1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 2<html> 3<head> 4<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 5<title>rtph261depay: GStreamer Good Plugins 1.0 Plugins Reference Manual</title> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="index.html" title="GStreamer Good Plugins 1.0 Plugins Reference Manual"> 8<link rel="up" href="ch01.html" title="gst-plugins-good Elements"> 9<link rel="prev" href="gst-plugins-good-plugins-rtpgstpay.html" title="rtpgstpay"> 10<link rel="next" href="gst-plugins-good-plugins-rtph261pay.html" title="rtph261pay"> 11<meta name="generator" content="GTK-Doc V1.28 (XML mode)"> 12<link rel="stylesheet" href="style.css" type="text/css"> 13</head> 14<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 15<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle"> 16<td width="100%" align="left" class="shortcuts"> 17<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span> 18 <a href="#gst-plugins-good-plugins-rtph261depay.description" class="shortcut">Description</a></span><span id="nav_hierarchy"> <span class="dim">|</span> 19 <a href="#gst-plugins-good-plugins-rtph261depay.object-hierarchy" class="shortcut">Object Hierarchy</a></span> 20</td> 21<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td> 22<td><a accesskey="u" href="ch01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td> 23<td><a accesskey="p" href="gst-plugins-good-plugins-rtpgstpay.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td> 24<td><a accesskey="n" href="gst-plugins-good-plugins-rtph261pay.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td> 25</tr></table> 26<div class="refentry"> 27<a name="gst-plugins-good-plugins-rtph261depay"></a><div class="titlepage"></div> 28<div class="refnamediv"><table width="100%"><tr> 29<td valign="top"> 30<h2><span class="refentrytitle"><a name="gst-plugins-good-plugins-rtph261depay.top_of_page"></a>rtph261depay</span></h2> 31<p>rtph261depay</p> 32</td> 33<td class="gallery_image" valign="top" align="right"></td> 34</tr></table></div> 35<a name="GstRtpH261Depay"></a><div class="refsect1"> 36<a name="gst-plugins-good-plugins-rtph261depay.other"></a><h2>Types and Values</h2> 37<div class="informaltable"><table class="informaltable" width="100%" border="0"> 38<colgroup> 39<col width="150px" class="name"> 40<col class="description"> 41</colgroup> 42<tbody><tr> 43<td class="datatype_keyword">struct</td> 44<td class="function_name"><a class="link" href="gst-plugins-good-plugins-rtph261depay.html#GstRtpH261Depay-struct" title="struct GstRtpH261Depay">GstRtpH261Depay</a></td> 45</tr></tbody> 46</table></div> 47</div> 48<div class="refsect1"> 49<a name="gst-plugins-good-plugins-rtph261depay.object-hierarchy"></a><h2>Object Hierarchy</h2> 50<pre class="screen"> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GObject-struct">GObject</a> 51 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gobject/gobject-The-Base-Object-Type.html#GInitiallyUnowned">GInitiallyUnowned</a> 52 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstObject.html#GstObject-struct">GstObject</a> 53 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstElement.html#GstElement-struct">GstElement</a> 54 <span class="lineart">╰──</span> <a href="/usr/share/gtk-doc/html/gst-plugins-base-libs-1.0/GstRTPBaseDepayload.html#GstRTPBaseDepayload-struct">GstRTPBaseDepayload</a> 55 <span class="lineart">╰──</span> GstRtpH261Depay 56</pre> 57</div> 58<div class="refsect1"> 59<a name="gst-plugins-good-plugins-rtph261depay.description"></a><h2>Description</h2> 60<p>Extract encoded H.261 video frames from RTP packets according to RFC 4587. 61For detailed information see: https://www.rfc-editor.org/rfc/rfc4587.txt</p> 62<p>The depayloader takes an RTP packet and extracts its H.261 stream. It 63aggregates the extracted stream until a complete frame is received before 64it pushes it downstream.