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trackref.html
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trackref.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="content-type" content="text/html;charset=ISO-8859-1">
<meta name="generator" content="Adobe GoLive 6">
<title>The 'MP4' Registration Authority</title>
<link rel="stylesheet" type="text/css" href="style.css">
<script type="text/javascript" src="helper.js"></script>
<script type="text/javascript">
window.onload = function() {
loadCSV('CSV/specifications.csv', function (specs) {
loadCSV('CSV/track-references.csv', function (boxes) {
buildTable(boxes, specs, document.getElementById('trackReferencesTable'));
});
loadCSV('CSV/track-references-qt.csv', function (boxes) {
buildTable(boxes, specs, document.getElementById('trackReferencesQtTable'));
});
});
}
</script>
</head>
<body bgcolor="#ffffff">
<p><img src="Graphics/mp4reg.gif" alt="" width="184" height="48" border="0"></p>
<table width="600" border="0" cellspacing="0" cellpadding="0">
<tr height="1">
<td width="50" height="1"></td> <td width="50" height="1"></td> <td width="50" height="1"></td>
<td width="50" height="1"></td> <td width="50" height="1"></td> <td width="50" height="1"></td>
<td width="50" height="1"></td> <td width="50" height="1"></td> <td width="50" height="1"></td>
<td width="50" height="1"></td> <td width="50" height="1"></td> <td width="50" height="1"></td>
</tr>
<tr height="32">
<td colspan="3" width="150" height="32"><a href="index.html"><img src="Graphics/introtab.gif" alt="" width="150" height="32" border="0"></a></td>
<td colspan="3" width="150" height="32"><a href="specs.html"><img src="Graphics/spectab.gif" alt="" width="150" height="32" border="0"></a></td>
<td colspan="3" width="150" height="32"><img src="Graphics/regtypestab.gif" alt="" width="150" height="32" border="0"></td>
<td colspan="3" width="150" height="32"><a href="request.html"><img src="Graphics/reqtab.gif" alt="" width="150" height="32" border="0"></a></td>
</tr>
<tr height="24">
<td colspan="2" width="100" height="24"><a href="atoms.html"><img src="Graphics/atoms-pl.gif" alt="" width="100" height="24" border="0"></a></td>
<td colspan="2" width="100" height="24"><a href="filetype.html"><img src="Graphics/filetype-pl.gif" alt="" width="100" height="24" border="0"></a></td>
<td colspan="2" width="100" height="24"><a href="codecs.html"><img src="Graphics/codecs-pl.gif" alt="" width="100" height="24" border="0"></a></td>
<td colspan="2" width="100" height="24"><img src="Graphics/trackref-ch.gif" alt="" width="100" height="24" border="0"></td>
<td colspan="2" width="100" height="24"><a href="handler.html"><img src="Graphics/handler-pl.gif" alt="" width="100" height="24" border="0"></a></td>
<td colspan="2" width="100" height="24"><a href="object.html"><img src="Graphics/object-pl.gif" alt="" width="100" height="24" border="0"></a></td>
</tr>
</table>
<table width="600" border="0" cellspacing="0" cellpadding="0" cool gridx="16" gridy="16" height="72" showgridx showgridy>
<tr height="71">
<td content csheight="71" width="597" height="71" valign="top" xpos="0">This section documents the track-reference types, which link tracks with relationships between them. The link is typed with a code. These codes are documented here.
<p><b>ISO Family code points</b> (see <a href="#qttrackref">below</a> for QuickTime code points)</p>
</td>
<td width="2" height="71"></td>
<td width="1" height="71"><spacer type="block" width="1" height="71"></td>
</tr>
<tr height="1" cntrlrow>
<td width="597" height="1"><spacer type="block" width="597" height="1"></td>
<td width="2" height="1"><spacer type="block" width="2" height="1"></td>
<td width="1" height="1"></td>
</tr>
</table>
<div id="trackReferencesTable">
</div>
<!--table border=4 cellpadding=0 cellspacing=2 width=600 style="border-collapse:
collapse;table-layout:fixed">
<col width=44>
<col class=xl25 width=248>
<col width=90>
<tr >
<td class=xl26 width=44><strong>Code</strong></td>
<td class=xl27 width=440><strong>Abstract</strong></td>
<td class=xl26 width=90><strong>Defined in/by</strong></td>
</tr>
<tr >
<td class=fourCC>adda</td>
<td class=xl25>Additional audio track</td>
<td class=xl37><a href="specs.html#DRC" target="_parent">DRC</a></td>
</tr>
<tr >
<td class=fourCC>adrc</td>
<td class=xl25>DRC metadata track</td>
<td class=xl37><a href="specs.html#DRC" target="_parent">DRC</a></td>
</tr>
<tr >
<td class=fourCC><font face="Courier New,Courier,Monaco">avcp</font></td>
<td class=xl25 width=440>AVC parameter set stream link</td>
<td class=xl37><a href="specs.html#AVC" target="_parent">NALu Video</a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New,Courier,Monaco">cdsc</font></td>
<td class=xl25 width=440>this track describes the referenced track.</td>
<td class=xl37><a href="specs.html#MP4V1" target="_parent">MPEG-4</a></td>
</tr>
<tr >
<td class=fourCC><font face="Courier New,Courier,Monaco">dpnd</font></td>
