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<h1>cqueue.h</h1><a href="cqueue_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (C) 2001,2002,2004 Federico Montesino Pouzols <fedemp@altern.org>.</span>
<a name="l00002"></a>00002 <span class="comment">//</span>
<a name="l00003"></a>00003 <span class="comment">// This program is free software; you can redistribute it and/or modify</span>
<a name="l00004"></a>00004 <span class="comment">// it under the terms of the GNU General Public License as published by</span>
<a name="l00005"></a>00005 <span class="comment">// the Free Software Foundation; either version 2 of the License, or</span>
<a name="l00006"></a>00006 <span class="comment">// (at your option) any later version.</span>
<a name="l00007"></a>00007 <span class="comment">//</span>
<a name="l00008"></a>00008 <span class="comment">// This program is distributed in the hope that it will be useful,</span>
<a name="l00009"></a>00009 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00010"></a>00010 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00011"></a>00011 <span class="comment">// GNU General Public License for more details.</span>
<a name="l00012"></a>00012 <span class="comment">//</span>
<a name="l00013"></a>00013 <span class="comment">// You should have received a copy of the GNU General Public License</span>
<a name="l00014"></a>00014 <span class="comment">// along with this program; if not, write to the Free Software</span>
<a name="l00015"></a>00015 <span class="comment">// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.</span>
<a name="l00016"></a>00016 <span class="comment">//</span>
<a name="l00017"></a>00017 <span class="comment">// As a special exception, you may use this file as part of a free software</span>
<a name="l00018"></a>00018 <span class="comment">// library without restriction. Specifically, if other files instantiate</span>
<a name="l00019"></a>00019 <span class="comment">// templates or use macros or inline functions from this file, or you compile</span>
<a name="l00020"></a>00020 <span class="comment">// this file and link it with other files to produce an executable, this</span>
<a name="l00021"></a>00021 <span class="comment">// file does not by itself cause the resulting executable to be covered by</span>
<a name="l00022"></a>00022 <span class="comment">// the GNU General Public License. This exception does not however</span>
<a name="l00023"></a>00023 <span class="comment">// invalidate any other reasons why the executable file might be covered by</span>
<a name="l00024"></a>00024 <span class="comment">// the GNU General Public License.</span>
<a name="l00025"></a>00025 <span class="comment">//</span>
<a name="l00026"></a>00026 <span class="comment">// This exception applies only to the code released under the name GNU</span>
<a name="l00027"></a>00027 <span class="comment">// ccRTP. If you copy code from other releases into a copy of GNU</span>
<a name="l00028"></a>00028 <span class="comment">// ccRTP, as the General Public License permits, the exception does</span>
<a name="l00029"></a>00029 <span class="comment">// not apply to the code that you add in this way. To avoid misleading</span>
<a name="l00030"></a>00030 <span class="comment">// anyone as to the status of such modified files, you must delete</span>
<a name="l00031"></a>00031 <span class="comment">// this exception notice from them.</span>
<a name="l00032"></a>00032 <span class="comment">//</span>
<a name="l00033"></a>00033 <span class="comment">// If you write modifications of your own for GNU ccRTP, it is your choice</span>
<a name="l00034"></a>00034 <span class="comment">// whether to permit this exception to apply to your modifications.</span>
<a name="l00035"></a>00035 <span class="comment">// If you do not wish that, delete this exception notice.</span>
<a name="l00036"></a>00036 <span class="comment">//</span>
<a name="l00037"></a>00037