</p> 65<div class="refsect2"> 66<a name="id-1.2.159.6.4"></a><h3>Example pipeline</h3> 67<div class="informalexample"> 68 <table class="listing_frame" border="0" cellpadding="0" cellspacing="0"> 69 <tbody> 70 <tr> 71 <td class="listing_lines" align="right"><pre>1</pre></td> 72 <td class="listing_code"><pre class="programlisting">gst<span class="gtkdoc opt">-</span>launch<span class="gtkdoc opt">-</span><span class="number">1.0</span> udpsrc caps<span class="gtkdoc opt">=</span><span class="string">'application/x-rtp, payload=31'</span> <span class="gtkdoc opt">!</span> rtph261depay <span class="gtkdoc opt">!</span> avdec_h261 <span class="gtkdoc opt">!</span> autovideosink</pre></td> 73 </tr> 74 </tbody> 75 </table> 76</div> 77 This example pipeline will depayload and decode an RTP H.261 video stream. 78Refer to the rtph261pay example to create the RTP stream. 79</div> 80<div class="refsynopsisdiv"> 81<h2>Synopsis</h2> 82<div class="refsect2"> 83<a name="id-1.2.159.6.5.1"></a><h3>Element Information</h3> 84<div class="variablelist"><table border="0" class="variablelist"> 85<colgroup> 86<col align="left" valign="top"> 87<col> 88</colgroup> 89<tbody> 90<tr> 91<td><p><span class="term">plugin</span></p></td> 92<td> 93 <a class="link" href="gst-plugins-good-plugins-plugin-rtp.html#plugin-rtp">rtp</a> 94 </td> 95</tr> 96<tr> 97<td><p><span class="term">author</span></p></td> 98<td>Stian Selnes <stian@pexip.com></td> 99</tr> 100<tr> 101<td><p><span class="term">class</span></p></td> 102<td>Codec/Depayloader/Network/RTP</td> 103</tr> 104</tbody> 105</table></div> 106</div> 107<hr> 108<div class="refsect2"> 109<a name="id-1.2.159.6.5.2"></a><h3>Element Pads</h3> 110<div class="variablelist"><table border="0" class="variablelist"> 111<colgroup> 112<col align="left" valign="top"> 113<col> 114</colgroup> 115<tbody> 116<tr> 117<td><p><span class="term">name</span></p></td> 118<td>sink</td> 119</tr> 120<tr> 121<td><p><span class="term">direction</span></p></td> 122<td>sink</td> 123</tr> 124<tr> 125<td><p><span class="term">presence</span></p></td> 126<td>always</td> 127</tr> 128<tr> 129<td><p><span class="term">details</span></p></td> 130<td>application/x-rtp, media=(string)video, payload=(int)31, clock-rate=(int)90000, encoding-name=(string)H261</td> 131</tr> 132<tr> 133<td><p><span class="term"></span></p></td> 134<td> application/x-rtp, media=(string)video, payload=(int)[ 96, 127 ], clock-rate=(int)90000, encoding-name=(string)H261</td> 135</tr> 136</tbody> 137</table></div> 138<div class="variablelist"><table border="0" class="variablelist"> 139<colgroup> 140<col align="left" valign="top"> 141<col> 142</colgroup> 143<tbody> 144<tr> 145<td><p><span class="term">name</span></p></td> 146<td>src</td> 147</tr> 148<tr> 149<td><p><span class="term">direction</span></p></td> 150<td>source</td> 151</tr> 152<tr> 153<td><p><span class="term">presence</span></p></td> 154<td>always</td> 155</tr> 156<tr> 157<td><p><span class="term">details</span></p></td> 158<td>video/x-h261</td> 159</tr> 160</tbody> 161</table></div> 162</div> 163</div> 164</div> 165<div class="refsect1"> 166<a name="gst-plugins-good-plugins-rtph261depay.functions_details"></a><h2>Functions</h2> 167<p></p> 168</div> 169<div class="refsect1"> 170<a name="gst-plugins-good-plugins-rtph261depay.other_details"></a><h2>Types and Values</h2> 171<div class="refsect2"> 172<a name="GstRtpH261Depay-struct"></a><h3>struct GstRtpH261Depay</h3> 173<pre class="programlisting">struct GstRtpH261Depay;</pre> 174</div> 175</div> 176<div class="refsect1"> 177<a name="gst-plugins-good-plugins-rtph261depay.see-also"></a><h2>See Also</h2> 178<p>rtph261pay</p> 179</div> 180</div> 181<div class="footer"> 182<hr>Generated by GTK-Doc V1.28</div> 183</body> 184</html>
