EncAppCfg.cpp

  xConfirmPara( m_framesToBeEncoded < m_switchPOC,                                          "debug POC out of range" );

  xConfirmPara( m_iGOPSize < 1 ,                                                            "GOP Size must be greater or equal to 1" );
  xConfirmPara( m_iGOPSize > 1 &&  m_iGOPSize % 2,                                          "GOP Size must be a multiple of 2, if GOP Size is greater than 1" );
  xConfirmPara( (m_iIntraPeriod > 0 && m_iIntraPeriod < m_iGOPSize) || m_iIntraPeriod == 0, "Intra period must be more than GOP size, or -1 , not 0" );
  xConfirmPara( m_drapPeriod < 0,                                                           "DRAP period must be greater or equal to 0" );
  xConfirmPara( m_edrapPeriod < 0,                                                          "EDRAP period must be greater or equal to 0" );
  xConfirmPara( m_iDecodingRefreshType < 0 || m_iDecodingRefreshType > 3,                   "Decoding Refresh Type must be comprised between 0 and 3 included" );

  if (m_isField)
  {
    if (!m_frameFieldInfoSEIEnabled)
    {
      msg( WARNING, "*************************************************************************************\n");
      msg( WARNING, "** WARNING: Frame field information SEI should be enabled for field coding!        **\n");
      msg( WARNING, "*************************************************************************************\n");
    }
  }
  if ( m_pictureTimingSEIEnabled && (!m_bufferingPeriodSEIEnabled))
  {
    msg( WARNING, "****************************************************************************\n");
    msg( WARNING, "** WARNING: Picture Timing SEI requires Buffering Period SEI. Disabling.  **\n");
    msg( WARNING, "****************************************************************************\n");
    m_pictureTimingSEIEnabled = false;
  }

  xConfirmPara( m_bufferingPeriodSEIEnabled == true && m_RCCpbSize == 0,  "RCCpbSize must be greater than zero, when buffering period SEI is enabled" );

  xConfirmPara (m_log2MaxTransformSkipBlockSize < 2, "Transform Skip Log2 Max Size must be at least 2 (4x4)");

  xConfirmPara ( m_onePictureOnlyConstraintFlag && m_framesToBeEncoded!=1, "When onePictureOnlyConstraintFlag is true, the number of frames to be encoded must be 1" );
  if (m_profile != Profile::NONE)
  {
    const ProfileFeatures *features = ProfileFeatures::getProfileFeatures(m_profile);
    CHECK(features->profile != m_profile, "Profile not found");
    xConfirmPara(m_level == Level::LEVEL15_5 && !features->canUseLevel15p5, "Profile does not support level 15.5");
  }

  xConfirmPara( m_iQP < -6 * (m_internalBitDepth[CHANNEL_TYPE_LUMA] - 8) || m_iQP > MAX_QP, "QP exceeds supported range (-QpBDOffsety to 63)" );
#if W0038_DB_OPT
  xConfirmPara( m_deblockingFilterMetric!=0 && (m_deblockingFilterDisable || m_deblockingFilterOffsetInPPS), "If DeblockingFilterMetric is non-zero then both LoopFilterDisable and LoopFilterOffsetInPPS must be 0");
#else
  xConfirmPara( m_DeblockingFilterMetric && (m_bLoopFilterDisable || m_loopFilterOffsetInPPS), "If DeblockingFilterMetric is true then both LoopFilterDisable and LoopFilterOffsetInPPS must be 0");
#endif
  xConfirmPara( m_deblockingFilterBetaOffsetDiv2 < -12 || m_deblockingFilterBetaOffsetDiv2 > 12,          "Loop Filter Beta Offset div. 2 exceeds supported range (-12 to 12" );
  xConfirmPara( m_deblockingFilterTcOffsetDiv2 < -12 || m_deblockingFilterTcOffsetDiv2 > 12,              "Loop Filter Tc Offset div. 2 exceeds supported range (-12 to 12)" );
  xConfirmPara( m_deblockingFilterCbBetaOffsetDiv2 < -12 || m_deblockingFilterCbBetaOffsetDiv2 > 12,      "Loop Filter Beta Offset div. 2 exceeds supported range (-12 to 12" );
  xConfirmPara( m_deblockingFilterCbTcOffsetDiv2 < -12 || m_deblockingFilterCbTcOffsetDiv2 > 12,          "Loop Filter Tc Offset div. 2 exceeds supported range (-12 to 12)" );
  xConfirmPara( m_deblockingFilterCrBetaOffsetDiv2 < -12 || m_deblockingFilterCrBetaOffsetDiv2 > 12,      "Loop Filter Beta Offset div. 2 exceeds supported range (-12 to 12" );
  xConfirmPara( m_deblockingFilterCrTcOffsetDiv2 < -12 || m_deblockingFilterCrTcOffsetDiv2 > 12,          "Loop Filter Tc Offset div. 2 exceeds supported range (-12 to 12)" );
  xConfirmPara( m_iSearchRange < 0 ,                                                        "Search Range must be more than 0" );
  xConfirmPara( m_bipredSearchRange < 0 ,                                                   "Bi-prediction refinement search range must be more than 0" );
  xConfirmPara( m_minSearchWindow < 0,                                                      "Minimum motion search window size for the adaptive window ME must be greater than or equal to 0" );
  xConfirmPara( m_iMaxDeltaQP > MAX_DELTA_QP,                                               "Absolute Delta QP exceeds supported range (0 to 7)" );
#if ENABLE_QPA
  xConfirmPara( m_bUsePerceptQPA && m_uiDeltaQpRD > 0,                                      "Perceptual QPA cannot be used together with slice-level multiple-QP optimization" );
#endif
#if SHARP_LUMA_DELTA_QP
  xConfirmPara( m_lumaLevelToDeltaQPMapping.mode && m_uiDeltaQpRD > 0,                      "Luma-level-based Delta QP cannot be used together with slice level multiple-QP optimization\n" );
  xConfirmPara( m_lumaLevelToDeltaQPMapping.mode && m_RCEnableRateControl,                  "Luma-level-based Delta QP cannot be used together with rate control\n" );
#endif
  if (m_lumaLevelToDeltaQPMapping.mode && m_lmcsEnabled)
  {
    msg(WARNING, "For HDR-PQ, LMCS should be used mutual-exclusively with Luma-level-based Delta QP. If use LMCS, turn lumaDQP off.\n");
    m_lumaLevelToDeltaQPMapping.mode = LUMALVL_TO_DQP_DISABLED;
  }
  if (!m_lmcsEnabled)
  {
    m_reshapeSignalType = RESHAPE_SIGNAL_NULL;
    m_intraCMD = 0;
  }
  if (m_lmcsEnabled && m_reshapeSignalType == RESHAPE_SIGNAL_PQ)
  {
    m_intraCMD = 1;
  }
  else if (m_lmcsEnabled && (m_reshapeSignalType == RESHAPE_SIGNAL_SDR || m_reshapeSignalType == RESHAPE_SIGNAL_HLG))
  {
    m_intraCMD = 0;
  }
  else
  {
    m_lmcsEnabled = false;
  }
  if (m_lmcsEnabled)
  {
    xConfirmPara(m_updateCtrl < 0, "Min. LMCS Update Control is 0");
    xConfirmPara(m_updateCtrl > 2, "Max. LMCS Update Control is 2");
    xConfirmPara(m_adpOption < 0, "Min. LMCS Adaptation Option is 0");
    xConfirmPara(m_adpOption > 4, "Max. LMCS Adaptation Option is 4");
    xConfirmPara(m_initialCW < 0, "Min. Initial Total Codeword is 0");
    xConfirmPara(m_initialCW > 1023, "Max. Initial Total Codeword is 1023");
    xConfirmPara(m_CSoffset < -7, "Min. LMCS Offset value is -7");
    xConfirmPara(m_CSoffset > 7, "Max. LMCS Offset value is 7");
    if (m_updateCtrl > 0 && m_adpOption > 2) { m_adpOption -= 2; }
  }

