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<a href="#pub-attribs">Data Fields</a> </div>
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<div class="title">AVDXVA2FramesContext Struct Reference</div> </div>
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<p>This struct is allocated as <a class="el" href="structAVHWFramesContext.html#a54e38c3e4355321e23e0f4c7411cb8ee" title="The format-specific data, allocated and freed automatically along with this context. ">AVHWFramesContext.hwctx</a>.
<a href="structAVDXVA2FramesContext.html#details">More...</a></p>
<p><code>#include <<a class="el" href="hwcontext__dxva2_8h_source.html">libavutil/hwcontext_dxva2.h</a>></code></p>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Data Fields</h2></td></tr>
<tr class="memitem:abc67fe5747f160bf1f0bb98a506057ba"><td class="memItemLeft" align="right" valign="top">DWORD </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVDXVA2FramesContext.html#abc67fe5747f160bf1f0bb98a506057ba">surface_type</a></td></tr>
<tr class="memdesc:abc67fe5747f160bf1f0bb98a506057ba"><td class="mdescLeft"> </td><td class="mdescRight">The surface type (e.g. <a href="#abc67fe5747f160bf1f0bb98a506057ba">More...</a><br /></td></tr>
<tr class="separator:abc67fe5747f160bf1f0bb98a506057ba"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2025b21fc7ec906713c525a702fd6eb7"><td class="memItemLeft" align="right" valign="top">IDirect3DSurface9 ** </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVDXVA2FramesContext.html#a2025b21fc7ec906713c525a702fd6eb7">surfaces</a></td></tr>
<tr class="memdesc:a2025b21fc7ec906713c525a702fd6eb7"><td class="mdescLeft"> </td><td class="mdescRight">The surface pool. <a href="#a2025b21fc7ec906713c525a702fd6eb7">More...</a><br /></td></tr>
<tr class="separator:a2025b21fc7ec906713c525a702fd6eb7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a867fec347dd21aa778948df67cf00450"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVDXVA2FramesContext.html#a867fec347dd21aa778948df67cf00450">nb_surfaces</a></td></tr>
<tr class="separator:a867fec347dd21aa778948df67cf00450"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:afcac8ee4311bbced10a5abd138f89bf7"><td class="memItemLeft" align="right" valign="top">IDirectXVideoDecoder * </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVDXVA2FramesContext.html#afcac8ee4311bbced10a5abd138f89bf7">decoder_to_release</a></td></tr>
<tr class="memdesc:afcac8ee4311bbced10a5abd138f89bf7"><td class="mdescLeft"> </td><td class="mdescRight">Certain drivers require the decoder to be destroyed before the surfaces. <a href="#afcac8ee4311bbced10a5abd138f89bf7">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>This struct is allocated as <a class="el" href="structAVHWFramesContext.html#a54e38c3e4355321e23e0f4c7411cb8ee" title="The format-specific data, allocated and freed automatically along with this context. ">AVHWFramesContext.hwctx</a>. </p>
<p class="definition">Definition at line <a class="el" href="hwcontext__dxva2_8h_source.html#l00046">46</a> of file <a class="el" href="hwcontext__dxva2_8h_source.html">hwcontext_dxva2.h</a>.</p>
</div><h2 class="groupheader">Field Documentation</h2>
<a id="abc67fe5747f160bf1f0bb98a506057ba"></a>
<h2 class="memtitle"><span class="permalink"><a href="#abc67fe5747f160bf1f0bb98a506057ba">◆ </a></span>surface_type</h2>
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<td class="memname">DWORD AVDXVA2FramesContext::surface_type</td>
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<p>The surface type (e.g. </p>
<p>DXVA2_VideoProcessorRenderTarget or DXVA2_VideoDecoderRenderTarget). Must be set by the caller. </p>
<p class="definition">Definition at line <a class="el" href="hwcontext__dxva2_8h_source.html#l00051">51</a> of file <a class="el" href="hwcontext__dxva2_8h_source.html">hwcontext_dxva2.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a2025b21fc7ec906713c525a702fd6eb7">◆ </a></span>surfaces</h2>
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<td class="memname">IDirect3DSurface9** AVDXVA2FramesContext::surfaces</td>
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<p>The surface pool. </p>
<p>When an external pool is not provided by the caller, this will be managed (allocated and filled on init, freed on uninit) by libavutil. </p>
<p class="definition">Definition at line <a class="el" href="hwcontext__dxva2_8h_source.html#l00058">58</a> of file <a class="el" href="hwcontext__dxva2_8h_source.html">hwcontext_dxva2.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a867fec347dd21aa778948df67cf00450">◆ </a></span>nb_surfaces</h2>
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<td class="memname">int AVDXVA2FramesContext::nb_surfaces</td>
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<p class="definition">Definition at line <a class="el" href="hwcontext__dxva2_8h_source.html#l00059">59</a> of file <a class="el" href="hwcontext__dxva2_8h_source.html">hwcontext_dxva2.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afcac8ee4311bbced10a5abd138f89bf7">◆ </a></span>decoder_to_release</h2>
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<td class="memname">IDirectXVideoDecoder* AVDXVA2FramesContext::decoder_to_release</td>
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<p>Certain drivers require the decoder to be destroyed before the surfaces. </p>
<p>To allow internally managed pools to work properly in such cases, this field is provided.</p>
<p>If it is non-NULL, libavutil will call IDirectXVideoDecoder_Release() on it just before the internal surface pool is freed.</p>
<p>This is for convenience only. Some code uses other methods to manage the decoder reference. </p>
<p class="definition">Definition at line <a class="el" href="hwcontext__dxva2_8h_source.html#l00072">72</a> of file <a class="el" href="hwcontext__dxva2_8h_source.html">hwcontext_dxva2.h</a>.</p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li>libavutil/<a class="el" href="hwcontext__dxva2_8h_source.html">hwcontext_dxva2.h</a></li>
</ul>
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