EncAppCfg.cpp

#if ENABLE_WPP_PARALLELISM
  xConfirmPara( m_numWppThreads < 1, "Number of threads used for WPP-style parallelization cannot be smaller than 1" );
  xConfirmPara( m_numWppThreads > PARL_WPP_MAX_NUM_THREADS, "Number of threads used for WPP-style parallelization cannot be bigger than PARL_WPP_MAX_NUM_THREADS" );
  xConfirmPara( !m_ensureWppBitEqual && m_numWppThreads > 1, "WPP bit equality is implied when using WPP-style parallelism" );
#if ENABLE_WPP_STATIC_LINK
  xConfirmPara( m_numWppExtraLines != 0, "WPP-style extra lines out of range" );
#else
  xConfirmPara( m_numWppExtraLines < 0, "WPP-style extra lines out of range" );
#endif
#else
  xConfirmPara( m_numWppThreads != 1, "ENABLE_WPP_PARALLELISM is disabled, numWppThreads has to be 1" );
  xConfirmPara( m_ensureWppBitEqual, "ENABLE_WPP_PARALLELISM is disabled, cannot ensure being WPP bit-equal" );
#endif


#if SHARP_LUMA_DELTA_QP && ENABLE_QPA
  xConfirmPara( m_bUsePerceptQPA && m_lumaLevelToDeltaQPMapping.mode >= 2, "QPA and SharpDeltaQP mode 2 cannot be used together" );
  if( m_bUsePerceptQPA && m_lumaLevelToDeltaQPMapping.mode == LUMALVL_TO_DQP_AVG_METHOD )
  {
    msg( WARNING, "*********************************************************************************\n" );
    msg( WARNING, "** WARNING: Applying custom luma-based QPA with activity-based perceptual QPA! **\n" );
    msg( WARNING, "*********************************************************************************\n" );

    m_lumaLevelToDeltaQPMapping.mode = LUMALVL_TO_DQP_NUM_MODES; // special QPA mode
  }
#endif


#if JVET_L0217_L0678_PARTITION_HIGHLEVEL_CONSTRAINT
  xConfirmPara( m_useAMaxBT && !m_SplitConsOverrideEnabledFlag, "AMaxBt can only be used with PartitionConstriantsOverride enabled" );
#endif
  xConfirmPara( m_useAMaxBT && !m_QTBT, "AMaxBT can only be used with QTBT!" );






  xConfirmPara(m_bitstreamFileName.empty(), "A bitstream file name must be specified (BitstreamFile)");
  const uint32_t maxBitDepth=(m_chromaFormatIDC==CHROMA_400) ? m_internalBitDepth[CHANNEL_TYPE_LUMA] : std::max(m_internalBitDepth[CHANNEL_TYPE_LUMA], m_internalBitDepth[CHANNEL_TYPE_CHROMA]);
  xConfirmPara(m_bitDepthConstraint<maxBitDepth, "The internalBitDepth must not be greater than the bitDepthConstraint value");
  xConfirmPara(m_chromaFormatConstraint<m_chromaFormatIDC, "The chroma format used must not be greater than the chromaFormatConstraint value");

  if (m_profile==Profile::MAINREXT || m_profile==Profile::HIGHTHROUGHPUTREXT)
  {
    xConfirmPara(m_lowerBitRateConstraintFlag==false && m_intraConstraintFlag==false, "The lowerBitRateConstraint flag cannot be false when intraConstraintFlag is false");
    xConfirmPara(m_cabacBypassAlignmentEnabledFlag && m_profile!=Profile::HIGHTHROUGHPUTREXT, "AlignCABACBeforeBypass must not be enabled unless the high throughput profile is being used.");
    if (m_profile == Profile::MAINREXT)
    {
      const uint32_t intraIdx = m_intraConstraintFlag ? 1:0;
      const uint32_t bitDepthIdx = (m_bitDepthConstraint == 8 ? 0 : (m_bitDepthConstraint ==10 ? 1 : (m_bitDepthConstraint == 12 ? 2 : (m_bitDepthConstraint == 16 ? 3 : 4 ))));
      const uint32_t chromaFormatIdx = uint32_t(m_chromaFormatConstraint);
      const bool bValidProfile = (bitDepthIdx > 3 || chromaFormatIdx>3) ? false : (validRExtProfileNames[intraIdx][bitDepthIdx][chromaFormatIdx] != NONE);
      xConfirmPara(!bValidProfile, "Invalid intra constraint flag, bit depth constraint flag and chroma format constraint flag combination for a RExt profile");
      const bool bUsingGeneralRExtTools  = m_transformSkipRotationEnabledFlag        ||
                                           m_transformSkipContextEnabledFlag         ||
                                           m_rdpcmEnabledFlag[RDPCM_SIGNAL_IMPLICIT] ||
                                           m_rdpcmEnabledFlag[RDPCM_SIGNAL_EXPLICIT] ||
                                           !m_enableIntraReferenceSmoothing          ||
                                           m_persistentRiceAdaptationEnabledFlag     ||
                                           m_log2MaxTransformSkipBlockSize!=2;
      const bool bUsingChromaQPTool      = m_diffCuChromaQpOffsetDepth >= 0;
      const bool bUsingExtendedPrecision = m_extendedPrecisionProcessingFlag;

