tspacket.cpp

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// -*- Mode: c++ -*-
// Copyright (c) 2003-2004, Daniel Thor Kristjansson
#include <stdint.h> // for intptr_t
#include "tspacket.h"

const unsigned int TSHeader::kHeaderSize       = 4;

const unsigned int TSPacket::kSize             = 188;
const unsigned int TSPacket::kPayloadSize      = 188-4;

const unsigned int TSPacket::kDVBEmissionSize  = 204;
const unsigned int TSPacket::kISDBEmissionSize = 204;
const unsigned int TSPacket::k8VSBEmissionSize = 208;

const unsigned char TSHeader::kPayloadOnlyHeader[4] =
{
    SYNC_BYTE,
    0x40, // payload start
    0x0,
    0x10,  // adaptation field control == payload only
};

const unsigned char NULL_PACKET_BYTES[188] =
{
    SYNC_BYTE, 0x1F, 0xFF, 0x00,
    0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, // 36
    0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, // 68
    0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, // 100
    0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, // 132
    0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, // 164
    0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0, // 188
};

const TSPacket *TSPacket::kNullPacket =
    reinterpret_cast<const TSPacket*>(NULL_PACKET_BYTES);

QString TSPacket::toString() const
{
    QString str;
    str.append("TSPacket @0x%1  ").arg((intptr_t)(&data()[0]),0,16);
    str.append("raw: 0x%1 0x%2 0x%3 0x%4\n")
        .arg(int(data()[0]),0,16).arg(int(data()[1]),0,16)
        .arg(int(data()[2]),0,16).arg(int(data()[3]),0,16);
    str.append("                 inSync: %1\n").arg(HasSync());
    str.append("         transportError: %1\n").arg(TransportError());
    str.append("           payloadStart: %1\n").arg(PayloadStart());
    str.append("               priority: %1\n").arg(Priority());
    str.append("                    pid: %1\n").arg(PID());
    str.append("       scrambled (if>1): %1\n").arg(ScramblingControl());
    str.append(" adaptationFieldControl: %1\n").arg(AdaptationFieldControl());
    str.append("      continuityCounter: %1\n").arg(ContinuityCounter());
    return str;
}

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