EncLib.cpp

    {
      pps.setNumSlicesInPic( m_numSlicesInPic );
      pps.setTileIdxDeltaPresentFlag( m_tileIdxDeltaPresentFlag );
      pps.setRectSlices( m_rectSlices );
      pps.initRectSliceMap( );
    }
    else
    {
      pps.initRasterSliceMap( m_rasterSliceSize );
    }
    pps.setLoopFilterAcrossTilesEnabledFlag( m_bLFCrossTileBoundaryFlag );
    pps.setLoopFilterAcrossSlicesEnabledFlag( m_bLFCrossSliceBoundaryFlag );
  }
  else
  {
    pps.setLog2CtuSize( ceilLog2( sps.getCTUSize()) );
    pps.setNumExpTileColumns(1);
    pps.setNumExpTileRows(1);
    pps.addTileColumnWidth( pps.getPicWidthInCtu( ) );
    pps.addTileRowHeight( pps.getPicHeightInCtu( ) );
    pps.initTiles();
    pps.setRectSliceFlag( 1 );
    pps.setNumSlicesInPic( 1 );
    pps.initRectSlices( );
    pps.setTileIdxDeltaPresentFlag( 0 );
    pps.setSliceTileIdx( 0, 0 );
    pps.initRectSliceMap( );
    pps.setLoopFilterAcrossTilesEnabledFlag( true );
    pps.setLoopFilterAcrossSlicesEnabledFlag( true );
  }
#else
  pps.setSingleTileInPicFlag((m_iNumColumnsMinus1 == 0 && m_iNumRowsMinus1 == 0));
#endif

  pps.setUseWP( m_useWeightedPred );
  pps.setWPBiPred( m_useWeightedBiPred );
  pps.setOutputFlagPresentFlag( false );

  if ( getDeblockingFilterMetric() )
  {
    pps.setDeblockingFilterOverrideEnabledFlag(true);
    pps.setPPSDeblockingFilterDisabledFlag(false);
  }
  else
  {
    pps.setDeblockingFilterOverrideEnabledFlag( !getLoopFilterOffsetInPPS() );
    pps.setPPSDeblockingFilterDisabledFlag( getLoopFilterDisable() );
  }

  if (! pps.getPPSDeblockingFilterDisabledFlag())
  {
    pps.setDeblockingFilterBetaOffsetDiv2( getLoopFilterBetaOffset() );
    pps.setDeblockingFilterTcOffsetDiv2( getLoopFilterTcOffset() );
  }
  else
  {
    pps.setDeblockingFilterBetaOffsetDiv2(0);
    pps.setDeblockingFilterTcOffsetDiv2(0);
  }

  // deblockingFilterControlPresentFlag is true if any of the settings differ from the inferred values:
  const bool deblockingFilterControlPresentFlag = pps.getDeblockingFilterOverrideEnabledFlag() ||
                                                  pps.getPPSDeblockingFilterDisabledFlag()     ||
                                                  pps.getDeblockingFilterBetaOffsetDiv2() != 0 ||
                                                  pps.getDeblockingFilterTcOffsetDiv2() != 0;

  pps.setDeblockingFilterControlPresentFlag(deblockingFilterControlPresentFlag);

  pps.setCabacInitPresentFlag(CABAC_INIT_PRESENT_FLAG);
  pps.setLoopFilterAcrossSlicesEnabledFlag( m_bLFCrossSliceBoundaryFlag );


  int histogram[MAX_NUM_REF + 1];
  for( int i = 0; i <= MAX_NUM_REF; i++ )
  {
    histogram[i]=0;
  }
  for( int i = 0; i < getGOPSize(); i++)
  {
    CHECK(!(getRPLEntry(0, i).m_numRefPicsActive >= 0 && getRPLEntry(0, i).m_numRefPicsActive <= MAX_NUM_REF), "Unspecified error");
    histogram[getRPLEntry(0, i).m_numRefPicsActive]++;
  }

  int maxHist=-1;
  int bestPos=0;
  for( int i = 0; i <= MAX_NUM_REF; i++ )
  {
    if(histogram[i]>maxHist)
    {
      maxHist=histogram[i];
      bestPos=i;
    }
  }
  CHECK(!(bestPos <= 15), "Unspecified error");
    pps.setNumRefIdxL0DefaultActive(bestPos);
  pps.setNumRefIdxL1DefaultActive(bestPos);
#if !JVET_P2001_REMOVE_TRANSQUANT_BYPASS
  pps.setTransquantBypassEnabledFlag(getTransquantBypassEnabledFlag());
#endif
  pps.setLog2MaxTransformSkipBlockSize(m_log2MaxTransformSkipBlockSize);
#if !JVET_P1004_REMOVE_BRICKS


  xInitPPSforTiles(pps);