<td class=xl25 width=440>this track has an MPEG-4 dependency on the referenced track</td>
<td class=xl37><a href="specs.html#MP4V1" target="_parent">MPEG-4</a></td>
</tr>
<tr >
<td class=fourCC><font face="Courier New, Courier, Monaco, monospace">hind</font></td>
<td class=xl25 width=440>Hint dependency</td>
<td class=xl37><a href="specs.html#ISO" target="_parent">ISO</a></td>
</tr>
<tr >
<td class=fourCC><font face="Courier New,Courier,Monaco">hint</font></td>
<td class=xl25 width=440>links hint track to original media track</td>
<td class=xl37><a href="specs.html#ISO" target="_parent">ISO</a></td>
</tr>
<tr >
<td class=fourCC><font face="Courier New,Courier,Monaco">iloc</font></td>
<td class=xl25>Item data location (item reference)</td>
<td class=xl37><a href="specs.html#ISO" target="_parent">ISO</a></td>
</tr>
<tr >
<td class=fourCC><font face="Courier New,Courier,Monaco">ipir</font></td>
<td class=xl25 width=440>this track contains IPI declarations for the referenced track</td>
<td class=xl37><a href="specs.html#MP4V1" target="_parent">MPEG-4</a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New,Courier,Monaco">lyra</font></td>
<td class=xl25>Audio layer track dependency</td>
<td class=xl37><a href="specs.html#DTS">DTS</a><a href="specs.html#MP4V1" target="_parent"></a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New,Courier,Monaco">mpod</font></td>
<td class=xl25 width=440>this track is an OD track which uses the referenced track as an included elementary stream track</td>
<td class=xl37><a href="specs.html#MP4V1" target="_parent">MPEG-4</a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New, Courier, Monaco, monospace">sbas</font></td>
<td class=xl25 width=440>Scalable base</td>
<td class=xl37><a href="specs.html#AVC" target="_parent">NALu Video</a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New, Courier, Monaco, monospace">scal</font></td>
<td class=xl25 width=440>Scalable extraction</td>
<td class=xl37><a href="specs.html#AVC" target="_parent">NALu Video</a></td>
</tr>
<tr >
<td class=fourCC><font face="Courier New, Courier, Monaco, monospace">swfr</font></td>
<td class=xl25 width=440>AVC Switch from</td>
<td class=xl37><a href="specs.html#AVC" target="_parent">NALu Video</a></td>
</tr>
<tr >
<td class=fourCC><font face="Courier New, Courier, Monaco, monospace">swto</font></td>
<td class=xl25 width=440>AVC Switch to</td>
<td class=xl37><a href="specs.html#AVC" target="_parent">NALu Video</a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New,Courier,Monaco">sync</font></td>
<td class=xl25 width=440>this track uses the referenced track as its synchronization source.</td>
<td class=xl37><a href="specs.html#MP4V1" target="_parent">MPEG-4</a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New,Courier,Monaco">tmcd</font></td>
<td class=xl25>Time code. Usually references a time code track.</td>
<td class=xl37><a href="specs.html#apple" target="_parent">Apple</a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New, Courier, Monaco, monospace">vdep</font></td>
<td class=xl25 width=440>Auxiliary video depth</td>
<td class=xl37><a href="specs.html#ISO" target="_parent">ISO</a></td>
</tr>
<tr>
<td class=fourCC><font face="Courier New, Courier, Monaco, monospace">vplx</font></td>
<td class=xl25 width=440>Auxiliary video parallax</td>
<td class=xl37><a href="specs.html#ISO" target="_parent">ISO</a></td>
</tr>
</table-->
<p><a name="qttrackref"></a><b>QuickTime code-points</b></p>
<div id="trackReferencesQtTable">
</div>
<!--table border=4 cellpadding=0 cellspacing=2 width=600 style="border-collapse:
collapse;table-layout:fixed">
<tr>
<td class=xl26 width=44><strong>Code</strong></td>
<td class=xl27 width=440><strong>Abstract</strong></td>
<td class=xl26 width=90><strong>Defined in/by</strong></td>
</tr>
<tr>
<td class=xl24><font face="Courier New,Courier,Monaco">cdep</font></td>
<td class=xl25>Structural Dependency</td>
<td class=xl37><a href="specs.html#QT" target="_parent">QT</a></td>
</tr>
<tr>
<td class=xl24><font face="Courier New,Courier,Monaco">chap</font></td>
<td class=xl25 width=440>Chapter or scene list. Usually references a text track.</td>
<td class=xl37><a href="specs.html#QT" target="_parent">QT</a></td>
</tr>
<tr>
<td class=xl24><font face="Courier New,Courier,Monaco">scpt</font></td>
<td class=xl25 width=440>Transcript. Usually references a text track.</td>
<td class=xl37><a href="specs.html#QT" target="_parent">QT</a></td>
</tr>
<tr>
<td class=xl24><font face="Courier New,Courier,Monaco">ssrc</font></td>
<td class=xl25 width=440>Nonprimary source. Indicates that the referenced track should send its data to this track, rather than presenting it.</td>
<td class=xl37><a href="specs.html#QT" target="_parent">QT</a></td>
</tr>
<tr>
<td class=xl24><font face="Courier New,Courier,Monaco">tmcd</font></td>
<td class=xl25 width=440>Time code. Usually references a time code track.</td>
<td class=xl37><a href="specs.html#QT" target="_parent">QT</a></td>
</tr>
</table-->
</body>
</html>