  if (m_ctiSEIEnabled)
  {
    xConfirmPara(m_ctiSEINumberChromaLut < 0 || m_ctiSEINumberChromaLut > 2, "CTI number of chroma LUTs is out of range");
  }
  xConfirmPara( m_cbQpOffset < -12,   "Min. Chroma Cb QP Offset is -12" );
  xConfirmPara( m_cbQpOffset >  12,   "Max. Chroma Cb QP Offset is  12" );
  xConfirmPara( m_crQpOffset < -12,   "Min. Chroma Cr QP Offset is -12" );
  xConfirmPara( m_crQpOffset >  12,   "Max. Chroma Cr QP Offset is  12" );
  xConfirmPara( m_cbQpOffsetDualTree < -12,   "Min. Chroma Cb QP Offset for dual tree is -12" );
  xConfirmPara( m_cbQpOffsetDualTree >  12,   "Max. Chroma Cb QP Offset for dual tree is  12" );
  xConfirmPara( m_crQpOffsetDualTree < -12,   "Min. Chroma Cr QP Offset for dual tree is -12" );
  xConfirmPara( m_crQpOffsetDualTree >  12,   "Max. Chroma Cr QP Offset for dual tree is  12" );
  if (m_dualTree && (m_chromaFormatIDC == CHROMA_400))
  {
    msg( WARNING, "****************************************************************************\n");
    msg( WARNING, "** WARNING: --DualITree has been disabled because the chromaFormat is 400 **\n");
    msg( WARNING, "****************************************************************************\n");
    m_dualTree = false;
  }
  if (m_alf)
  {
    xConfirmPara(m_alfStrengthLuma < 0.0, "ALFStrengthLuma is less than 0. Valid range is 0.0 <= ALFStrengthLuma <= 1.0");
    xConfirmPara(m_alfStrengthLuma > 1.0, "ALFStrengthLuma is greater than 1. Valid range is 0.0 <= ALFStrengthLuma <= 1.0");
  }
  if (m_ccalf)
  {
    xConfirmPara(m_ccalfStrength < 0.0, "CCALFStrength is less than 0. Valid range is 0.0 <= CCALFStrength <= 1.0");
    xConfirmPara(m_ccalfStrength > 1.0, "CCALFStrength is greater than 1. Valid range is 0.0 <= CCALFStrength <= 1.0");
  }
  if (m_alf)
  {
    xConfirmPara(m_alfStrengthChroma < 0.0, "ALFStrengthChroma is less than 0. Valid range is 0.0 <= ALFStrengthChroma <= 1.0");
    xConfirmPara(m_alfStrengthChroma > 1.0, "ALFStrengthChroma is greater than 1. Valid range is 0.0 <= ALFStrengthChroma <= 1.0");
    xConfirmPara(m_alfStrengthTargetLuma < 0.0, "ALFStrengthTargetLuma is less than 0. Valid range is 0.0 <= ALFStrengthTargetLuma <= 1.0");
    xConfirmPara(m_alfStrengthTargetLuma > 1.0, "ALFStrengthTargetLuma is greater than 1. Valid range is 0.0 <= ALFStrengthTargetLuma <= 1.0");
    xConfirmPara(m_alfStrengthTargetChroma < 0.0, "ALFStrengthTargetChroma is less than 0. Valid range is 0.0 <= ALFStrengthTargetChroma <= 1.0");
    xConfirmPara(m_alfStrengthTargetChroma > 1.0, "ALFStrengthTargetChroma is greater than 1. Valid range is 0.0 <= ALFStrengthTargetChroma <= 1.0");
  }
  if (m_ccalf)
  {
    xConfirmPara(m_ccalfStrengthTarget < 0.0, "CCALFStrengthTarget is less than 0. Valid range is 0.0 <= CCALFStrengthTarget <= 1.0");
    xConfirmPara(m_ccalfStrengthTarget > 1.0, "CCALFStrengthTarget is greater than 1. Valid range is 0.0 <= CCALFStrengthTarget <= 1.0");
  }
  if (m_ccalf && (m_chromaFormatIDC == CHROMA_400))
  {
    msg( WARNING, "****************************************************************************\n");
    msg( WARNING, "** WARNING: --CCALF has been disabled because the chromaFormat is 400     **\n");
    msg( WARNING, "****************************************************************************\n");
    m_ccalf = false;
  }
  if (m_JointCbCrMode && (m_chromaFormatIDC == CHROMA_400))
  {
    msg( WARNING, "****************************************************************************\n");
    msg( WARNING, "** WARNING: --JointCbCr has been disabled because the chromaFormat is 400 **\n");
    msg( WARNING, "****************************************************************************\n");
    m_JointCbCrMode = false;
  }
  if (m_JointCbCrMode)
  {
    xConfirmPara( m_cbCrQpOffset < -12, "Min. Joint Cb-Cr QP Offset is -12");
    xConfirmPara( m_cbCrQpOffset >  12, "Max. Joint Cb-Cr QP Offset is  12");
    xConfirmPara( m_cbCrQpOffsetDualTree < -12, "Min. Joint Cb-Cr QP Offset for dual tree is -12");
    xConfirmPara( m_cbCrQpOffsetDualTree >  12, "Max. Joint Cb-Cr QP Offset for dual tree is  12");
  }
  xConfirmPara( m_iQPAdaptationRange <= 0,                                                  "QP Adaptation Range must be more than 0" );
  if (m_iDecodingRefreshType == 2)
  {
    xConfirmPara( m_iIntraPeriod > 0 && m_iIntraPeriod <= m_iGOPSize ,                      "Intra period must be larger than GOP size for periodic IDR pictures");
  }
  xConfirmPara( m_uiMaxCUWidth > MAX_CU_SIZE,                                               "MaxCUWith exceeds predefined MAX_CU_SIZE limit");

