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 <span id="projectnumber">2.7.1</span>
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<div class="title">libavcodec/dv_profile.h File Reference</div> </div>
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<div class="textblock"><code>#include <stdint.h></code><br/>
<code>#include "<a class="el" href="pixfmt_8h_source.html">libavutil/pixfmt.h</a>"</code><br/>
<code>#include "<a class="el" href="rational_8h_source.html">libavutil/rational.h</a>"</code><br/>
<code>#include "<a class="el" href="libavcodec_2avcodec_8h_source.html">avcodec.h</a>"</code><br/>
</div>
<p><a href="dv__profile_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVDVProfile.html">AVDVProfile</a></td></tr>
<tr><td colspan="2"><h2><a name="define-members"></a>
Defines</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="dv__profile_8h.html#ac1a05e6c2c38695c86f958a310c679c2">DV_PROFILE_BYTES</a>   (6 * 80) /* 6 DIF blocks */</td></tr>
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> const <br class="typebreak"/>
<a class="el" href="structAVDVProfile.html">AVDVProfile</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="dv__profile_8h.html#a87df4f4db42c8cddaeacc333f5a551e0">avpriv_dv_frame_profile2</a> (<a class="el" href="structAVCodecContext.html">AVCodecContext</a> *codec, const <a class="el" href="structAVDVProfile.html">AVDVProfile</a> *sys, const uint8_t *<a class="el" href="extract__mvs_8c.html#ad7d33d579a8d4241a5e643e39287a209">frame</a>, unsigned buf_size)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="structAVDVProfile.html">AVDVProfile</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="dv__profile_8h.html#a2b14cf1ed2d0416677b300e1f8410ee4">av_dv_frame_profile</a> (const <a class="el" href="structAVDVProfile.html">AVDVProfile</a> *sys, const uint8_t *<a class="el" href="extract__mvs_8c.html#ad7d33d579a8d4241a5e643e39287a209">frame</a>, unsigned buf_size)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a DV profile for the provided compressed frame. <a href="#a2b14cf1ed2d0416677b300e1f8410ee4"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="structAVDVProfile.html">AVDVProfile</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="dv__profile_8h.html#ac0ce11afd1cbfcf0365a56eef2f374c5">av_dv_codec_profile</a> (int <a class="el" href="demuxing__decoding_8c.html#a2474a5474cbff19523a51eb1de01cda4">width</a>, int <a class="el" href="demuxing__decoding_8c.html#ad12fc34ce789bce6c8a05d8a17138534">height</a>, enum <a class="el" href="pixfmt_8h.html#a9a8e335cf3be472042bc9f0cf80cd4c5">AVPixelFormat</a> <a class="el" href="demuxing__decoding_8c.html#a7331e302ea7bb48e0b605a069576e135">pix_fmt</a>)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a DV profile for the provided stream parameters. <a href="#ac0ce11afd1cbfcf0365a56eef2f374c5"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="structAVDVProfile.html">AVDVProfile</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="dv__profile_8h.html#a6e6b2532a302003fcd0c35694867eb32">av_dv_codec_profile2</a> (int <a class="el" href="demuxing__decoding_8c.html#a2474a5474cbff19523a51eb1de01cda4">width</a>, int <a class="el" href="demuxing__decoding_8c.html#ad12fc34ce789bce6c8a05d8a17138534">height</a>, enum <a class="el" href="pixfmt_8h.html#a9a8e335cf3be472042bc9f0cf80cd4c5">AVPixelFormat</a> <a class="el" href="demuxing__decoding_8c.html#a7331e302ea7bb48e0b605a069576e135">pix_fmt</a>, <a class="el" href="structAVRational.html">AVRational</a> frame_rate)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get a DV profile for the provided stream parameters. <a href="#a6e6b2532a302003fcd0c35694867eb32"></a><br/></td></tr>
</table>
<hr/><h2>Define Documentation</h2>
<a class="anchor" id="ac1a05e6c2c38695c86f958a310c679c2"></a><!-- doxytag: member="dv_profile.h::DV_PROFILE_BYTES" ref="ac1a05e6c2c38695c86f958a310c679c2" args="" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">#define <a class="el" href="dv__profile_8h.html#ac1a05e6c2c38695c86f958a310c679c2">DV_PROFILE_BYTES</a>   (6 * 80) /* 6 DIF blocks */</td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Definition at line <a class="el" href="dv__profile_8h_source.html#l00030">30</a> of file <a class="el" href="dv__profile_8h_source.html">dv_profile.h</a>.</p>
</div>
