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Functions</h2></td></tr>
<tr class="memitem:a73e64183d7f408877039a977b84ab64d"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a73e64183d7f408877039a977b84ab64d">hw_device_get_by_type</a> (enum AVHWDeviceType type)</td></tr>
<tr class="separator:a73e64183d7f408877039a977b84ab64d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a539c1a0fbb455ec027e6ecbabba11d3c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a539c1a0fbb455ec027e6ecbabba11d3c">hw_device_get_by_name</a> (const char *name)</td></tr>
<tr class="separator:a539c1a0fbb455ec027e6ecbabba11d3c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac41be9b83ff337fa57579c8b804aad49"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac41be9b83ff337fa57579c8b804aad49">hw_device_add</a> (void)</td></tr>
<tr class="separator:ac41be9b83ff337fa57579c8b804aad49"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:afd7a9c296e273f36897b0f4607b896a0"><td class="memItemLeft" align="right" valign="top">static char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#afd7a9c296e273f36897b0f4607b896a0">hw_device_default_name</a> (enum AVHWDeviceType type)</td></tr>
<tr class="separator:afd7a9c296e273f36897b0f4607b896a0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3fdd5667b2f22f69baa2f711b13537fb"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a3fdd5667b2f22f69baa2f711b13537fb">hw_device_init_from_string</a> (const char *arg, <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> **dev_out)</td></tr>
<tr class="separator:a3fdd5667b2f22f69baa2f711b13537fb"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac2df78054133e8e90276b1d12af466da"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac2df78054133e8e90276b1d12af466da">hw_device_init_from_type</a> (enum AVHWDeviceType type, const char *device, <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> **dev_out)</td></tr>
<tr class="separator:ac2df78054133e8e90276b1d12af466da"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7b352c0afc44da703891d7538bbcf737"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a7b352c0afc44da703891d7538bbcf737">hw_device_free_all</a> (void)</td></tr>
<tr class="separator:a7b352c0afc44da703891d7538bbcf737"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aae07987d3556e3507f0bb2e6c451ec2a"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#aae07987d3556e3507f0bb2e6c451ec2a">hw_device_match_by_codec</a> (const AVCodec *codec)</td></tr>
<tr class="separator:aae07987d3556e3507f0bb2e6c451ec2a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a77e8d12a4bdb9110a2d815b9aa5f8d02"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a77e8d12a4bdb9110a2d815b9aa5f8d02">hw_device_setup_for_decode</a> (<a class="el" href="../../d3/d6e/struct_input_stream.html">InputStream</a> *ist)</td></tr>
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<tr class="memitem:a01128ebf95f6a3b130f446b13b171c52"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a01128ebf95f6a3b130f446b13b171c52">hw_device_setup_for_encode</a> (<a class="el" href="../../db/dde/struct_output_stream.html">OutputStream</a> *ost)</td></tr>
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<tr class="memitem:a5a881e2fd908765c2df11400a6c0c7d9"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a5a881e2fd908765c2df11400a6c0c7d9">hwaccel_retrieve_data</a> (AVCodecContext *avctx, AVFrame *input)</td></tr>
<tr class="separator:a5a881e2fd908765c2df11400a6c0c7d9"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a518f7a9a1bd1b5544a39fdbd1d925663"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a518f7a9a1bd1b5544a39fdbd1d925663">hwaccel_decode_init</a> (AVCodecContext *avctx)</td></tr>
<tr class="separator:a518f7a9a1bd1b5544a39fdbd1d925663"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a801831a4517a8db980bbf18c6db58cad"><td class="memItemLeft" align="right" valign="top"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a801831a4517a8db980bbf18c6db58cad">hw_device_setup_for_filter</a> (<a class="el" href="../../d9/de7/struct_filter_graph.html">FilterGraph</a> *fg)</td></tr>
<tr class="separator:a801831a4517a8db980bbf18c6db58cad"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="var-members" name="var-members"></a>
Variables</h2></td></tr>
<tr class="memitem:acea1bac2a399307791945b15467b1f75"><td class="memItemLeft" align="right" valign="top">__thread <a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a></td></tr>
<tr class="separator:acea1bac2a399307791945b15467b1f75"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad66ab6371d9721a18af13707d8b2735c"><td class="memItemLeft" align="right" valign="top">__thread <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> **&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a></td></tr>
<tr class="separator:ad66ab6371d9721a18af13707d8b2735c"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<h2 class="groupheader">Function Documentation</h2>
<a id="ac41be9b83ff337fa57579c8b804aad49" name="ac41be9b83ff337fa57579c8b804aad49"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac41be9b83ff337fa57579c8b804aad49">&#9670;&#160;</a></span>hw_device_add()</h2>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> * hw_device_add </td>
<td>(</td>
<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00079">79</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
</div>
</div>
<a id="afd7a9c296e273f36897b0f4607b896a0" name="afd7a9c296e273f36897b0f4607b896a0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#afd7a9c296e273f36897b0f4607b896a0">&#9670;&#160;</a></span>hw_device_default_name()</h2>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static char * hw_device_default_name </td>
<td>(</td>
<td class="paramtype">enum AVHWDeviceType&#160;</td>
<td class="paramname"><em>type</em></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00094">94</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
</div>
</div>
<a id="a7b352c0afc44da703891d7538bbcf737" name="a7b352c0afc44da703891d7538bbcf737"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a7b352c0afc44da703891d7538bbcf737">&#9670;&#160;</a></span>hw_device_free_all()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void hw_device_free_all </td>
<td>(</td>
<td class="paramtype">void&#160;</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00313">313</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
</div>
</div>
<a id="a539c1a0fbb455ec027e6ecbabba11d3c" name="a539c1a0fbb455ec027e6ecbabba11d3c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a539c1a0fbb455ec027e6ecbabba11d3c">&#9670;&#160;</a></span>hw_device_get_by_name()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> * hw_device_get_by_name </td>
<td>(</td>
<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>name</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00069">69</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
</div>
</div>
<a id="a73e64183d7f408877039a977b84ab64d" name="a73e64183d7f408877039a977b84ab64d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a73e64183d7f408877039a977b84ab64d">&#9670;&#160;</a></span>hw_device_get_by_type()</h2>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> * hw_device_get_by_type </td>
<td>(</td>
<td class="paramtype">enum AVHWDeviceType&#160;</td>
<td class="paramname"><em>type</em></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00055">55</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
</div>
</div>
<a id="a3fdd5667b2f22f69baa2f711b13537fb" name="a3fdd5667b2f22f69baa2f711b13537fb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3fdd5667b2f22f69baa2f711b13537fb">&#9670;&#160;</a></span>hw_device_init_from_string()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a> hw_device_init_from_string </td>
<td>(</td>
<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>arg</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> **&#160;</td>
<td class="paramname"><em>dev_out</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00119">119</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
</div>
</div>
<a id="ac2df78054133e8e90276b1d12af466da" name="ac2df78054133e8e90276b1d12af466da"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac2df78054133e8e90276b1d12af466da">&#9670;&#160;</a></span>hw_device_init_from_type()</h2>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a> hw_device_init_from_type </td>
<td>(</td>
<td class="paramtype">enum AVHWDeviceType&#160;</td>
<td class="paramname"><em>type</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char *&#160;</td>
<td class="paramname"><em>device</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> **&#160;</td>
<td class="paramname"><em>dev_out</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">static</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00270">270</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
</div>
</div>
<a id="aae07987d3556e3507f0bb2e6c451ec2a" name="aae07987d3556e3507f0bb2e6c451ec2a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aae07987d3556e3507f0bb2e6c451ec2a">&#9670;&#160;</a></span>hw_device_match_by_codec()</h2>
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<td class="memname">static <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> * hw_device_match_by_codec </td>
<td>(</td>
<td class="paramtype">const AVCodec *&#160;</td>
<td class="paramname"><em>codec</em></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">static</span></span> </td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00325">325</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
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<a id="a77e8d12a4bdb9110a2d815b9aa5f8d02" name="a77e8d12a4bdb9110a2d815b9aa5f8d02"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a77e8d12a4bdb9110a2d815b9aa5f8d02">&#9670;&#160;</a></span>hw_device_setup_for_decode()</h2>
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<td class="memname"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a> hw_device_setup_for_decode </td>
<td>(</td>
<td class="paramtype"><a class="el" href="../../d3/d6e/struct_input_stream.html">InputStream</a> *&#160;</td>
<td class="paramname"><em>ist</em></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00342">342</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
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<a id="a01128ebf95f6a3b130f446b13b171c52" name="a01128ebf95f6a3b130f446b13b171c52"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a01128ebf95f6a3b130f446b13b171c52">&#9670;&#160;</a></span>hw_device_setup_for_encode()</h2>
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<td class="memname"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a> hw_device_setup_for_encode </td>
<td>(</td>
<td class="paramtype"><a class="el" href="../../db/dde/struct_output_stream.html">OutputStream</a> *&#160;</td>
<td class="paramname"><em>ost</em></td><td>)</td>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00470">470</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
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<a id="a801831a4517a8db980bbf18c6db58cad" name="a801831a4517a8db980bbf18c6db58cad"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a801831a4517a8db980bbf18c6db58cad">&#9670;&#160;</a></span>hw_device_setup_for_filter()</h2>
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<td class="memname"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a> hw_device_setup_for_filter </td>