  const int minCuSize = 1 << m_log2MinCuSize;
  xConfirmPara( m_uiMinQT[0] > 64,                                                          "Min Luma QT size in I slices should be smaller than or equal to 64");
  xConfirmPara( m_uiMinQT[1] > 64,                                                          "Min Luma QT size in non-I slices should be smaller than or equal to 64");
  xConfirmPara( m_uiMaxBT[2] > 64,                                                          "Maximum BT size for chroma block in I slice should be smaller than or equal to 64");
  xConfirmPara( m_uiMaxTT[0] > 64,                                                          "Maximum TT size for luma block in I slice should be smaller than or equal to 64");
  xConfirmPara( m_uiMaxTT[1] > 64,                                                          "Maximum TT size for luma block in non-I slice should be smaller than or equal to 64");
  xConfirmPara( m_uiMaxTT[2] > 64,                                                          "Maximum TT size for chroma block in I slice should be smaller than or equal to 64");
  xConfirmPara( m_uiMinQT[0] < minCuSize,                                                   "Min Luma QT size in I slices should be larger than or equal to minCuSize");
  xConfirmPara( m_uiMinQT[1] < minCuSize,                                                   "Min Luma QT size in non-I slices should be larger than or equal to minCuSize");
  xConfirmPara((m_sourceWidth % minCuSize ) || (m_sourceHeight % minCuSize),              "Picture width or height is not a multiple of minCuSize");
  const int minDiff = (int)floorLog2(m_uiMinQT[2]) - std::max(MIN_CU_LOG2, (int)m_log2MinCuSize - (int)getChannelTypeScaleX(CHANNEL_TYPE_CHROMA, m_chromaFormatIDC));
  xConfirmPara( minDiff < 0 ,                                                               "Min Chroma QT size in I slices is smaller than Min Luma CU size even considering color format");
  xConfirmPara( (m_uiMinQT[2] << (int)getChannelTypeScaleX(CHANNEL_TYPE_CHROMA, m_chromaFormatIDC)) > std::min(64, (int)m_uiCTUSize),
                                                                                            "Min Chroma QT size in I slices should be smaller than or equal to CTB size or CB size after implicit split of CTB");
  xConfirmPara( m_uiCTUSize < 32,                                                           "CTUSize must be greater than or equal to 32");
  xConfirmPara( m_uiCTUSize > 128,                                                          "CTUSize must be less than or equal to 128");
  xConfirmPara( m_uiCTUSize != 32 && m_uiCTUSize != 64 && m_uiCTUSize != 128,               "CTUSize must be a power of 2 (32, 64, or 128)");
  xConfirmPara( m_uiMaxCUWidth < 16,                                                        "Maximum partition width size should be larger than or equal to 16");
  xConfirmPara( m_uiMaxCUHeight < 16,                                                       "Maximum partition height size should be larger than or equal to 16");
  xConfirmPara( m_uiMaxBT[0] < m_uiMinQT[0],                                                "Maximum BT size for luma block in I slice should be larger than minimum QT size");
  xConfirmPara( m_uiMaxBT[0] > m_uiCTUSize,                                                 "Maximum BT size for luma block in I slice should be smaller than or equal to CTUSize");
  xConfirmPara( m_uiMaxBT[1] < m_uiMinQT[1],                                                "Maximum BT size for luma block in non I slice should be larger than minimum QT size");
  xConfirmPara( m_uiMaxBT[1] > m_uiCTUSize,                                                 "Maximum BT size for luma block in non I slice should be smaller than or equal to CTUSize");
  xConfirmPara( m_uiMaxBT[2] < (m_uiMinQT[2] << (int)getChannelTypeScaleX(CHANNEL_TYPE_CHROMA, m_chromaFormatIDC)),
                                                                                            "Maximum BT size for chroma block in I slice should be larger than minimum QT size");
  xConfirmPara( m_uiMaxBT[2] > m_uiCTUSize,                                                 "Maximum BT size for chroma block in I slice should be smaller than or equal to CTUSize");
  xConfirmPara( m_uiMaxTT[0] < m_uiMinQT[0],                                                "Maximum TT size for luma block in I slice should be larger than minimum QT size");
  xConfirmPara( m_uiMaxTT[0] > m_uiCTUSize,                                                 "Maximum TT size for luma block in I slice should be smaller than or equal to CTUSize");
  xConfirmPara( m_uiMaxTT[1] < m_uiMinQT[1],                                                "Maximum TT size for luma block in non I slice should be larger than minimum QT size");
  xConfirmPara( m_uiMaxTT[1] > m_uiCTUSize,                                                 "Maximum TT size for luma block in non I slice should be smaller than or equal to CTUSize");
  xConfirmPara( m_uiMaxTT[2] < (m_uiMinQT[2] << (int)getChannelTypeScaleX(CHANNEL_TYPE_CHROMA, m_chromaFormatIDC)),
                                                                                            "Maximum TT size for chroma block in I slice should be larger than minimum QT size");
  xConfirmPara( m_uiMaxTT[2] > m_uiCTUSize,                                                 "Maximum TT size for chroma block in I slice should be smaller than or equal to CTUSize");
  xConfirmPara( (m_sourceWidth  % (std::max(8u, m_log2MinCuSize))) != 0,                   "Resulting coded frame width must be a multiple of Max(8, the minimum CU size)");
  xConfirmPara( (m_sourceHeight % (std::max(8u, m_log2MinCuSize))) != 0,                   "Resulting coded frame height must be a multiple of Max(8, the minimum CU size)");
  if (m_uiMaxMTTHierarchyDepthI == 0)
  {
    xConfirmPara(m_uiMaxBT[0] != m_uiMinQT[0], "MaxBTLumaISlice shall be equal to MinQTLumaISlice when MaxMTTHierarchyDepthISliceL is 0.");
    xConfirmPara(m_uiMaxTT[0] != m_uiMinQT[0], "MaxTTLumaISlice shall be equal to MinQTLumaISlice when MaxMTTHierarchyDepthISliceL is 0.");
  }
  if (m_uiMaxMTTHierarchyDepthIChroma == 0)
  {
    xConfirmPara(m_uiMaxBT[2] != (m_uiMinQT[2] << (int)getChannelTypeScaleX(CHANNEL_TYPE_CHROMA, m_chromaFormatIDC)), "MaxBTChromaISlice shall be equal to MinQTChromaISlice when MaxMTTHierarchyDepthISliceC is 0.");
    xConfirmPara(m_uiMaxTT[2] != (m_uiMinQT[2] << (int)getChannelTypeScaleX(CHANNEL_TYPE_CHROMA, m_chromaFormatIDC)), "MaxTTChromaISlice shall be equal to MinQTChromaISlice when MaxMTTHierarchyDepthISliceC is 0.");
  }
  if (m_uiMaxMTTHierarchyDepth == 0)
  {
    xConfirmPara(m_uiMaxBT[1] != m_uiMinQT[1], "MaxBTNonISlice shall be equal to MinQTNonISlice when MaxMTTHierarchyDepth is 0.");
    xConfirmPara(m_uiMaxTT[1] != m_uiMinQT[1], "MaxTTNonISlice shall be equal to MinQTNonISlice when MaxMTTHierarchyDepth is 0.");
  }
  xConfirmPara( m_log2MaxTbSize > 6, "Log2MaxTbSize must be 6 or smaller." );
  xConfirmPara( m_log2MaxTbSize < 5,  "Log2MaxTbSize must be 5 or greater." );
  xConfirmPara( m_maxNumMergeCand < 1,  "MaxNumMergeCand must be 1 or greater.");
  xConfirmPara( m_maxNumMergeCand > MRG_MAX_NUM_CANDS, "MaxNumMergeCand must be no more than MRG_MAX_NUM_CANDS." );
  xConfirmPara( m_maxNumGeoCand > GEO_MAX_NUM_UNI_CANDS, "MaxNumGeoCand must be no more than GEO_MAX_NUM_UNI_CANDS." );
  xConfirmPara( m_maxNumGeoCand > m_maxNumMergeCand, "MaxNumGeoCand must be no more than MaxNumMergeCand." );
  xConfirmPara( 0 < m_maxNumGeoCand && m_maxNumGeoCand < 2, "MaxNumGeoCand must be no less than 2 unless MaxNumGeoCand is 0." );
  xConfirmPara( m_maxNumIBCMergeCand < 1, "MaxNumIBCMergeCand must be 1 or greater." );
  xConfirmPara( m_maxNumIBCMergeCand > IBC_MRG_MAX_NUM_CANDS, "MaxNumIBCMergeCand must be no more than IBC_MRG_MAX_NUM_CANDS." );
  xConfirmPara(m_maxNumAffineMergeCand < (m_sbTmvpEnableFlag ? 1 : 0),
               "MaxNumAffineMergeCand must be greater than 0 when SbTMVP is enabled");
  xConfirmPara( m_maxNumAffineMergeCand > AFFINE_MRG_MAX_NUM_CANDS, "MaxNumAffineMergeCand must be no more than AFFINE_MRG_MAX_NUM_CANDS." );
  if ( m_Affine == 0 )
  {
    m_maxNumAffineMergeCand = m_sbTmvpEnableFlag ? 1 : 0;
    if (m_PROF) msg(WARNING, "PROF is forcefully disabled when Affine is off \n");
    m_PROF = false;
  }

  xConfirmPara( m_MTS < 0 || m_MTS > 3, "MTS must be greater than 0 smaller than 4" );
  xConfirmPara( m_MTSIntraMaxCand < 0 || m_MTSIntraMaxCand > 5, "m_MTSIntraMaxCand must be greater than 0 and smaller than 6" );
  xConfirmPara( m_MTSInterMaxCand < 0 || m_MTSInterMaxCand > 5, "m_MTSInterMaxCand must be greater than 0 and smaller than 6" );
  xConfirmPara( m_MTS != 0 && m_MTSImplicit != 0, "Both explicit and implicit MTS cannot be enabled at the same time" );

