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118 lines
2.7 KiB
118 lines
2.7 KiB
/*
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* Copyright (C) 2002-2003 Fhg Fokus
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*
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* This file is part of SEMS, a free SIP media server.
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*
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* SEMS is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version. This program is released under
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* the GPL with the additional exemption that compiling, linking,
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* and/or using OpenSSL is allowed.
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*
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* For a license to use the SEMS software under conditions
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* other than those described here, or to purchase support for this
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* software, please contact iptel.org by e-mail at the following addresses:
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* info@iptel.org
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*
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* SEMS is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/** @file AmRtpReceiver.h */
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#ifndef _AmRtpReceiver_h_
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#define _AmRtpReceiver_h_
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#include "AmThread.h"
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#include "atomic_types.h"
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#include "singleton.h"
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#include <event2/event.h>
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#include <map>
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using std::greater;
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class AmRtpStream;
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class _AmRtpReceiver;
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/**
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* \brief receiver for RTP for all streams.
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*
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* The RtpReceiver receives RTP packets for all streams
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* that are registered to it. It places the received packets in
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* the stream's buffer.
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*/
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class AmRtpReceiverThread
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: public AmThread
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{
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struct StreamInfo
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{
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AmRtpStream* stream;
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struct event* ev_read;
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AmRtpReceiverThread* thread;
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StreamInfo()
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: stream(NULL),
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ev_read(NULL),
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thread(NULL)
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{}
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};
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typedef std::map<int, StreamInfo> Streams;
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struct event_base* ev_base;
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struct event* ev_default;
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Streams streams;
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AmMutex streams_mut;
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AmSharedVar<bool> stop_requested;
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static void _rtp_receiver_read_cb(evutil_socket_t sd, short what, void* arg);
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public:
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AmRtpReceiverThread();
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~AmRtpReceiverThread();
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void run();
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void on_stop();
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void addStream(int sd, AmRtpStream* stream);
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void removeStream(int sd);
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void stop_and_wait();
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};
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class _AmRtpReceiver
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{
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AmRtpReceiverThread* receivers;
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unsigned int n_receivers;
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atomic_int next_index;
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protected:
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_AmRtpReceiver();
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~_AmRtpReceiver();
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void dispose();
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public:
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void start();
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void addStream(int sd, AmRtpStream* stream);
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void removeStream(int sd);
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};
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typedef singleton<_AmRtpReceiver> AmRtpReceiver;
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#endif
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// Local Variables:
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// mode:C++
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// End:
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