<td>(</td>
<td class="paramtype"><a class="el" href="../../d9/de7/struct_filter_graph.html">FilterGraph</a> *&#160;</td>
<td class="paramname"><em>fg</em></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00576">576</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
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</div>
<a id="a518f7a9a1bd1b5544a39fdbd1d925663" name="a518f7a9a1bd1b5544a39fdbd1d925663"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a518f7a9a1bd1b5544a39fdbd1d925663">&#9670;&#160;</a></span>hwaccel_decode_init()</h2>
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<td class="memname"><a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a> hwaccel_decode_init </td>
<td>(</td>
<td class="paramtype">AVCodecContext *&#160;</td>
<td class="paramname"><em>avctx</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00567">567</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
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</div>
<a id="a5a881e2fd908765c2df11400a6c0c7d9" name="a5a881e2fd908765c2df11400a6c0c7d9"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a5a881e2fd908765c2df11400a6c0c7d9">&#9670;&#160;</a></span>hwaccel_retrieve_data()</h2>
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<div class="memproto">
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<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">static <a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a> hwaccel_retrieve_data </td>
<td>(</td>
<td class="paramtype">AVCodecContext *&#160;</td>
<td class="paramname"><em>avctx</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">AVFrame *&#160;</td>
<td class="paramname"><em>input</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">static</span></span> </td>
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</table>
</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00525">525</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
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</div>
<h2 class="groupheader">Variable Documentation</h2>
<a id="ad66ab6371d9721a18af13707d8b2735c" name="ad66ab6371d9721a18af13707d8b2735c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ad66ab6371d9721a18af13707d8b2735c">&#9670;&#160;</a></span>hw_devices</h2>
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<td class="memname">__thread <a class="el" href="../../de/dc7/struct_h_w_device.html">HWDevice</a>** hw_devices</td>
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<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00053">53</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
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<a id="acea1bac2a399307791945b15467b1f75" name="acea1bac2a399307791945b15467b1f75"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acea1bac2a399307791945b15467b1f75">&#9670;&#160;</a></span>nb_hw_devices</h2>
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<td class="memname">__thread <a class="el" href="../../d2/d36/fftools__ffmpeg__filter_8c.html#a61569f2965b7a369eb10b6d75d410d11">int</a> nb_hw_devices</td>
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<p class="definition">Definition at line <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00052">52</a> of file <a class="el" href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html">fftools_ffmpeg_hw.c</a>.</p>
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<div class="contents">
<a href="../../d1/dba/fftools__ffmpeg__hw_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> * Copyright (c) 2018-2019 Taner Sener</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> * Copyright (c) 2023 ARTHENICA LTD</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> *</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> * This file is part of FFmpeg.</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> *</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> * FFmpeg is free software; you can redistribute it and/or</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> * modify it under the terms of the GNU Lesser General Public</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> * License as published by the Free Software Foundation; either</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment"> * version 2.1 of the License, or (at your option) any later version.</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment"> *</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment"> * FFmpeg is distributed in the hope that it will be useful,</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="comment"> * Lesser General Public License for more details.</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="comment"> *</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="comment"> * You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="comment"> * License along with FFmpeg; if not, write to the Free Software</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="comment"> */</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="comment">/*</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="comment"> * This file is the modified version of ffmpeg_hw.c file living in ffmpeg source code under the fftools folder. We</span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="comment"> * manually update it each time we depend on a new ffmpeg version. Below you can see the list of changes applied</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="comment"> * by us to develop mobile-ffmpeg and later ffmpeg-kit libraries.</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="comment"> *</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="comment"> * ffmpeg-kit changes by ARTHENICA LTD</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="comment"> *</span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="comment"> * 07.2023</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="comment"> * --------------------------------------------------------</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="comment"> * - FFmpeg 6.0 changes migrated</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="comment"> *</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="comment"> * mobile-ffmpeg / ffmpeg-kit changes by Taner Sener</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="comment"> *</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="comment"> * 12.2019</span></div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="comment"> * --------------------------------------------------------</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="comment"> * - concurrent execution support (&quot;__thread&quot; specifier added to variables used by multiple threads)</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="comment"> *</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span><span class="comment"> * 08.2018</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="comment"> * --------------------------------------------------------</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="comment"> * - fftools_ prefix added to file name and parent header</span></div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="comment"> */</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="preprocessor">#include &quot;libavutil/avstring.h&quot;</span></div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="preprocessor">#include &quot;libavutil/pixdesc.h&quot;</span></div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="preprocessor">#include &quot;libavfilter/buffersink.h&quot;</span></div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span><span class="preprocessor">#include &quot;<a class="code" href="../../d7/db3/fftools__ffmpeg_8h.html">fftools_ffmpeg.h</a>&quot;</span></div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> </div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"><a class="line" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75"> 52</a></span>__thread <span class="keywordtype">int</span> <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a>;</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"><a class="line" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c"> 53</a></span>__thread <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> **<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>;</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"><a class="line" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a73e64183d7f408877039a977b84ab64d"> 55</a></span><span class="keyword">static</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *<a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a73e64183d7f408877039a977b84ab64d">hw_device_get_by_type</a>(<span class="keyword">enum</span> AVHWDeviceType type)</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span>{</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *found = NULL;</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="keywordtype">int</span> i;</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> <span class="keywordflow">for</span> (i = 0; i &lt; <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a>; i++) {</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[i]-&gt;type == type) {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">if</span> (found)</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> found = <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[i];</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> }</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> }</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <span class="keywordflow">return</span> found;</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span>}</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> </div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"><a class="line" href="../../d7/db3/fftools__ffmpeg_8h.html#a539c1a0fbb455ec027e6ecbabba11d3c"> 69</a></span><a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *<a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a539c1a0fbb455ec027e6ecbabba11d3c">hw_device_get_by_name</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span>{</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> <span class="keywordtype">int</span> i;</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">for</span> (i = 0; i &lt; <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a>; i++) {</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">if</span> (!strcmp(<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[i]-&gt;name, name))</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[i];</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> }</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span>}</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"><a class="line" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac41be9b83ff337fa57579c8b804aad49"> 79</a></span><span class="keyword">static</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *<a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac41be9b83ff337fa57579c8b804aad49">hw_device_add</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span>{</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordtype">int</span> err;</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> err = av_reallocp_array(&amp;<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>, <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a> + 1,</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">sizeof</span>(*<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>));</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">if</span> (err) {</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a> = 0;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> }</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a>] = av_mallocz(<span class="keyword">sizeof</span>(<a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a>));</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keywordflow">if</span> (!