  if (m_useBDPCM)
  {
    xConfirmPara(!m_useTransformSkip, "BDPCM cannot be used when transform skip is disabled.");
  }


  if (!m_alf)
  {
    xConfirmPara( m_ccalf, "CCALF cannot be enabled when ALF is disabled" );
  }


  xConfirmPara( m_sourceWidth  % SPS::getWinUnitX(m_chromaFormatIDC) != 0, "Picture width must be an integer multiple of the specified chroma subsampling");
  xConfirmPara( m_sourceHeight % SPS::getWinUnitY(m_chromaFormatIDC) != 0, "Picture height must be an integer multiple of the specified chroma subsampling");

  xConfirmPara( m_sourcePadding[0] % SPS::getWinUnitX(m_chromaFormatIDC) != 0, "Horizontal padding must be an integer multiple of the specified chroma subsampling");
  xConfirmPara( m_sourcePadding[1] % SPS::getWinUnitY(m_chromaFormatIDC) != 0, "Vertical padding must be an integer multiple of the specified chroma subsampling");

  xConfirmPara( m_confWinLeft   % SPS::getWinUnitX(m_chromaFormatIDC) != 0, "Left conformance window offset must be an integer multiple of the specified chroma subsampling");
  xConfirmPara( m_confWinRight  % SPS::getWinUnitX(m_chromaFormatIDC) != 0, "Right conformance window offset must be an integer multiple of the specified chroma subsampling");
  xConfirmPara( m_confWinTop    % SPS::getWinUnitY(m_chromaFormatIDC) != 0, "Top conformance window offset must be an integer multiple of the specified chroma subsampling");
  xConfirmPara( m_confWinBottom % SPS::getWinUnitY(m_chromaFormatIDC) != 0, "Bottom conformance window offset must be an integer multiple of the specified chroma subsampling");


  // max CU width and height should be power of 2
  uint32_t ui = m_uiMaxCUWidth;
  while(ui)
  {
    ui >>= 1;
    if( (ui & 1) == 1)
    {
      xConfirmPara( ui != 1 , "Width should be 2^n");
    }
  }
  ui = m_uiMaxCUHeight;
  while(ui)
  {
    ui >>= 1;
    if( (ui & 1) == 1)
    {
      xConfirmPara( ui != 1 , "Height should be 2^n");
    }
  }

  /* if this is an intra-only sequence, ie IntraPeriod=1, don't verify the GOP structure
   * This permits the ability to omit a GOP structure specification */
  if (m_iIntraPeriod == 1 && m_GOPList[0].m_POC == -1)
  {
    m_GOPList[0] = GOPEntry();
    m_GOPList[0].m_QPFactor = 1;
    m_GOPList[0].m_betaOffsetDiv2 = 0;
    m_GOPList[0].m_tcOffsetDiv2 = 0;
    m_GOPList[0].m_CbBetaOffsetDiv2 = 0;
    m_GOPList[0].m_CbTcOffsetDiv2 = 0;
    m_GOPList[0].m_CrBetaOffsetDiv2 = 0;
    m_GOPList[0].m_CrTcOffsetDiv2 = 0;
    m_GOPList[0].m_POC = 1;
    m_RPLList0[0] = RPLEntry();
    m_RPLList1[0] = RPLEntry();
    m_RPLList0[0].m_POC = m_RPLList1[0].m_POC = 1;
    m_RPLList0[0].m_numRefPicsActive = 4;
    m_GOPList[0].m_numRefPicsActive0 = 4;
  }
  else
  {
    xConfirmPara( m_intraOnlyConstraintFlag, "IntraOnlyConstraintFlag cannot be 1 for inter sequences");
  }

  int multipleFactor = m_compositeRefEnabled ? 2 : 1;
  bool verifiedGOP=false;
  bool errorGOP=false;
  int checkGOP=1;
  int numRefs = m_isField ? 2 : 1;
  int refList[MAX_NUM_REF_PICS+1] = {0};
  if(m_isField)
  {
    refList[1] = 1;
  }
  bool isOK[MAX_GOP];
  for(int i=0; i<MAX_GOP; i++)
  {
    isOK[i]=false;
  }
  int numOK=0;
  xConfirmPara( m_iIntraPeriod >=0&&(m_iIntraPeriod%m_iGOPSize!=0), "Intra period must be a multiple of GOPSize, or -1" );

  for(int i=0; i<m_iGOPSize; i++)
  {
    if (m_GOPList[i].m_POC == m_iGOPSize * multipleFactor)
    {
      xConfirmPara( m_GOPList[i].m_temporalId!=0 , "The last frame in each GOP must have temporal ID = 0 " );
    }
  }

  if ( (m_iIntraPeriod != 1) && !m_deblockingFilterOffsetInPPS && (!m_deblockingFilterDisable) )
  {
    for(int i=0; i<m_iGOPSize; i++)
    {
      xConfirmPara( (m_GOPList[i].m_betaOffsetDiv2 + m_deblockingFilterBetaOffsetDiv2) < -12 || (m_GOPList[i].m_betaOffsetDiv2 + m_deblockingFilterBetaOffsetDiv2) > 12, "Loop Filter Beta Offset div. 2 for one of the GOP entries exceeds supported range (-12 to 12)" );
      xConfirmPara( (m_GOPList[i].m_tcOffsetDiv2 + m_deblockingFilterTcOffsetDiv2) < -12 || (m_GOPList[i].m_tcOffsetDiv2 + m_deblockingFilterTcOffsetDiv2) > 12, "Loop Filter Tc Offset div. 2 for one of the GOP entries exceeds supported range (-12 to 12)" );
      xConfirmPara( (m_GOPList[i].m_CbBetaOffsetDiv2 + m_deblockingFilterCbBetaOffsetDiv2) < -12 || (m_GOPList[i].m_CbBetaOffsetDiv2 + m_deblockingFilterCbBetaOffsetDiv2) > 12, "Loop Filter Beta Offset div. 2 for one of the GOP entries exceeds supported range (-12 to 12)" );
      xConfirmPara( (m_GOPList[i].m_CbTcOffsetDiv2 + m_deblockingFilterCbTcOffsetDiv2) < -12 || (m_GOPList[i].m_CbTcOffsetDiv2 + m_deblockingFilterCbTcOffsetDiv2) > 12, "Loop Filter Tc Offset div. 2 for one of the GOP entries exceeds supported range (-12 to 12)" );
      xConfirmPara( (m_GOPList[i].m_CrBetaOffsetDiv2 + m_deblockingFilterCrBetaOffsetDiv2) < -12 || (m_GOPList[i].m_CrBetaOffsetDiv2 + m_deblockingFilterCrBetaOffsetDiv2) > 12, "Loop Filter Beta Offset div. 2 for one of the GOP entries exceeds supported range (-12 to 12)" );
      xConfirmPara( (m_GOPList[i].m_CrTcOffsetDiv2 + m_deblockingFilterCrTcOffsetDiv2) < -12 || (m_GOPList[i].m_CrTcOffsetDiv2 + m_deblockingFilterCrTcOffsetDiv2) > 12, "Loop Filter Tc Offset div. 2 for one of the GOP entries exceeds supported range (-12 to 12)" );
    }
  }