<a name="l00044"></a>00044 <span class="preprocessor">#ifndef CCXX_RTP_CQUEUE_H_</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor">#define CCXX_RTP_CQUEUE_H_</span>
<a name="l00046"></a>00046 <span class="preprocessor"></span>
<a name="l00047"></a>00047 <span class="preprocessor">#include <<a class="code" href="ioqueue_8h.html" title="Generic RTP input/output queues.">ccrtp/ioqueue.h</a>></span>
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="preprocessor">#ifdef CCXX_NAMESPACES</span>
<a name="l00050"></a>00050 <span class="preprocessor"></span><span class="keyword">namespace </span>ost {
<a name="l00051"></a>00051 <span class="preprocessor">#endif</span>
<a name="l00052"></a>00052 <span class="preprocessor"></span>
<a name="l00080"></a><a class="code" href="class_queue_r_t_c_p_manager.html">00080</a> <span class="keyword">class </span>__EXPORT <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a> : <span class="keyword">public</span> <a class="code" href="class_r_t_p_data_queue.html" title="A packet queue handler for building different kinds of RTP protocol systems.">RTPDataQueue</a>,
<a name="l00081"></a>00081 <span class="keyword">protected</span> <a class="code" href="class_r_t_c_p_compound_handler.html" title="low level structs and RTCP packet parsing and building methods.">RTCPCompoundHandler</a>
<a name="l00082"></a>00082 {
<a name="l00083"></a>00083 <span class="keyword">public</span>:
<a name="l00093"></a>00093 <a class="code" href="class_r_t_c_p_sender_info.html" title="Sender block information of SR RTCP reports.">RTCPSenderInfo</a>* getMRSenderInfo(<a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>& src);
<a name="l00094"></a>00094
<a name="l00105"></a>00105 <a class="code" href="class_r_t_c_p_receiver_info.html" title="Report block information of SR/RR RTCP reports.">RTCPReceiverInfo</a>* getMRReceiverInfo(<a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>& srcFrom);
<a name="l00106"></a>00106
<a name="l00115"></a><a class="code" href="class_queue_r_t_c_p_manager.html#9c4ab816bbf557620e3d7a7549182070">00115</a> <span class="keywordtype">void</span> setLeavingDelay(<a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a> delay)
<a name="l00116"></a>00116 { leavingDelay = delay; }
<a name="l00117"></a>00117
<a name="l00132"></a>00132 <span class="keyword">inline</span> <span class="keywordtype">void</span>
<a name="l00133"></a><a class="code" href="class_queue_r_t_c_p_manager.html#cad6dcdad85ba5f1ec11a924f3c11cd5">00133</a> setEnd2EndDelay(<a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a> t)
<a name="l00134"></a>00134 { end2EndDelay = t; }
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="keyword">inline</span> <a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a>
<a name="l00137"></a><a class="code" href="class_queue_r_t_c_p_manager.html#8e09a4e9e97186616d2caead071c8b92">00137</a> getDefaultEnd2EndDelay()<span class="keyword"> const</span>
<a name="l00138"></a>00138 <span class="keyword"> </span>{ <span class="keywordflow">return</span> defaultEnd2EndDelay; }
<a name="l00139"></a>00139
<a name="l00140"></a>00140 <span class="keyword">inline</span> <a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a>
<a name="l00141"></a><a class="code" href="class_queue_r_t_c_p_manager.html#631947cbf56979db30e9627205fbc730">00141</a> getEnd2EndDelay()<span class="keyword"> const</span>
<a name="l00142"></a>00142 <span class="keyword"> </span>{ <span class="keywordflow">return</span> end2EndDelay; }
<a name="l00143"></a>00143
<a name="l00157"></a>00157 <span class="keyword">inline</span> <span class="keywordtype">void</span>
<a name="l00158"></a><a class="code" href="class_queue_r_t_c_p_manager.html#7c6efe7996833704f038c36c92a24644">00158</a> setSendersControlFraction(<span class="keywordtype">float</span> fraction)
<a name="l00159"></a>00159 { sendControlBwFract = fraction; recvControlBwFract = 1 - fraction;}
<a name="l00160"></a>00160
<a name="l00170"></a>00170 <span class="keywordtype">void</span>