#endif
#if JVET_P1006_PICTURE_HEADER
  pps.setPictureHeaderExtensionPresentFlag(false);
#else
  pps.setLoopFilterAcrossVirtualBoundariesDisabledFlag( m_loopFilterAcrossVirtualBoundariesDisabledFlag );
  pps.setNumVerVirtualBoundaries            ( m_numVerVirtualBoundaries );
  pps.setNumHorVirtualBoundaries            ( m_numHorVirtualBoundaries );
  for( unsigned int i = 0; i < m_numVerVirtualBoundaries; i++ )
  {
    pps.setVirtualBoundariesPosX            ( m_virtualBoundariesPosX[i], i );
  }
  for( unsigned int i = 0; i < m_numHorVirtualBoundaries; i++ )
  {
    pps.setVirtualBoundariesPosY            ( m_virtualBoundariesPosY[i], i );
  }
#endif

  pps.pcv = new PreCalcValues( sps, pps, true );
  pps.setRpl1IdxPresentFlag(sps.getRPL1IdxPresentFlag());
}

#if JVET_P1006_PICTURE_HEADER
void EncLib::xInitPicHeader(PicHeader &picHeader, const SPS &sps, const PPS &pps)
{
  int i;
  picHeader.initPicHeader();

  // parameter sets
  picHeader.setSPSId( sps.getSPSId() );
  picHeader.setPPSId( pps.getPPSId() );  
  
  // merge list sizes
  picHeader.setMaxNumMergeCand      ( getMaxNumMergeCand()       );
  picHeader.setMaxNumAffineMergeCand( getMaxNumAffineMergeCand() );
  picHeader.setMaxNumTriangleCand   ( getMaxNumTriangleCand()    );
  picHeader.setMaxNumIBCMergeCand   ( getMaxNumIBCMergeCand()    );
  
  // copy partitioning constraints from SPS
  picHeader.setSplitConsOverrideFlag(false);
  picHeader.setMinQTSizes( sps.getMinQTSizes() );
  picHeader.setMaxMTTHierarchyDepths( sps.getMaxMTTHierarchyDepths() );
  picHeader.setMaxBTSizes( sps.getMaxBTSizes() );
  picHeader.setMaxTTSizes( sps.getMaxTTSizes() );

  // quantization
  picHeader.setDepQuantEnabledFlag( getDepQuantEnabledFlag() );
  picHeader.setSignDataHidingEnabledFlag( getSignDataHidingEnabledFlag() );
  
  bool bUseDQP = (getCuQpDeltaSubdiv() > 0)? true : false;

  if( (getMaxDeltaQP() != 0 )|| getUseAdaptiveQP() )
  {
    bUseDQP = true;
  }

#if SHARP_LUMA_DELTA_QP
  if( getLumaLevelToDeltaQPMapping().isEnabled() )
  {
    bUseDQP = true;
  }
#endif
#if ENABLE_QPA
  if( getUsePerceptQPA() && !bUseDQP )
  {
    CHECK( m_cuQpDeltaSubdiv != 0, "max. delta-QP subdiv must be zero!" );
    bUseDQP = (getBaseQP() < 38) && (getSourceWidth() > 512 || getSourceHeight() > 320);
  }
#endif

  if( m_costMode==COST_SEQUENCE_LEVEL_LOSSLESS || m_costMode==COST_LOSSLESS_CODING )
  {
    bUseDQP=false;
  }

  if( m_RCEnableRateControl )
  {
    picHeader.setCuQpDeltaSubdivIntra( 0 );
    picHeader.setCuQpDeltaSubdivInter( 0 );
  }
  else if( bUseDQP )
  {
    picHeader.setCuQpDeltaSubdivIntra( m_cuQpDeltaSubdiv );
    picHeader.setCuQpDeltaSubdivInter( m_cuQpDeltaSubdiv );
  }
  else
  {
    picHeader.setCuQpDeltaSubdivIntra( 0 );
    picHeader.setCuQpDeltaSubdivInter( 0 );
  }

  if( m_cuChromaQpOffsetSubdiv >= 0 )
  {
    picHeader.setCuChromaQpOffsetSubdivIntra(m_cuChromaQpOffsetSubdiv);
    picHeader.setCuChromaQpOffsetSubdivInter(m_cuChromaQpOffsetSubdiv);
  }
  else
  {
    picHeader.setCuChromaQpOffsetSubdivIntra(0);
    picHeader.setCuChromaQpOffsetSubdivInter(0);
  }
  
