/**********
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This library is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by the
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Free Software Foundation; either version 3 of the License, or (at your
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option) any later version. (See <http://www.gnu.org/copyleft/lesser.html>.)
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This library is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this library; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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**********/
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// "liveMedia"
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// Copyright (c) 1996-2017 Live Networks, Inc. All rights reserved.
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// A 'ServerMediaSubsession' object that represents an existing
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// 'RTPSink', rather than one that creates new 'RTPSink's on demand.
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// C++ header
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#ifndef _PASSIVE_SERVER_MEDIA_SUBSESSION_HH
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#define _PASSIVE_SERVER_MEDIA_SUBSESSION_HH
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#ifndef _SERVER_MEDIA_SESSION_HH
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#include "ServerMediaSession.hh"
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#endif
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#ifndef _RTP_SINK_HH
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#include "RTPSink.hh"
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#endif
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#ifndef _RTCP_HH
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#include "RTCP.hh"
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#endif
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class PassiveServerMediaSubsession: public ServerMediaSubsession {
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public:
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static PassiveServerMediaSubsession* createNew(RTPSink& rtpSink,
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RTCPInstance* rtcpInstance = NULL);
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protected:
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PassiveServerMediaSubsession(RTPSink& rtpSink, RTCPInstance* rtcpInstance);
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// called only by createNew();
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virtual ~PassiveServerMediaSubsession();
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virtual Boolean rtcpIsMuxed();
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protected: // redefined virtual functions
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virtual char const* sdpLines();
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virtual void getStreamParameters(unsigned clientSessionId,
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netAddressBits clientAddress,
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Port const& clientRTPPort,
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Port const& clientRTCPPort,
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int tcpSocketNum,
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unsigned char rtpChannelId,
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unsigned char rtcpChannelId,
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netAddressBits& destinationAddress,
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u_int8_t& destinationTTL,
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Boolean& isMulticast,
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Port& serverRTPPort,
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Port& serverRTCPPort,
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void*& streamToken);
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virtual void startStream(unsigned clientSessionId, void* streamToken,
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TaskFunc* rtcpRRHandler,
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void* rtcpRRHandlerClientData,
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unsigned short& rtpSeqNum,
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unsigned& rtpTimestamp,
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ServerRequestAlternativeByteHandler* serverRequestAlternativeByteHandler,
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void* serverRequestAlternativeByteHandlerClientData);
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virtual float getCurrentNPT(void* streamToken);
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virtual void getRTPSinkandRTCP(void* streamToken,
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RTPSink const*& rtpSink, RTCPInstance const*& rtcp);
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virtual void deleteStream(unsigned clientSessionId, void*& streamToken);
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protected:
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char* fSDPLines;
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private:
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RTPSink& fRTPSink;
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RTCPInstance* fRTCPInstance;
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HashTable* fClientRTCPSourceRecords; // indexed by client session id; used to implement RTCP "RR" handling
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};
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#endif
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