<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a>])</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a>++];</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span>}</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"><a class="line" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#afd7a9c296e273f36897b0f4607b896a0"> 94</a></span><span class="keyword">static</span> <span class="keywordtype">char</span> *<a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#afd7a9c296e273f36897b0f4607b896a0">hw_device_default_name</a>(<span class="keyword">enum</span> AVHWDeviceType type)</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span>{</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="comment">// Make an automatic name of the form &quot;type%d&quot;. We arbitrarily</span></div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="comment">// limit at 1000 anonymous devices of the same type - there is</span></div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="comment">// probably something else very wrong if you get to this limit.</span></div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *type_name = av_hwdevice_get_type_name(type);</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keywordtype">char</span> *name;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keywordtype">size_t</span> index_pos;</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keywordtype">int</span> index, index_limit = 1000;</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> index_pos = strlen(type_name);</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> name = av_malloc(index_pos + 4);</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="keywordflow">if</span> (!name)</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keywordflow">for</span> (index = 0; index &lt; index_limit; index++) {</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> snprintf(name, index_pos + 4, <span class="stringliteral">&quot;%s%d&quot;</span>, type_name, index);</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a539c1a0fbb455ec027e6ecbabba11d3c">hw_device_get_by_name</a>(name))</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> }</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keywordflow">if</span> (index &gt;= index_limit) {</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> av_freep(&amp;name);</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> }</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordflow">return</span> name;</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span>}</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"><a class="line" href="../../d7/db3/fftools__ffmpeg_8h.html#ad60c6eadc7b29c15236419760b2e0094"> 119</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a3fdd5667b2f22f69baa2f711b13537fb">hw_device_init_from_string</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *arg, <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> **dev_out)</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span>{</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> <span class="comment">// &quot;type=name&quot;</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="comment">// &quot;type=name,key=value,key2=value2&quot;</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="comment">// &quot;type=name:device,key=value,key2=value2&quot;</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// &quot;type:device,key=value,key2=value2&quot;</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// -&gt; av_hwdevice_ctx_create()</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <span class="comment">// &quot;type=name@name&quot;</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="comment">// &quot;type@name&quot;</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <span class="comment">// -&gt; av_hwdevice_ctx_create_derived()</span></div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> </div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> AVDictionary *options = NULL;</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *type_name = NULL, *name = NULL, *device = NULL;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="keyword">enum</span> AVHWDeviceType type;</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *dev, *src;</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> AVBufferRef *device_ref = NULL;</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <span class="keywordtype">int</span> err;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *errmsg, *p, *q;</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <span class="keywordtype">size_t</span> k;</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> k = strcspn(arg, <span class="stringliteral">&quot;:=@&quot;</span>);</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> p = arg + k;</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> </div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> type_name = av_strndup(arg, k);</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <span class="keywordflow">if</span> (!type_name) {</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> err = AVERROR(ENOMEM);</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> }</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> type = av_hwdevice_find_type_by_name(type_name);</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keywordflow">if</span> (type == AV_HWDEVICE_TYPE_NONE) {</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> errmsg = <span class="stringliteral">&quot;unknown device type&quot;</span>;</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> <span class="keywordflow">goto</span> invalid;</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> }</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="keywordflow">if</span> (*p == <span class="charliteral">&#39;=&#39;</span>) {</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> k = strcspn(p + 1, <span class="stringliteral">&quot;:@,&quot;</span>);</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> </div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> name = av_strndup(p + 1, k);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keywordflow">if</span> (!name) {</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> err = AVERROR(ENOMEM);</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> }</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <span class="keywordflow">if</span> (<a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a539c1a0fbb455ec027e6ecbabba11d3c">hw_device_get_by_name</a>(name)) {</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> errmsg = <span class="stringliteral">&quot;named device already exists&quot;</span>;</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keywordflow">goto</span> invalid;</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> }</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> p += 1 + k;</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> name = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#afd7a9c296e273f36897b0f4607b896a0">hw_device_default_name</a>(type);</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> <span class="keywordflow">if</span> (!name) {</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> err = AVERROR(ENOMEM);</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> }</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> }</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keywordflow">if</span> (!*p) {</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> <span class="comment">// New device with no parameters.</span></div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> err = av_hwdevice_ctx_create(&amp;device_ref, type,</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span> NULL, NULL, 0);</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> <span class="keywordflow">if</span> (err &lt; 0)</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> </div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*p == <span class="charliteral">&#39;:&#39;</span>) {</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <span class="comment">// New device with some parameters.</span></div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> ++p;</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> q = strchr(p, <span class="charliteral">&#39;,&#39;</span>);</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="keywordflow">if</span> (q) {</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> <span class="keywordflow">if</span> (q - p &gt; 0) {</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> device = av_strndup(p, q - p);</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> <span class="keywordflow">if</span> (!device) {</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> err = AVERROR(ENOMEM);</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> }</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> }</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> err = av_dict_parse_string(&amp;options, q + 1, <span class="stringliteral">&quot;=&quot;</span>, <span class="stringliteral">&quot;,&quot;</span>, 0);</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <span class="keywordflow">if</span> (err &lt; 0) {</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> errmsg = <span class="stringliteral">&quot;failed to parse options&quot;</span>;</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> <span class="keywordflow">goto</span> invalid;</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> }</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> }</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> err = av_hwdevice_ctx_create(&amp;device_ref, type,</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> q ? device : p[0] ? p : NULL,</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> options, 0);</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <span class="keywordflow">if</span> (err &lt; 0)</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> </div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*p == <span class="charliteral">&#39;@&#39;</span>) {</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="comment">// Derive from existing device.