#if W0038_CQP_ADJ
  for(int i=0; i<m_iGOPSize; i++)
  {
    xConfirmPara( abs(m_GOPList[i].m_CbQPoffset               ) > 12, "Cb QP Offset for one of the GOP entries exceeds supported range (-12 to 12)" );
    xConfirmPara( abs(m_GOPList[i].m_CbQPoffset + m_cbQpOffset) > 12, "Cb QP Offset for one of the GOP entries, when combined with the PPS Cb offset, exceeds supported range (-12 to 12)" );
    xConfirmPara( abs(m_GOPList[i].m_CrQPoffset               ) > 12, "Cr QP Offset for one of the GOP entries exceeds supported range (-12 to 12)" );
    xConfirmPara( abs(m_GOPList[i].m_CrQPoffset + m_crQpOffset) > 12, "Cr QP Offset for one of the GOP entries, when combined with the PPS Cr offset, exceeds supported range (-12 to 12)" );
  }
  xConfirmPara( abs(m_sliceChromaQpOffsetIntraOrPeriodic[0]                 ) > 12, "Intra/periodic Cb QP Offset exceeds supported range (-12 to 12)" );
  xConfirmPara( abs(m_sliceChromaQpOffsetIntraOrPeriodic[0]  + m_cbQpOffset ) > 12, "Intra/periodic Cb QP Offset, when combined with the PPS Cb offset, exceeds supported range (-12 to 12)" );
  xConfirmPara( abs(m_sliceChromaQpOffsetIntraOrPeriodic[1]                 ) > 12, "Intra/periodic Cr QP Offset exceeds supported range (-12 to 12)" );
  xConfirmPara( abs(m_sliceChromaQpOffsetIntraOrPeriodic[1]  + m_crQpOffset ) > 12, "Intra/periodic Cr QP Offset, when combined with the PPS Cr offset, exceeds supported range (-12 to 12)" );
#endif

  xConfirmPara( m_maxSublayers < 1 || m_maxSublayers > 7, "MaxSublayers must be in range [1..7]" );


  xConfirmPara( m_fastLocalDualTreeMode < 0 || m_fastLocalDualTreeMode > 2, "FastLocalDualTreeMode must be in range [0..2]" );

  int extraRPLs = 0;
  //start looping through frames in coding order until we can verify that the GOP structure is correct.
  while (!verifiedGOP && !errorGOP)
  {
    int curGOP = (checkGOP - 1) % m_iGOPSize;
    int curPOC = ((checkGOP - 1) / m_iGOPSize)*m_iGOPSize * multipleFactor + m_RPLList0[curGOP].m_POC;
    if (m_RPLList0[curGOP].m_POC < 0 || m_RPLList1[curGOP].m_POC < 0)
    {
      msg(WARNING, "\nError: found fewer Reference Picture Sets than GOPSize\n");
      errorGOP = true;
    }
    else
    {
      //check that all reference pictures are available, or have a POC < 0 meaning they might be available in the next GOP.
      bool beforeI = false;
      for (int i = 0; i< m_RPLList0[curGOP].m_numRefPics; i++)
      {
        int absPOC = curPOC - m_RPLList0[curGOP].m_deltaRefPics[i];
        if (absPOC < 0)
        {
          beforeI = true;
        }
        else
        {
          bool found = false;
          for (int j = 0; j<numRefs; j++)
          {
            if (refList[j] == absPOC)
            {
              found = true;
              for (int k = 0; k<m_iGOPSize; k++)
              {
                if (absPOC % (m_iGOPSize * multipleFactor) == m_RPLList0[k].m_POC % (m_iGOPSize * multipleFactor))
                {
                  if (m_RPLList0[k].m_temporalId == m_RPLList0[curGOP].m_temporalId)
                  {
                    m_RPLList0[k].m_refPic = true;
                  }
                }
              }
            }
          }
          if (!found)
          {
            msg(WARNING, "\nError: ref pic %d is not available for GOP frame %d\n", m_RPLList0[curGOP].m_deltaRefPics[i], curGOP + 1);
            errorGOP = true;
          }
        }
      }
      if (!beforeI && !errorGOP)
      {
        //all ref frames were present
        if (!isOK[curGOP])
        {
          numOK++;
          isOK[curGOP] = true;
          if (numOK == m_iGOPSize)
          {
            verifiedGOP = true;
          }
        }
      }
      else
      {
        //create a new RPLEntry for this frame containing all the reference pictures that were available (POC > 0)
        m_RPLList0[m_iGOPSize + extraRPLs] = m_RPLList0[curGOP];
        m_RPLList1[m_iGOPSize + extraRPLs] = m_RPLList1[curGOP];
        int newRefs0 = 0;
        for (int i = 0; i< m_RPLList0[curGOP].m_numRefPics; i++)
        {
          int absPOC = curPOC - m_RPLList0[curGOP].m_deltaRefPics[i];
          if (absPOC >= 0)
          {
            m_RPLList0[m_iGOPSize + extraRPLs].m_deltaRefPics[newRefs0] = m_RPLList0[curGOP].m_deltaRefPics[i];
            newRefs0++;
          }
        }
        int numPrefRefs0 = m_RPLList0[curGOP].m_numRefPicsActive;

        int newRefs1 = 0;
        for (int i = 0; i< m_RPLList1[curGOP].m_numRefPics; i++)
        {
          int absPOC = curPOC - m_RPLList1[curGOP].m_deltaRefPics[i];
          if (absPOC >= 0)
          {
            m_RPLList1[m_iGOPSize + extraRPLs].m_deltaRefPics[newRefs1] = m_RPLList1[curGOP].m_deltaRefPics[i];
            newRefs1++;
          }
        }
        int numPrefRefs1 = m_RPLList1[curGOP].m_numRefPicsActive;

        for (int offset = -1; offset>-checkGOP; offset--)
        {
          //step backwards in coding order and include any extra available pictures we might find useful to replace the ones with POC < 0.
          int offGOP = (checkGOP - 1 + offset) % m_iGOPSize;
          int offPOC = ((checkGOP - 1 + offset) / m_iGOPSize)*(m_iGOPSize * multipleFactor) + m_RPLList0[offGOP].m_POC;
          if (offPOC >= 0 && m_RPLList0[offGOP].m_temporalId <= m_RPLList0[curGOP].m_temporalId)
          {
            bool newRef = false;
            for (int i = 0; i<(newRefs0 + newRefs1); i++)
            {
              if (refList[i] == offPOC)
              {
                newRef = true;
              }
            }
            for (int i = 0; i<newRefs0; i++)
            {
              if (m_RPLList0[m_iGOPSize + extraRPLs].m_deltaRefPics[i] == curPOC - offPOC)
              {
                newRef = false;
              }
            }
            if (newRef)
            {
              int insertPoint = newRefs0;
              //this picture can be added, find appropriate place in list and insert it.
              if (m_RPLList0[offGOP].m_temporalId == m_RPLList0[curGOP].m_temporalId)
              {
                m_RPLList0[offGOP].m_refPic = true;
              }
              for (int j = 0; j<newRefs0; j++)
              {
                if (m_RPLList0[m_iGOPSize + extraRPLs].m_deltaRefPics[j] > curPOC - offPOC && curPOC - offPOC > 0)
                {
                  insertPoint = j;
                  break;
                }
              }
              int prev = curPOC - offPOC;
              for (int j = insertPoint; j<newRefs0 + 1; j++)
              {
                int newPrev = m_RPLList0[m_iGOPSize + extraRPLs].m_deltaRefPics[j];
                m_RPLList0[m_iGOPSize + extraRPLs].m_deltaRefPics[j] = prev;
                prev = newPrev;
              }
              newRefs0++;
            }
          }
          if (newRefs0 >= numPrefRefs0)
          {
            break;
          }
        }

