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<div class="title">dxva2.h</div> </div>
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<a href="dxva2_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"> * DXVA2 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"> *</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * This file is part of FFmpeg.</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * FFmpeg is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * modify it under the terms of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * License as published by the Free Software Foundation; either</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * FFmpeg is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * Lesser General Public License for more details.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * License along with FFmpeg; if not, write to the Free Software</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#ifndef AVCODEC_DXVA2_H</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"></span><span class="preprocessor">#define AVCODEC_DXVA2_H</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"></span><span class="comment"></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * @file</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * @ingroup lavc_codec_hwaccel_dxva2</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * Public libavcodec DXVA2 header.</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#if !defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0602</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="preprocessor">#undef _WIN32_WINNT</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="dxva2_8h.html#ac50762666aa00bd3a4308158510f1748"> 34</a></span> <span class="preprocessor"></span><span class="preprocessor">#define _WIN32_WINNT 0x0602</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <stdint.h></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <d3d9.h></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <dxva2api.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_dxva2 DXVA2</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__dxva2.html#ga6d5f39a89d3e595eaf4198496c00599e"> 48</a></span> <span class="preprocessor">#define FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG 1 </span><span class="comment">///< Work around for DXVA2 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__dxva2.html#ga548f1d5c8e02c1615c7f3569428c990c"> 49</a></span> <span class="comment"></span>#define FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO 2 <span class="comment">///< Work around for DXVA2 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 DXVA2 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"><a class="line" href="structdxva__context.html"> 57</a></span> <span class="keyword">struct </span><a class="code" href="structdxva__context.html">dxva_context</a> {<span class="comment"></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"> 59</span> <span class="comment"> * DXVA2 decoder object</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"><a class="line" href="structdxva__context.html#a1029d27444d680f4a35ff5645231121a"> 61</a></span>  IDirectXVideoDecoder *<a class="code" href="structdxva__context.html#a1029d27444d680f4a35ff5645231121a">decoder</a>;</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"> 63</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> * DXVA2 configuration used to create the decoder</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"><a class="line" href="structdxva__context.html#aa384da68277dd76f744c4ed23d27c4be"> 66</a></span>  <span class="keyword">const</span> DXVA2_ConfigPictureDecode *<a class="code" href="structdxva__context.html#aa384da68277dd76f744c4ed23d27c4be">cfg</a>;</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"> 68</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"> * The number of surface in the surface array</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"><a class="line" href="structdxva__context.html#a850b67a58a1925ea525461f7e2899384"> 71</a></span>  <span class="keywordtype">unsigned</span> <a class="code" href="structdxva__context.html#a850b67a58a1925ea525461f7e2899384">surface_count</a>;</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"> 73</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> * The array of Direct3D surfaces used to create the decoder</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"><a class="line" href="structdxva__context.html#a68afa12df83019834d8ff22a08788054"> 76</a></span>  LPDIRECT3DSURFACE9 *<a class="code" href="structdxva__context.html#a68afa12df83019834d8ff22a08788054">surface</a>;</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"> 78</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> * A bit field configuring the workarounds needed for using the decoder</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"><a class="line" href="structdxva__context.html#a5d10a13f859a2a39ef586786e2f836ea"> 81</a></span>  uint64_t <a class="code" href="structdxva__context.html#a5d10a13f859a2a39ef586786e2f836ea">workaround</a>;</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"> 83</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> * Private to the FFmpeg AVHWAccel implementation</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"><a class="line" href="structdxva__context.html#ab523653754a6a6eba2fa2782fa6ca8f2"> 86</a></span>  <span class="keywordtype">unsigned</span> <a class="code" href="structdxva__context.html#ab523653754a6a6eba2fa2782fa6ca8f2">report_id</a>;</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> };</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"></span></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"> */</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor">#endif </span><span class="comment">/* AVCODEC_DXVA2_H */</span><span class="preprocessor"></span></div>
<div class="ttc" id="structdxva__context_html_a68afa12df83019834d8ff22a08788054"><div class="ttname"><a href="structdxva__context.html#a68afa12df83019834d8ff22a08788054">dxva_context::surface</a></div><div class="ttdeci">LPDIRECT3DSURFACE9 * surface</div><div class="ttdoc">The array of Direct3D surfaces used to create the decoder. </div><div class="ttdef"><b>Definition:</b> <a href="dxva2_8h_source.html#l00076">dxva2.h:76</a></div></div>
<div class="ttc" id="structdxva__context_html_aa384da68277dd76f744c4ed23d27c4be"><div class="ttname"><a href="structdxva__context.html#aa384da68277dd76f744c4ed23d27c4be">dxva_context::cfg</a></div><div class="ttdeci">const DXVA2_ConfigPictureDecode * cfg</div><div class="ttdoc">DXVA2 configuration used to create the decoder. </div><div class="ttdef"><b>Definition:</b> <a href="dxva2_8h_source.html#l00066">dxva2.h:66</a></div></div>
<div class="ttc" id="structdxva__context_html_a850b67a58a1925ea525461f7e2899384"><div class="ttname"><a href="structdxva__context.html#a850b67a58a1925ea525461f7e2899384">dxva_context::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="dxva2_8h_source.html#l00071">dxva2.h:71</a></div></div>
<div class="ttc" id="structdxva__context_html_a5d10a13f859a2a39ef586786e2f836ea"><div class="ttname"><a href="structdxva__context.html#a5d10a13f859a2a39ef586786e2f836ea">dxva_context::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="dxva2_8h_source.html#l00081">dxva2.h:81</a></div></div>
<div class="ttc" id="structdxva__context_html_ab523653754a6a6eba2fa2782fa6ca8f2"><div class="ttname"><a href="structdxva__context.html#ab523653754a6a6eba2fa2782fa6ca8f2">dxva_context::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="dxva2_8h_source.html#l00086">dxva2.h:86</a></div></div>
<div class="ttc" id="structdxva__context_html_a1029d27444d680f4a35ff5645231121a"><div class="ttname"><a href="structdxva__context.html#a1029d27444d680f4a35ff5645231121a">dxva_context::decoder</a></div><div class="ttdeci">IDirectXVideoDecoder * decoder</div><div class="ttdoc">DXVA2 decoder object. </div><div class="ttdef"><b>Definition:</b> <a href="dxva2_8h_source.html#l00061">dxva2.h:61</a></div></div>
<div class="ttc" id="structdxva__context_html"><div class="ttname"><a href="structdxva__context.html">dxva_context</a></div><div class="ttdoc">This structure is used to provides the necessary configurations and data to the DXVA2 FFmpeg HWAccel ...</div><div class="ttdef"><b>Definition:</b> <a href="dxva2_8h_source.html#l00057">dxva2.h:57</a></div></div>
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