tptran.cxx

SIP 1.5.0源代码

/* ====================================================================
 * The Vovida Software License, Version 1.0 
 * 
 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 * 
 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact [e-mail].
 *
 * 4. Products derived from this software may not be called "VOCAL", nor
 *    may "VOCAL" appear in their name, without prior written
 *    permission of Vovida Networks, Inc.
 * 
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * NON-INFRINGEMENT ARE DISCLAIMED.  IN NO EVENT SHALL VOVIDA
 * NETWORKS, INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT DAMAGES
 * IN EXCESS OF $1,000, NOR FOR ANY INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * ====================================================================
 * 
 * This software consists of voluntary contributions made by Vovida
 * Networks, Inc. and many individuals on behalf of Vovida Networks,
 * Inc.  For more information on Vovida Networks, Inc., please see
 * <http://www.vovida.org/>.
 *
 */
static const char* const tpTran_cxx_Version =
    "$Id: tpTran.cxx,v 1.5 2000/12/18 23:44:52 bko Exp $";
// --- Authors ---------------------------------------------------- //
// Kim Le, Aug 1999
// ---------------------------------------------------------------- //

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

#include "rtpTypes.h"
#include "Rtp.hxx"
#include "Rtcp.hxx"
#include "RtpSession.hxx"


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

    if (argc != 5)
    {
        cerr << "Usage: program file host rtp_tran_port rtp_recv_port\n";
        return 1;
    }

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


    // open RTP stack
    RtpSession stack (argv[2], atoi(argv[3]), atoi(argv[4]),
                      atoi(argv[3]) + 1, atoi(argv[4]) + 1,
                      rtpPayloadPCMU);
    char* bufferA = new char [240];

    RtpPacket* outPacket = stack.createPacket(160);


    // continue audio path
    while (!file.eof())
    {

        // load 30ms data from file or hardwad into buffer
        file.read (bufferA, 240);

        outPacket->setPayloadUsage (240);
        outPacket->setRtpTime(stack.getPrevRtpTime() + 240);   // every 30 ms
        usleep (20*1000);

        // transmit packet
        result = stack.transmit(outPacket);
        if (result < 0)
            cerr << "x";
        else
            cerr << ".";

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

    stack.transmitRTCPBYE();
    file.close();
    return 0;
}