</span></div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> </div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> src = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a539c1a0fbb455ec027e6ecbabba11d3c">hw_device_get_by_name</a>(p + 1);</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> <span class="keywordflow">if</span> (!src) {</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> errmsg = <span class="stringliteral">&quot;invalid source device name&quot;</span>;</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="keywordflow">goto</span> invalid;</div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> }</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> err = av_hwdevice_ctx_create_derived(&amp;device_ref, type,</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> src-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ac1615b160aa7dc0f2e314e04cea6aaf9">device_ref</a>, 0);</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keywordflow">if</span> (err &lt; 0)</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (*p == <span class="charliteral">&#39;,&#39;</span>) {</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> err = av_dict_parse_string(&amp;options, p + 1, <span class="stringliteral">&quot;=&quot;</span>, <span class="stringliteral">&quot;,&quot;</span>, 0);</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> <span class="keywordflow">if</span> (err &lt; 0) {</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> errmsg = <span class="stringliteral">&quot;failed to parse options&quot;</span>;</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> <span class="keywordflow">goto</span> invalid;</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> }</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> err = av_hwdevice_ctx_create(&amp;device_ref, type,</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> NULL, options, 0);</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="keywordflow">if</span> (err &lt; 0)</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> errmsg = <span class="stringliteral">&quot;parse error&quot;</span>;</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="keywordflow">goto</span> invalid;</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> }</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac41be9b83ff337fa57579c8b804aad49">hw_device_add</a>();</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> <span class="keywordflow">if</span> (!dev) {</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> err = AVERROR(ENOMEM);</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> }</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> </div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ae03ed8b14a9e341f1d8cc5fa37006656">name</a> = name;</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ad5294ac2b414deacbe2aac7b9c8ba987">type</a> = type;</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ac1615b160aa7dc0f2e314e04cea6aaf9">device_ref</a> = device_ref;</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> </div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> <span class="keywordflow">if</span> (dev_out)</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> *dev_out = dev;</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> </div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> name = NULL;</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> err = 0;</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span>done:</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> av_freep(&amp;type_name);</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> av_freep(&amp;name);</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> av_freep(&amp;device);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> av_dict_free(&amp;options);</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="keywordflow">return</span> err;</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span>invalid:</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> av_log(NULL, AV_LOG_ERROR,</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <span class="stringliteral">&quot;Invalid device specification \&quot;%s\&quot;: %s\n&quot;</span>, arg, errmsg);</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> err = AVERROR(EINVAL);</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <span class="keywordflow">goto</span> done;</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span>fail:</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> av_log(NULL, AV_LOG_ERROR,</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> <span class="stringliteral">&quot;Device creation failed: %d.\n&quot;</span>, err);</div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> av_buffer_unref(&amp;device_ref);</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> <span class="keywordflow">goto</span> done;</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span>}</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> </div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"><a class="line" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac2df78054133e8e90276b1d12af466da"> 270</a></span><span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac2df78054133e8e90276b1d12af466da">hw_device_init_from_type</a>(<span class="keyword">enum</span> AVHWDeviceType type,</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *device,</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> **dev_out)</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span>{</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> AVBufferRef *device_ref = NULL;</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *dev;</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <span class="keywordtype">char</span> *name;</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> <span class="keywordtype">int</span> err;</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> </div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> name = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#afd7a9c296e273f36897b0f4607b896a0">hw_device_default_name</a>(type);</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <span class="keywordflow">if</span> (!name) {</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> err = AVERROR(ENOMEM);</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> }</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> </div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> err = av_hwdevice_ctx_create(&amp;device_ref, type, device, NULL, 0);</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="keywordflow">if</span> (err &lt; 0) {</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> av_log(NULL, AV_LOG_ERROR,</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <span class="stringliteral">&quot;Device creation failed: %d.\n&quot;</span>, err);</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> }</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> </div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac41be9b83ff337fa57579c8b804aad49">hw_device_add</a>();</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> <span class="keywordflow">if</span> (!dev) {</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> err = AVERROR(ENOMEM);</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> }</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> </div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ae03ed8b14a9e341f1d8cc5fa37006656">name</a> = name;</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ad5294ac2b414deacbe2aac7b9c8ba987">type</a> = type;</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ac1615b160aa7dc0f2e314e04cea6aaf9">device_ref</a> = device_ref;</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> </div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> <span class="keywordflow">if</span> (dev_out)</div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> *dev_out = dev;</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> </div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> </div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span>fail:</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> av_freep(&amp;name);</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> av_buffer_unref(&amp;device_ref);</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="keywordflow">return</span> err;</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span>}</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"><a class="line" href="../../d7/db3/fftools__ffmpeg_8h.html#a7b352c0afc44da703891d7538bbcf737"> 313</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a7b352c0afc44da703891d7538bbcf737">hw_device_free_all</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span>{</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keywordtype">int</span> i;</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="keywordflow">for</span> (i = 0; i &lt; <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a>; i++) {</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> av_freep(&amp;<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[i]-&gt;name);</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> av_buffer_unref(&amp;<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[i]-&gt;device_ref);</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> av_freep(&amp;<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[i]);</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> }</div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> av_freep(&amp;<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>);</div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a> = 0;</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span>}</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> </div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"><a class="line" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#aae07987d3556e3507f0bb2e6c451ec2a"> 325</a></span><span class="keyword">static</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *<a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#aae07987d3556e3507f0bb2e6c451ec2a">hw_device_match_by_codec</a>(<span class="keyword">const</span> AVCodec *codec)</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span>{</div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <span class="keyword">const</span> AVCodecHWConfig *config;</div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *dev;</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> <span class="keywordtype">int</span> i;</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="keywordflow">for</span> (i = 0;; i++) {</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> config = avcodec_get_hw_config(codec, i);</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <span class="keywordflow">if</span> (!config)</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> <span class="keywordflow">if</span> (!