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<a href="d3d11va_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Direct3D11 HW acceleration</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * copyright (c) 2009 Laurent Aimar</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * copyright (c) 2015 Steve Lhomme</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * This file is part of FFmpeg.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * FFmpeg is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * License as published by the Free Software Foundation; either</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * FFmpeg is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * Lesser General Public License for more details.</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * License along with FFmpeg; if not, write to the Free Software</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#ifndef AVCODEC_D3D11VA_H</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"></span><span class="preprocessor">#define AVCODEC_D3D11VA_H</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"></span><span class="comment"></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * @file</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * @ingroup lavc_codec_hwaccel_d3d11va</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * Public libavcodec D3D11VA header.</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#if !defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0602</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor"></span><span class="preprocessor">#undef _WIN32_WINNT</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="d3d11va_8h.html#ac50762666aa00bd3a4308158510f1748"> 35</a></span> <span class="preprocessor"></span><span class="preprocessor">#define _WIN32_WINNT 0x0602</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <stdint.h></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <d3d11.h></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> * @defgroup lavc_codec_hwaccel_d3d11va Direct3D11</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> * @ingroup lavc_codec_hwaccel</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * @{</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="group__lavc__codec__hwaccel__d3d11va.html#ga6d5f39a89d3e595eaf4198496c00599e"> 48</a></span> <span class="preprocessor">#define FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG 1 </span><span class="comment">///< Work around for Direct3D11 and old UVD/UVD+ ATI video cards</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="group__lavc__codec__hwaccel__d3d11va.html#ga548f1d5c8e02c1615c7f3569428c990c"> 49</a></span> <span class="comment"></span>#define FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO 2 <span class="comment">///< Work around for Direct3D11 and old Intel GPUs with ClearVideo interface</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"></span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * This structure is used to provides the necessary configurations and data</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * to the Direct3D11 FFmpeg HWAccel implementation.</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * The application must make it available as AVCodecContext.hwaccel_context.</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * Use av_d3d11va_alloc_context() exclusively to allocate an AVD3D11VAContext.</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html"> 59</a></span> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structAVD3D11VAContext.html">AVD3D11VAContext</a> {<span class="comment"></span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * D3D11 decoder object</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html#a8ac56b0cbe384482dec2d367c19c932c"> 63</a></span>  ID3D11VideoDecoder *<a class="code" href="structAVD3D11VAContext.html#a8ac56b0cbe384482dec2d367c19c932c">decoder</a>;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"></span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> * D3D11 VideoContext</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html#a14f4a1d42cb3d7f315c474ad0799fa1d"> 68</a></span>  ID3D11VideoContext *<a class="code" href="structAVD3D11VAContext.html#a14f4a1d42cb3d7f315c474ad0799fa1d">video_context</a>;</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"></span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> * D3D11 configuration used to create the decoder</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html#a06418fa3d9d4e26d27c0ddfbaff8f1d0"> 73</a></span>  D3D11_VIDEO_DECODER_CONFIG *<a class="code" href="structAVD3D11VAContext.html#a06418fa3d9d4e26d27c0ddfbaff8f1d0">cfg</a>;</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"></span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> * The number of surface in the surface array</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html#a390b7bb7aef410174833ec50cd890a32"> 78</a></span>  <span class="keywordtype">unsigned</span> <a class="code" href="structAVD3D11VAContext.html#a390b7bb7aef410174833ec50cd890a32">surface_count</a>;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"></span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> * The array of Direct3D surfaces used to create the decoder</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html#a1f81c5d101cf91cfb3eb962d4b0d17a7"> 83</a></span>  ID3D11VideoDecoderOutputView **<a class="code" href="structAVD3D11VAContext.html#a1f81c5d101cf91cfb3eb962d4b0d17a7">surface</a>;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"></span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> * A bit field configuring the workarounds needed for using the decoder</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html#ab38ae8996b3861726f809d616a4ace88"> 88</a></span>  uint64_t <a