<a name="l00171"></a><a class="code" href="class_queue_r_t_c_p_manager.html#1362a8073d3e28ff6f3da22361e13cc7">00171</a> setMinRTCPInterval(<a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a> interval)
<a name="l00172"></a>00172 { rtcpMinInterval = interval; }
<a name="l00173"></a>00173
<a name="l00177"></a>00177 <span class="keyword">inline</span> uint32
<a name="l00178"></a><a class="code" href="class_queue_r_t_c_p_manager.html#d7bef7e3e3d4c483639ca41d0a48c465">00178</a> getSendRTCPPacketCount()<span class="keyword"> const</span>
<a name="l00179"></a>00179 <span class="keyword"> </span>{ <span class="keywordflow">return</span> ctrlSendCount; }
<a name="l00180"></a>00180
<a name="l00181"></a>00181 <span class="keyword">protected</span>:
<a name="l00182"></a>00182 <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a>(uint32 size = <a class="code" href="class_membership_bookkeeping.html#53ba5e9495dfdb9ec16c551206796d99">RTPDataQueue::defaultMembersHashSize</a>,
<a name="l00183"></a>00183 <a class="code" href="class_r_t_p_application.html" title="An RTP application, holding identifying RTCP SDES item values.">RTPApplication</a>& app = <a class="code" href="group__sources.html#g206420a8423d0c261e9bfc5a388a9534" title="Get the RTPApplication object for the &quot;default&quot; application (the only one...">defaultApplication</a>());
<a name="l00184"></a>00184
<a name="l00185"></a>00185 <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a>(uint32 ssrc,
<a name="l00186"></a>00186 uint32 size = <a class="code" href="class_membership_bookkeeping.html#53ba5e9495dfdb9ec16c551206796d99">RTPDataQueue::defaultMembersHashSize</a>,
<a name="l00187"></a>00187 <a class="code" href="class_r_t_p_application.html" title="An RTP application, holding identifying RTCP SDES item values.">RTPApplication</a>& app = <a class="code" href="group__sources.html#g206420a8423d0c261e9bfc5a388a9534" title="Get the RTPApplication object for the &quot;default&quot; application (the only one...">defaultApplication</a>());
<a name="l00188"></a>00188
<a name="l00189"></a>00189 <span class="keyword">virtual</span>
<a name="l00190"></a>00190 ~<a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a>();
<a name="l00191"></a>00191
<a name="l00192"></a>00192 <span class="keyword">const</span> <a class="code" href="class_r_t_p_application.html" title="An RTP application, holding identifying RTCP SDES item values.">RTPApplication</a>&
<a name="l00193"></a><a class="code" href="class_queue_r_t_c_p_manager.html#7fe1d832922bb976277d11d3348b5b00">00193</a> getApplication()
<a name="l00194"></a>00194 { <span class="keywordflow">return</span> queueApplication; }
<a name="l00195"></a>00195
<a name="l00196"></a>00196 <span class="keyword">inline</span> <span class="keywordtype">void</span>
<a name="l00197"></a><a class="code" href="class_queue_r_t_c_p_manager.html#eaa27c32efc622663a8b1d62945887ce">00197</a> setControlBandwidth(<span class="keywordtype">float</span> fraction)
<a name="l00198"></a>00198 { controlBwFract = fraction; }
<a name="l00199"></a>00199
<a name="l00200"></a>00200 <span class="keywordtype">float</span>
<a name="l00201"></a><a class="code" href="class_queue_r_t_c_p_manager.html#f0be89a7b891cbe5328ae47bb8108db3">00201</a> getControlBandwidth()<span class="keyword"> const</span>
<a name="l00202"></a>00202 <span class="keyword"> </span>{ <span class="keywordflow">return</span> controlBwFract; }
<a name="l00203"></a>00203
<a name="l00208"></a>00208 <span class="keywordtype">void</span>
<a name="l00209"></a>00209 controlTransmissionService();
<a name="l00210"></a>00210
<a name="l00215"></a>00215 <span class="keywordtype">void</span>
<a name="l00216"></a>00216 controlReceptionService();
<a name="l00217"></a>00217
<a name="l00230"></a>00230 <span class="keywordtype">bool</span> checkSSRCInRTCPPkt(SyncSourceLink& sourceLink, <span class="keywordtype">bool</span> is_new,
<a name="l00231"></a>00231 InetAddress& na, tpport_t tp);
<a name="l00232"></a>00232
<a name="l00233"></a>00233 <span class="keywordtype">void</span>
<a name="l00234"></a>00234 endQueueRTCPManager();