(config-&gt;methods &amp; AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX))</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> <span class="keywordflow">continue</span>;</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a73e64183d7f408877039a977b84ab64d">hw_device_get_by_type</a>(config-&gt;device_type);</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> <span class="keywordflow">if</span> (dev)</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> <span class="keywordflow">return</span> dev;</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> }</div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span>}</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> </div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"><a class="line" href="../../d7/db3/fftools__ffmpeg_8h.html#a77e8d12a4bdb9110a2d815b9aa5f8d02"> 342</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a77e8d12a4bdb9110a2d815b9aa5f8d02">hw_device_setup_for_decode</a>(<a class="code hl_struct" href="../../d3/d6e/struct_input_stream.html">InputStream</a> *ist)</div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span>{</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> <span class="keyword">const</span> AVCodecHWConfig *config;</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> <span class="keyword">enum</span> AVHWDeviceType type;</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *dev = NULL;</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> <span class="keywordtype">int</span> err, auto_device = 0;</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> </div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> <span class="keywordflow">if</span> (ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#ae48685e82826c6b5922014d47e2cb6bb">hwaccel_device</a>) {</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a539c1a0fbb455ec027e6ecbabba11d3c">hw_device_get_by_name</a>(ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#ae48685e82826c6b5922014d47e2cb6bb">hwaccel_device</a>);</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> <span class="keywordflow">if</span> (!dev) {</div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> <span class="keywordflow">if</span> (ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a6c3473c28e30500adb3fa7886e6d7c3e">hwaccel_id</a> == <a class="code hl_enumvalue" href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205faf30c0c6c4434db4f22346cdcbd909a02">HWACCEL_AUTO</a>) {</div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> auto_device = 1;</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a6c3473c28e30500adb3fa7886e6d7c3e">hwaccel_id</a> == <a class="code hl_enumvalue" href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205fab96d67115af909300a442d76232c0362">HWACCEL_GENERIC</a>) {</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> type = ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#af577e45cb148e174ef437f3cbaa8b628">hwaccel_device_type</a>;</div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> err = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac2df78054133e8e90276b1d12af466da">hw_device_init_from_type</a>(type, ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#ae48685e82826c6b5922014d47e2cb6bb">hwaccel_device</a>,</div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> &amp;dev);</div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <span class="comment">// This will be dealt with by API-specific initialisation</span></div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="comment">// (using hwaccel_device), so nothing further needed here.</span></div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> }</div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> <span class="keywordflow">if</span> (ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a6c3473c28e30500adb3fa7886e6d7c3e">hwaccel_id</a> == <a class="code hl_enumvalue" href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205faf30c0c6c4434db4f22346cdcbd909a02">HWACCEL_AUTO</a>) {</div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#af577e45cb148e174ef437f3cbaa8b628">hwaccel_device_type</a> = dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ad5294ac2b414deacbe2aac7b9c8ba987">type</a>;</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#af577e45cb148e174ef437f3cbaa8b628">hwaccel_device_type</a> != dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ad5294ac2b414deacbe2aac7b9c8ba987">type</a>) {</div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> av_log(NULL, AV_LOG_ERROR, <span class="stringliteral">&quot;Invalid hwaccel device &quot;</span></div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> <span class="stringliteral">&quot;specified for decoder: device %s of type %s is not &quot;</span></div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> <span class="stringliteral">&quot;usable with hwaccel %s.\n&quot;</span>, dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ae03ed8b14a9e341f1d8cc5fa37006656">name</a>,</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> av_hwdevice_get_type_name(dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ad5294ac2b414deacbe2aac7b9c8ba987">type</a>),</div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> av_hwdevice_get_type_name(ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#af577e45cb148e174ef437f3cbaa8b628">hwaccel_device_type</a>));</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <span class="keywordflow">return</span> AVERROR(EINVAL);</div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> }</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> }</div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> <span class="keywordflow">if</span> (ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a6c3473c28e30500adb3fa7886e6d7c3e">hwaccel_id</a> == <a class="code hl_enumvalue" href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205faf30c0c6c4434db4f22346cdcbd909a02">HWACCEL_AUTO</a>) {</div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> auto_device = 1;</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a6c3473c28e30500adb3fa7886e6d7c3e">hwaccel_id</a> == <a class="code hl_enumvalue" href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205fab96d67115af909300a442d76232c0362">HWACCEL_GENERIC</a>) {</div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> type = ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#af577e45cb148e174ef437f3cbaa8b628">hwaccel_device_type</a>;</div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a73e64183d7f408877039a977b84ab64d">hw_device_get_by_type</a>(type);</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> </div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> <span class="comment">// When &quot;-qsv_device device&quot; is used, an internal QSV device named</span></div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> <span class="comment">// as &quot;__qsv_device&quot; is created. Another QSV device is created too</span></div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> <span class="comment">// if &quot;-init_hw_device qsv=name:device&quot; is used. There are 2 QSV devices</span></div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> <span class="comment">// if both &quot;-qsv_device device&quot; and &quot;-init_hw_device qsv=name:device&quot;</span></div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> <span class="comment">// are used, hw_device_get_by_type(AV_HWDEVICE_TYPE_QSV) returns NULL.</span></div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> <span class="comment">// To keep back-compatibility with the removed ad-hoc libmfx setup code,</span></div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> <span class="comment">// call hw_device_get_by_name(&quot;__qsv_device&quot;) to select the internal QSV</span></div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> <span class="comment">// device.</span></div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> <span class="keywordflow">if</span> (!dev &amp;&amp; type == AV_HWDEVICE_TYPE_QSV)</div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a539c1a0fbb455ec027e6ecbabba11d3c">hw_device_get_by_name</a>(<span class="stringliteral">&quot;__qsv_device&quot;</span>);</div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> </div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> <span class="keywordflow">if</span> (!dev)</div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> err = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac2df78054133e8e90276b1d12af466da">hw_device_init_from_type</a>(type, NULL, &amp;dev);</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#aae07987d3556e3507f0bb2e6c451ec2a">hw_device_match_by_codec</a>(ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#aec71efef67656157f493555fddbbc1c9">dec</a>);</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> <span class="keywordflow">if</span> (!dev) {</div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> <span class="comment">// No device for this codec, but not using generic hwaccel</span></div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> <span class="comment">// and therefore may well not need one - ignore.</span></div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> }</div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> }</div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> }</div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> </div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> <span class="keywordflow">if</span> (auto_device) {</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> <span class="keywordtype">int</span> i;</div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> <span class="keywordflow">if</span> (!avcodec_get_hw_config(ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#aec71efef67656157f493555fddbbc1c9">dec</a>, 0)) {</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> <span class="comment">// Decoder does not support any hardware devices.</span></div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> }</div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> <span class="keywordflow">for</span> (i = 0; !dev; i++) {</div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> config = avcodec_get_hw_config(ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#aec71efef67656157f493555fddbbc1c9">dec</a>, i);</div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> <span class="keywordflow">if</span> (!config)</div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> type = config-&gt;device_type;</div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a73e64183d7f408877039a977b84ab64d">hw_device_get_by_type</a>(type);</div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> <span class="keywordflow">if</span> (dev) {</div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> av_log(NULL, AV_LOG_INFO, <span class="stringliteral">&quot;Using auto &quot;</span></div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> <span class="stringliteral">&quot;hwaccel type %s with existing device %s.\n&quot;</span>,</div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> av_hwdevice_get_type_name(type), dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ae03ed8b14a9e341f1d8cc5fa37006656">name</a>);</div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span> }</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> }</div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> <span class="keywordflow">for</span> (i = 0; !dev; i++) {</div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span> config = avcodec_get_hw_config(ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#aec71efef67656157f493555fddbbc1c9">dec</a>, i);</div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"> 425</span> <span class="keywordflow">if</span> (!config)</div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> type = config-&gt;device_type;</div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> <span class="comment">// Try to make a new device of this type.