      xConfirmPara((m_chromaFormatConstraint==CHROMA_420 || m_chromaFormatConstraint==CHROMA_400) && bUsingChromaQPTool, "CU Chroma QP adjustment cannot be used for 4:0:0 or 4:2:0 RExt profiles");
      xConfirmPara(m_bitDepthConstraint != 16 && bUsingExtendedPrecision, "Extended precision can only be used in 16-bit RExt profiles");
      if (!(m_chromaFormatConstraint == CHROMA_400 && m_bitDepthConstraint == 16) && m_chromaFormatConstraint!=CHROMA_444)
      {
        xConfirmPara(bUsingGeneralRExtTools, "Combination of tools and profiles are not possible in the specified RExt profile.");
      }
      xConfirmPara( m_onePictureOnlyConstraintFlag && m_chromaFormatConstraint!=CHROMA_444, "chroma format constraint must be 4:4:4 when one-picture-only constraint flag is 1");
      xConfirmPara( m_onePictureOnlyConstraintFlag && m_bitDepthConstraint != 8 && m_bitDepthConstraint != 16, "bit depth constraint must be 8 or 16 when one-picture-only constraint flag is 1");
      xConfirmPara( m_onePictureOnlyConstraintFlag && m_framesToBeEncoded > 1, "Number of frames to be encoded must be 1 when one-picture-only constraint flag is 1.");

      if (!m_intraConstraintFlag && m_bitDepthConstraint==16 && m_chromaFormatConstraint==CHROMA_444)
      {
        msg( WARNING, "********************************************************************************************************\n");
        msg( WARNING, "** WARNING: The RExt constraint flags describe a non standard combination (used for development only) **\n");
        msg( WARNING, "********************************************************************************************************\n");
      }
    }
    else
    {
      xConfirmPara( m_chromaFormatConstraint != CHROMA_444, "chroma format constraint must be 4:4:4 in the High Throughput 4:4:4 16-bit Intra profile.");
      xConfirmPara( m_bitDepthConstraint     != 16,         "bit depth constraint must be 4:4:4 in the High Throughput 4:4:4 16-bit Intra profile.");
      xConfirmPara( m_intraConstraintFlag    != 1,          "intra constraint flag must be 1 in the High Throughput 4:4:4 16-bit Intra profile.");
    }
  }
  else
  {
    xConfirmPara(m_bitDepthConstraint!=((m_profile==Profile::MAIN10 || m_profile==Profile::NEXT)?10:8), "BitDepthConstraint must be 8 for MAIN profile and 10 for MAIN10 profile.");
    xConfirmPara(m_chromaFormatConstraint!=CHROMA_420 && m_profile!=Profile::NEXT, "ChromaFormatConstraint must be 420 for non main-RExt and non-Next profiles.");
    xConfirmPara(m_intraConstraintFlag==true, "IntraConstraintFlag must be false for non main_RExt profiles.");
    xConfirmPara(m_lowerBitRateConstraintFlag==false, "LowerBitrateConstraintFlag must be true for non main-RExt profiles.");
    xConfirmPara(m_profile == Profile::MAINSTILLPICTURE && m_framesToBeEncoded > 1, "Number of frames to be encoded must be 1 when main still picture profile is used.");

    xConfirmPara(m_crossComponentPredictionEnabledFlag==true, "CrossComponentPrediction must not be used for non main-RExt profiles.");
    xConfirmPara(m_log2MaxTransformSkipBlockSize!=2, "Transform Skip Log2 Max Size must be 2 for V1 profiles.");
    xConfirmPara(m_transformSkipRotationEnabledFlag==true, "UseResidualRotation must not be enabled for non main-RExt profiles.");
    xConfirmPara(m_transformSkipContextEnabledFlag==true, "UseSingleSignificanceMapContext must not be enabled for non main-RExt profiles.");
    xConfirmPara(m_rdpcmEnabledFlag[RDPCM_SIGNAL_IMPLICIT]==true, "ImplicitResidualDPCM must not be enabled for non main-RExt profiles.");
    xConfirmPara(m_rdpcmEnabledFlag[RDPCM_SIGNAL_EXPLICIT]==true, "ExplicitResidualDPCM must not be enabled for non main-RExt profiles.");
    xConfirmPara(m_persistentRiceAdaptationEnabledFlag==true, "GolombRiceParameterAdaption must not be enabled for non main-RExt profiles.");
    xConfirmPara(m_extendedPrecisionProcessingFlag==true, "UseExtendedPrecision must not be enabled for non main-RExt profiles.");
    xConfirmPara(m_highPrecisionOffsetsEnabledFlag==true, "UseHighPrecisionPredictionWeighting must not be enabled for non main-RExt profiles.");
    xConfirmPara(m_enableIntraReferenceSmoothing==false, "EnableIntraReferenceSmoothing must be enabled for non main-RExt profiles.");
    xConfirmPara(m_cabacBypassAlignmentEnabledFlag, "AlignCABACBeforeBypass cannot be enabled for non main-RExt profiles.");
  }
  xConfirmPara( m_chromaFormatIDC==CHROMA_422, "4:2:2 chroma sampling format not supported with current compiler setting. Set compiler flag \"ENABLE_CHROMA_422\" equal to 1 for enabling 4:2:2.\n\n" );