<a name="l00235"></a>00235
<a name="l00246"></a>00246 <span class="keyword">virtual</span> <span class="keywordtype">void</span>
<a name="l00247"></a>00247 onGotSR(<a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>& source, SendReport& SR, uint8 blocks);
<a name="l00248"></a>00248
<a name="l00259"></a>00259 <span class="keyword">virtual</span> <span class="keywordtype">void</span>
<a name="l00260"></a>00260 onGotRR(<a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>& source, RecvReport& RR, uint8 blocks);
<a name="l00261"></a>00261
<a name="l00266"></a>00266 <span class="keywordtype">bool</span>
<a name="l00267"></a>00267 onGotSDES(<a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>& source, RTCPPacket& pkt);
<a name="l00268"></a>00268
<a name="l00278"></a>00278 <span class="keyword">virtual</span> <span class="keywordtype">bool</span>
<a name="l00279"></a>00279 onGotSDESChunk(<a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>& source, SDESChunk& chunk, <span class="keywordtype">size_t</span> len);
<a name="l00280"></a>00280
<a name="l00290"></a>00290 <span class="keyword">inline</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span>
<a name="l00291"></a><a class="code" href="class_queue_r_t_c_p_manager.html#dd4a4d60d6fd3a0076ed24fe64428529">00291</a> onGotAPP(<a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>&, <a class="code" href="struct_r_t_c_p_compound_handler_1_1_a_p_p_packet.html" title="Struct for APP (application specific) RTCP packets.">RTCPCompoundHandler::APPPacket</a>&,
<a name="l00292"></a>00292 <span class="keywordtype">size_t</span>)
<a name="l00293"></a>00293 { <span class="keywordflow">return</span>; }
<a name="l00294"></a>00294
<a name="l00295"></a>00295 <span class="keyword">inline</span> timeval
<a name="l00296"></a><a class="code" href="class_queue_r_t_c_p_manager.html#89d67fb1b7ff7e8bd7c6b22e79970361">00296</a> getRTCPCheckInterval()
<a name="l00297"></a>00297 { <span class="keywordflow">return</span> rtcpCheckInterval; }
<a name="l00298"></a>00298
<a name="l00303"></a>00303 uint32
<a name="l00304"></a><a class="code" href="class_queue_r_t_c_p_manager.html#41f382b96fcd398fa8f12cf6ced38305">00304</a> getLastSendPacketCount()<span class="keyword"> const</span>
<a name="l00305"></a>00305 <span class="keyword"> </span>{ <span class="keywordflow">return</span> lastSendPacketCount; }
<a name="l00306"></a>00306
<a name="l00310"></a>00310 <span class="keyword">inline</span> <span class="keywordtype">void</span>
<a name="l00311"></a><a class="code" href="class_queue_r_t_c_p_manager.html#54826899b713cd6a9a6108ae2859b194">00311</a> setPrevMembersNum(uint32 n)
<a name="l00312"></a>00312 { reconsInfo.rtcpPMembers = n; }
<a name="l00313"></a>00313
<a name="l00314"></a>00314 <span class="keyword">inline</span> uint32
<a name="l00315"></a><a class="code" href="class_queue_r_t_c_p_manager.html#6ae4968e0bb49088ae91930cc2f16cb9">00315</a> getPrevMembersCount()<span class="keyword"> const</span>
<a name="l00316"></a>00316 <span class="keyword"> </span>{ <span class="keywordflow">return</span> reconsInfo.rtcpPMembers; }
<a name="l00317"></a>00317
<a name="l00336"></a>00336 <span class="keywordtype">size_t</span>
<a name="l00337"></a>00337 dispatchBYE(<span class="keyword">const</span> std::string& reason);
<a name="l00338"></a>00338
<a name="l00339"></a>00339 <span class="keywordtype">size_t</span>
<a name="l00340"></a>00340 sendControlToDestinations(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* buffer, <span class="keywordtype">size_t</span> len);
<a name="l00341"></a>00341
<a name="l00342"></a>00342 <span class="keyword">private</span>:
<a name="l00343"></a>00343 <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a>(<span class="keyword">const</span> <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a> &o);
<a name="l00344"></a>00344
<a name="l00345"></a>00345 <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a>&
