rtpcodec.cpp

symbian平台S60_2nd_FP2_SC rtp实现

/* ====================================================================
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 * Copyright (c) 2000 Vovida Networks, Inc.  All rights reserved.
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 * 3. The names "VOCAL", "Vovida Open Communication Application Library",
 *    and "Vovida Open Communication Application Library (VOCAL)" must
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#include <libc\string.h>

#include "cpLog.h"
#include "rtpCodec.h"

const int numRtpCodecInfo = 17;
RtpCodecInfo rtpCodecInfo[numRtpCodecInfo] = 
{
    // g711ulaw 
    // 40 words, 80 bytes silence payload for 10ms packetization - 
    { rtpPayloadPCMU, "PCMU", 80, 
    { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }
    },

    // g711ulaw 
    // 80 words, 160 bytes silence payload for 20ms packetization - 
    { rtpPayloadPCMU, "PCMU", 160, 
    { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }
    },

    // g711ulaw 
    // 120 words, 240 bytes silence payload for 30ms packetization - 
    { rtpPayloadPCMU, "PCMU", 240, 
    { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 
      0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }
    },

    // g711alaw 
    // 40 words, 80 bytes silence payload for 10ms packetization - 
    { rtpPayloadPCMA, "PCMA", 80,
    { 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55 } 
    },

    // g711alaw 
    // 80 words, 160 bytes silence payload for 20ms packetization - 
    { rtpPayloadPCMA, "PCMA", 160,
    { 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55 } 
    },

    // g711alaw 
    // 120 words, 240 bytes silence payload for 30ms packetization - 
    { rtpPayloadPCMA, "PCMA", 240,
    { 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 
      0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55 } 
    },

    // gsmfr 
    // 17 words, 34 bytes silence payload for 20ms packetization - 
    { rtpPayloadGSM, "GSMFR", 34,
/*
    { 0xD9, 0xEA, 0xC4, 0x6C, 0xE1, 0x84, 0x00, 0x39, 0x5C, 0x91, 0xC9, 0x2B, 0xA6, 0xA0, 0x49, 0x24, 0x95, 0x37, 0x24, 0x76, 
      0xE0, 0x4B, 0x23, 0x8E, 0x56, 0xDB, 0x56, 0xA0, 0x48, 0xE5, 0x8E, 0x4B, 0x2C, 0x52 } 
*/
    { 0xD8, 0x60, 0x8A, 0xD1, 0x29, 0x50, 0x0, 0x49, 0x24, 0x92, 0x49, 0x24, 0x55, 0x80, 0x2B, 0x1A, 0x6D, 0xB6, 0x9B, 0x92,
    0xC0, 0x26, 0xDB, 0x72, 0x47, 0x64, 0xD6, 0xC0, 0x3A, 0xDB, 0x76, 0x39, 0x1B, 0x0 }
    },

    // gsmfr 
    // 16 words, 32 bytes silence payload for 20ms packetization - 
    { rtpPayloadGSMEFR, "GSMEFR", 32,
/*
    { 0xC4, 0x8F, 0x43, 0xF9, 0x0A, 0xEA, 0xD6, 0x00, 0x00, 0x00, 0x00, 0x01, 0xB5, 0x80, 0x00, 0x00, 0x00, 0x00, 0x55, 0xAC, 
      0x00, 0x00, 0x00, 0x00, 0x03, 0x6B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
 */
    { 0xCE, 0x7, 0x23, 0x9B, 0xBF, 0x8E, 0x56, 0x0, 0x0, 0x0, 0x0, 0x1, 0x5, 0x9C, 0x10, 0xD0, 0xB9, 0x3A, 0x58, 0xEB,
    0x5F, 0xA7, 0x66, 0xBA, 0x15, 0xF0, 0x34, 0x67, 0x5, 0x39, 0x25, 0x0 }
    },

    // g723r53 
    // 10 words, 20 bytes silence payload for 30 ms packetization - 
    { rtpPayloadG723, "G723R53", 20,
    { 0x95, 0x0A, 0xCE, 0xDA, 0x3F, 0x3E, 0x84, 0xC3, 0xB3, 0x4C, 0xEB, 0x62, 0xA6, 0x2A, 0x0F, 0x4C, 0x72, 0xCE, 0xA9, 0xA1 } 
    },

    // g723r63 
    // 12 words, 24 bytes silence payload for 30 ms packetization - 
    { rtpPayloadG723, "G723R63", 24,
    { 0xE8, 0x2E, 0xCE, 0xDE, 0xC8, 0xB8, 0x6A, 0x84, 0xB1, 0x61, 0xE2, 0x99, 0xBE, 0x0C, 0x69, 0x71, 0x0D, 0x99, 0x53, 0x72, 
      0xFF, 0xAD, 0xB6, 0xE8 } 
    },

    // g732ar63 TODO
    // find specs

    // g723ar53 TODO
    // find specs

    // g728 TODO
    // 20 words, 40 bytes silence payload for 20ms packetization -
    { rtpPayloadG728, "G728", 40,
    { 0x30, 0xC1, 0x13, 0x4C, 0xC1, 0x4, 0x4C, 0x30, 0x4, 0x13, 0xE1, 0x14, 0x22, 0x8A, 0xA3, 0x54, 0x1C, 0x65, 0x14, 0xD0,
    0x3B, 0x95, 0x53, 0x8C, 0x14, 0x9C, 0xD, 0x65, 0x1C, 0x12, 0x7B, 0xD6, 0x0, 0x8C, 0xC0, 0xD4, 0x81, 0x3A, 0x8C, 0x12 }
    },

    // g726r16 
    // 20 words, 40 bytes silence payload for 20ms packetization - 
    { rtpPayloadG726_16, "G726R16", 40,
    { 0x03, 0x33, 0xC3, 0x3C, 0x3C, 0xCF, 0x3C, 0x03, 0xCF, 0x00, 0xF0, 0xF3, 0x3F, 0xFF, 0xC0, 0xCF, 0xF0, 0xF3, 0x00, 0xFC, 
      0xFF, 0x0C, 0x3C, 0x00, 0x0C, 0xFF, 0xCC, 0x03, 0x0C, 0xC0, 0x0C, 0xF0, 0xC3, 0x30, 0x30, 0x00, 0xCC, 0xF0, 0xF3, 0x0C }