  // sub-pictures
  picHeader.setSubPicIdSignallingPresentFlag(sps.getSubPicIdSignallingPresentFlag());
  picHeader.setSubPicIdLen(sps.getSubPicIdLen());
  for(i=0; i<sps.getNumSubPics(); i++) {
    picHeader.setSubPicId(i, sps.getSubPicId(i));
  }

  // virtual boundaries
  picHeader.setLoopFilterAcrossVirtualBoundariesDisabledFlag(sps.getLoopFilterAcrossVirtualBoundariesDisabledFlag());
  picHeader.setNumVerVirtualBoundaries(sps.getNumVerVirtualBoundaries());
  picHeader.setNumHorVirtualBoundaries(sps.getNumHorVirtualBoundaries());
  for(i=0; i<3; i++) {
    picHeader.setVirtualBoundariesPosX(sps.getVirtualBoundariesPosX(i), i);
    picHeader.setVirtualBoundariesPosY(sps.getVirtualBoundariesPosY(i), i);
  }

  // gradual decoder refresh flag
  picHeader.setGdrPicFlag(false);
  
  // BDOF / DMVR / PROF
#if JVET_P0314_PROF_BDOF_DMVR_HLS
  picHeader.setDisBdofFlag(false);
  picHeader.setDisDmvrFlag(false);
  picHeader.setDisProfFlag(false);
#else
  picHeader.setDisBdofDmvrFlag(false);
#endif
}

#endif
void EncLib::xInitAPS(APS &aps)
{
  //Do nothing now
}

void EncLib::xInitRPL(SPS &sps, bool isFieldCoding)
{
  ReferencePictureList*      rpl;

  int numRPLCandidates = getRPLCandidateSize(0);
#if FIELD_CODING_FIX
  // To allocate one additional memory for RPL of POC1 (first bottom field) which is not specified in cfg file
  sps.createRPLList0(numRPLCandidates + (isFieldCoding ? 1 : 0));
  sps.createRPLList1(numRPLCandidates + (isFieldCoding ? 1 : 0));
#else
  sps.createRPLList0(numRPLCandidates);
  sps.createRPLList1(numRPLCandidates);
#endif
  RPLList* rplList = 0;

  for (int i = 0; i < 2; i++)
  {
    rplList = (i == 0) ? sps.getRPLList0() : sps.getRPLList1();
    for (int j = 0; j < numRPLCandidates; j++)
    {
      const RPLEntry &ge = getRPLEntry(i, j);
      rpl = rplList->getReferencePictureList(j);
      rpl->setNumberOfShorttermPictures(ge.m_numRefPics);
      rpl->setNumberOfLongtermPictures(0);   //Hardcoded as 0 for now. need to update this when implementing LTRP
      rpl->setNumberOfActivePictures(ge.m_numRefPicsActive);
      rpl->setLtrpInSliceHeaderFlag(ge.m_ltrp_in_slice_header_flag);
#if JVET_O1159_SCALABILITY
      rpl->setInterLayerPresentFlag( sps.getInterLayerPresentFlag() );
      // inter-layer reference picture is not signaled in SPS RPL, SPS is shared currently
      rpl->setNumberOfInterLayerPictures( 0 );
#endif

      for (int k = 0; k < ge.m_numRefPics; k++)
      {
#if JVET_O1159_SCALABILITY
        rpl->setRefPicIdentifier( k, ge.m_deltaRefPics[k], 0, false, 0 );
#else
        rpl->setRefPicIdentifier(k, ge.m_deltaRefPics[k], 0);
#endif
      }
    }
  }