        for (int offset = -1; offset>-checkGOP; offset--)
        {
          //step backwards in coding order and include any extra available pictures we might find useful to replace the ones with POC < 0.
          int offGOP = (checkGOP - 1 + offset) % m_iGOPSize;
          int offPOC = ((checkGOP - 1 + offset) / m_iGOPSize)*(m_iGOPSize * multipleFactor) + m_RPLList1[offGOP].m_POC;
          if (offPOC >= 0 && m_RPLList1[offGOP].m_temporalId <= m_RPLList1[curGOP].m_temporalId)
          {
            bool newRef = false;
            for (int i = 0; i<(newRefs0 + newRefs1); i++)
            {
              if (refList[i] == offPOC)
              {
                newRef = true;
              }
            }
            for (int i = 0; i<newRefs1; i++)
            {
              if (m_RPLList1[m_iGOPSize + extraRPLs].m_deltaRefPics[i] == curPOC - offPOC)
              {
                newRef = false;
              }
            }
            if (newRef)
            {
              int insertPoint = newRefs1;
              //this picture can be added, find appropriate place in list and insert it.
              if (m_RPLList1[offGOP].m_temporalId == m_RPLList1[curGOP].m_temporalId)
              {
                m_RPLList1[offGOP].m_refPic = true;
              }
              for (int j = 0; j<newRefs1; j++)
              {
                if (m_RPLList1[m_iGOPSize + extraRPLs].m_deltaRefPics[j] > curPOC - offPOC && curPOC - offPOC > 0)
                {
                  insertPoint = j;
                  break;
                }
              }
              int prev = curPOC - offPOC;
              for (int j = insertPoint; j<newRefs1 + 1; j++)
              {
                int newPrev = m_RPLList1[m_iGOPSize + extraRPLs].m_deltaRefPics[j];
                m_RPLList1[m_iGOPSize + extraRPLs].m_deltaRefPics[j] = prev;
                prev = newPrev;
              }
              newRefs1++;
            }
          }
          if (newRefs1 >= numPrefRefs1)
          {
            break;
          }
        }

        m_RPLList0[m_iGOPSize + extraRPLs].m_numRefPics = newRefs0;
        m_RPLList0[m_iGOPSize + extraRPLs].m_numRefPicsActive = min(m_RPLList0[m_iGOPSize + extraRPLs].m_numRefPics, m_RPLList0[m_iGOPSize + extraRPLs].m_numRefPicsActive);
        m_RPLList1[m_iGOPSize + extraRPLs].m_numRefPics = newRefs1;
        m_RPLList1[m_iGOPSize + extraRPLs].m_numRefPicsActive = min(m_RPLList1[m_iGOPSize + extraRPLs].m_numRefPics, m_RPLList1[m_iGOPSize + extraRPLs].m_numRefPicsActive);
        curGOP = m_iGOPSize + extraRPLs;
        extraRPLs++;
      }
      numRefs = 0;
      for (int i = 0; i< m_RPLList0[curGOP].m_numRefPics; i++)
      {
        int absPOC = curPOC - m_RPLList0[curGOP].m_deltaRefPics[i];
        if (absPOC >= 0)
        {
          refList[numRefs] = absPOC;
          numRefs++;
        }
      }
      for (int i = 0; i< m_RPLList1[curGOP].m_numRefPics; i++)
      {
        int absPOC = curPOC - m_RPLList1[curGOP].m_deltaRefPics[i];
        if (absPOC >= 0)
        {
          bool alreadyExist = false;
          for (int j = 0; !alreadyExist && j < numRefs; j++)
          {
            if (refList[j] == absPOC)
            {
              alreadyExist = true;
            }
          }
          if (!alreadyExist)
          {
            refList[numRefs] = absPOC;
            numRefs++;
          }
        }
      }
      refList[numRefs] = curPOC;
      numRefs++;
    }
    checkGOP++;
  }
  xConfirmPara(errorGOP, "Invalid GOP structure given");

  m_maxTempLayer = 1;

  for(int i=0; i<m_iGOPSize; i++)
  {
    if(m_GOPList[i].m_temporalId >= m_maxTempLayer)
    {
      m_maxTempLayer = m_GOPList[i].m_temporalId+1;
    }
    xConfirmPara(m_GOPList[i].m_sliceType!='B' && m_GOPList[i].m_sliceType!='P' && m_GOPList[i].m_sliceType!='I', "Slice type must be equal to B or P or I");
  }
  for(int i=0; i<MAX_TLAYER; i++)
  {
    m_maxNumReorderPics[i] = 0;
    m_maxDecPicBuffering[i] = 1;
  }
  for(int i=0; i<m_iGOPSize; i++)
  {
    int numRefPic = m_RPLList0[i].m_numRefPics;
    for (int tmp = 0; tmp < m_RPLList1[i].m_numRefPics; tmp++)
    {
      bool notSame = true;
      for (int jj = 0; notSame && jj < m_RPLList0[i].m_numRefPics; jj++)
      {
        if (m_RPLList1[i].m_deltaRefPics[tmp] == m_RPLList0[i].m_deltaRefPics[jj]) notSame = false;
      }
      if (notSame) numRefPic++;
    }
    if (numRefPic + 1 > m_maxDecPicBuffering[m_GOPList[i].m_temporalId])
    {
      m_maxDecPicBuffering[m_GOPList[i].m_temporalId] = numRefPic + 1;
    }
    int highestDecodingNumberWithLowerPOC = 0;
    for(int j=0; j<m_iGOPSize; j++)
    {
      if(m_GOPList[j].m_POC <= m_GOPList[i].m_POC)
      {
        highestDecodingNumberWithLowerPOC = j;
      }
    }
    int numReorder = 0;
    for(int j=0; j<highestDecodingNumberWithLowerPOC; j++)
    {
      if(m_GOPList[j].m_temporalId <= m_GOPList[i].m_temporalId &&
        m_GOPList[j].m_POC > m_GOPList[i].m_POC)
      {
        numReorder++;
      }
    }
    if(numReorder > m_maxNumReorderPics[m_GOPList[i].m_temporalId])
    {
      m_maxNumReorderPics[m_GOPList[i].m_temporalId] = numReorder;
    }
  }

  for(int i=0; i<MAX_TLAYER-1; i++)
  {
    // a lower layer can not have higher value of m_maxNumReorderPics than a higher layer
    if(m_maxNumReorderPics[i+1] < m_maxNumReorderPics[i])
    {
      m_maxNumReorderPics[i+1] = m_maxNumReorderPics[i];
    }
    // the value of dpb_max_num_reorder_pics[ i ] shall be in the range of 0 to max_dec_pic_buffering[ i ] - 1, inclusive
    if(m_maxNumReorderPics[i] > m_maxDecPicBuffering[i] - 1)
    {
      m_maxDecPicBuffering[i] = m_maxNumReorderPics[i] + 1;
    }
    // a lower layer can not have higher value of m_uiMaxDecPicBuffering than a higher layer
    if(m_maxDecPicBuffering[i+1] < m_maxDecPicBuffering[i])
    {
      m_maxDecPicBuffering[i+1] = m_maxDecPicBuffering[i];
    }
  }

  // the value of dpb_max_num_reorder_pics[ i ] shall be in the range of 0 to max_dec_pic_buffering[ i ] -  1, inclusive
  if(m_maxNumReorderPics[MAX_TLAYER-1] > m_maxDecPicBuffering[MAX_TLAYER-1] - 1)
  {
    m_maxDecPicBuffering[MAX_TLAYER-1] = m_maxNumReorderPics[MAX_TLAYER-1] + 1;
  }

  if( m_picPartitionFlag )
  {
    PPS pps;
    uint32_t colIdx, rowIdx;
    uint32_t remSize;

    pps.setPicWidthInLumaSamples( m_sourceWidth );
    pps.setPicHeightInLumaSamples( m_sourceHeight );
    pps.setLog2CtuSize( floorLog2(m_uiCTUSize) );

    // set default tile column if not provided
    if( m_tileColumnWidth.size() == 0 )
    {
      m_tileColumnWidth.push_back( pps.getPicWidthInCtu() );
    }
    // set default tile row if not provided
    if( m_tileRowHeight.size() == 0 )
    {
      m_tileRowHeight.push_back( pps.getPicHeightInCtu() );
    }

    // remove any tile columns that can be specified implicitly
    while( m_tileColumnWidth.size() > 1 && m_tileColumnWidth.end()[-1] == m_tileColumnWidth.end()[-2] )
    {
      m_tileColumnWidth.pop_back();
    }