<a name="l00346"></a>00346 operator=(<span class="keyword">const</span> <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a> &o);
<a name="l00347"></a>00347
<a name="l00353"></a>00353 <span class="keywordtype">size_t</span>
<a name="l00354"></a>00354 dispatchControlPacket();
<a name="l00355"></a>00355
<a name="l00367"></a>00367 <span class="keywordtype">void</span>
<a name="l00368"></a>00368 takeInControlPacket();
<a name="l00369"></a>00369
<a name="l00383"></a>00383 <span class="keyword">virtual</span> timeval
<a name="l00384"></a>00384 computeRTCPInterval();
<a name="l00385"></a>00385
<a name="l00393"></a>00393 <span class="keyword">virtual</span> <a class="code" href="group__rtcppacket.html#gf6d38e5ccbbcdf2a24ebbd4fc5b4eeac" title="SDES items that may be carried in a Source DEScription RTCP packet.">SDESItemType</a>
<a name="l00394"></a>00394 scheduleSDESItem();
<a name="l00395"></a>00395
<a name="l00401"></a>00401 <span class="keyword">inline</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span>
<a name="l00402"></a>00402 onSSRCCollision(<span class="keyword">const</span> <a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>&)
<a name="l00403"></a>00403 { }
<a name="l00404"></a>00404
<a name="l00408"></a>00408 <span class="keyword">virtual</span> <span class="keywordtype">bool</span>
<a name="l00409"></a>00409 end2EndDelayed(IncomingRTPPktLink& p);
<a name="l00410"></a>00410
<a name="l00419"></a>00419 <span class="keyword">inline</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span>
<a name="l00420"></a>00420 onGotRRSRExtension(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>*, <span class="keywordtype">size_t</span>)
<a name="l00421"></a>00421 { <span class="keywordflow">return</span>; }
<a name="l00422"></a>00422
<a name="l00432"></a>00432 <span class="keyword">inline</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span>
<a name="l00433"></a>00433 onGotGoodbye(<span class="keyword">const</span> <a class="code" href="class_sync_source.html" title="Synchronization source in an RTP session.">SyncSource</a>&, <span class="keyword">const</span> std::string&)
<a name="l00434"></a>00434 { <span class="keywordflow">return</span>; }
<a name="l00435"></a>00435
<a name="l00448"></a>00448 <span class="keywordtype">bool</span>
<a name="l00449"></a>00449 getBYE(RTCPPacket &pkt, <span class="keywordtype">size_t</span> &pointer, <span class="keywordtype">size_t</span> len);
<a name="l00450"></a>00450
<a name="l00454"></a>00454 uint8
<a name="l00455"></a>00455 packReportBlocks(RRBlock* blocks, uint16& len, uint16& available);
<a name="l00456"></a>00456
<a name="l00465"></a>00465 <span class="keywordtype">void</span>
<a name="l00466"></a>00466 packSDES(uint16& len);
<a name="l00467"></a>00467
<a name="l00479"></a>00479 <span class="keywordtype">void</span>
<a name="l00480"></a>00480 updateAvgRTCPSize(<span class="keywordtype">size_t</span> len);
<a name="l00481"></a>00481
<a name="l00487"></a>00487 <span class="keywordtype">void</span>
<a name="l00488"></a>00488 reverseReconsideration();
<a name="l00489"></a>00489
<a name="l00490"></a>00490 <span class="keywordtype">bool</span>
<a name="l00491"></a>00491 timerReconsideration();
<a name="l00492"></a>00492
<a name="l00501"></a>00501 <span class="keywordtype">void</span>
<a name="l00502"></a>00502 expireSSRCs();
<a name="l00503"></a>00503
<a name="l00507"></a>00507 <span class="keywordtype">void</span>
<a name="l00508"></a>00508 getOnlyBye();
<a name="l00509"></a>00509
<a name="l00514"></a>00514 <span class="keywordtype">void</span>
<a name="l00515"></a>00515 setSDESItem(<a class="code" href="class_participant.html" title="A class of objects representing remote participants (RTP applications) in a multimedia...">Participant</a>* part, <a class="code" href="group__rtcppacket.html#gf6d38e5ccbbcdf2a24ebbd4fc5b4eeac" title="SDES items that may be carried in a Source DEScription RTCP packet.">SDESItemType</a> type,
<a name="l00516"></a>00516 <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> value, <span class="keywordtype">size_t</span> len);