#if FIELD_CODING_FIX
  if (isFieldCoding)
  {
    // To set RPL of POC1 (first bottom field) which is not specified in cfg file
    for (int i = 0; i < 2; i++)
    {
      rplList = (i == 0) ? sps.getRPLList0() : sps.getRPLList1();
      rpl = rplList->getReferencePictureList(numRPLCandidates);
      rpl->setNumberOfShorttermPictures(1);
      rpl->setNumberOfLongtermPictures(0);
      rpl->setNumberOfActivePictures(1);
      rpl->setLtrpInSliceHeaderFlag(0);
      rpl->setRefPicIdentifier(0, 1, 0);
      rpl->setPOC(0, 0);
    }
  }
#endif

  //Check if all delta POC of STRP in each RPL has the same sign
  //Check RPLL0 first
  const RPLList* rplList0 = sps.getRPLList0();
  const RPLList* rplList1 = sps.getRPLList1();
  uint32_t numberOfRPL = sps.getNumRPL0();

  bool isAllEntriesinRPLHasSameSignFlag = true;
  bool isFirstEntry = true;
  bool lastSign = true;        //true = positive ; false = negative
  for (uint32_t ii = 0; isAllEntriesinRPLHasSameSignFlag && ii < numberOfRPL; ii++)
  {
    const ReferencePictureList* rpl = rplList0->getReferencePictureList(ii);
    for (uint32_t jj = 0; isAllEntriesinRPLHasSameSignFlag && jj < rpl->getNumberOfActivePictures(); jj++)
    {
      if (!rpl->isRefPicLongterm(jj) && isFirstEntry)
      {
        lastSign = (rpl->getRefPicIdentifier(jj) >= 0) ? true : false;
        isFirstEntry = false;
      }
      else if (!rpl->isRefPicLongterm(jj) && (((rpl->getRefPicIdentifier(jj) - rpl->getRefPicIdentifier(jj - 1)) >= 0 && lastSign == false) || ((rpl->getRefPicIdentifier(jj) - rpl->getRefPicIdentifier(jj - 1)) < 0 && lastSign == true)))
      {
        isAllEntriesinRPLHasSameSignFlag = false;
      }
    }
  }
  //Check RPLL1. Skip it if it is already found out that this flag is not true for RPL0 or if RPL1 is the same as RPL0
  numberOfRPL = sps.getNumRPL1();
  isFirstEntry = true;
  lastSign = true;
  for (uint32_t ii = 0; isAllEntriesinRPLHasSameSignFlag && !sps.getRPL1CopyFromRPL0Flag() && ii < numberOfRPL; ii++)
  {
    isFirstEntry = true;
    const ReferencePictureList* rpl = rplList1->getReferencePictureList(ii);
    for (uint32_t jj = 0; isAllEntriesinRPLHasSameSignFlag && jj < rpl->getNumberOfActivePictures(); jj++)
    {
      if (!rpl->isRefPicLongterm(jj) && isFirstEntry)
      {
        lastSign = (rpl->getRefPicIdentifier(jj) >= 0) ? true : false;
        isFirstEntry = false;
      }
      else if (!rpl->isRefPicLongterm(jj) && (((rpl->getRefPicIdentifier(jj) - rpl->getRefPicIdentifier(jj - 1)) >= 0 && lastSign == false) || ((rpl->getRefPicIdentifier(jj) - rpl->getRefPicIdentifier(jj - 1)) < 0 && lastSign == true)))
      {
        isAllEntriesinRPLHasSameSignFlag = false;
      }
    }
  }
  sps.setAllActiveRplEntriesHasSameSignFlag(isAllEntriesinRPLHasSameSignFlag);
}

void EncLib::getActiveRefPicListNumForPOC(const SPS *sps, int POCCurr, int GOPid, uint32_t *activeL0, uint32_t *activeL1)
{
  if (m_uiIntraPeriod < 0)  //Only for RA
  {
    *activeL0 = *activeL1 = 0;
    return;
  }
  uint32_t rpl0Idx = GOPid;
  uint32_t rpl1Idx = GOPid;