</div>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="a87df4f4db42c8cddaeacc333f5a551e0"></a><!-- doxytag: member="dv_profile.h::avpriv_dv_frame_profile2" ref="a87df4f4db42c8cddaeacc333f5a551e0" args="(AVCodecContext *codec, const AVDVProfile *sys, const uint8_t *frame, unsigned buf_size)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="attributes_8h.html#aa6d076561d3a9eea4729ee632652de02">attribute_deprecated</a> const <a class="el" href="structAVDVProfile.html">AVDVProfile</a>* <a class="el" href="dv__profile_8h.html#a87df4f4db42c8cddaeacc333f5a551e0">avpriv_dv_frame_profile2</a> </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structAVCodecContext.html">AVCodecContext</a> * </td>
<td class="paramname"><em>codec</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="structAVDVProfile.html">AVDVProfile</a> * </td>
<td class="paramname"><em>sys</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint8_t * </td>
<td class="paramname"><em>frame</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned </td>
<td class="paramname"><em>buf_size</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<dl class="deprecated"><dt><b><a class="el" href="deprecated.html#_deprecated000045">Deprecated:</a></b></dt><dd>use <a class="el" href="dv__profile_8h.html#a2b14cf1ed2d0416677b300e1f8410ee4" title="Get a DV profile for the provided compressed frame.">av_dv_frame_profile()</a> </dd></dl>
</div>
</div>
<a class="anchor" id="a2b14cf1ed2d0416677b300e1f8410ee4"></a><!-- doxytag: member="dv_profile.h::av_dv_frame_profile" ref="a2b14cf1ed2d0416677b300e1f8410ee4" args="(const AVDVProfile *sys, const uint8_t *frame, unsigned buf_size)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">const <a class="el" href="structAVDVProfile.html">AVDVProfile</a>* <a class="el" href="dv__profile_8h.html#a2b14cf1ed2d0416677b300e1f8410ee4">av_dv_frame_profile</a> </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="structAVDVProfile.html">AVDVProfile</a> * </td>
<td class="paramname"><em>sys</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const uint8_t * </td>
<td class="paramname"><em>frame</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned </td>
<td class="paramname"><em>buf_size</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Get a DV profile for the provided compressed frame. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">sys</td><td>the profile used for the previous frame, may be NULL </td></tr>
<tr><td class="paramname">frame</td><td>the compressed data buffer </td></tr>
<tr><td class="paramname">buf_size</td><td>size of the buffer in bytes </td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>the DV profile for the supplied data or NULL on failure </dd></dl>
</div>
</div>
<a class="anchor" id="ac0ce11afd1cbfcf0365a56eef2f374c5"></a><!-- doxytag: member="dv_profile.h::av_dv_codec_profile" ref="ac0ce11afd1cbfcf0365a56eef2f374c5" args="(int width, int height, enum AVPixelFormat pix_fmt)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">const <a class="el" href="structAVDVProfile.html">AVDVProfile</a>* <a class="el" href="dv__profile_8h.html#ac0ce11afd1cbfcf0365a56eef2f374c5">av_dv_codec_profile</a> </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>width</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>height</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">enum <a class="el" href="pixfmt_8h.html#a9a8e335cf3be472042bc9f0cf80cd4c5">AVPixelFormat</a> </td>
<td class="paramname"><em>pix_fmt</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Get a DV profile for the provided stream parameters. </p>
</div>
</div>
<a class="anchor" id="a6e6b2532a302003fcd0c35694867eb32"></a><!-- doxytag: member="dv_profile.h::av_dv_codec_profile2" ref="a6e6b2532a302003fcd0c35694867eb32" args="(int width, int height, enum AVPixelFormat pix_fmt, AVRational frame_rate)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">const <a class="el" href="structAVDVProfile.html">AVDVProfile</a>* <a class="el" href="dv__profile_8h.html#a6e6b2532a302003fcd0c35694867eb32">av_dv_codec_profile2</a> </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>width</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>height</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">enum <a class="el" href="pixfmt_8h.html#a9a8e335cf3be472042bc9f0cf80cd4c5">AVPixelFormat</a> </td>
<td class="paramname"><em>pix_fmt</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structAVRational.html">AVRational</a> </td>
<td class="paramname"><em>frame_rate</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Get a DV profile for the provided stream parameters. </p>
<p>The frame rate is used as a best-effort parameter. </p>
</div>
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