Why Gemfury?
Push, build, and install
RubyGems
npm packages
Python packages
Maven artifacts
PHP packages
Go Modules
Debian packages
RPM packages
NuGet packages
showbox-public-14
showbox-public-14 / ffmpeg-doc deb
Repository URL to install this package:
|
Version:
8:3.0.2-1ubuntu3 ▾
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.6"/>
<title>FFmpeg: AVOptionRanges Struct Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
$(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">FFmpeg
 <span id="projectnumber">3.0.2</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.6 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="pages.html"><span>Related Pages</span></a></li>
<li><a href="modules.html"><span>Modules</span></a></li>
<li class="current"><a href="annotated.html"><span>Data Structures</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
<li><a href="examples.html"><span>Examples</span></a></li>
<li>
<div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="Search" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</li>
</ul>
</div>
<div id="navrow2" class="tabs2">
<ul class="tablist">
<li><a href="annotated.html"><span>Data Structures</span></a></li>
<li><a href="classes.html"><span>Data Structure Index</span></a></li>
<li><a href="functions.html"><span>Data Fields</span></a></li>
</ul>
</div>
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark"> </span>Pages</a></div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
</div><!-- top -->
<div class="header">
<div class="summary">
<a href="#pub-attribs">Data Fields</a> </div>
<div class="headertitle">
<div class="title">AVOptionRanges Struct Reference<div class="ingroups"><a class="el" href="group__avoptions.html">AVOptions</a></div></div> </div>
</div><!--header-->
<div class="contents">
<p>List of <a class="el" href="structAVOptionRange.html" title="A single allowed range of values, or a single allowed value. ">AVOptionRange</a> structs.
<a href="structAVOptionRanges.html#details">More...</a></p>
<p><code>#include <<a class="el" href="opt_8h_source.html">opt.h</a>></code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Data Fields</h2></td></tr>
<tr class="memitem:a6e081daa7e707607e63165909b0995ce"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structAVOptionRange.html">AVOptionRange</a> ** </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVOptionRanges.html#a6e081daa7e707607e63165909b0995ce">range</a></td></tr>
<tr class="memdesc:a6e081daa7e707607e63165909b0995ce"><td class="mdescLeft"> </td><td class="mdescRight">Array of option ranges. <a href="#a6e081daa7e707607e63165909b0995ce">More...</a><br/></td></tr>
<tr class="separator:a6e081daa7e707607e63165909b0995ce"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4cc8d5b5afbb07ae49357a7e0d6a2517"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVOptionRanges.html#a4cc8d5b5afbb07ae49357a7e0d6a2517">nb_ranges</a></td></tr>
<tr class="memdesc:a4cc8d5b5afbb07ae49357a7e0d6a2517"><td class="mdescLeft"> </td><td class="mdescRight">Number of ranges per component. <a href="#a4cc8d5b5afbb07ae49357a7e0d6a2517">More...</a><br/></td></tr>
<tr class="separator:a4cc8d5b5afbb07ae49357a7e0d6a2517"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aff53b7303e862ed17b10237ca52ce8a8"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVOptionRanges.html#aff53b7303e862ed17b10237ca52ce8a8">nb_components</a></td></tr>
<tr class="memdesc:aff53b7303e862ed17b10237ca52ce8a8"><td class="mdescLeft"> </td><td class="mdescRight">Number of componentes. <a href="#aff53b7303e862ed17b10237ca52ce8a8">More...</a><br/></td></tr>
<tr class="separator:aff53b7303e862ed17b10237ca52ce8a8"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>List of <a class="el" href="structAVOptionRange.html" title="A single allowed range of values, or a single allowed value. ">AVOptionRange</a> structs. </p>