  int fullListNum = m_iGOPSize;
  int partialListNum = getRPLCandidateSize(0) - m_iGOPSize;
  int extraNum = fullListNum;
  if (m_uiIntraPeriod < 0)
  {
#if JVET_P0345_LD_GOP_8
    if (POCCurr < (2 * m_iGOPSize + 2))
#else
    if (POCCurr < 10)
#endif
    {
      rpl0Idx = POCCurr + m_iGOPSize - 1;
      rpl1Idx = POCCurr + m_iGOPSize - 1;
    }
    else
    {
      rpl0Idx = (POCCurr%m_iGOPSize == 0) ? m_iGOPSize - 1 : POCCurr%m_iGOPSize - 1;
      rpl1Idx = (POCCurr%m_iGOPSize == 0) ? m_iGOPSize - 1 : POCCurr%m_iGOPSize - 1;
    }
    extraNum = fullListNum + partialListNum;
  }
  for (; extraNum<fullListNum + partialListNum; extraNum++)
  {
    if (m_uiIntraPeriod > 0 && getDecodingRefreshType() > 0)
    {
      int POCIndex = POCCurr%m_uiIntraPeriod;
      if (POCIndex == 0)
        POCIndex = m_uiIntraPeriod;
      if (POCIndex == m_RPLList0[extraNum].m_POC)
      {
        rpl0Idx = extraNum;
        rpl1Idx = extraNum;
        extraNum++;
      }
    }
  }

  const ReferencePictureList *rpl0 = sps->getRPLList0()->getReferencePictureList(rpl0Idx);
  *activeL0 = rpl0->getNumberOfActivePictures();
  const ReferencePictureList *rpl1 = sps->getRPLList1()->getReferencePictureList(rpl1Idx);
  *activeL1 = rpl1->getNumberOfActivePictures();
}

void EncLib::selectReferencePictureList(Slice* slice, int POCCurr, int GOPid, int ltPoc)
{
  bool isEncodeLtRef = (POCCurr == ltPoc);
  if (m_compositeRefEnabled && isEncodeLtRef)
  {
    POCCurr++;
  }

  slice->setRPL0idx(GOPid);
  slice->setRPL1idx(GOPid);

  int fullListNum = m_iGOPSize;
  int partialListNum = getRPLCandidateSize(0) - m_iGOPSize;
  int extraNum = fullListNum;
  if (m_uiIntraPeriod < 0)
  {
#if JVET_P0345_LD_GOP_8
    if (POCCurr < (2 * m_iGOPSize + 2))
#else
    if (POCCurr < 10)
#endif
    {
      slice->setRPL0idx(POCCurr + m_iGOPSize - 1);
      slice->setRPL1idx(POCCurr + m_iGOPSize - 1);
    }
    else
    {
      slice->setRPL0idx((POCCurr%m_iGOPSize == 0) ? m_iGOPSize - 1 : POCCurr%m_iGOPSize - 1);
      slice->setRPL1idx((POCCurr%m_iGOPSize == 0) ? m_iGOPSize - 1 : POCCurr%m_iGOPSize - 1);
    }
    extraNum = fullListNum + partialListNum;
  }
  for (; extraNum < fullListNum + partialListNum; extraNum++)
  {
    if (m_uiIntraPeriod > 0 && getDecodingRefreshType() > 0)
    {
      int POCIndex = POCCurr%m_uiIntraPeriod;
      if (POCIndex == 0)
        POCIndex = m_uiIntraPeriod;
      if (POCIndex == m_RPLList0[extraNum].m_POC)
      {
        slice->setRPL0idx(extraNum);
        slice->setRPL1idx(extraNum);
        extraNum++;
      }
    }
  }

#if FIELD_CODING_FIX
  if (slice->getPic()->fieldPic)
  {
    // To set RPL index of POC1 (first bottom field)
    if (POCCurr == 1)
    {
      slice->setRPL0idx(getRPLCandidateSize(0));
      slice->setRPL1idx(getRPLCandidateSize(0));
    }
    else if (m_uiIntraPeriod < 0)
    {
      // To set RPL indexes for LD
      int numRPLCandidates = getRPLCandidateSize(0);
      if (POCCurr < numRPLCandidates - m_iGOPSize + 2)
      {
        slice->setRPL0idx(POCCurr + m_iGOPSize - 2);
        slice->setRPL1idx(POCCurr + m_iGOPSize - 2);
      }
      else
      {
        if (POCCurr%m_iGOPSize == 0)
        {
          slice->setRPL0idx(m_iGOPSize - 2);
          slice->setRPL1idx(m_iGOPSize - 2);
        }
        else if (POCCurr%m_iGOPSize == 1)
        {
          slice->setRPL0idx(m_iGOPSize - 1);
          slice->setRPL1idx(m_iGOPSize - 1);
        }
        else
        {
          slice->setRPL0idx(POCCurr % m_iGOPSize - 2);
          slice->setRPL1idx(POCCurr % m_iGOPSize - 2);
        }
      }
    }
  }
#endif

  const ReferencePictureList *rpl0 = (slice->getSPS()->getRPLList0()->getReferencePictureList(slice->getRPL0idx()));
  const ReferencePictureList *rpl1 = (slice->getSPS()->getRPLList1()->getReferencePictureList(slice->getRPL1idx()));
  slice->setRPL0(rpl0);
  slice->setRPL1(rpl1);
}