<a name="l00517"></a>00517
<a name="l00522"></a>00522 <span class="keywordtype">void</span>
<a name="l00523"></a>00523 setPRIVPrefix(<a class="code" href="class_participant.html" title="A class of objects representing remote participants (RTP applications) in a multimedia...">Participant</a>* part, <span class="keyword">const</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> value, <span class="keywordtype">size_t</span> len);
<a name="l00524"></a>00524
<a name="l00536"></a>00536 <span class="keyword">inline</span> <span class="keyword">virtual</span> uint16
<a name="l00537"></a>00537 networkHeaderSize()
<a name="l00538"></a>00538 { <span class="keywordflow">return</span> 20; }
<a name="l00539"></a>00539
<a name="l00551"></a>00551 <span class="keyword">inline</span> <span class="keyword">virtual</span> uint16
<a name="l00552"></a>00552 transportHeaderSize()
<a name="l00553"></a>00553 { <span class="keywordflow">return</span> 8; }
<a name="l00554"></a>00554
<a name="l00555"></a>00555 <a class="code" href="group__rtcppacket.html#gf6d38e5ccbbcdf2a24ebbd4fc5b4eeac" title="SDES items that may be carried in a Source DEScription RTCP packet.">SDESItemType</a>
<a name="l00556"></a>00556 nextSDESType(<a class="code" href="group__rtcppacket.html#gf6d38e5ccbbcdf2a24ebbd4fc5b4eeac" title="SDES items that may be carried in a Source DEScription RTCP packet.">SDESItemType</a> t);
<a name="l00557"></a>00557
<a name="l00558"></a>00558 <span class="keyword">virtual</span> <span class="keywordtype">size_t</span>
<a name="l00559"></a>00559 sendControl(<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* <span class="keyword">const</span> buffer, <span class="keywordtype">size_t</span> len) = 0;
<a name="l00560"></a>00560
<a name="l00561"></a>00561 <span class="keyword">virtual</span> <span class="keywordtype">size_t</span>
<a name="l00562"></a>00562 recvControl(<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>* buffer, <span class="keywordtype">size_t</span> len,
<a name="l00563"></a>00563 InetHostAddress& na, tpport_t& tp) = 0;
<a name="l00564"></a>00564
<a name="l00565"></a>00565 <span class="keyword">virtual</span> <span class="keywordtype">bool</span>
<a name="l00566"></a>00566 isPendingControl(<a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a> timeout) = 0;
<a name="l00567"></a>00567
<a name="l00568"></a>00568 <span class="comment">// whether the RTCP service is active</span>
<a name="l00569"></a>00569 <span class="keyword">volatile</span> <span class="keywordtype">bool</span> controlServiceActive;
<a name="l00570"></a>00570 <span class="keywordtype">float</span> controlBwFract, sendControlBwFract, recvControlBwFract;
<a name="l00571"></a>00571 <span class="comment">// number of RTCP packets sent since the beginning</span>
<a name="l00572"></a>00572 uint32 ctrlSendCount;
<a name="l00573"></a>00573
<a name="l00574"></a>00574 <span class="comment">// Network + transport headers size, typically size of IP +</span>
<a name="l00575"></a>00575 <span class="comment">// UDP headers</span>
<a name="l00576"></a>00576 uint16 lowerHeadersSize;
<a name="l00577"></a>00577
<a name="l00578"></a>00578 <a class="code" href="group__rtcppacket.html#gf6d38e5ccbbcdf2a24ebbd4fc5b4eeac" title="SDES items that may be carried in a Source DEScription RTCP packet.">SDESItemType</a> nextScheduledSDESItem;
<a name="l00579"></a>00579 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="group__rtcppacket.html#gf6d38e5ccbbcdf2a24ebbd4fc5b4eeac" title="SDES items that may be carried in a Source DEScription RTCP packet.">SDESItemType</a> firstSchedulable;
<a name="l00580"></a>00580 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="group__rtcppacket.html#gf6d38e5ccbbcdf2a24ebbd4fc5b4eeac" title="SDES items that may be carried in a Source DEScription RTCP packet.">SDESItemType</a> lastSchedulable;
<a name="l00581"></a>00581
<a name="l00582"></a>00582 <span class="comment">// state for rtcp timing. Its meaning is defined in</span>