</span></div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> err = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac2df78054133e8e90276b1d12af466da">hw_device_init_from_type</a>(type, ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#ae48685e82826c6b5922014d47e2cb6bb">hwaccel_device</a>,</div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> &amp;dev);</div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> <span class="keywordflow">if</span> (err &lt; 0) {</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> <span class="comment">// Can&#39;t make a device of this type.</span></div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> <span class="keywordflow">continue</span>;</div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> }</div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> <span class="keywordflow">if</span> (ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#ae48685e82826c6b5922014d47e2cb6bb">hwaccel_device</a>) {</div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> av_log(NULL, AV_LOG_INFO, <span class="stringliteral">&quot;Using auto &quot;</span></div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> <span class="stringliteral">&quot;hwaccel type %s with new device created &quot;</span></div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> <span class="stringliteral">&quot;from %s.\n&quot;</span>, av_hwdevice_get_type_name(type),</div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span> ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#ae48685e82826c6b5922014d47e2cb6bb">hwaccel_device</a>);</div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span> av_log(NULL, AV_LOG_INFO, <span class="stringliteral">&quot;Using auto &quot;</span></div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"> 442</span> <span class="stringliteral">&quot;hwaccel type %s with new default device.\n&quot;</span>,</div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> av_hwdevice_get_type_name(type));</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> }</div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> }</div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> <span class="keywordflow">if</span> (dev) {</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#af577e45cb148e174ef437f3cbaa8b628">hwaccel_device_type</a> = type;</div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> av_log(NULL, AV_LOG_INFO, <span class="stringliteral">&quot;Auto hwaccel &quot;</span></div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> <span class="stringliteral">&quot;disabled: no device found.\n&quot;</span>);</div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a6c3473c28e30500adb3fa7886e6d7c3e">hwaccel_id</a> = <a class="code hl_enumvalue" href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205fa293989c77f66e42d7477243815670be6">HWACCEL_NONE</a>;</div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span> }</div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> }</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span> </div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> <span class="keywordflow">if</span> (!dev) {</div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> av_log(NULL, AV_LOG_ERROR, <span class="stringliteral">&quot;No device available &quot;</span></div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> <span class="stringliteral">&quot;for decoder: device type %s needed for codec %s.\n&quot;</span>,</div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> av_hwdevice_get_type_name(type), ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#aec71efef67656157f493555fddbbc1c9">dec</a>-&gt;name);</div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> <span class="keywordflow">return</span> err;</div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> }</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> </div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a550ceee60cb995b284b52962dcba6597">dec_ctx</a>-&gt;hw_device_ctx = av_buffer_ref(dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ac1615b160aa7dc0f2e314e04cea6aaf9">device_ref</a>);</div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> <span class="keywordflow">if</span> (!ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a550ceee60cb995b284b52962dcba6597">dec_ctx</a>-&gt;hw_device_ctx)</div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> <span class="keywordflow">return</span> AVERROR(ENOMEM);</div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> </div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span>}</div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> </div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"><a class="line" href="../../d7/db3/fftools__ffmpeg_8h.html#a01128ebf95f6a3b130f446b13b171c52"> 470</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a01128ebf95f6a3b130f446b13b171c52">hw_device_setup_for_encode</a>(<a class="code hl_struct" href="../../db/dde/struct_output_stream.html">OutputStream</a> *ost)</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span>{</div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> <span class="keyword">const</span> AVCodecHWConfig *config;</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *dev = NULL;</div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> AVBufferRef *frames_ref = NULL;</div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> <span class="keywordtype">int</span> i;</div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> </div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> <span class="keywordflow">if</span> (ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ad8926e7de923b3eeabd66770caacfe1e">filter</a>) {</div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> frames_ref = av_buffersink_get_hw_frames_ctx(ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ad8926e7de923b3eeabd66770caacfe1e">filter</a>-&gt;<a class="code hl_variable" href="../../d0/d0f/struct_output_filter.html#a52b3bac2e051f48e5eabbff6a227881c">filter</a>);</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> <span class="keywordflow">if</span> (frames_ref &amp;&amp;</div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> ((AVHWFramesContext*)frames_ref-&gt;data)-&gt;format ==</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;pix_fmt) {</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> <span class="comment">// Matching format, will try to use hw_frames_ctx.</span></div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> frames_ref = NULL;</div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span> }</div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> }</div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span> </div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> <span class="keywordflow">for</span> (i = 0;; i++) {</div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> config = avcodec_get_hw_config(ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;codec, i);</div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> <span class="keywordflow">if</span> (!config)</div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> </div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> <span class="keywordflow">if</span> (frames_ref &amp;&amp;</div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> config-&gt;methods &amp; AV_CODEC_HW_CONFIG_METHOD_HW_FRAMES_CTX &amp;&amp;</div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> (config-&gt;pix_fmt == AV_PIX_FMT_NONE ||</div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> config-&gt;pix_fmt == ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;pix_fmt)) {</div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span> av_log(ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>, AV_LOG_VERBOSE, <span class="stringliteral">&quot;Using input &quot;</span></div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span> <span class="stringliteral">&quot;frames context (format %s) with %s encoder.\n&quot;</span>,</div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> av_get_pix_fmt_name(ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;pix_fmt),</div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;codec-&gt;name);</div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;hw_frames_ctx = av_buffer_ref(frames_ref);</div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span> <span class="keywordflow">if</span> (!ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;hw_frames_ctx)</div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> <span class="keywordflow">return</span> AVERROR(ENOMEM);</div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> }</div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> </div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span> <span class="keywordflow">if</span> (!dev &amp;&amp;</div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> config-&gt;methods &amp; AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX)</div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> dev = <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a73e64183d7f408877039a977b84ab64d">hw_device_get_by_type</a>(config-&gt;device_type);</div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> }</div>
<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> </div>
<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> <span class="keywordflow">if</span> (dev) {</div>
<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> av_log(ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>, AV_LOG_VERBOSE, <span class="stringliteral">&quot;Using device %s &quot;</span></div>
<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span> <span class="stringliteral">&quot;(type %s) with %s encoder.\n&quot;</span>, dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ae03ed8b14a9e341f1d8cc5fa37006656">name</a>,</div>
<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> av_hwdevice_get_type_name(dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ad5294ac2b414deacbe2aac7b9c8ba987">type</a>), ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;codec-&gt;name);</div>
<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;hw_device_ctx = av_buffer_ref(dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ac1615b160aa7dc0f2e314e04cea6aaf9">device_ref</a>);</div>
<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> <span class="keywordflow">if</span> (!ost-&gt;<a class="code hl_variable" href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">enc_ctx</a>-&gt;hw_device_ctx)</div>
<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span> <span class="keywordflow">return</span> AVERROR(ENOMEM);</div>
<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> <span class="comment">// No device required, or no device available.</span></div>
<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> }</div>
<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span>}</div>
<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> </div>
<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"><a class="line" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a5a881e2fd908765c2df11400a6c0c7d9"> 525</a></span><span class="keyword">static</span> <span class="keywordtype">int</span> <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a5a881e2fd908765c2df11400a6c0c7d9">hwaccel_retrieve_data</a>(AVCodecContext *avctx, AVFrame *input)</div>
<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span>{</div>
