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 <span id="projectnumber">3.0.2</span>
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<li class="navelem"><a class="el" href="dir_3b1f69f89eda39a44baf4887988d54a7.html">libavcodec</a></li> </ul>
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<div class="headertitle">
<div class="title">vda.h File Reference<div class="ingroups"><a class="el" href="group__lavc__codec__hwaccel__vda.html">VDA</a></div></div> </div>
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<p>Public libavcodec VDA header.
<a href="#details">More...</a></p>
<div class="textblock"><code>#include "<a class="el" href="avcodec_8h_source.html">libavcodec/avcodec.h</a>"</code><br/>
<code>#include <stdint.h></code><br/>
<code>#include <VideoDecodeAcceleration/VDADecoder.h></code><br/>
<code>#include "<a class="el" href="libavcodec_2version_8h_source.html">libavcodec/version.h</a>"</code><br/>
</div>
<p><a href="vda_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structvda__context.html">vda_context</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">This structure is used to provide the necessary configurations and data to the VDA FFmpeg HWAccel implementation. <a href="structvda__context.html#details">More...</a><br/></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVVDAContext.html">AVVDAContext</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">This struct holds all the information that needs to be passed between the caller and libavcodec for initializing VDA decoding. <a href="structAVVDAContext.html#details">More...</a><br/></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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Macros</h2></td></tr>
<tr class="memitem:a63024b9f4f18a0420b1e71b49205d3ca"><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="vda_8h.html#a63024b9f4f18a0420b1e71b49205d3ca">Picture</a>   QuickdrawPicture</td></tr>
<tr class="separator:a63024b9f4f18a0420b1e71b49205d3ca"><td class="memSeparator" colspan="2"> </td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="enum-members"></a>
Enumerations</h2></td></tr>
<tr class="memitem:adc29c2ff13d900c2f185ee95427fb06c"><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom">{ <a class="el" href="vda_8h.html#adc29c2ff13d900c2f185ee95427fb06ca6a3d93ff5334fd34c1a863298cbc598b">kVDADecodeInfo_Asynchronous</a> = 1UL << 0,
<a class="el" href="vda_8h.html#adc29c2ff13d900c2f185ee95427fb06ca03ffb3954e167c29e46c07251920ecbf">kVDADecodeInfo_FrameDropped</a> = 1UL << 1
}</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gac1efc3b9787748648228c97845fc4c52"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavc__codec__hwaccel__vda.html#gac1efc3b9787748648228c97845fc4c52">ff_vda_create_decoder</a> (struct <a class="el" href="structvda__context.html">vda_context</a> *vda_ctx, uint8_t *extradata, int extradata_size)</td></tr>
<tr class="memdesc:gac1efc3b9787748648228c97845fc4c52"><td class="mdescLeft"> </td><td class="mdescRight">Create the video decoder. <a href="group__lavc__codec__hwaccel__vda.html#gac1efc3b9787748648228c97845fc4c52">More...</a><br/></td></tr>
<tr class="separator:gac1efc3b9787748648228c97845fc4c52"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga032d202aa5c1eea108b6305670bc3322"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavc__codec__hwaccel__vda.html#ga032d202aa5c1eea108b6305670bc3322">ff_vda_destroy_decoder</a> (struct <a class="el" href="structvda__context.html">vda_context</a> *vda_ctx)</td></tr>
<tr class="memdesc:ga032d202aa5c1eea108b6305670bc3322"><td class="mdescLeft"> </td><td class="mdescRight">Destroy the video decoder. <a href="group__lavc__codec__hwaccel__vda.html#ga032d202aa5c1eea108b6305670bc3322">More...</a><br/></td></tr>
<tr class="separator:ga032d202aa5c1eea108b6305670bc3322"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga406d1f99d8c74fbeb2bb6992817d02b3"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structAVVDAContext.html">AVVDAContext</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavc__codec__hwaccel__vda.html#ga406d1f99d8c74fbeb2bb6992817d02b3">av_vda_alloc_context</a> (void)</td></tr>