<a name="l00583"></a>00583 <span class="comment">// draft-ietf-avt-rtp-new, 6.3.</span>
<a name="l00584"></a>00584
<a name="l00585"></a>00585 <span class="comment">// Parameters for timer reconsideration algorithm</span>
<a name="l00586"></a>00586 <span class="keyword">struct </span>{
<a name="l00587"></a><a class="code" href="class_queue_r_t_c_p_manager.html#92fcc8a86b306c0045639d7263611faf">00587</a> timeval rtcpTp, rtcpTc, rtcpTn;
<a name="l00588"></a><a class="code" href="class_queue_r_t_c_p_manager.html#470da4864fa3ff6988b7a156109c2591">00588</a> uint32 rtcpPMembers;
<a name="l00589"></a>00589 } reconsInfo;
<a name="l00590"></a>00590 <span class="keywordtype">bool</span> rtcpWeSent;
<a name="l00591"></a>00591 uint16 rtcpAvgSize;
<a name="l00592"></a>00592 <span class="keywordtype">bool</span> rtcpInitial;
<a name="l00593"></a>00593 <span class="comment">// last time we checked if there were incoming RTCP packets</span>
<a name="l00594"></a>00594 timeval rtcpLastCheck;
<a name="l00595"></a>00595 <span class="comment">// interval to check if there are incoming RTCP packets</span>
<a name="l00596"></a>00596 timeval rtcpCheckInterval;
<a name="l00597"></a>00597 <span class="comment">// next time to check if there are incoming RTCP packets</span>
<a name="l00598"></a>00598 timeval rtcpNextCheck;
<a name="l00599"></a>00599
<a name="l00600"></a>00600 <span class="comment">// number of RTP data packets sent at the time of the last</span>
<a name="l00601"></a>00601 <span class="comment">// RTCP packet transmission.</span>
<a name="l00602"></a>00602 uint32 lastSendPacketCount;
<a name="l00603"></a>00603
<a name="l00604"></a>00604 <span class="comment">// minimum interval for transmission of RTCP packets. The</span>
<a name="l00605"></a>00605 <span class="comment">// result of computeRTCPInterval will always be >= (times a</span>
<a name="l00606"></a>00606 <span class="comment">// random number between 0.5 and 1.5).</span>
<a name="l00607"></a>00607 <a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a> rtcpMinInterval;
<a name="l00608"></a>00608
<a name="l00609"></a>00609 <a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a> leavingDelay;
<a name="l00610"></a>00610 <span class="keyword">static</span> <span class="keyword">const</span> <a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a> defaultEnd2EndDelay;
<a name="l00611"></a>00611 <span class="comment">// Maximum delay allowed between packet timestamping and</span>
<a name="l00612"></a>00612 <span class="comment">// packet availability for the application.</span>
<a name="l00613"></a>00613 <a class="code" href="base_8h.html#c16d853255145e6a903914eb376a84bb" title="Time interval expressed in microseconds.">microtimeout_t</a> end2EndDelay;
<a name="l00614"></a>00614 <span class="comment">// Application this queue is bound to.</span>
<a name="l00615"></a>00615 <a class="code" href="class_r_t_p_application.html" title="An RTP application, holding identifying RTCP SDES item values.">RTPApplication</a>& queueApplication;
<a name="l00616"></a>00616
<a name="l00617"></a>00617 <span class="comment">// an empty RTPData</span>
<a name="l00618"></a>00618 <span class="keyword">static</span> <span class="keyword">const</span> uint16 TIMEOUT_MULTIPLIER;
<a name="l00619"></a>00619 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">double</span> RECONSIDERATION_COMPENSATION;
<a name="l00620"></a>00620 };
<a name="l00621"></a>00621
<a name="l00629"></a><a class="code" href="class_a_v_p_queue.html">00629</a> <span class="keyword">class </span><a class="code" href="class_a_v_p_queue.html" title="This class, an RTP/RTCP queue, adds audio/video profile (AVP) specific methods to...">AVPQueue</a> : <span class="keyword">public</span> <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a>
<a name="l00630"></a>00630 {
<a name="l00631"></a>00631 <span class="keyword">public</span>:
<a name="l00647"></a>00647 <span class="keyword">inline</span> <span class="keywordtype">void</span>
