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<div class="title">libavutil/stereo3d.h File Reference</div> </div>
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<div class="textblock"><code>#include <stdint.h></code><br/>
<code>#include "<a class="el" href="frame_8h_source.html">frame.h</a>"</code><br/>
</div>
<p><a href="stereo3d_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="structAVStereo3D.html">AVStereo3D</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Stereo 3D type: this structure describes how two videos are packed within a single video surface, with additional information as needed. <a href="structAVStereo3D.html#details">More...</a><br/></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="stereo3d_8h.html#a5cca86880e9be72c89bca1c7a41eec99">AV_STEREO3D_FLAG_INVERT</a>   (1 << 0)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Inverted views, Right/Bottom represents the left view. <a href="#a5cca86880e9be72c89bca1c7a41eec99"></a><br/></td></tr>
<tr><td colspan="2"><h2><a name="enum-members"></a>
Enumerations</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum  </td><td class="memItemRight" valign="bottom"><a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6">AVStereo3DType</a> { <br/>
  <a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6a276701c16077443c9526dd28da8001a7">AV_STEREO3D_2D</a>,
<a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6aaa1ee993fc27f99269c536c51b0b5f3c">AV_STEREO3D_SIDEBYSIDE</a>,
<a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6a4cf21029b6e5aa28bf53fbd9740443c9">AV_STEREO3D_TOPBOTTOM</a>,
<a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6aa23e3e6b40107100e62fa16ea536aa07">AV_STEREO3D_FRAMESEQUENCE</a>,
<br/>
  <a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6a29a4a89f56c46999741e394e2019b221">AV_STEREO3D_CHECKERBOARD</a>,
<a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6a6176782f4b7b21776faf6738baa520e2">AV_STEREO3D_SIDEBYSIDE_QUINCUNX</a>,
<a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6a23d62b9a67d4a99d745eb9bebcfd2b3e">AV_STEREO3D_LINES</a>,
<a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6a1ea7966fe2696b13348a3cf0544e3caa">AV_STEREO3D_COLUMNS</a>
<br/>
}</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">List of possible 3D Types. <a href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6">More...</a><br/></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="structAVStereo3D.html">AVStereo3D</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="stereo3d_8h.html#a4c647cd938e0919c6b8cd31244343561">av_stereo3d_alloc</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Allocate an <a class="el" href="structAVStereo3D.html" title="Stereo 3D type: this structure describes how two videos are packed within a single video surface...">AVStereo3D</a> structure and set its fields to default values. <a href="#a4c647cd938e0919c6b8cd31244343561"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structAVStereo3D.html">AVStereo3D</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="stereo3d_8h.html#a9401b2d2cbd0c0988b1cdde6c88f6e6b">av_stereo3d_create_side_data</a> (<a class="el" href="structAVFrame.html">AVFrame</a> *<a class="el" href="extract__mvs_8c.html#ad7d33d579a8d4241a5e643e39287a209">frame</a>)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Allocate a complete <a class="el" href="structAVFrameSideData.html" title="Structure to hold side data for an AVFrame.">AVFrameSideData</a> and add it to the frame. <a href="#a9401b2d2cbd0c0988b1cdde6c88f6e6b"></a><br/></td></tr>
</table>
<hr/><h2>Define Documentation</h2>
<a class="anchor" id="a5cca86880e9be72c89bca1c7a41eec99"></a><!-- doxytag: member="stereo3d.h::AV_STEREO3D_FLAG_INVERT" ref="a5cca86880e9be72c89bca1c7a41eec99" args="" -->
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<td class="memname">#define <a class="el" href="stereo3d_8h.html#a5cca86880e9be72c89bca1c7a41eec99">AV_STEREO3D_FLAG_INVERT</a>   (1 << 0)</td>
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<div class="memdoc">
<p>Inverted views, Right/Bottom represents the left view. </p>
<p>Definition at line <a class="el" href="stereo3d_8h_source.html#l00114">114</a> of file <a class="el" href="stereo3d_8h_source.html">stereo3d.h</a>.</p>
</div>
</div>
<hr/><h2>Enumeration Type Documentation</h2>
<a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6"></a><!-- doxytag: member="stereo3d.h::AVStereo3DType" ref="a12fe9672eeaeb8980960faa96d2fcee6" args="" -->
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<td class="memname">enum <a class="el" href="stereo3d_8h.html#a12fe9672eeaeb8980960faa96d2fcee6">AVStereo3DType</a></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>List of possible 3D Types. </p>
<dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6a276701c16077443c9526dd28da8001a7"></a><!-- doxytag: member="AV_STEREO3D_2D" ref="a12fe9672eeaeb8980960faa96d2fcee6a276701c16077443c9526dd28da8001a7" args="" -->AV_STEREO3D_2D</em> </td><td>
<p>Video is not stereoscopic (and metadata has to be there). </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6aaa1ee993fc27f99269c536c51b0b5f3c"></a><!-- doxytag: member="AV_STEREO3D_SIDEBYSIDE" ref="a12fe9672eeaeb8980960faa96d2fcee6aaa1ee993fc27f99269c536c51b0b5f3c" args="" -->AV_STEREO3D_SIDEBYSIDE</em> </td><td>