  // check range of parameters
  xConfirmPara( m_inputBitDepth[CHANNEL_TYPE_LUMA  ] < 8,                                   "InputBitDepth must be at least 8" );
  xConfirmPara( m_inputBitDepth[CHANNEL_TYPE_CHROMA] < 8,                                   "InputBitDepthC must be at least 8" );

#if !RExt__HIGH_BIT_DEPTH_SUPPORT
  if (m_extendedPrecisionProcessingFlag)
  {
    for (uint32_t channelType = 0; channelType < MAX_NUM_CHANNEL_TYPE; channelType++)
    {
      xConfirmPara((m_internalBitDepth[channelType] > 8) , "Model is not configured to support high enough internal accuracies - enable RExt__HIGH_BIT_DEPTH_SUPPORT to use increased precision internal data types etc...");
    }
  }
  else
  {
    for (uint32_t channelType = 0; channelType < MAX_NUM_CHANNEL_TYPE; channelType++)
    {
      xConfirmPara((m_internalBitDepth[channelType] > 12) , "Model is not configured to support high enough internal accuracies - enable RExt__HIGH_BIT_DEPTH_SUPPORT to use increased precision internal data types etc...");
    }
  }
#endif

  xConfirmPara( (m_MSBExtendedBitDepth[CHANNEL_TYPE_LUMA  ] < m_inputBitDepth[CHANNEL_TYPE_LUMA  ]), "MSB-extended bit depth for luma channel (--MSBExtendedBitDepth) must be greater than or equal to input bit depth for luma channel (--InputBitDepth)" );
  xConfirmPara( (m_MSBExtendedBitDepth[CHANNEL_TYPE_CHROMA] < m_inputBitDepth[CHANNEL_TYPE_CHROMA]), "MSB-extended bit depth for chroma channel (--MSBExtendedBitDepthC) must be greater than or equal to input bit depth for chroma channel (--InputBitDepthC)" );

  xConfirmPara( m_log2SaoOffsetScale[CHANNEL_TYPE_LUMA]   > (m_internalBitDepth[CHANNEL_TYPE_LUMA  ]<10?0:(m_internalBitDepth[CHANNEL_TYPE_LUMA  ]-10)), "SaoLumaOffsetBitShift must be in the range of 0 to InternalBitDepth-10, inclusive");
  xConfirmPara( m_log2SaoOffsetScale[CHANNEL_TYPE_CHROMA] > (m_internalBitDepth[CHANNEL_TYPE_CHROMA]<10?0:(m_internalBitDepth[CHANNEL_TYPE_CHROMA]-10)), "SaoChromaOffsetBitShift must be in the range of 0 to InternalBitDepthC-10, inclusive");

  xConfirmPara( m_chromaFormatIDC >= NUM_CHROMA_FORMAT,                                     "ChromaFormatIDC must be either 400, 420, 422 or 444" );
  std::string sTempIPCSC="InputColourSpaceConvert must be empty, "+getListOfColourSpaceConverts(true);
  xConfirmPara( m_inputColourSpaceConvert >= NUMBER_INPUT_COLOUR_SPACE_CONVERSIONS,         sTempIPCSC.c_str() );
  xConfirmPara( m_InputChromaFormatIDC >= NUM_CHROMA_FORMAT,                                "InputChromaFormatIDC must be either 400, 420, 422 or 444" );
  xConfirmPara( m_iFrameRate <= 0,                                                          "Frame rate must be more than 1" );
  xConfirmPara( m_temporalSubsampleRatio < 1,                                               "Temporal subsample rate must be no less than 1" );
  xConfirmPara( m_framesToBeEncoded <= 0,                                                   "Total Number Of Frames encoded must be more than 0" );
  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_iDecodingRefreshType < 0 || m_iDecodingRefreshType > 3,                   "Decoding Refresh Type must be comprised between 0 and 3 included" );
  if(m_iDecodingRefreshType == 3)
  {
    xConfirmPara( !m_recoveryPointSEIEnabled,                                               "When using RecoveryPointSEI messages as RA points, recoveryPointSEI must be enabled" );
  }