#if !JVET_P1004_REMOVE_BRICKS
void  EncLib::xInitPPSforTiles(PPS &pps)
{
  if ( (m_iNumColumnsMinus1==0) && (m_iNumRowsMinus1==0) )
  {
    // one, no bricks
    pps.setSingleTileInPicFlag(true);
    pps.setSingleBrickPerSliceFlag(true);
    pps.setRectSliceFlag(true);
  }
  else
  {
    pps.setSingleTileInPicFlag(false);
    pps.setSingleBrickPerSliceFlag( m_sliceMode==SINGLE_BRICK_PER_SLICE );
    pps.setRectSliceFlag( m_sliceMode==SINGLE_BRICK_PER_SLICE );
    if (m_rectSliceFlag)
      pps.setRectSliceFlag(m_rectSliceFlag);
  }
  pps.setUniformTileSpacingFlag( m_tileUniformSpacingFlag );
  pps.setNumTileColumnsMinus1( m_iNumColumnsMinus1 );
  pps.setNumTileRowsMinus1( m_iNumRowsMinus1 );
  if( !m_tileUniformSpacingFlag )
  {
    pps.setTileColumnWidth( m_tileColumnWidth );
    pps.setTileRowHeight( m_tileRowHeight );
  }
  else
  {
    pps.setTileColsWidthMinus1(m_uniformTileColsWidthMinus1);
    pps.setTileRowsHeightMinus1(m_uniformTileRowHeightMinus1);
  }
  pps.setLoopFilterAcrossBricksEnabledFlag( m_loopFilterAcrossBricksEnabledFlag );

  //pps.setRectSliceFlag( m_rectSliceFlag );
  pps.setNumSlicesInPicMinus1( m_numSlicesInPicMinus1 );
  pps.setTopLeftBrickIdx(m_topLeftBrickIdx);
  pps.setBottomRightBrickIdx(m_bottomRightBrickIdx);
  if (m_numSlicesInPicMinus1 > 0)
  {
    std::vector<int> bottomrightdelta(m_numSlicesInPicMinus1 + 1);
    for (int i = 0; i < m_numSlicesInPicMinus1 + 1; i++)
    {
      bottomrightdelta[i] = (i == 0) ? m_bottomRightBrickIdx[i] : m_bottomRightBrickIdx[i] - m_bottomRightBrickIdx[i - 1];
    }
    pps.setBottomRightBrickIdxDelta(bottomrightdelta);
  }

  pps.setLoopFilterAcrossBricksEnabledFlag( m_loopFilterAcrossBricksEnabledFlag );
  pps.setLoopFilterAcrossSlicesEnabledFlag( m_loopFilterAcrossSlicesEnabledFlag );
  pps.setSignalledSliceIdFlag( m_signalledSliceIdFlag );
  pps.setSignalledSliceIdLengthMinus1( m_signalledSliceIdLengthMinus1 );
  pps.setSignalledSliceIdFlag( m_signalledSliceIdFlag );
  pps.setSignalledSliceIdLengthMinus1( m_signalledSliceIdLengthMinus1 );
  pps.setSliceId( m_sliceId );

  int numTiles= (m_iNumColumnsMinus1 + 1) * (m_iNumRowsMinus1 + 1);
  pps.setNumTilesInPic(numTiles);
  std::vector<int> tileHeight(numTiles);

  if (m_brickSplitMap.empty())
  {
    pps.setBrickSplittingPresentFlag(false);
  }
  else
  {
    pps.setBrickSplittingPresentFlag(true);

    std::vector<bool> brickSplitFlag (numTiles, false);
    std::vector<bool> uniformBrickSpacingFlag (numTiles, false);
    std::vector<int>  brickHeightMinus1 (numTiles, 0);
    std::vector<int> numBrickRowsMinus2(numTiles, 0);
    std::vector<std::vector<int>>  brickRowHeightMinus1 (numTiles);