<p>Views are next to each other. </p>
<p>LLLLRRRR LLLLRRRR LLLLRRRR ... </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6a4cf21029b6e5aa28bf53fbd9740443c9"></a><!-- doxytag: member="AV_STEREO3D_TOPBOTTOM" ref="a12fe9672eeaeb8980960faa96d2fcee6a4cf21029b6e5aa28bf53fbd9740443c9" args="" -->AV_STEREO3D_TOPBOTTOM</em> </td><td>
<p>Views are on top of each other. </p>
<p>LLLLLLLL LLLLLLLL RRRRRRRR RRRRRRRR </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6aa23e3e6b40107100e62fa16ea536aa07"></a><!-- doxytag: member="AV_STEREO3D_FRAMESEQUENCE" ref="a12fe9672eeaeb8980960faa96d2fcee6aa23e3e6b40107100e62fa16ea536aa07" args="" -->AV_STEREO3D_FRAMESEQUENCE</em> </td><td>
<p>Views are alternated temporally. </p>
<p>frame0 frame1 frame2 ... LLLLLLLL RRRRRRRR LLLLLLLL LLLLLLLL RRRRRRRR LLLLLLLL LLLLLLLL RRRRRRRR LLLLLLLL ... ... ... </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6a29a4a89f56c46999741e394e2019b221"></a><!-- doxytag: member="AV_STEREO3D_CHECKERBOARD" ref="a12fe9672eeaeb8980960faa96d2fcee6a29a4a89f56c46999741e394e2019b221" args="" -->AV_STEREO3D_CHECKERBOARD</em> </td><td>
<p>Views are packed in a checkerboard-like structure per pixel. </p>
<p>LRLRLRLR RLRLRLRL LRLRLRLR ... </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6a6176782f4b7b21776faf6738baa520e2"></a><!-- doxytag: member="AV_STEREO3D_SIDEBYSIDE_QUINCUNX" ref="a12fe9672eeaeb8980960faa96d2fcee6a6176782f4b7b21776faf6738baa520e2" args="" -->AV_STEREO3D_SIDEBYSIDE_QUINCUNX</em> </td><td>
<p>Views are next to each other, but when upscaling apply a checkerboard pattern. </p>
<p>LLLLRRRR L L L L R R R R LLLLRRRR => L L L L R R R R LLLLRRRR L L L L R R R R LLLLRRRR L L L L R R R R </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6a23d62b9a67d4a99d745eb9bebcfd2b3e"></a><!-- doxytag: member="AV_STEREO3D_LINES" ref="a12fe9672eeaeb8980960faa96d2fcee6a23d62b9a67d4a99d745eb9bebcfd2b3e" args="" -->AV_STEREO3D_LINES</em> </td><td>
<p>Views are packed per line, as if interlaced. </p>
<p>LLLLLLLL RRRRRRRR LLLLLLLL ... </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="a12fe9672eeaeb8980960faa96d2fcee6a1ea7966fe2696b13348a3cf0544e3caa"></a><!-- doxytag: member="AV_STEREO3D_COLUMNS" ref="a12fe9672eeaeb8980960faa96d2fcee6a1ea7966fe2696b13348a3cf0544e3caa" args="" -->AV_STEREO3D_COLUMNS</em> </td><td>
<p>Views are packed per column. </p>
<p>LRLRLRLR LRLRLRLR LRLRLRLR ... </p>
</td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="stereo3d_8h_source.html#l00031">31</a> of file <a class="el" href="stereo3d_8h_source.html">stereo3d.h</a>.</p>
</div>
</div>
<hr/><h2>Function Documentation</h2>
<a class="anchor" id="a4c647cd938e0919c6b8cd31244343561"></a><!-- doxytag: member="stereo3d.h::av_stereo3d_alloc" ref="a4c647cd938e0919c6b8cd31244343561" args="(void)" -->
<div class="memitem">
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<table class="memname">
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<td class="memname"><a class="el" href="structAVStereo3D.html">AVStereo3D</a>* <a class="el" href="stereo3d_8h.html#a4c647cd938e0919c6b8cd31244343561">av_stereo3d_alloc</a> </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Allocate an <a class="el" href="structAVStereo3D.html" title="Stereo 3D type: this structure describes how two videos are packed within a single video surface...">AVStereo3D</a> structure and set its fields to default values. </p>
<p>The resulting struct can be freed using <a class="el" href="group__lavu__mem.html#ga0cc84043ea2167ad005c86e11d0bcdba" title="Free a memory block which has been allocated with av_malloc(z)() or av_realloc() and set the pointer ...">av_freep()</a>.</p>
<dl class="return"><dt><b>Returns:</b></dt><dd>An <a class="el" href="structAVStereo3D.html" title="Stereo 3D type: this structure describes how two videos are packed within a single video surface...">AVStereo3D</a> filled with default values or NULL on failure. </dd></dl>
</div>
</div>
<a class="anchor" id="a9401b2d2cbd0c0988b1cdde6c88f6e6b"></a><!-- doxytag: member="stereo3d.h::av_stereo3d_create_side_data" ref="a9401b2d2cbd0c0988b1cdde6c88f6e6b" args="(AVFrame *frame)" -->
<div class="memitem">
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<td class="memname"><a class="el" href="structAVStereo3D.html">AVStereo3D</a>* <a class="el" href="stereo3d_8h.html#a9401b2d2cbd0c0988b1cdde6c88f6e6b">av_stereo3d_create_side_data</a> </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structAVFrame.html">AVFrame</a> * </td>
<td class="paramname"><em>frame</em></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Allocate a complete <a class="el" href="structAVFrameSideData.html" title="Structure to hold side data for an AVFrame.">AVFrameSideData</a> and add it to the frame. </p>
<dl class="params"><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">frame</td><td>The frame which side data is added to.</td></tr>
</table>
</dd>
</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>The <a class="el" href="structAVStereo3D.html" title="Stereo 3D type: this structure describes how two videos are packed within a single video surface...">AVStereo3D</a> structure to be filled by caller. </dd></dl>
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