  if (m_isField)
  {
    if (!m_pictureTimingSEIEnabled)
    {
      msg( WARNING, "****************************************************************************\n");
      msg( WARNING, "** WARNING: Picture Timing SEI should be enabled for field coding!        **\n");
      msg( WARNING, "****************************************************************************\n");
    }
  }

  if(m_crossComponentPredictionEnabledFlag && (m_chromaFormatIDC != CHROMA_444))
  {
    msg( WARNING, "****************************************************************************\n");
    msg( WARNING, "** WARNING: Cross-component prediction is specified for 4:4:4 format only **\n");
    msg( WARNING, "****************************************************************************\n");

    m_crossComponentPredictionEnabledFlag = false;
  }

  if ( m_CUTransquantBypassFlagForce && m_bUseHADME )
  {
    msg( WARNING, "****************************************************************************\n");
    msg( WARNING, "** WARNING: --HadamardME has been disabled due to the enabling of         **\n");
    msg( WARNING, "**          --CUTransquantBypassFlagForce                                 **\n");
    msg( WARNING, "****************************************************************************\n");

    m_bUseHADME = false; // this has been disabled so that the lambda is calculated slightly differently for lossless modes (as a result of JCTVC-R0104).
  }

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

  if (m_log2MaxTransformSkipBlockSize!=2 && m_useTransformSkipFast)
  {
    msg( WARNING, "***************************************************************************\n");
    msg( WARNING, "** WARNING: Transform skip fast is enabled (which only tests NxN splits),**\n");
    msg( WARNING, "**          but transform skip log2 max size is not 2 (4x4)              **\n");
    msg( WARNING, "**          It may be better to disable transform skip fast mode         **\n");
    msg( WARNING, "***************************************************************************\n");
  }

  xConfirmPara( m_quadtreeTULog2MaxSize * m_tuLog2MaxSize >= 0, "Setting of TULog2MaxSize and QuadtreeTULog2MaxSize is mutually exclusive - use only one of the parameters" );

  if( m_quadtreeTULog2MaxSize < 0 ) m_quadtreeTULog2MaxSize = m_tuLog2MaxSize;

  xConfirmPara( m_quadtreeTULog2MaxSize < 0, "Maximal TU size is invalid" );

#if !ENABLE_BMS
  if( m_profile == Profile::NEXT && m_quadtreeTULog2MaxSize < 6 )
  {
    msg( WARNING, "****************************************************************************\n" );
    msg( WARNING, "** WARNING: Using NEXT-Profile but not enabling large transformation      **\n" );
    msg( WARNING, "**          sizes. Use --TULog2MaxSize to set maximum transformation      **\n" );
    msg( WARNING, "**          size to 128 (=7) or 64 (=6)                                   **\n" );
    msg( WARNING, "****************************************************************************\n" );
  }

#endif
  if( m_SubPuMvpMode == 3 && m_maxNumMergeCand < 7 )
  {
    msg( WARNING, "****************************************************************************\n" );
    msg( WARNING, "** WARNING: Allowing less than 7 merge candidates, although both          **\n" );
    msg( WARNING, "**          advanced sup-pu temporal merging modes are enabled.           **\n" );
    msg( WARNING, "****************************************************************************\n" );
  }
  else if( m_SubPuMvpMode != 0 && m_maxNumMergeCand < 6 )
  {
    msg( WARNING, "****************************************************************************\n" );
    msg( WARNING, "** WARNING: Allowing less than 6 merge candidates, although               **\n" );
    msg( WARNING, "**          an advanced sup-pu temporal merging mode is enabled.          **\n" );
    msg( WARNING, "****************************************************************************\n" );
  }
  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_bLoopFilterDisable || m_loopFilterOffsetInPPS), "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_loopFilterBetaOffsetDiv2 < -6 || m_loopFilterBetaOffsetDiv2 > 6,          "Loop Filter Beta Offset div. 2 exceeds supported range (-6 to 6)" );
  xConfirmPara( m_loopFilterTcOffsetDiv2 < -6 || m_loopFilterTcOffsetDiv2 > 6,              "Loop Filter Tc Offset div. 2 exceeds supported range (-6 to 6)" );
  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" );
#endif
  if( !m_QTBT )
  {
    xConfirmPara( m_iMaxCuDQPDepth > m_uiMaxCUDepth - 1, "Absolute depth for a minimum CuDQP exceeds maximum coding unit depth" );
  }

  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" );