    for (auto &brickSplit: m_brickSplitMap)
    {
      int tileIdx = brickSplit.first;
      CHECK ( tileIdx >= numTiles, "Brick split specified for undefined tile");

      brickSplitFlag[tileIdx]           = true;
      uniformBrickSpacingFlag [tileIdx] = brickSplit.second.m_uniformSplit;
      if (uniformBrickSpacingFlag [tileIdx])
      {
        brickHeightMinus1[tileIdx]=brickSplit.second.m_uniformHeight - 1;
      }
      else
      {
        numBrickRowsMinus2[tileIdx] = brickSplit.second.m_numSplits - 1;
        brickRowHeightMinus1[tileIdx].resize(brickSplit.second.m_numSplits);
        for (int i=0; i<brickSplit.second.m_numSplits; i++)
        {
          brickRowHeightMinus1[tileIdx][i]=brickSplit.second.m_brickHeight[i] - 1;
        }
      }
    }
    pps.setBrickSplitFlag(brickSplitFlag);
    pps.setUniformBrickSpacingFlag(uniformBrickSpacingFlag);
    pps.setBrickHeightMinus1(brickHeightMinus1);
    pps.setNumBrickRowsMinus2(numBrickRowsMinus2);
    pps.setBrickRowHeightMinus1(brickRowHeightMinus1);

    // check brick dimensions
    std::vector<uint32_t> tileRowHeight (m_iNumRowsMinus1+1);
    int picHeightInCtus = (getSourceHeight() + m_maxCUHeight - 1) / m_maxCUHeight;

    // calculate all tile row heights
    if( pps.getUniformTileSpacingFlag() )
    {
      //set width and height for each (uniform) tile
      for(int row=0; row < m_iNumRowsMinus1 + 1; row++)
      {
        tileRowHeight[row] = (row+1)*picHeightInCtus/(m_iNumRowsMinus1+1)   - (row*picHeightInCtus)/(m_iNumRowsMinus1 + 1);
      }
    }
    else
    {
      tileRowHeight[ m_iNumRowsMinus1 ] = picHeightInCtus;
      for( int j = 0; j < m_iNumRowsMinus1; j++ )
      {
        tileRowHeight[ j ] = pps.getTileRowHeight( j );
        tileRowHeight[ m_iNumRowsMinus1 ]  =  tileRowHeight[ m_iNumRowsMinus1 ] - pps.getTileRowHeight( j );
      }
    }

    // check brick splits for each tile
    for (int tileIdx=0; tileIdx < numTiles; tileIdx++)
    {
      const int tileY = tileIdx / (m_iNumColumnsMinus1 + 1);

      tileHeight[tileIdx] = tileRowHeight[tileY];

      if (tileHeight[tileIdx] <= 1)
      {
        CHECK(pps.getBrickSplitFlag(tileIdx) != 0, "The value of brick_split_flag[ i ] shall be 0 if tileHeight <= 1");
      }
      if (pps.getBrickSplitFlag(tileIdx))
      {
        if (tileHeight[tileIdx] <= 2)
        {
          CHECK(pps.getUniformBrickSpacingFlag(tileIdx) != 1, "The value of uniform_brick_spacing_flag[ i ] shall be 1 if tileHeight <= 2");
        }
        if (pps.getUniformBrickSpacingFlag(tileIdx))
        {
          CHECK((pps.getBrickHeightMinus1(tileIdx) + 1) >= tileHeight[tileIdx], "Brick height larger than or equal to tile height");
        }
        else
        {
          int cumulativeHeight=0;
          for (int i = 0; i <= pps.getNumBrickRowsMinus2(tileIdx); i++)
          {
            cumulativeHeight += pps.getBrickRowHeightMinus1(tileIdx, i) + 1;
          }
          CHECK(cumulativeHeight >= tileHeight[tileIdx], "Cumulative brick height larger than or equal to tile height");
        }
      }
    }
  }
  pps.setTileHeight(tileHeight);
}

void  EncCfg::xCheckGSParameters()
{
  int   iWidthInCU = ( m_iSourceWidth%m_maxCUWidth ) ? m_iSourceWidth/m_maxCUWidth + 1 : m_iSourceWidth/m_maxCUWidth;
  int   iHeightInCU = ( m_iSourceHeight%m_maxCUHeight ) ? m_iSourceHeight/m_maxCUHeight + 1 : m_iSourceHeight/m_maxCUHeight;
  uint32_t  uiCummulativeColumnWidth = 0;
  uint32_t  uiCummulativeRowHeight = 0;