class="code" href="structAVD3D11VAContext.html#ab38ae8996b3861726f809d616a4ace88">workaround</a>;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"></span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> * Private to the FFmpeg AVHWAccel implementation</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html#a0dd2a5ee2fd8c07ba425814f7ca2fd79"> 93</a></span>  <span class="keywordtype">unsigned</span> <a class="code" href="structAVD3D11VAContext.html#a0dd2a5ee2fd8c07ba425814f7ca2fd79">report_id</a>;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"></span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"> * Mutex to access video_context</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="structAVD3D11VAContext.html#aacaa0c50499a31fe55f4f19d2f856aa3"> 98</a></span>  HANDLE <a class="code" href="structAVD3D11VAContext.html#aacaa0c50499a31fe55f4f19d2f856aa3">context_mutex</a>;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> } <a class="code" href="structAVD3D11VAContext.html">AVD3D11VAContext</a>;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"></span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment"> * Allocate an AVD3D11VAContext.</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"> * @return Newly-allocated AVD3D11VAContext or NULL on failure.</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <a class="code" href="structAVD3D11VAContext.html">AVD3D11VAContext</a> *<a class="code" href="group__lavc__codec__hwaccel__d3d11va.html#ga3e098487b226ca051ac447fea036031c">av_d3d11va_alloc_context</a>(<span class="keywordtype">void</span>);</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"></span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> * @}</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor">#endif </span><span class="comment">/* AVCODEC_D3D11VA_H */</span><span class="preprocessor"></span></div>
<div class="ttc" id="structAVD3D11VAContext_html"><div class="ttname"><a href="structAVD3D11VAContext.html">AVD3D11VAContext</a></div><div class="ttdoc">This structure is used to provides the necessary configurations and data to the Direct3D11 FFmpeg HWA...</div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00059">d3d11va.h:59</a></div></div>
<div class="ttc" id="structAVD3D11VAContext_html_aacaa0c50499a31fe55f4f19d2f856aa3"><div class="ttname"><a href="structAVD3D11VAContext.html#aacaa0c50499a31fe55f4f19d2f856aa3">AVD3D11VAContext::context_mutex</a></div><div class="ttdeci">HANDLE context_mutex</div><div class="ttdoc">Mutex to access video_context. </div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00098">d3d11va.h:98</a></div></div>
<div class="ttc" id="structAVD3D11VAContext_html_a8ac56b0cbe384482dec2d367c19c932c"><div class="ttname"><a href="structAVD3D11VAContext.html#a8ac56b0cbe384482dec2d367c19c932c">AVD3D11VAContext::decoder</a></div><div class="ttdeci">ID3D11VideoDecoder * decoder</div><div class="ttdoc">D3D11 decoder object. </div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00063">d3d11va.h:63</a></div></div>
<div class="ttc" id="structAVD3D11VAContext_html_a06418fa3d9d4e26d27c0ddfbaff8f1d0"><div class="ttname"><a href="structAVD3D11VAContext.html#a06418fa3d9d4e26d27c0ddfbaff8f1d0">AVD3D11VAContext::cfg</a></div><div class="ttdeci">D3D11_VIDEO_DECODER_CONFIG * cfg</div><div class="ttdoc">D3D11 configuration used to create the decoder. </div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00073">d3d11va.h:73</a></div></div>
<div class="ttc" id="structAVD3D11VAContext_html_a390b7bb7aef410174833ec50cd890a32"><div class="ttname"><a href="structAVD3D11VAContext.html#a390b7bb7aef410174833ec50cd890a32">AVD3D11VAContext::surface_count</a></div><div class="ttdeci">unsigned surface_count</div><div class="ttdoc">The number of surface in the surface array. </div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00078">d3d11va.h:78</a></div></div>
<div class="ttc" id="structAVD3D11VAContext_html_a14f4a1d42cb3d7f315c474ad0799fa1d"><div class="ttname"><a href="structAVD3D11VAContext.html#a14f4a1d42cb3d7f315c474ad0799fa1d">AVD3D11VAContext::video_context</a></div><div class="ttdeci">ID3D11VideoContext * video_context</div><div class="ttdoc">D3D11 VideoContext. </div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00068">d3d11va.h:68</a></div></div>
<div class="ttc" id="group__lavc__codec__hwaccel__d3d11va_html_ga3e098487b226ca051ac447fea036031c"><div class="ttname"><a href="group__lavc__codec__hwaccel__d3d11va.html#ga3e098487b226ca051ac447fea036031c">av_d3d11va_alloc_context</a></div><div class="ttdeci">AVD3D11VAContext * av_d3d11va_alloc_context(void)</div><div class="ttdoc">Allocate an AVD3D11VAContext. </div></div>
<div class="ttc" id="structAVD3D11VAContext_html_ab38ae8996b3861726f809d616a4ace88"><div class="ttname"><a href="structAVD3D11VAContext.html#ab38ae8996b3861726f809d616a4ace88">AVD3D11VAContext::workaround</a></div><div class="ttdeci">uint64_t workaround</div><div class="ttdoc">A bit field configuring the workarounds needed for using the decoder. </div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00088">d3d11va.h:88</a></div></div>
<div class="ttc" id="structAVD3D11VAContext_html_a0dd2a5ee2fd8c07ba425814f7ca2fd79"><div class="ttname"><a href="structAVD3D11VAContext.html#a0dd2a5ee2fd8c07ba425814f7ca2fd79">AVD3D11VAContext::report_id</a></div><div class="ttdeci">unsigned report_id</div><div class="ttdoc">Private to the FFmpeg AVHWAccel implementation. </div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00093">d3d11va.h:93</a></div></div>
<div class="ttc" id="structAVD3D11VAContext_html_a1f81c5d101cf91cfb3eb962d4b0d17a7"><div class="ttname"><a href="structAVD3D11VAContext.html#a1f81c5d101cf91cfb3eb962d4b0d17a7">AVD3D11VAContext::surface</a></div><div class="ttdeci">ID3D11VideoDecoderOutputView ** surface</div><div class="ttdoc">The array of Direct3D surfaces used to create the decoder. </div><div class="ttdef"><b>Definition:</b> <a href="d3d11va_8h_source.html#l00083">d3d11va.h:83</a></div></div>
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