  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_uiMaxCUDepth > MAX_CU_DEPTH,                                              "MaxPartitionDepth exceeds predefined MAX_CU_DEPTH limit");
  xConfirmPara( m_uiMaxCUWidth > MAX_CU_SIZE,                                               "MaxCUWith exceeds predefined MAX_CU_SIZE limit");

  xConfirmPara( m_uiMinQT[0] < 1<<MIN_CU_LOG2,                                              "Minimum QT size should be larger than or equal to 4");
  xConfirmPara( m_uiMinQT[1] < 1<<MIN_CU_LOG2,                                              "Minimum QT size should be larger than or equal to 4");
  xConfirmPara( m_uiCTUSize < 16,                                                           "Maximum partition width size should be larger than or equal to 16");
  xConfirmPara( m_uiCTUSize < 16,                                                           "Maximum partition height size should be larger than or equal to 16");
  xConfirmPara( (m_iSourceWidth  % (1<<MIN_CU_LOG2))!=0,                                    "Resulting coded frame width must be a multiple of the minimum unit size");
  xConfirmPara( (m_iSourceHeight % (1<<MIN_CU_LOG2))!=0,                                    "Resulting coded frame height must be a multiple of the minimum unit size");
  xConfirmPara( (m_iSourceWidth  % (1<<MIN_CU_LOG2))!=0,                                    "Resulting coded frame width must be a multiple of the minimum unit size");
  xConfirmPara( (m_iSourceHeight % (1<<MIN_CU_LOG2))!=0,                                    "Resulting coded frame height must be a multiple of the minimum unit size");
  xConfirmPara( (m_iSourceWidth  % (1<<MIN_CU_LOG2))!=0,                                    "Resulting coded frame width must be a multiple of the minimum unit size");
  xConfirmPara( (m_iSourceHeight % (1<<MIN_CU_LOG2))!=0,                                    "Resulting coded frame height must be a multiple of the minimum unit size");
  xConfirmPara( m_uiMaxCUDepth < 1,                                                         "MaxPartitionDepth must be greater than zero");
  xConfirmPara( (m_uiMaxCUWidth  >> m_uiMaxCUDepth) < 4,                                    "Minimum partition width size should be larger than or equal to 8");
  xConfirmPara( (m_uiMaxCUHeight >> m_uiMaxCUDepth) < 4,                                    "Minimum partition height size should be larger than or equal to 8");
  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_iSourceWidth  % (m_uiMaxCUWidth  >> (m_uiMaxCUDepth-1)))!=0,             "Resulting coded frame width must be a multiple of the minimum CU size");
  xConfirmPara( (m_iSourceHeight % (m_uiMaxCUHeight >> (m_uiMaxCUDepth-1)))!=0,             "Resulting coded frame height must be a multiple of the minimum CU size");

  xConfirmPara( m_quadtreeTULog2MinSize < 2,                                        "QuadtreeTULog2MinSize must be 2 or greater." );

  if( !m_LargeCTU )
  {
    xConfirmPara( m_uiMaxCUHeight > 64, "CTU bigger than 64 only allowed with large CTU." );
    xConfirmPara( m_uiMaxCUWidth  > 64, "CTU bigger than 64 only allowed with large CTU." );
    if( m_QTBT ) xConfirmPara( m_uiCTUSize > 64, "CTU bigger than 64 only allowed with large CTU." );
  }

  if( m_profile == Profile::NEXT )
  {
    xConfirmPara( m_quadtreeTULog2MaxSize > 7,                                      "QuadtreeTULog2MaxSize must be 7 or smaller." );
  }
  else
  {
    xConfirmPara( m_quadtreeTULog2MaxSize > 5,                                      "QuadtreeTULog2MaxSize must be 5 or smaller." );
  }
  xConfirmPara( m_quadtreeTULog2MaxSize < m_quadtreeTULog2MinSize,                  "QuadtreeTULog2MaxSize must be greater than or equal to m_uiQuadtreeTULog2MinSize.");

  xConfirmPara( (1<<m_quadtreeTULog2MaxSize) > m_uiMaxCUWidth,                      "QuadtreeTULog2MaxSize must be log2(maxCUSize) or smaller.");
  xConfirmPara( ( 1 << m_quadtreeTULog2MinSize ) >= ( m_uiMaxCUWidth  >> (m_uiMaxCUDepth-1)), "QuadtreeTULog2MinSize must not be greater than or equal to minimum CU size" );
  xConfirmPara( ( 1 << m_quadtreeTULog2MinSize ) >= ( m_uiMaxCUHeight >> (m_uiMaxCUDepth-1)), "QuadtreeTULog2MinSize must not be greater than or equal to minimum CU size" );
  xConfirmPara( m_uiQuadtreeTUMaxDepthInter < 1,                                                       "QuadtreeTUMaxDepthInter must be greater than or equal to 1" );
  xConfirmPara( m_uiMaxCUWidth < ( 1 << (m_quadtreeTULog2MinSize + m_uiQuadtreeTUMaxDepthInter - 1) ), "QuadtreeTUMaxDepthInter must be less than or equal to the difference between log2(maxCUSize) and QuadtreeTULog2MinSize plus 1" );
  xConfirmPara( m_uiQuadtreeTUMaxDepthIntra < 1,                                                       "QuadtreeTUMaxDepthIntra must be greater than or equal to 1" );
  xConfirmPara( m_uiMaxCUWidth < ( 1 << (m_quadtreeTULog2MinSize + m_uiQuadtreeTUMaxDepthIntra - 1) ), "QuadtreeTUMaxDepthInter must be less than or equal to the difference between log2(maxCUSize) and QuadtreeTULog2MinSize plus 1" );