<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> <a class="code hl_struct" href="../../d3/d6e/struct_input_stream.html">InputStream</a> *ist = avctx-&gt;opaque;</div>
<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> AVFrame *output = NULL;</div>
<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> <span class="keyword">enum</span> AVPixelFormat output_format = ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#a252184ceda81f2d65f63f0470b877bd4">hwaccel_output_format</a>;</div>
<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> <span class="keywordtype">int</span> err;</div>
<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> </div>
<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> <span class="keywordflow">if</span> (input-&gt;format == output_format) {</div>
<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"> 533</span> <span class="comment">// Nothing to do.</span></div>
<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> }</div>
<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> </div>
<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span> output = av_frame_alloc();</div>
<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span> <span class="keywordflow">if</span> (!output)</div>
<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span> <span class="keywordflow">return</span> AVERROR(ENOMEM);</div>
<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> </div>
<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> output-&gt;format = output_format;</div>
<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> </div>
<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> err = av_hwframe_transfer_data(output, input, 0);</div>
<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> <span class="keywordflow">if</span> (err &lt; 0) {</div>
<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> av_log(avctx, AV_LOG_ERROR, <span class="stringliteral">&quot;Failed to transfer data to &quot;</span></div>
<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> <span class="stringliteral">&quot;output frame: %d.\n&quot;</span>, err);</div>
<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> }</div>
<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> </div>
<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> err = av_frame_copy_props(output, input);</div>
<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> <span class="keywordflow">if</span> (err &lt; 0) {</div>
<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> av_frame_unref(output);</div>
<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> <span class="keywordflow">goto</span> fail;</div>
<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> }</div>
<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> </div>
<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> av_frame_unref(input);</div>
<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> av_frame_move_ref(input, output);</div>
<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> av_frame_free(&amp;output);</div>
<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> </div>
<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> </div>
<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span>fail:</div>
<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> av_frame_free(&amp;output);</div>
<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> <span class="keywordflow">return</span> err;</div>
<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span>}</div>
<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> </div>
<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"><a class="line" href="../../d7/db3/fftools__ffmpeg_8h.html#a518f7a9a1bd1b5544a39fdbd1d925663"> 567</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a518f7a9a1bd1b5544a39fdbd1d925663">hwaccel_decode_init</a>(AVCodecContext *avctx)</div>
<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span>{</div>
<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> <a class="code hl_struct" href="../../d3/d6e/struct_input_stream.html">InputStream</a> *ist = avctx-&gt;opaque;</div>
<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> </div>
<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> ist-&gt;<a class="code hl_variable" href="../../d3/d6e/struct_input_stream.html#ad983487b3e7c29f53bb3336190f14051">hwaccel_retrieve_data</a> = &amp;<a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a5a881e2fd908765c2df11400a6c0c7d9">hwaccel_retrieve_data</a>;</div>
<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> </div>
<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span>}</div>
<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> </div>
<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"><a class="line" href="../../d7/db3/fftools__ffmpeg_8h.html#a801831a4517a8db980bbf18c6db58cad"> 576</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a801831a4517a8db980bbf18c6db58cad">hw_device_setup_for_filter</a>(<a class="code hl_struct" href="../../d9/de7/struct_filter_graph.html">FilterGraph</a> *fg)</div>
<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span>{</div>
<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> <a class="code hl_struct" href="../../de/dc7/struct_h_w_device.html">HWDevice</a> *dev;</div>
<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> <span class="keywordtype">int</span> i;</div>
<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> </div>
<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> <span class="comment">// Pick the last hardware device if the user doesn&#39;t pick the device for</span></div>
<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> <span class="comment">// filters explicitly with the filter_hw_device option.</span></div>
<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d7/db3/fftools__ffmpeg_8h.html#ab91a5aa23dd763d88ff7cfedeadca8a4">filter_hw_device</a>)</div>
<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> dev = <a class="code hl_variable" href="../../d7/db3/fftools__ffmpeg_8h.html#ab91a5aa23dd763d88ff7cfedeadca8a4">filter_hw_device</a>;</div>
<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a> &gt; 0) {</div>
<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> dev = <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a>[<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a> - 1];</div>
<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> </div>
<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a> &gt; 1)</div>
<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> av_log(NULL, AV_LOG_WARNING, <span class="stringliteral">&quot;There are %d hardware devices. device &quot;</span></div>
<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> <span class="stringliteral">&quot;%s of type %s is picked for filters by default. Set hardware &quot;</span></div>
<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> <span class="stringliteral">&quot;device explicitly with the filter_hw_device option if device &quot;</span></div>
<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> <span class="stringliteral">&quot;%s is not usable for filters.\n&quot;</span>,</div>
<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> <a class="code hl_variable" href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a>, dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ae03ed8b14a9e341f1d8cc5fa37006656">name</a>,</div>
<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> av_hwdevice_get_type_name(dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ad5294ac2b414deacbe2aac7b9c8ba987">type</a>), dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ae03ed8b14a9e341f1d8cc5fa37006656">name</a>);</div>
<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> } <span class="keywordflow">else</span></div>
<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> dev = NULL;</div>
<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> </div>
<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> <span class="keywordflow">if</span> (dev) {</div>
<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> <span class="keywordflow">for</span> (i = 0; i &lt; fg-&gt;<a class="code hl_variable" href="../../d9/de7/struct_filter_graph.html#ae222203d54c99d90f4308f5fd2285ee5">graph</a>-&gt;nb_filters; i++) {</div>
<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> fg-&gt;<a class="code hl_variable" href="../../d9/de7/struct_filter_graph.html#ae222203d54c99d90f4308f5fd2285ee5">graph</a>-&gt;filters[i]-&gt;hw_device_ctx =</div>
<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> av_buffer_ref(dev-&gt;<a class="code hl_variable" href="../../de/dc7/struct_h_w_device.html#ac1615b160aa7dc0f2e314e04cea6aaf9">device_ref</a>);</div>
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> <span class="keywordflow">if</span> (!fg-&gt;<a class="code hl_variable" href="../../d9/de7/struct_filter_graph.html#ae222203d54c99d90f4308f5fd2285ee5">graph</a>-&gt;filters[i]-&gt;hw_device_ctx)</div>
<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> <span class="keywordflow">return</span> AVERROR(ENOMEM);</div>
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> }</div>
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> }</div>
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> </div>
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> <span class="keywordflow">return</span> 0;</div>
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span>}</div>
<div class="ttc" id="afftools__ffmpeg_8h_html"><div class="ttname"><a href="../../d7/db3/fftools__ffmpeg_8h.html">fftools_ffmpeg.h</a></div></div>
<div class="ttc" id="afftools__ffmpeg_8h_html_a0804b6530666fd8d5f4e4193ee1d205fa293989c77f66e42d7477243815670be6"><div class="ttname"><a href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205fa293989c77f66e42d7477243815670be6">HWACCEL_NONE</a></div><div class="ttdeci">@ HWACCEL_NONE</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00119">fftools_ffmpeg.h:119</a></div></div>
<div class="ttc" id="afftools__ffmpeg_8h_html_a0804b6530666fd8d5f4e4193ee1d205fab96d67115af909300a442d76232c0362"><div class="ttname"><a href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205fab96d67115af909300a442d76232c0362">HWACCEL_GENERIC</a></div><div class="ttdeci">@ HWACCEL_GENERIC</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00121">fftools_ffmpeg.h:121</a></div></div>
<div class="ttc" id="afftools__ffmpeg_8h_html_a0804b6530666fd8d5f4e4193ee1d205faf30c0c6c4434db4f22346cdcbd909a02"><div class="ttname"><a href="../../d7/db3/fftools__ffmpeg_8h.html#a0804b6530666fd8d5f4e4193ee1d205faf30c0c6c4434db4f22346cdcbd909a02">HWACCEL_AUTO</a></div><div class="ttdeci">@ HWACCEL_AUTO</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00120">fftools_ffmpeg.h:120</a></div></div>