<p>Definition at line <a class="el" href="opt_8h_source.html#l00329">329</a> of file <a class="el" href="opt_8h_source.html">opt.h</a>.</p>
</div><h2 class="groupheader">Field Documentation</h2>
<a class="anchor" id="a6e081daa7e707607e63165909b0995ce"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="structAVOptionRange.html">AVOptionRange</a>** AVOptionRanges::range</td>
</tr>
</table>
</div><div class="memdoc">
<p>Array of option ranges. </p>
<p>Most of option types use just one component. Following describes multi-component option types:</p>
<p>AV_OPT_TYPE_IMAGE_SIZE: component index 0: range of pixel count (width * height). component index 1: range of width. component index 2: range of height.</p>
<dl class="section note"><dt>Note</dt><dd>To obtain multi-component version of this structure, user must provide AV_OPT_MULTI_COMPONENT_RANGE to av_opt_query_ranges or av_opt_query_ranges_default function.</dd></dl>
<p>Multi-component range can be read as in following example:</p>
<div class="fragment"><div class="line"><span class="keywordtype">int</span> range_index, component_index;</div>
<div class="line"><a class="code" href="structAVOptionRanges.html">AVOptionRanges</a> *ranges;</div>
<div class="line"><a class="code" href="structAVOptionRange.html">AVOptionRange</a> *<a class="code" href="structAVOptionRanges.html#a6e081daa7e707607e63165909b0995ce">range</a>[3]; <span class="comment">//may require more than 3 in the future.</span></div>
<div class="line"><a class="code" href="group__avoptions.html#ga9751db4da3e0facd522f5b345f4001ef">av_opt_query_ranges</a>(&ranges, obj, key, <a class="code" href="group__avoptions.html#ga1f10d07c79eec8bd1a8e1b91817e1b1a">AV_OPT_MULTI_COMPONENT_RANGE</a>);</div>
<div class="line"><span class="keywordflow">for</span> (range_index = 0; range_index < ranges-><a class="code" href="structAVOptionRanges.html#a4cc8d5b5afbb07ae49357a7e0d6a2517">nb_ranges</a>; range_index++) {</div>
<div class="line"> <span class="keywordflow">for</span> (component_index = 0; component_index < ranges-><a class="code" href="structAVOptionRanges.html#aff53b7303e862ed17b10237ca52ce8a8">nb_components</a>; component_index++)</div>
<div class="line"> range[component_index] = ranges-><a class="code" href="structAVOptionRanges.html#a6e081daa7e707607e63165909b0995ce">range</a>[ranges-><a class="code" href="structAVOptionRanges.html#a4cc8d5b5afbb07ae49357a7e0d6a2517">nb_ranges</a> * component_index + range_index];</div>
<div class="line"> <span class="comment">//do something with range here.</span></div>
<div class="line">}</div>
<div class="line"><a class="code" href="group__avoptions.html#ga880756f24644ff66c806ed2d9ab3d790">av_opt_freep_ranges</a>(&ranges);</div>
</div><!-- fragment -->
<p>Definition at line <a class="el" href="opt_8h_source.html#l00360">360</a> of file <a class="el" href="opt_8h_source.html">opt.h</a>.</p>
</div>
</div>
<a class="anchor" id="a4cc8d5b5afbb07ae49357a7e0d6a2517"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int AVOptionRanges::nb_ranges</td>
</tr>
</table>
</div><div class="memdoc">
<p>Number of ranges per component. </p>
<p>Definition at line <a class="el" href="opt_8h_source.html#l00364">364</a> of file <a class="el" href="opt_8h_source.html">opt.h</a>.</p>
</div>
</div>
<a class="anchor" id="aff53b7303e862ed17b10237ca52ce8a8"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int AVOptionRanges::nb_components</td>
</tr>
</table>
</div><div class="memdoc">
<p>Number of componentes. </p>
<p>Definition at line <a class="el" href="opt_8h_source.html#l00368">368</a> of file <a class="el" href="opt_8h_source.html">opt.h</a>.</p>
</div>
</div>
<hr/>The documentation for this struct was generated from the following file:<ul>
<li>libavutil/<a class="el" href="opt_8h_source.html">opt.h</a></li>
</ul>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by  <a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.6
</small></address>
</body>
</html>