  xConfirmPara(  m_maxNumMergeCand < 1,  "MaxNumMergeCand must be 1 or greater.");
  if( m_SubPuMvpMode != 0 )
  {
    xConfirmPara( m_maxNumMergeCand > 7, "MaxNumMergeCand must be 7 or smaller." );
  }
  else
  {
    xConfirmPara( m_maxNumMergeCand > 5, "MaxNumMergeCand must be 5 or smaller." );
  }

#if JVET_L0632_AFFINE_MERGE
  xConfirmPara( m_maxNumAffineMergeCand < 1, "MaxNumAffineMergeCand must be 1 or greater." );
  xConfirmPara( m_maxNumAffineMergeCand > 5, "MaxNumAffineMergeCand must be 5 or smaller." );
#if JVET_L0369_SUBBLOCK_MERGE
  if ( m_Affine == 0 )
  {
    m_maxNumAffineMergeCand = m_SubPuMvpMode;
  }
#endif
#endif

  xConfirmPara( m_EMT < 0 || m_EMT >3, "EMT must be 0, 1, 2 or 3" );
  xConfirmPara( m_FastEMT < 0 || m_FastEMT >3, "FEMT must be 0, 1, 2 or 3" );
  if( m_usePCM)
  {
    for (uint32_t channelType = 0; channelType < MAX_NUM_CHANNEL_TYPE; channelType++)
    {
      xConfirmPara(((m_MSBExtendedBitDepth[channelType] > m_internalBitDepth[channelType]) && m_bPCMInputBitDepthFlag), "PCM bit depth cannot be greater than internal bit depth (PCMInputBitDepthFlag cannot be used when InputBitDepth or MSBExtendedBitDepth > InternalBitDepth)");
    }
    xConfirmPara(  m_uiPCMLog2MinSize < 3,                                      "PCMLog2MinSize must be 3 or greater.");
    xConfirmPara(  m_uiPCMLog2MinSize > 5,                                      "PCMLog2MinSize must be 5 or smaller.");
    xConfirmPara(  m_pcmLog2MaxSize > 5,                                        "PCMLog2MaxSize must be 5 or smaller.");
    xConfirmPara(  m_pcmLog2MaxSize < m_uiPCMLog2MinSize,                       "PCMLog2MaxSize must be equal to or greater than m_uiPCMLog2MinSize.");
  }

  if (m_sliceMode!=NO_SLICES)
  {
    xConfirmPara( m_sliceArgument < 1 ,         "SliceArgument should be larger than or equal to 1" );
  }

#if HEVC_DEPENDENT_SLICES
  if (m_sliceSegmentMode!=NO_SLICES)
  {
    xConfirmPara( m_sliceSegmentArgument < 1 ,         "SliceSegmentArgument should be larger than or equal to 1" );
  }
#endif

#if HEVC_TILES_WPP
  bool tileFlag = (m_numTileColumnsMinus1 > 0 || m_numTileRowsMinus1 > 0 );
  if (m_profile!=Profile::HIGHTHROUGHPUTREXT)
  {
    xConfirmPara( tileFlag && m_entropyCodingSyncEnabledFlag, "Tiles and entropy-coding-sync (Wavefronts) can not be applied together, except in the High Throughput Intra 4:4:4 16 profile");
  }
#endif

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

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

  xConfirmPara( m_defaultDisplayWindowFlag && !m_vuiParametersPresentFlag, "VUI needs to be enabled for default display window");