<div class="ttc" id="afftools__ffmpeg_8h_html_ab91a5aa23dd763d88ff7cfedeadca8a4"><div class="ttname"><a href="../../d7/db3/fftools__ffmpeg_8h.html#ab91a5aa23dd763d88ff7cfedeadca8a4">filter_hw_device</a></div><div class="ttdeci">__thread HWDevice * filter_hw_device</div><div class="ttdef"><b>Definition</b> <a href="../../da/d66/fftools__ffmpeg__opt_8c_source.html#l00103">fftools_ffmpeg_opt.c:103</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a01128ebf95f6a3b130f446b13b171c52"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a01128ebf95f6a3b130f446b13b171c52">hw_device_setup_for_encode</a></div><div class="ttdeci">int hw_device_setup_for_encode(OutputStream *ost)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00470">fftools_ffmpeg_hw.c:470</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a3fdd5667b2f22f69baa2f711b13537fb"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a3fdd5667b2f22f69baa2f711b13537fb">hw_device_init_from_string</a></div><div class="ttdeci">int hw_device_init_from_string(const char *arg, HWDevice **dev_out)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00119">fftools_ffmpeg_hw.c:119</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a518f7a9a1bd1b5544a39fdbd1d925663"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a518f7a9a1bd1b5544a39fdbd1d925663">hwaccel_decode_init</a></div><div class="ttdeci">int hwaccel_decode_init(AVCodecContext *avctx)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00567">fftools_ffmpeg_hw.c:567</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a539c1a0fbb455ec027e6ecbabba11d3c"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a539c1a0fbb455ec027e6ecbabba11d3c">hw_device_get_by_name</a></div><div class="ttdeci">HWDevice * hw_device_get_by_name(const char *name)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00069">fftools_ffmpeg_hw.c:69</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a5a881e2fd908765c2df11400a6c0c7d9"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a5a881e2fd908765c2df11400a6c0c7d9">hwaccel_retrieve_data</a></div><div class="ttdeci">static int hwaccel_retrieve_data(AVCodecContext *avctx, AVFrame *input)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00525">fftools_ffmpeg_hw.c:525</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a73e64183d7f408877039a977b84ab64d"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a73e64183d7f408877039a977b84ab64d">hw_device_get_by_type</a></div><div class="ttdeci">static HWDevice * hw_device_get_by_type(enum AVHWDeviceType type)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00055">fftools_ffmpeg_hw.c:55</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a77e8d12a4bdb9110a2d815b9aa5f8d02"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a77e8d12a4bdb9110a2d815b9aa5f8d02">hw_device_setup_for_decode</a></div><div class="ttdeci">int hw_device_setup_for_decode(InputStream *ist)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00342">fftools_ffmpeg_hw.c:342</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a7b352c0afc44da703891d7538bbcf737"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a7b352c0afc44da703891d7538bbcf737">hw_device_free_all</a></div><div class="ttdeci">void hw_device_free_all(void)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00313">fftools_ffmpeg_hw.c:313</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_a801831a4517a8db980bbf18c6db58cad"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#a801831a4517a8db980bbf18c6db58cad">hw_device_setup_for_filter</a></div><div class="ttdeci">int hw_device_setup_for_filter(FilterGraph *fg)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00576">fftools_ffmpeg_hw.c:576</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_aae07987d3556e3507f0bb2e6c451ec2a"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#aae07987d3556e3507f0bb2e6c451ec2a">hw_device_match_by_codec</a></div><div class="ttdeci">static HWDevice * hw_device_match_by_codec(const AVCodec *codec)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00325">fftools_ffmpeg_hw.c:325</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_ac2df78054133e8e90276b1d12af466da"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac2df78054133e8e90276b1d12af466da">hw_device_init_from_type</a></div><div class="ttdeci">static int hw_device_init_from_type(enum AVHWDeviceType type, const char *device, HWDevice **dev_out)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00270">fftools_ffmpeg_hw.c:270</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_ac41be9b83ff337fa57579c8b804aad49"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ac41be9b83ff337fa57579c8b804aad49">hw_device_add</a></div><div class="ttdeci">static HWDevice * hw_device_add(void)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00079">fftools_ffmpeg_hw.c:79</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_acea1bac2a399307791945b15467b1f75"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#acea1bac2a399307791945b15467b1f75">nb_hw_devices</a></div><div class="ttdeci">__thread int nb_hw_devices</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00052">fftools_ffmpeg_hw.c:52</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_ad66ab6371d9721a18af13707d8b2735c"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#ad66ab6371d9721a18af13707d8b2735c">hw_devices</a></div><div class="ttdeci">__thread HWDevice ** hw_devices</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00053">fftools_ffmpeg_hw.c:53</a></div></div>
<div class="ttc" id="afftools__ffmpeg__hw_8c_html_afd7a9c296e273f36897b0f4607b896a0"><div class="ttname"><a href="../../d1/dba/fftools__ffmpeg__hw_8c.html#afd7a9c296e273f36897b0f4607b896a0">hw_device_default_name</a></div><div class="ttdeci">static char * hw_device_default_name(enum AVHWDeviceType type)</div><div class="ttdef"><b>Definition</b> <a href="../../d1/dba/fftools__ffmpeg__hw_8c_source.html#l00094">fftools_ffmpeg_hw.c:94</a></div></div>
<div class="ttc" id="astruct_filter_graph_html"><div class="ttname"><a href="../../d9/de7/struct_filter_graph.html">FilterGraph</a></div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00368">fftools_ffmpeg.h:368</a></div></div>
<div class="ttc" id="astruct_filter_graph_html_ae222203d54c99d90f4308f5fd2285ee5"><div class="ttname"><a href="../../d9/de7/struct_filter_graph.html#ae222203d54c99d90f4308f5fd2285ee5">FilterGraph::graph</a></div><div class="ttdeci">AVFilterGraph * graph</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00372">fftools_ffmpeg.h:372</a></div></div>
<div class="ttc" id="astruct_h_w_device_html"><div class="ttname"><a href="../../de/dc7/struct_h_w_device.html">HWDevice</a></div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00124">fftools_ffmpeg.h:124</a></div></div>
<div class="ttc" id="astruct_h_w_device_html_ac1615b160aa7dc0f2e314e04cea6aaf9"><div class="ttname"><a href="../../de/dc7/struct_h_w_device.html#ac1615b160aa7dc0f2e314e04cea6aaf9">HWDevice::device_ref</a></div><div class="ttdeci">AVBufferRef * device_ref</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00127">fftools_ffmpeg.h:127</a></div></div>
<div class="ttc" id="astruct_h_w_device_html_ad5294ac2b414deacbe2aac7b9c8ba987"><div class="ttname"><a href="../../de/dc7/struct_h_w_device.html#ad5294ac2b414deacbe2aac7b9c8ba987">HWDevice::type</a></div><div class="ttdeci">enum AVHWDeviceType type</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00126">fftools_ffmpeg.h:126</a></div></div>
<div class="ttc" id="astruct_h_w_device_html_ae03ed8b14a9e341f1d8cc5fa37006656"><div class="ttname"><a href="../../de/dc7/struct_h_w_device.html#ae03ed8b14a9e341f1d8cc5fa37006656">HWDevice::name</a></div><div class="ttdeci">const char * name</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00125">fftools_ffmpeg.h:125</a></div></div>
<div class="ttc" id="astruct_input_stream_html"><div class="ttname"><a href="../../d3/d6e/struct_input_stream.html">InputStream</a></div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00384">fftools_ffmpeg.h:384</a></div></div>
<div class="ttc" id="astruct_input_stream_html_a252184ceda81f2d65f63f0470b877bd4"><div class="ttname"><a href="../../d3/d6e/struct_input_stream.html#a252184ceda81f2d65f63f0470b877bd4">InputStream::hwaccel_output_format</a></div><div class="ttdeci">enum AVPixelFormat hwaccel_output_format</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00474">fftools_ffmpeg.h:474</a></div></div>
<div class="ttc" id="astruct_input_stream_html_a550ceee60cb995b284b52962dcba6597"><div class="ttname"><a href="../../d3/d6e/struct_input_stream.html#a550ceee60cb995b284b52962dcba6597">InputStream::dec_ctx</a></div><div class="ttdeci">AVCodecContext * dec_ctx</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00402">fftools_ffmpeg.h:402</a></div></div>
<div class="ttc" id="astruct_input_stream_html_a6c3473c28e30500adb3fa7886e6d7c3e"><div class="ttname"><a href="../../d3/d6e/struct_input_stream.html#a6c3473c28e30500adb3fa7886e6d7c3e">InputStream::hwaccel_id</a></div><div class="ttdeci">enum HWAccelID hwaccel_id</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00471">fftools_ffmpeg.h:471</a></div></div>
<div class="ttc" id="astruct_input_stream_html_ad983487b3e7c29f53bb3336190f14051"><div class="ttname"><a href="../../d3/d6e/struct_input_stream.html#ad983487b3e7c29f53bb3336190f14051">InputStream::hwaccel_retrieve_data</a></div><div class="ttdeci">int(* hwaccel_retrieve_data)(AVCodecContext *s, AVFrame *frame)</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00476">fftools_ffmpeg.h:476</a></div></div>
<div class="ttc" id="astruct_input_stream_html_ae48685e82826c6b5922014d47e2cb6bb"><div class="ttname"><a href="../../d3/d6e/struct_input_stream.html#ae48685e82826c6b5922014d47e2cb6bb">InputStream::hwaccel_device</a></div><div class="ttdeci">char * hwaccel_device</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00473">fftools_ffmpeg.h:473</a></div></div>
<div class="ttc" id="astruct_input_stream_html_aec71efef67656157f493555fddbbc1c9"><div class="ttname"><a href="../../d3/d6e/struct_input_stream.html#aec71efef67656157f493555fddbbc1c9">InputStream::dec</a></div><div class="ttdeci">const AVCodec * dec</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00403">fftools_ffmpeg.h:403</a></div></div>
<div class="ttc" id="astruct_input_stream_html_af577e45cb148e174ef437f3cbaa8b628"><div class="ttname"><a href="../../d3/d6e/struct_input_stream.html#af577e45cb148e174ef437f3cbaa8b628">InputStream::hwaccel_device_type</a></div><div class="ttdeci">enum AVHWDeviceType hwaccel_device_type</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00472">fftools_ffmpeg.h:472</a></div></div>
<div class="ttc" id="astruct_output_filter_html_a52b3bac2e051f48e5eabbff6a227881c"><div class="ttname"><a href="../../d0/d0f/struct_output_filter.html#a52b3bac2e051f48e5eabbff6a227881c">OutputFilter::filter</a></div><div class="ttdeci">AVFilterContext * filter</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00345">fftools_ffmpeg.h:345</a></div></div>
<div class="ttc" id="astruct_output_stream_html"><div class="ttname"><a href="../../db/dde/struct_output_stream.html">OutputStream</a></div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00611">fftools_ffmpeg.h:611</a></div></div>
<div class="ttc" id="astruct_output_stream_html_ab7b674f9a0c60e3e02526d560a83f583"><div class="ttname"><a href="../../db/dde/struct_output_stream.html#ab7b674f9a0c60e3e02526d560a83f583">OutputStream::enc_ctx</a></div><div class="ttdeci">AVCodecContext * enc_ctx</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00642">fftools_ffmpeg.h:642</a></div></div>
<div class="ttc" id="astruct_output_stream_html_ad8926e7de923b3eeabd66770caacfe1e"><div class="ttname"><a href="../../db/dde/struct_output_stream.html#ad8926e7de923b3eeabd66770caacfe1e">OutputStream::filter</a></div><div class="ttdeci">OutputFilter * filter</div><div class="ttdef"><b>Definition</b> <a href="../../d7/db3/fftools__ffmpeg_8h_source.html#l00680">fftools_ffmpeg.h:680</a></div></div>
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