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<title>Yate: RTPDejitter Class Reference</title>
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<div class="navpath"><a class="el" href="namespaceTelEngine.html">TelEngine</a>::<a class="el" href="classTelEngine_1_1RTPDejitter.html">RTPDejitter</a>
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<h1>RTPDejitter Class Reference</h1><!-- doxytag: class="TelEngine::RTPDejitter" --><!-- doxytag: inherits="TelEngine::RTPProcessor" -->Dejitter buffer for incoming data packets.
<a href="#_details">More...</a>
<p>
<code>#include <<a class="el" href="yatertp_8h-source.html">yatertp.h</a>></code>
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Inheritance diagram for RTPDejitter:</div>
<div class="dynsection">
<p><center><img src="classTelEngine_1_1RTPDejitter.png" usemap="#RTPDejitter_map" border="0" alt=""></center>
<map name="RTPDejitter_map">
<area href="classTelEngine_1_1RTPProcessor.html" alt="RTPProcessor" shape="rect" coords="0,56,93,80">
<area href="classTelEngine_1_1GenObject.html" alt="GenObject" shape="rect" coords="0,0,93,24">
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<p>
<a href="classTelEngine_1_1RTPDejitter-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classTelEngine_1_1RTPDejitter.html#27d28b9f9110ed13d66a0ee14d66dd48">RTPDejitter</a> (<a class="el" href="classTelEngine_1_1RTPReceiver.html">RTPReceiver</a> *receiver, unsigned int mindelay, unsigned int maxdelay)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classTelEngine_1_1RTPDejitter.html#f7352cd6ba11bd015e9606db919af73f">~RTPDejitter</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classTelEngine_1_1RTPDejitter.html#a539e395602c98a4ecbdd75781742e95">rtpRecvData</a> (bool marker, unsigned int timestamp, const void *data, int len)</td></tr>
<tr><td colspan="2"><br><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classTelEngine_1_1RTPDejitter.html#c7cf24f02cfa3147bf2cbf6434edb9c0">timerTick</a> (const <a class="el" href="classTelEngine_1_1Time.html">Time</a> &when)</td></tr>
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<hr><a name="_details"></a><h2>Detailed Description</h2>
Dejitter buffer for incoming data packets.
<p>
A dejitter buffer that can be inserted in the receive data path to absorb variations in packet arrival time. Incoming packets are stored and forwarded at fixed intervals. <hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="27d28b9f9110ed13d66a0ee14d66dd48"></a><!-- doxytag: member="TelEngine::RTPDejitter::RTPDejitter" ref="27d28b9f9110ed13d66a0ee14d66dd48" args="(RTPReceiver *receiver, unsigned int mindelay, unsigned int maxdelay)" -->
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<td class="memname"><a class="el" href="classTelEngine_1_1RTPDejitter.html">RTPDejitter</a> </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classTelEngine_1_1RTPReceiver.html">RTPReceiver</a> * </td>
<td class="paramname"> <em>receiver</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"> <em>mindelay</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"> <em>maxdelay</em></td><td> </td>
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<td></td>
<td>)</td>
<td></td><td></td><td></td>
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Constructor of a new jitter attenuator <dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>receiver</em> </td><td>RTP receiver which gets the delayed packets </td></tr>
<tr><td valign="top"></td><td valign="top"><em>mindelay</em> </td><td>Minimum length of the dejitter buffer in microseconds </td></tr>
<tr><td valign="top"></td><td valign="top"><em>maxdelay</em> </td><td>Maximum length of the dejitter buffer in microseconds </td></tr>
</table>
</dl>
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</div><p>
<a class="anchor" name="f7352cd6ba11bd015e9606db919af73f"></a><!-- doxytag: member="TelEngine::RTPDejitter::~RTPDejitter" ref="f7352cd6ba11bd015e9606db919af73f" args="()" -->
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<td class="memname">virtual ~<a class="el" href="classTelEngine_1_1RTPDejitter.html">RTPDejitter</a> </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td><code> [virtual]</code></td>
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<p>
Destructor - drops the packets and shows statistics
</div>
</div><p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="a539e395602c98a4ecbdd75781742e95"></a><!-- doxytag: member="TelEngine::RTPDejitter::rtpRecvData" ref="a539e395602c98a4ecbdd75781742e95" args="(bool marker, unsigned int timestamp, const void *data, int len)" -->
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<td class="memname">virtual bool rtpRecvData </td>
<td>(</td>
<td class="paramtype">bool </td>
<td class="paramname"> <em>marker</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"> <em>timestamp</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const void * </td>
<td class="paramname"> <em>data</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"> <em>len</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td><code> [virtual]</code></td>
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<p>
Process and store one RTP data packet <dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>marker</em> </td><td>True if the marker bit is set in data packet </td></tr>
<tr><td valign="top"></td><td valign="top"><em>timestamp</em> </td><td>Sampling instant of the packet data </td></tr>
<tr><td valign="top"></td><td valign="top"><em>data</em> </td><td>Pointer to data block to process </td></tr>
<tr><td valign="top"></td><td valign="top"><em>len</em> </td><td>Length of the data block in bytes </td></tr>
</table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>True if data was handled </dd></dl>
</div>
</div><p>
<a class="anchor" name="c7cf24f02cfa3147bf2cbf6434edb9c0"></a><!-- doxytag: member="TelEngine::RTPDejitter::timerTick" ref="c7cf24f02cfa3147bf2cbf6434edb9c0" args="(const Time &when)" -->
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<td class="memname">virtual void timerTick </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classTelEngine_1_1Time.html">Time</a> & </td>
<td class="paramname"> <em>when</em> </td>
<td> ) </td>
<td><code> [protected, virtual]</code></td>
</tr>
</table>
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<p>
Method called periodically to keep the data flowing <dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"></td><td valign="top"><em>when</em> </td><td><a class="el" href="classTelEngine_1_1Time.html" title="A time holding class.">Time</a> to use as base in all computing </td></tr>
</table>
</dl>
<p>Implements <a class="el" href="classTelEngine_1_1RTPProcessor.html#2cc5feab91a437e2a272bc093c0d4ee0">RTPProcessor</a>.</p>
</div>
</div><p>
<hr>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="yatertp_8h-source.html">yatertp.h</a></ul>
</div>
<hr size="1"><address style="text-align: right;"><small>Generated on Sun Dec 7 21:36:13 2008 for Yate by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.7.1 </small></address>
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