rtpplayraw.cxx

SIP（Session Initiation Protocol）是由IETF定义

/* ====================================================================
 * The Vovida Software License, Version 1.0 
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static const char* const rtpPlayRaw_cxx_Version =
    "$Id: rtpPlayRaw.cxx,v 1.12 2001/06/29 21:02:42 bko Exp $";


// --- Authors ---------------------------------------------------- //
// Cullen Jennings, April 1999
// Kim Le, June 1999
// ---------------------------------------------------------------- //

#include <unistd.h>
#include <fstream>

#include "rtpTypes.h"
#include "Rtp.hxx"
#include "Rtcp.hxx"
#include "RtpSession.hxx"
#ifdef __vxworks
#include "VThread.hxx"
#endif
#include "cpLog.h"

int main (int argc, char *argv[])
{
    cpLogSetPriority (LOG_DEBUG_STACK);

    if (argc < 2)
    {
        cerr << "Usage: rtpPlay file [host] [port]\n";
        exit (1);
    }

    ifstream file(argv[1]);
    if (!file)
    {
        cerr << "Could not open file\n";
        return -1;
    }

    char* host = NULL;
    if (argc >= 3)
        host = argv[2];
    else
        host = "localhost";

    int serverPort = 9000;
    if (argc >= 4)
        serverPort = atoi(argv[3]);

    // sending to localhost on port 5000/5001
    // use seperate RTCP ports for localhost usage
    RtpSession stack (host, serverPort, 9002, serverPort+1, 9003);
    //ApiFormat is application codec and timing rate
    // 160 = 20ms for PCMU
    // 240 = 30ms for PCMU
    stack.setApiFormat (rtpPayloadPCMU, 160);
    //NetworkFormat is network codec and timing rate
    // 160 = 20ms for PCMU
    stack.setNetworkFormat (rtpPayloadPCMU, 160);

    // set SDES information - optional
    RtcpTransmitter* rtcpTran = stack.getRtcpTran();
    rtcpTran->setSdesEmail("[e-mail]");


    // send out data until end of file
    int result;
    char inbuffer[480];

    while (!file.eof())
    {

        // load data from file into buffer
        file.read (inbuffer, 320);
        result = file.gcount();

        // simulating blocking read call
        usleep (10*1000);
        result = stack.transmitRaw(inbuffer, result);
        if (result < 0)
            cerr << "x";
        else
            cerr << ".";

        // send and receive RTCP packet
        //stack.processRTCP();
    }
    file.close();

    // leaving session
    usleep (50*1000);
    stack.transmitRTCPBYE();

    RtpTransmitter* tran = stack.getRtpTran();
    cerr << endl;
    cerr << "Statistics for SRC " << tran->getSSRC() << endl;
    cerr << "Packets sent: " << tran->getPacketSent() << "     ";
    cerr << "Payload sent: " << tran->getPayloadSent() << "     ";
    cerr << endl;

    return 0;
}