
<p>The size of this structure is not a part of the public ABI and must not be used outside of libavcodec. Use <a class="el" href="group__lavc__codec__hwaccel__vdpau.html#gac3b2e926326d9bc7c4a856304c4bc0f8" title="Allocate an AVVDPAUContext.">av_vdpau_alloc_context()</a> to allocate an <a class="el" href="structAVVDPAUContext.html" title="This structure is used to share data between the libavcodec library and the client video application...">AVVDPAUContext</a>. </p>
<p>Definition at line <a class="el" href="vdpau_8h_source.html#l00090">90</a> of file <a class="el" href="vdpau_8h_source.html">vdpau.h</a>.</p>
</div><hr/><h2>Field Documentation</h2>
<a class="anchor" id="a54b51de52e8b936c93272cad8e94e395"></a><!-- doxytag: member="AVVDPAUContext::decoder" ref="a54b51de52e8b936c93272cad8e94e395" args="" -->
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<td class="memname">VdpDecoder <a class="el" href="structAVVDPAUContext.html#a54b51de52e8b936c93272cad8e94e395">AVVDPAUContext::decoder</a></td>
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<p>VDPAU decoder handle. </p>
<p>Set by user. </p>
<p>Definition at line <a class="el" href="vdpau_8h_source.html#l00096">96</a> of file <a class="el" href="vdpau_8h_source.html">vdpau.h</a>.</p>
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<a class="anchor" id="ac007e73409f8171d5aa26c2c1b72454c"></a><!-- doxytag: member="AVVDPAUContext::render" ref="ac007e73409f8171d5aa26c2c1b72454c" args="" -->
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<td class="memname">VdpDecoderRender* <a class="el" href="structAVVDPAUContext.html#ac007e73409f8171d5aa26c2c1b72454c">AVVDPAUContext::render</a></td>
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<p>VDPAU decoder render callback. </p>
<p>Set by the user. </p>
<p>Definition at line <a class="el" href="vdpau_8h_source.html#l00103">103</a> of file <a class="el" href="vdpau_8h_source.html">vdpau.h</a>.</p>
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<a class="anchor" id="af2826dbf7db72ddae2376372db67bd82"></a><!-- doxytag: member="AVVDPAUContext::info" ref="af2826dbf7db72ddae2376372db67bd82" args="" -->
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<td class="memname"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> union <a class="el" href="unionAVVDPAUPictureInfo.html">AVVDPAUPictureInfo</a> <a class="el" href="structAVVDPAUContext.html#af2826dbf7db72ddae2376372db67bd82">AVVDPAUContext::info</a></td>
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<div class="memdoc">
<p>VDPAU picture information. </p>
<p>Set by libavcodec. </p>
<p>Definition at line <a class="el" href="vdpau_8h_source.html#l00112">112</a> of file <a class="el" href="vdpau_8h_source.html">vdpau.h</a>.</p>
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<a class="anchor" id="a4dcbc0fe3aa59529a032d63777e00b4a"></a><!-- doxytag: member="AVVDPAUContext::bitstream_buffers_allocated" ref="a4dcbc0fe3aa59529a032d63777e00b4a" args="" -->
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<td class="memname"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> int <a class="el" href="structAVVDPAUContext.html#a4dcbc0fe3aa59529a032d63777e00b4a">AVVDPAUContext::bitstream_buffers_allocated</a></td>
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<p>Allocated size of the bitstream_buffers table. </p>
<p>Set by libavcodec. </p>
<p>Definition at line <a class="el" href="vdpau_8h_source.html#l00120">120</a> of file <a class="el" href="vdpau_8h_source.html">vdpau.h</a>.</p>
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<a class="anchor" id="a9116d89dbc37270ff70579b1e9411069"></a><!-- doxytag: member="AVVDPAUContext::bitstream_buffers_used" ref="a9116d89dbc37270ff70579b1e9411069" args="" -->
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<td class="memname"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> int <a class="el" href="structAVVDPAUContext.html#a9116d89dbc37270ff70579b1e9411069">AVVDPAUContext::bitstream_buffers_used</a></td>
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<p>Useful bitstream buffers in the bitstream buffers table. </p>
<p>Set by libavcodec. </p>
<p>Definition at line <a class="el" href="vdpau_8h_source.html#l00128">128</a> of file <a class="el" href="vdpau_8h_source.html">vdpau.h</a>.</p>
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<a class="anchor" id="a669a2d63ad020507d8327df13a075cd2"></a><!-- doxytag: member="AVVDPAUContext::bitstream_buffers" ref="a669a2d63ad020507d8327df13a075cd2" args="" -->
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<td class="memname"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> VdpBitstreamBuffer* <a class="el" href="structAVVDPAUContext.html#a669a2d63ad020507d8327df13a075cd2">AVVDPAUContext::bitstream_buffers</a></td>
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<div class="memdoc">
<p>Table of bitstream buffers. </p>
<p>The user is responsible for freeing this buffer using <a class="el" href="group__lavu__mem.html#ga0cc84043ea2167ad005c86e11d0bcdba" title="Free a memory block which has been allocated with av_malloc(z)() or av_realloc() and set the pointer ...">av_freep()</a>.</p>
<p>Set by libavcodec. </p>
<p>Definition at line <a class="el" href="vdpau_8h_source.html#l00137">137</a> of file <a class="el" href="vdpau_8h_source.html">vdpau.h</a>.</p>
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<a class="anchor" id="af220e2bf6c0093dd63c8384dccccd3d8"></a><!-- doxytag: member="AVVDPAUContext::render2" ref="af220e2bf6c0093dd63c8384dccccd3d8" args="" -->
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<td class="memname"><a class="el" href="group__lavc__codec__hwaccel__vdpau.html#ga98e0853e07041294b96e1f4611ad9858">AVVDPAU_Render2</a> <a class="el" href="structAVVDPAUContext.html#af220e2bf6c0093dd63c8384dccccd3d8">AVVDPAUContext::render2</a></td>
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<div class="memdoc">
<p>Definition at line <a class="el" href="vdpau_8h_source.html#l00139">139</a> of file <a class="el" href="vdpau_8h_source.html">vdpau.h</a>.</p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>libavcodec/<a class="el" href="vdpau_8h_source.html">vdpau.h</a></li>
</ul>
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