  if (m_tileUniformSpacingFlag && m_uniformTileColsWidthMinus1 == -1)
  {
    EXIT("Uniform tiles specified with unspecified or invalid UniformTileColsWidthMinus1 value");
  }
  if (m_tileUniformSpacingFlag && m_uniformTileRowHeightMinus1 == -1)
  {
    EXIT("Uniform tiles specified with unspecified or invalid UniformTileRowHeightMinus1 value");
  }
  if (m_tileUniformSpacingFlag && m_uniformTileColsWidthMinus1 >= iWidthInCU)
  {
    EXIT("UniformTileColsWidthMinus1 too large");
  }
  if (m_tileUniformSpacingFlag && m_uniformTileRowHeightMinus1 >= iHeightInCU)
  {
    EXIT("UniformTileRowHeightMinus1 too large");
  }

  //check the column relative parameters
  if( m_iNumColumnsMinus1 >= (1<<(LOG2_MAX_NUM_COLUMNS_MINUS1+1)) )
  {
    EXIT( "The number of columns is larger than the maximum allowed number of columns." );
  }

  if( m_iNumColumnsMinus1 >= iWidthInCU )
  {
    EXIT( "The current picture can not have so many columns." );
  }

  if( m_iNumColumnsMinus1 && !m_tileUniformSpacingFlag )
  {
    for(int i=0; i<m_iNumColumnsMinus1; i++)
    {
      uiCummulativeColumnWidth += m_tileColumnWidth[i];
    }

    if( uiCummulativeColumnWidth >= iWidthInCU )
    {
      EXIT( "The width of the column is too large." );
    }
  }

  //check the row relative parameters
  if( m_iNumRowsMinus1 >= (1<<(LOG2_MAX_NUM_ROWS_MINUS1+1)) )
  {
    EXIT( "The number of rows is larger than the maximum allowed number of rows." );
  }

  if( m_iNumRowsMinus1 >= iHeightInCU )
  {
    EXIT( "The current picture can not have so many rows." );
  }

  if( m_iNumRowsMinus1 && !m_tileUniformSpacingFlag )
  {
    for(int i=0; i<m_iNumRowsMinus1; i++)
    {
      uiCummulativeRowHeight += m_tileRowHeight[i];
    }

    if( uiCummulativeRowHeight >= iHeightInCU )
    {
      EXIT( "The height of the row is too large." );
    }
  }
}
#endif

void EncLib::setParamSetChanged(int spsId, int ppsId)
{
  m_ppsMap.setChangedFlag(ppsId);
  m_spsMap.setChangedFlag(spsId);
}
bool EncLib::APSNeedsWriting(int apsId)
{
  bool isChanged = m_apsMap.getChangedFlag(apsId);
  m_apsMap.clearChangedFlag(apsId);
  return isChanged;
}

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;
}

void EncLib::checkPltStats( Picture* pic )
{
  int totalArea = 0;
  int pltArea = 0;
  for (auto apu : pic->cs->pus)
  {
    for (int i = 0; i < MAX_NUM_TBLOCKS; ++i)
    {
      int puArea = apu->blocks[i].width * apu->blocks[i].height;
      if (apu->blocks[i].width > 0 && apu->blocks[i].height > 0)
      {
        totalArea += puArea;
        if (CU::isPLT(*apu->cu) || CU::isIBC(*apu->cu))
        {
          pltArea += puArea;
        }
        break;
      }

    }
  }
  if (pltArea * PLT_FAST_RATIO < totalArea)
  {
    m_doPlt = false;
  }
  else
  {
    m_doPlt = true;
  }
}

#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)
  {
#if JVET_AHG14_LOSSLESS
    qp = LOSSLESS_AND_MIXED_LOSSLESS_RD_COST_TEST_QP - ( ( pSlice->getSPS()->getBitDepth( CHANNEL_TYPE_LUMA ) - 8 ) * 6 );
#else
    qp=LOSSLESS_AND_MIXED_LOSSLESS_RD_COST_TEST_QP;
#endif
  }
  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 !JVET_P2001_REMOVE_TRANSQUANT_BYPASS
#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

      {
#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 !JVET_P2001_REMOVE_TRANSQUANT_BYPASS
    }
#endif

#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


//! \}