<a name="l00648"></a><a class="code" href="class_a_v_p_queue.html#3fd139decfd1175b7ad6a8abeed65bf5">00648</a> setControlBandwidth(<span class="keywordtype">float</span> fraction)
<a name="l00649"></a>00649 { <a class="code" href="class_queue_r_t_c_p_manager.html#eaa27c32efc622663a8b1d62945887ce">QueueRTCPManager::setControlBandwidth</a>(fraction); }
<a name="l00650"></a>00650
<a name="l00651"></a>00651 <span class="keywordtype">float</span>
<a name="l00652"></a><a class="code" href="class_a_v_p_queue.html#6d6f7b130b2fdf88386aebdc867e1b7b">00652</a> getControlBandwidth()<span class="keyword"> const</span>
<a name="l00653"></a>00653 <span class="keyword"> </span>{ <span class="keywordflow">return</span> <a class="code" href="class_queue_r_t_c_p_manager.html#f0be89a7b891cbe5328ae47bb8108db3">QueueRTCPManager::getControlBandwidth</a>(); }
<a name="l00654"></a>00654
<a name="l00655"></a>00655 <span class="keyword">protected</span>:
<a name="l00656"></a><a class="code" href="class_a_v_p_queue.html#af1e8cefc7f14a1a2031b0a39133d741">00656</a> <a class="code" href="class_a_v_p_queue.html" title="This class, an RTP/RTCP queue, adds audio/video profile (AVP) specific methods to...">AVPQueue</a>(uint32 size = <a class="code" href="class_membership_bookkeeping.html#53ba5e9495dfdb9ec16c551206796d99">RTPDataQueue::defaultMembersHashSize</a>,
<a name="l00657"></a>00657 <a class="code" href="class_r_t_p_application.html" title="An RTP application, holding identifying RTCP SDES item values.">RTPApplication</a>& app = <a class="code" href="group__sources.html#g206420a8423d0c261e9bfc5a388a9534" title="Get the RTPApplication object for the &quot;default&quot; application (the only one...">defaultApplication</a>()) :
<a name="l00658"></a>00658 <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a>(size,app)
<a name="l00659"></a>00659 { }
<a name="l00660"></a>00660
<a name="l00664"></a><a class="code" href="class_a_v_p_queue.html#50f8c10ddf34ea6224ce3c7cf94d9ffc">00664</a> <a class="code" href="class_a_v_p_queue.html" title="This class, an RTP/RTCP queue, adds audio/video profile (AVP) specific methods to...">AVPQueue</a>(uint32 ssrc, uint32 size =
<a name="l00665"></a>00665 <a class="code" href="class_membership_bookkeeping.html#53ba5e9495dfdb9ec16c551206796d99">RTPDataQueue::defaultMembersHashSize</a>,
<a name="l00666"></a>00666 <a class="code" href="class_r_t_p_application.html" title="An RTP application, holding identifying RTCP SDES item values.">RTPApplication</a>& app = <a class="code" href="group__sources.html#g206420a8423d0c261e9bfc5a388a9534" title="Get the RTPApplication object for the &quot;default&quot; application (the only one...">defaultApplication</a>()) :
<a name="l00667"></a>00667 <a class="code" href="class_queue_r_t_c_p_manager.html" title="Adds generic management of RTCP functions to an RTP data queue.">QueueRTCPManager</a>(ssrc,size,app)
<a name="l00668"></a>00668 { }
<a name="l00669"></a><a class="code" href="class_a_v_p_queue.html#8de3b8094de050079d3c29876119d518">00669</a> <span class="keyword">inline</span> <span class="keyword">virtual</span> ~<a class="code" href="class_a_v_p_queue.html" title="This class, an RTP/RTCP queue, adds audio/video profile (AVP) specific methods to...">AVPQueue</a>()
<a name="l00670"></a>00670 { }
<a name="l00671"></a>00671 };
<a name="l00672"></a>00672 <span class="comment">// cqueue</span>
<a name="l00674"></a>00674
<a name="l00675"></a>00675 <span class="preprocessor">#ifdef CCXX_NAMESPACES</span>
<a name="l00676"></a>00676 <span class="preprocessor"></span>}
<a name="l00677"></a>00677 <span class="preprocessor">#endif</span>
<a name="l00678"></a>00678 <span class="preprocessor"></span>
<a name="l00679"></a>00679 <span class="preprocessor">#endif //CCXX_RTP_CQUEUE_H_</span>
<a name="l00680"></a>00680 <span class="preprocessor"></span>
</pre></div></div>
<hr size="1"><address style="text-align: right;"><small>Generated on Fri Jul 24 21:42:25 2009 for ccRTP by
<a href="http://www.doxygen.org/index.html">
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