EncLib.cpp

bool EncLib::APSNeedsWriting(int apsId)
{
  bool isChanged = m_apsMap.getChangedFlag(apsId);
  m_apsMap.clearChangedFlag(apsId);
  return isChanged;
}
#endif

bool EncLib::PPSNeedsWriting(int ppsId)
{
  bool bChanged=m_ppsMap.getChangedFlag(ppsId);
  m_ppsMap.clearChangedFlag(ppsId);
  return bChanged;
}

bool EncLib::SPSNeedsWriting(int spsId)
{
  bool bChanged=m_spsMap.getChangedFlag(spsId);
  m_spsMap.clearChangedFlag(spsId);
  return bChanged;
}

#if X0038_LAMBDA_FROM_QP_CAPABILITY
int EncCfg::getQPForPicture(const uint32_t gopIndex, const Slice *pSlice) const
{
  const int lumaQpBDOffset = pSlice->getSPS()->getQpBDOffset(CHANNEL_TYPE_LUMA);
  int qp;

  if (getCostMode()==COST_LOSSLESS_CODING)
  {
    qp=LOSSLESS_AND_MIXED_LOSSLESS_RD_COST_TEST_QP;
  }
  else
  {
    const SliceType sliceType=pSlice->getSliceType();

    qp = getBaseQP();

    // switch at specific qp and keep this qp offset
    static int appliedSwitchDQQ = 0; /* TODO: MT */
    if( pSlice->getPOC() == getSwitchPOC() )
    {
      appliedSwitchDQQ = getSwitchDQP();
    }
    qp += appliedSwitchDQQ;

#if QP_SWITCHING_FOR_PARALLEL
    const int* pdQPs = getdQPs();
    if ( pdQPs )
    {
      qp += pdQPs[pSlice->getPOC() / (m_compositeRefEnabled ? 2 : 1)];
    }
#endif

    if(sliceType==I_SLICE)
    {
      qp += getIntraQPOffset();
    }
    else
    {
#if SHARP_LUMA_DELTA_QP
      // Only adjust QP when not lossless
      if (!(( getMaxDeltaQP() == 0 ) && (!getLumaLevelToDeltaQPMapping().isEnabled()) && (qp == -lumaQpBDOffset ) && (pSlice->getPPS()->getTransquantBypassEnabledFlag())))
#else
      if (!(( getMaxDeltaQP() == 0 ) && (qp == -lumaQpBDOffset ) && (pSlice->getPPS()->getTransquantBypassEnabledFlag())))
#endif

      {
        const GOPEntry &gopEntry=getGOPEntry(gopIndex);
        // adjust QP according to the QP offset for the GOP entry.
        qp +=gopEntry.m_QPOffset;

        // adjust QP according to QPOffsetModel for the GOP entry.
        double dqpOffset=qp*gopEntry.m_QPOffsetModelScale+gopEntry.m_QPOffsetModelOffset+0.5;
        int qpOffset = (int)floor(Clip3<double>(0.0, 3.0, dqpOffset));
        qp += qpOffset ;
      }
    }

#if !QP_SWITCHING_FOR_PARALLEL
    // modify QP if a fractional QP was originally specified, cause dQPs to be 0 or 1.
    const int* pdQPs = getdQPs();
    if ( pdQPs )
    {
      qp += pdQPs[ pSlice->getPOC() ];
    }
#endif
  }
  qp = Clip3( -lumaQpBDOffset, MAX_QP, qp );
  return qp;
}
#endif

//! \}