    // remove any tile rows that can be specified implicitly
    while( m_tileRowHeight.size() > 1 && m_tileRowHeight.end()[-1] == m_tileRowHeight.end()[-2] )
    {
      m_tileRowHeight.pop_back();
    }

    // setup tiles in temporary PPS structure
    remSize = pps.getPicWidthInCtu();
    for( colIdx=0; remSize > 0 && colIdx<m_tileColumnWidth.size(); colIdx++ )
    {
      xConfirmPara(m_tileColumnWidth[ colIdx ] == 0, "Tile column widths cannot be equal to 0");
      m_tileColumnWidth[ colIdx ] = std::min( remSize, m_tileColumnWidth[ colIdx ]);
      pps.addTileColumnWidth( m_tileColumnWidth[ colIdx ] );
      remSize -= m_tileColumnWidth[ colIdx ];
    }
    m_tileColumnWidth.resize( colIdx );
    pps.setNumExpTileColumns( (uint32_t)m_tileColumnWidth.size() );
    remSize = pps.getPicHeightInCtu();
    for( rowIdx=0; remSize > 0 && rowIdx<m_tileRowHeight.size(); rowIdx++ )
    {
      xConfirmPara(m_tileRowHeight[ rowIdx ] == 0, "Tile row heights cannot be equal to 0");
      m_tileRowHeight[ rowIdx ] = std::min( remSize, m_tileRowHeight[ rowIdx ]);
      pps.addTileRowHeight( m_tileRowHeight[ rowIdx ] );
      remSize -= m_tileRowHeight[ rowIdx ];
    }
    m_tileRowHeight.resize( rowIdx );
    pps.setNumExpTileRows( (uint32_t)m_tileRowHeight.size() );
    pps.initTiles();
    xConfirmPara(pps.getNumTileColumns() > getMaxTileColsByLevel( m_level ), "Number of tile columns exceeds maximum number allowed according to specified level");
    xConfirmPara(pps.getNumTileRows()    > getMaxTileRowsByLevel( m_level ), "Number of tile rows exceeds maximum number allowed according to specified level");
    m_numTileCols = pps.getNumTileColumns();
    m_numTileRows = pps.getNumTileRows();

    // rectangular slices
    if( !m_rasterSliceFlag )
    {
      if (!m_singleSlicePerSubPicFlag)
      {
        uint32_t sliceIdx;
        bool     needTileIdxDelta = false;

        // generate slice list for the simplified fixed-rectangular-slice-size config option
        if( m_rectSliceFixedWidth > 0 && m_rectSliceFixedHeight > 0 )
        {
          int tileIdx = 0;
          m_rectSlicePos.clear();
          while( tileIdx < pps.getNumTiles() )
          {
            uint32_t startTileX = tileIdx % pps.getNumTileColumns();
            uint32_t startTileY = tileIdx / pps.getNumTileColumns();
            uint32_t startCtuX  = pps.getTileColumnBd( startTileX );
            uint32_t startCtuY  = pps.getTileRowBd( startTileY );
            uint32_t stopCtuX   = (startTileX + m_rectSliceFixedWidth)  >= pps.getNumTileColumns() ? pps.getPicWidthInCtu() - 1  : pps.getTileColumnBd( startTileX + m_rectSliceFixedWidth ) - 1;
            uint32_t stopCtuY   = (startTileY + m_rectSliceFixedHeight) >= pps.getNumTileRows()    ? pps.getPicHeightInCtu() - 1 : pps.getTileRowBd( startTileY + m_rectSliceFixedHeight ) - 1;
            uint32_t stopTileX  = pps.ctuToTileCol( stopCtuX );
            uint32_t stopTileY  = pps.ctuToTileRow( stopCtuY );

            // add rectangular slice to list
            m_rectSlicePos.push_back( startCtuY * pps.getPicWidthInCtu() + startCtuX );
            m_rectSlicePos.push_back( stopCtuY  * pps.getPicWidthInCtu() + stopCtuX  );

            // get slice size in tiles
            uint32_t sliceWidth  = stopTileX - startTileX + 1;
            uint32_t sliceHeight = stopTileY - startTileY + 1;

            // move to next tile in raster scan order
            tileIdx += sliceWidth;
            if( tileIdx % pps.getNumTileColumns() == 0 )
            {
              tileIdx += (sliceHeight - 1) * pps.getNumTileColumns();
            }
          }
        }

        xConfirmPara( m_rectSlicePos.size() & 1, "Odd number of rectangular slice positions provided. Rectangular slice positions must be specified in pairs of (top-left / bottom-right) raster-scan CTU addresses.");

        // set default slice size if not provided
        if( m_rectSlicePos.size() == 0 )
        {
          m_rectSlicePos.push_back( 0 );
          m_rectSlicePos.push_back( pps.getPicWidthInCtu() * pps.getPicHeightInCtu() - 1 );
        }
        pps.setNumSlicesInPic( (uint32_t)(m_rectSlicePos.size() >> 1) );
        xConfirmPara(pps.getNumSlicesInPic() > getMaxSlicesByLevel( m_level ), "Number of rectangular slices exceeds maximum number allowed according to specified level");
        pps.initRectSlices();

        // set slice parameters from CTU addresses
        for( sliceIdx = 0; sliceIdx < pps.getNumSlicesInPic(); sliceIdx++ )
        {
          xConfirmPara( m_rectSlicePos[2*sliceIdx]     >= pps.getPicWidthInCtu() * pps.getPicHeightInCtu(), "Rectangular slice position exceeds total number of CTU in picture.");
          xConfirmPara( m_rectSlicePos[2*sliceIdx + 1] >= pps.getPicWidthInCtu() * pps.getPicHeightInCtu(), "Rectangular slice position exceeds total number of CTU in picture.");

          // map raster scan CTU address to X/Y position
          uint32_t startCtuX = m_rectSlicePos[2*sliceIdx]     % pps.getPicWidthInCtu();
          uint32_t startCtuY = m_rectSlicePos[2*sliceIdx]     / pps.getPicWidthInCtu();
          uint32_t stopCtuX  = m_rectSlicePos[2*sliceIdx + 1] % pps.getPicWidthInCtu();
          uint32_t stopCtuY  = m_rectSlicePos[2*sliceIdx + 1] / pps.getPicWidthInCtu();

          // get corresponding tile index
          uint32_t startTileX = pps.ctuToTileCol( startCtuX );
          uint32_t startTileY = pps.ctuToTileRow( startCtuY );
          uint32_t stopTileX  = pps.ctuToTileCol( stopCtuX );
          uint32_t stopTileY  = pps.ctuToTileRow( stopCtuY );
          uint32_t tileIdx    = startTileY * pps.getNumTileColumns() + startTileX;

          // get slice size in tiles
          uint32_t sliceWidth  = stopTileX - startTileX + 1;
          uint32_t sliceHeight = stopTileY - startTileY + 1;

          // check for slice / tile alignment
          xConfirmPara( startCtuX != pps.getTileColumnBd( startTileX ), "Rectangular slice position does not align with a left tile edge.");
          xConfirmPara( stopCtuX  != (pps.getTileColumnBd( stopTileX + 1 ) - 1), "Rectangular slice position does not align with a right tile edge.");
          if( sliceWidth > 1 || sliceHeight > 1 )
          {
            xConfirmPara( startCtuY != pps.getTileRowBd( startTileY ), "Rectangular slice position does not align with a top tile edge.");
            xConfirmPara( stopCtuY  != (pps.getTileRowBd( stopTileY + 1 ) - 1), "Rectangular slice position does not align with a bottom tile edge.");
          }