<tr class="memdesc:ga406d1f99d8c74fbeb2bb6992817d02b3"><td class="mdescLeft"> </td><td class="mdescRight">Allocate and initialize a VDA context. <a href="group__lavc__codec__hwaccel__vda.html#ga406d1f99d8c74fbeb2bb6992817d02b3">More...</a><br/></td></tr>
<tr class="separator:ga406d1f99d8c74fbeb2bb6992817d02b3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga50f5cd66fd40a76ffb1d419475c04cd4"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavc__codec__hwaccel__vda.html#ga50f5cd66fd40a76ffb1d419475c04cd4">av_vda_default_init</a> (<a class="el" href="structAVCodecContext.html">AVCodecContext</a> *avctx)</td></tr>
<tr class="memdesc:ga50f5cd66fd40a76ffb1d419475c04cd4"><td class="mdescLeft"> </td><td class="mdescRight">This is a convenience function that creates and sets up the VDA context using an internal implementation. <a href="group__lavc__codec__hwaccel__vda.html#ga50f5cd66fd40a76ffb1d419475c04cd4">More...</a><br/></td></tr>
<tr class="separator:ga50f5cd66fd40a76ffb1d419475c04cd4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga6df74ab297f8ed873d7d06f75736fb6e"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavc__codec__hwaccel__vda.html#ga6df74ab297f8ed873d7d06f75736fb6e">av_vda_default_init2</a> (<a class="el" href="structAVCodecContext.html">AVCodecContext</a> *avctx, <a class="el" href="structAVVDAContext.html">AVVDAContext</a> *vdactx)</td></tr>
<tr class="memdesc:ga6df74ab297f8ed873d7d06f75736fb6e"><td class="mdescLeft"> </td><td class="mdescRight">This is a convenience function that creates and sets up the VDA context using an internal implementation. <a href="group__lavc__codec__hwaccel__vda.html#ga6df74ab297f8ed873d7d06f75736fb6e">More...</a><br/></td></tr>
<tr class="separator:ga6df74ab297f8ed873d7d06f75736fb6e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga322e94626395443ebb900e4034ec5096"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavc__codec__hwaccel__vda.html#ga322e94626395443ebb900e4034ec5096">av_vda_default_free</a> (<a class="el" href="structAVCodecContext.html">AVCodecContext</a> *avctx)</td></tr>
<tr class="memdesc:ga322e94626395443ebb900e4034ec5096"><td class="mdescLeft"> </td><td class="mdescRight">This function must be called to free the VDA context initialized with <a class="el" href="group__lavc__codec__hwaccel__vda.html#ga50f5cd66fd40a76ffb1d419475c04cd4" title="This is a convenience function that creates and sets up the VDA context using an internal implementat...">av_vda_default_init()</a>. <a href="group__lavc__codec__hwaccel__vda.html#ga322e94626395443ebb900e4034ec5096">More...</a><br/></td></tr>
<tr class="separator:ga322e94626395443ebb900e4034ec5096"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Public libavcodec VDA header. </p>
<p>Definition in file <a class="el" href="vda_8h_source.html">vda.h</a>.</p>
</div><h2 class="groupheader">Macro Definition Documentation</h2>
<a class="anchor" id="a63024b9f4f18a0420b1e71b49205d3ca"></a>
<div class="memitem">
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<td class="memname">#define Picture   QuickdrawPicture</td>
</tr>
</table>
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<p>Definition at line <a class="el" href="vda_8h_source.html#l00040">40</a> of file <a class="el" href="vda_8h_source.html">vda.h</a>.</p>
</div>
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<h2 class="groupheader">Enumeration Type Documentation</h2>
<a class="anchor" id="adc29c2ff13d900c2f185ee95427fb06c"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
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<td class="memname">anonymous enum</td>
</tr>
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<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><em><a class="anchor" id="adc29c2ff13d900c2f185ee95427fb06ca6a3d93ff5334fd34c1a863298cbc598b"></a>kVDADecodeInfo_Asynchronous</em> </td><td class="fielddoc">
</td></tr>
<tr><td class="fieldname"><em><a class="anchor" id="adc29c2ff13d900c2f185ee95427fb06ca03ffb3954e167c29e46c07251920ecbf"></a>kVDADecodeInfo_FrameDropped</em> </td><td class="fielddoc">
</td></tr>
</table>
<p>Definition at line <a class="el" href="vda_8h_source.html#l00047">47</a> of file <a class="el" href="vda_8h_source.html">vda.h</a>.</p>
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