C++ (Cpp) xWriteSEIpayloadData Examples

Example #1

File: SEIwrite.cpp Project: Kosyl/H265Lib

/**
 * marshal all SEI messages in provided list into one bitstream bs
 */
Void SEIWriter::writeSEImessages(TComBitIf& bs, const SEIMessages &seiList, const TComSPS *sps, Bool isNested)
{
#if ENC_DEC_TRACE
  if (g_HLSTraceEnable)
    xTraceSEIHeader();
#endif

  TComBitCounter bs_count;

  for (SEIMessages::const_iterator sei=seiList.begin(); sei!=seiList.end(); sei++)
  {
    // calculate how large the payload data is
    // TODO: this would be far nicer if it used vectored buffers
    bs_count.resetBits();
    setBitstream(&bs_count);

#if ENC_DEC_TRACE
    Bool traceEnable = g_HLSTraceEnable;
    g_HLSTraceEnable = false;
#endif
    xWriteSEIpayloadData(bs_count, **sei, sps);
#if ENC_DEC_TRACE
    g_HLSTraceEnable = traceEnable;
#endif
    UInt payload_data_num_bits = bs_count.getNumberOfWrittenBits();
    assert(0 == payload_data_num_bits % 8);

    setBitstream(&bs);
    UInt payloadType = (*sei)->payloadType();
    for (; payloadType >= 0xff; payloadType -= 0xff)
    {
      WRITE_CODE(0xff, 8, "payload_type");
    }
    WRITE_CODE(payloadType, 8, "payload_type");

    UInt payloadSize = payload_data_num_bits/8;
    for (; payloadSize >= 0xff; payloadSize -= 0xff)
    {
      WRITE_CODE(0xff, 8, "payload_size");
    }
    WRITE_CODE(payloadSize, 8, "payload_size");

    /* payloadData */
#if ENC_DEC_TRACE
    if (g_HLSTraceEnable)
      xTraceSEIMessageType((*sei)->payloadType());
#endif

    xWriteSEIpayloadData(bs, **sei, sps);
  }
  if (!isNested)
  {
    xWriteRbspTrailingBits();
  }
}

Example #2

File: SEIwrite.cpp Project: leobsoares/HM-16.0

/**
 * marshal a single SEI message sei, storing the marshalled representation
 * in bitstream bs.
 */
Void SEIWriter::writeSEImessage(TComBitIf& bs, const SEI& sei, TComSPS *sps)
{
  /* calculate how large the payload data is */
  /* TODO: this would be far nicer if it used vectored buffers */
  TComBitCounter bs_count;
  bs_count.resetBits();
  setBitstream(&bs_count);


#if ENC_DEC_TRACE
  Bool traceEnable = g_HLSTraceEnable;
  g_HLSTraceEnable = false;
#endif
  xWriteSEIpayloadData(bs_count, sei, sps);
#if ENC_DEC_TRACE
  g_HLSTraceEnable = traceEnable;
#endif

  UInt payload_data_num_bits = bs_count.getNumberOfWrittenBits();
  assert(0 == payload_data_num_bits % 8);

  setBitstream(&bs);

#if ENC_DEC_TRACE
  if (g_HLSTraceEnable)
  xTraceSEIHeader();
#endif

  UInt payloadType = sei.payloadType();
  for (; payloadType >= 0xff; payloadType -= 0xff)
  {
    WRITE_CODE(0xff, 8, "payload_type");
  }
  WRITE_CODE(payloadType, 8, "payload_type");

  UInt payloadSize = payload_data_num_bits/8;
  for (; payloadSize >= 0xff; payloadSize -= 0xff)
  {
    WRITE_CODE(0xff, 8, "payload_size");
  }
  WRITE_CODE(payloadSize, 8, "payload_size");

  /* payloadData */
#if ENC_DEC_TRACE
  if (g_HLSTraceEnable)
  xTraceSEIMessageType(sei.payloadType());
#endif

  xWriteSEIpayloadData(bs, sei, sps);
}