  if (m_defaultDisplayWindowFlag)
  {
    xConfirmPara( m_defDispWinLeftOffset   % SPS::getWinUnitX(m_chromaFormatIDC) != 0, "Left default display window offset must be an integer multiple of the specified chroma subsampling");
    xConfirmPara( m_defDispWinRightOffset  % SPS::getWinUnitX(m_chromaFormatIDC) != 0, "Right default display window offset must be an integer multiple of the specified chroma subsampling");
    xConfirmPara( m_defDispWinTopOffset    % SPS::getWinUnitY(m_chromaFormatIDC) != 0, "Top default display window offset must be an integer multiple of the specified chroma subsampling");
    xConfirmPara( m_defDispWinBottomOffset % SPS::getWinUnitY(m_chromaFormatIDC) != 0, "Bottom default display 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_POC = 1;
    m_GOPList[0].m_numRefPicsActive = 4;
  }
  else
  {
    xConfirmPara( m_intraConstraintFlag, "IntraConstraintFlag 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];
  refList[0]=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_loopFilterOffsetInPPS && (!m_bLoopFilterDisable) )
  {
    for(int i=0; i<m_iGOPSize; i++)
    {
      xConfirmPara( (m_GOPList[i].m_betaOffsetDiv2 + m_loopFilterBetaOffsetDiv2) < -6 || (m_GOPList[i].m_betaOffsetDiv2 + m_loopFilterBetaOffsetDiv2) > 6, "Loop Filter Beta Offset div. 2 for one of the GOP entries exceeds supported range (-6 to 6)" );
      xConfirmPara( (m_GOPList[i].m_tcOffsetDiv2 + m_loopFilterTcOffsetDiv2) < -6 || (m_GOPList[i].m_tcOffsetDiv2 + m_loopFilterTcOffsetDiv2) > 6, "Loop Filter Tc Offset div. 2 for one of the GOP entries exceeds supported range (-6 to 6)" );
    }
  }

