rtpsend.cpp

// rtpsend
// Send RTP packets using ccRTP.
// Copyright (C) 2001,2002  Federico Montesino <fedemp@altern.org>
//  
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//  
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//  
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

#include <cstdlib>
#include <ccrtp/rtp.h>

#ifdef  CCXX_NAMESPACES
using namespace ost;
using namespace std;
#endif

class Sender: public RTPSession, public TimerPort {
public:
        Sender(const unsigned char* data, const InetHostAddress& ia, 
               tpport_t port, uint32 tstamp, uint16 count):
                RTPSession(InetHostAddress("0.0.0.0")),
                packetsPerSecond(10)
        {
                uint32 timestamp = tstamp? tstamp : 0;
                
                cout << "My SSRC identifier is: " 
                     << hex << (int)getLocalSSRC() << endl;

                defaultApplication().setSDESItem(SDESItemTypeTOOL,
                                                 "rtpsend demo app.");
                setSchedulingTimeout(10000);
                setExpireTimeout(1000000);
                
                if ( !addDestination(ia,port) ) {
                        cerr << "Could not connect" << endl;
                        exit();
                }
                
                setPayloadFormat(StaticPayloadFormat(sptPCMU));
                startRunning();

                uint16 tstampInc = getCurrentRTPClockRate()/packetsPerSecond;
                uint32 period = 1000/packetsPerSecond;
                TimerPort::setTimer(period);
                for ( int i = 0; i < count ; i++ ) {
                        putData(timestamp + i*tstampInc,
                                data,strlen((char *)data) + 1);
                        Thread::sleep(TimerPort::getTimer());
                        TimerPort::incTimer(period);
                }
        }

private:
        const uint16 packetsPerSecond;
};

int
main(int argc, char *argv[])
{
        cout << "rtpsend..." << endl;

        if (argc != 6) { 
                cerr << "Syntax: " << "data host port timestamp count" << endl;
                exit(1);
        }

        Sender sender((unsigned char *)argv[1], InetHostAddress(argv[2]),
                      atoi(argv[3]), atoi(argv[4]), atoi(argv[5]));
        
        cout << "I have sent " << argv[5] 
             << " RTP packets containing \"" << argv[1]
             << "\", with timestamp " << argv[4]
             << " to " << argv[2] << ":" << argv[3]
             << endl;
        return 0;
}


Generated on Tue Jun 17 07:33:17 2008 for ccRTP by  doxygen 1.5.5