          // set slice size and tile index
          pps.setSliceWidthInTiles( sliceIdx, sliceWidth );
          pps.setSliceHeightInTiles( sliceIdx, sliceHeight );
          pps.setSliceTileIdx( sliceIdx, tileIdx );
          if( sliceIdx > 0 && !needTileIdxDelta )
          {
            uint32_t lastTileIdx = pps.getSliceTileIdx( sliceIdx-1 );
            lastTileIdx += pps.getSliceWidthInTiles( sliceIdx-1 );
            if( lastTileIdx % pps.getNumTileColumns() == 0)
            {
              lastTileIdx += (pps.getSliceHeightInTiles( sliceIdx-1 ) - 1) * pps.getNumTileColumns();
            }
            if( lastTileIdx != tileIdx )
            {
              needTileIdxDelta = true;
            }
          }

          // special case for multiple slices within a single tile
          if( sliceWidth == 1 && sliceHeight == 1 )
          {
            uint32_t firstSliceIdx = sliceIdx;
            uint32_t numSlicesInTile = 1;
            pps.setSliceHeightInCtu( sliceIdx, stopCtuY - startCtuY + 1 );

            while( sliceIdx < pps.getNumSlicesInPic()-1 )
            {
              uint32_t nextTileIdx;
              startCtuX   = m_rectSlicePos[2*(sliceIdx+1)]     % pps.getPicWidthInCtu();
              startCtuY   = m_rectSlicePos[2*(sliceIdx+1)]     / pps.getPicWidthInCtu();
              stopCtuX    = m_rectSlicePos[2*(sliceIdx+1) + 1] % pps.getPicWidthInCtu();
              stopCtuY    = m_rectSlicePos[2*(sliceIdx+1) + 1] / pps.getPicWidthInCtu();
              startTileX  = pps.ctuToTileCol( startCtuX );
              startTileY  = pps.ctuToTileRow( startCtuY );
              stopTileX   = pps.ctuToTileCol( stopCtuX );
              stopTileY   = pps.ctuToTileRow( stopCtuY );
              nextTileIdx = startTileY * pps.getNumTileColumns() + startTileX;
              sliceWidth  = stopTileX - startTileX + 1;
              sliceHeight = stopTileY - startTileY + 1;
              if(nextTileIdx != tileIdx || sliceWidth != 1 || sliceHeight != 1)
              {
                break;
              }
              numSlicesInTile++;
              sliceIdx++;
              pps.setSliceWidthInTiles( sliceIdx, 1 );
              pps.setSliceHeightInTiles( sliceIdx, 1 );
              pps.setSliceTileIdx( sliceIdx, tileIdx );
              pps.setSliceHeightInCtu( sliceIdx, stopCtuY - startCtuY + 1 );
            }
            pps.setNumSlicesInTile( firstSliceIdx, numSlicesInTile );
          }
        }
        pps.setTileIdxDeltaPresentFlag( needTileIdxDelta );
        m_tileIdxDeltaPresentFlag = needTileIdxDelta;

        // check rectangular slice mapping and full picture CTU coverage
        pps.initRectSliceMap(nullptr);

        // store rectangular slice parameters from temporary PPS structure
        m_numSlicesInPic = pps.getNumSlicesInPic();
        m_rectSlices.resize( pps.getNumSlicesInPic() );
        for( sliceIdx = 0; sliceIdx < pps.getNumSlicesInPic(); sliceIdx++ )
        {
          m_rectSlices[sliceIdx].setSliceWidthInTiles( pps.getSliceWidthInTiles(sliceIdx) );
          m_rectSlices[sliceIdx].setSliceHeightInTiles( pps.getSliceHeightInTiles(sliceIdx) );
          m_rectSlices[sliceIdx].setNumSlicesInTile( pps.getNumSlicesInTile(sliceIdx) );
          m_rectSlices[sliceIdx].setSliceHeightInCtu( pps.getSliceHeightInCtu(sliceIdx) );
          m_rectSlices[sliceIdx].setTileIdx( pps.getSliceTileIdx(sliceIdx) );
        }
      }
    }
    // raster-scan slices
    else
    {
      uint32_t listIdx = 0;
      uint32_t remTiles = pps.getNumTiles();

      // set default slice size if not provided
      if( m_rasterSliceSize.size() == 0 )
      {
        m_rasterSliceSize.push_back( remTiles );
      }

      // set raster slice sizes
      while( remTiles > 0 )
      {
        // truncate if size exceeds number of remaining tiles
        if( listIdx < m_rasterSliceSize.size() )
        {
          m_rasterSliceSize[listIdx] = std::min( remTiles, m_rasterSliceSize[listIdx] );
          remTiles -= m_rasterSliceSize[listIdx];
        }
        // replicate last size uniformly as needed to cover the remainder of the picture
        else
        {
          m_rasterSliceSize.push_back( std::min( remTiles, m_rasterSliceSize.back() ) );
          remTiles -= m_rasterSliceSize.back();
        }
        listIdx++;
      }
      // shrink list if too many sizes were provided
      m_rasterSliceSize.resize( listIdx );

      m_numSlicesInPic = (uint32_t)m_rasterSliceSize.size();
      xConfirmPara(m_rasterSliceSize.size() > getMaxSlicesByLevel( m_level ), "Number of raster-scan slices exceeds maximum number allowed according to specified level");
    }
  }
  else
  {
    m_numTileCols = 1;
    m_numTileRows = 1;
    m_numSlicesInPic = 1;
  }

  if ((m_MCTSEncConstraint) && (!m_disableLFCrossTileBoundaryFlag))
  {
    printf("Warning: Constrained Encoding for Motion Constrained Tile Sets (MCTS) is enabled. Disabling filtering across tile boundaries!\n");
    m_disableLFCrossTileBoundaryFlag = true;
  }
  if ((m_MCTSEncConstraint) && (m_TMVPModeId))
  {
    printf("Warning: Constrained Encoding for Motion Constrained Tile Sets (MCTS) is enabled. Disabling TMVP!\n");
    m_TMVPModeId = 0;
  }

  if ((m_MCTSEncConstraint) && ( m_alf ))
  {
    printf("Warning: Constrained Encoding for Motion Constrained Tile Sets (MCTS) is enabled. Disabling ALF!\n");
    m_alf = false;
  }
  if( ( m_MCTSEncConstraint ) && ( m_BIO ) )
  {
    printf( "Warning: Constrained Encoding for Motion Constrained Tile Sets (MCTS) is enabled. Disabling BIO!\n" );
    m_BIO = false;
  }

  xConfirmPara( m_sariAspectRatioIdc < 0 || m_sariAspectRatioIdc > 255, "SEISARISampleAspectRatioIdc must be in the range of 0 to 255");

  if ( m_RCEnableRateControl )
  {
    if ( m_RCForceIntraQP )
    {
      if ( m_RCInitialQP == 0 )
      {
        msg( WARNING, "\nInitial QP for rate control is not specified. Reset not to use force intra QP!" );
        m_RCForceIntraQP = false;
      }
    }
    xConfirmPara( m_uiDeltaQpRD > 0, "Rate control cannot be used together with slice level multiple-QP optimization!\n" );
#if U0132_TARGET_BITS_SATURATION
    if ((m_RCCpbSaturationEnabled) && (m_level!=Level::NONE) && (m_profile!=Profile::NONE))
    {
      uint32_t uiLevelIdx = (m_level / 10) + (uint32_t)((m_level % 10) / 3);    // (m_level / 30)*3 + ((m_level % 10) / 3);
      xConfirmPara(m_RCCpbSize > g_uiMaxCpbSize[m_levelTier][uiLevelIdx], "RCCpbSize should be smaller than or equal to Max CPB size according to tier and level");
      xConfirmPara(m_RCInitialCpbFullness > 1, "RCInitialCpbFullness should be smaller than or equal to 1");
    }
#endif
  }
#if U0132_TARGET_BITS_SATURATION
  else
  {
    xConfirmPara( m_RCCpbSaturationEnabled != 0, "Target bits saturation cannot be processed without Rate control" );
  }
#endif