#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

  m_extraRPSs=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_GOPList[curGOP].m_POC;
    if(m_GOPList[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_GOPList[curGOP].m_numRefPics; i++)
      {
        int absPOC = curPOC+m_GOPList[curGOP].m_referencePics[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_GOPList[k].m_POC % (m_iGOPSize * multipleFactor))
                {
                  if(m_GOPList[k].m_temporalId==m_GOPList[curGOP].m_temporalId)
                  {
                    m_GOPList[k].m_refPic = true;
                  }
                  m_GOPList[curGOP].m_usedByCurrPic[i]=m_GOPList[k].m_temporalId<=m_GOPList[curGOP].m_temporalId;
                }
              }
            }
          }
          if(!found)
          {
            msg( WARNING, "\nError: ref pic %d is not available for GOP frame %d\n",m_GOPList[curGOP].m_referencePics[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 GOPEntry for this frame containing all the reference pictures that were available (POC > 0)
        m_GOPList[m_iGOPSize+m_extraRPSs]=m_GOPList[curGOP];
        int newRefs=0;
        for(int i = 0; i< m_GOPList[curGOP].m_numRefPics; i++)
        {
          int absPOC = curPOC+m_GOPList[curGOP].m_referencePics[i];
          if(absPOC>=0)
          {
            m_GOPList[m_iGOPSize+m_extraRPSs].m_referencePics[newRefs]=m_GOPList[curGOP].m_referencePics[i];
            m_GOPList[m_iGOPSize+m_extraRPSs].m_usedByCurrPic[newRefs]=m_GOPList[curGOP].m_usedByCurrPic[i];
            newRefs++;
          }
        }
        int numPrefRefs = m_GOPList[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_GOPList[offGOP].m_POC;
          if(offPOC>=0&&m_GOPList[offGOP].m_temporalId<=m_GOPList[curGOP].m_temporalId)
          {
            bool newRef=false;
            for(int i=0; i<numRefs; i++)
            {
              if(refList[i]==offPOC)
              {
                newRef=true;
              }
            }
            for(int i=0; i<newRefs; i++)
            {
              if(m_GOPList[m_iGOPSize+m_extraRPSs].m_referencePics[i]==offPOC-curPOC)
              {
                newRef=false;
              }
            }
            if(newRef)
            {
              int insertPoint=newRefs;
              //this picture can be added, find appropriate place in list and insert it.
              if(m_GOPList[offGOP].m_temporalId==m_GOPList[curGOP].m_temporalId)
              {
                m_GOPList[offGOP].m_refPic = true;
              }
              for(int j=0; j<newRefs; j++)
              {
                if(m_GOPList[m_iGOPSize+m_extraRPSs].m_referencePics[j]<offPOC-curPOC||m_GOPList[m_iGOPSize+m_extraRPSs].m_referencePics[j]>0)
                {
                  insertPoint = j;
                  break;
                }
              }
              int prev = offPOC-curPOC;
              int prevUsed = m_GOPList[offGOP].m_temporalId<=m_GOPList[curGOP].m_temporalId;
              for(int j=insertPoint; j<newRefs+1; j++)
              {
                int newPrev = m_GOPList[m_iGOPSize+m_extraRPSs].m_referencePics[j];
                int newUsed = m_GOPList[m_iGOPSize+m_extraRPSs].m_usedByCurrPic[j];
                m_GOPList[m_iGOPSize+m_extraRPSs].m_referencePics[j]=prev;
                m_GOPList[m_iGOPSize+m_extraRPSs].m_usedByCurrPic[j]=prevUsed;
                prevUsed=newUsed;
                prev=newPrev;
              }
              newRefs++;
            }
          }
          if(newRefs>=numPrefRefs)
          {
            break;
          }
        }
        m_GOPList[m_iGOPSize+m_extraRPSs].m_numRefPics=newRefs;
        m_GOPList[m_iGOPSize+m_extraRPSs].m_POC = curPOC;
        if (m_extraRPSs == 0)
        {
          m_GOPList[m_iGOPSize+m_extraRPSs].m_interRPSPrediction = 0;
          m_GOPList[m_iGOPSize+m_extraRPSs].m_numRefIdc = 0;
        }
        else
        {
          int rIdx =  m_iGOPSize + m_extraRPSs - 1;
          int refPOC = m_GOPList[rIdx].m_POC;
          int refPics = m_GOPList[rIdx].m_numRefPics;
          int newIdc=0;
          for(int i = 0; i<= refPics; i++)
          {
            int deltaPOC = ((i != refPics)? m_GOPList[rIdx].m_referencePics[i] : 0);  // check if the reference abs POC is >= 0
            int absPOCref = refPOC+deltaPOC;
            int refIdc = 0;
            for (int j = 0; j < m_GOPList[m_iGOPSize+m_extraRPSs].m_numRefPics; j++)
            {
              if ( (absPOCref - curPOC) == m_GOPList[m_iGOPSize+m_extraRPSs].m_referencePics[j])
              {
                if (m_GOPList[m_iGOPSize+m_extraRPSs].m_usedByCurrPic[j])
                {
                  refIdc = 1;
                }
                else
                {
                  refIdc = 2;
                }
              }
            }
            m_GOPList[m_iGOPSize+m_extraRPSs].m_refIdc[newIdc]=refIdc;
            newIdc++;
          }
          m_GOPList[m_iGOPSize+m_extraRPSs].m_interRPSPrediction = 1;
          m_GOPList[m_iGOPSize+m_extraRPSs].m_numRefIdc = newIdc;
          m_GOPList[m_iGOPSize+m_extraRPSs].m_deltaRPS = refPOC - m_GOPList[m_iGOPSize+m_extraRPSs].m_POC;
        }
        curGOP=m_iGOPSize+m_extraRPSs;
        m_extraRPSs++;
      }
      numRefs=0;
      for(int i = 0; i< m_GOPList[curGOP].m_numRefPics; i++)
      {
        int absPOC = curPOC+m_GOPList[curGOP].m_referencePics[i];
        if(absPOC >= 0)
        {
          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_numReorderPics[i] = 0;
    m_maxDecPicBuffering[i] = 1;
  }
  for(int i=0; i<m_iGOPSize; i++)
  {
    if(m_GOPList[i].m_numRefPics+1 > m_maxDecPicBuffering[m_GOPList[i].m_temporalId])
    {
      m_maxDecPicBuffering[m_GOPList[i].m_temporalId] = m_GOPList[i].m_numRefPics + 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_numReorderPics[m_GOPList[i].m_temporalId])
    {
      m_numReorderPics[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_numReorderPics than a higher layer
    if(m_numReorderPics[i+1] < m_numReorderPics[i])
    {
      m_numReorderPics[i+1] = m_numReorderPics[i];
    }
    // the value of num_reorder_pics[ i ] shall be in the range of 0 to max_dec_pic_buffering[ i ] - 1, inclusive
    if(m_numReorderPics[i] > m_maxDecPicBuffering[i] - 1)
    {
      m_maxDecPicBuffering[i] = m_numReorderPics[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 num_reorder_pics[ i ] shall be in the range of 0 to max_dec_pic_buffering[ i ] -  1, inclusive
  if(m_numReorderPics[MAX_TLAYER-1] > m_maxDecPicBuffering[MAX_TLAYER-1] - 1)
  {
    m_maxDecPicBuffering[MAX_TLAYER-1] = m_numReorderPics[MAX_TLAYER-1] + 1;
  }

  if(m_vuiParametersPresentFlag && m_bitstreamRestrictionFlag)
  {
    int PicSizeInSamplesY =  m_iSourceWidth * m_iSourceHeight;
#if HEVC_TILES_WPP
    if(tileFlag)
    {
      int maxTileWidth = 0;
      int maxTileHeight = 0;
      int widthInCU = (m_iSourceWidth % m_uiMaxCUWidth) ? m_iSourceWidth/m_uiMaxCUWidth + 1: m_iSourceWidth/m_uiMaxCUWidth;
      int heightInCU = (m_iSourceHeight % m_uiMaxCUHeight) ? m_iSourceHeight/m_uiMaxCUHeight + 1: m_iSourceHeight/m_uiMaxCUHeight;
      if(m_tileUniformSpacingFlag)
      {
        maxTileWidth = m_uiMaxCUWidth*((widthInCU+m_numTileColumnsMinus1)/(m_numTileColumnsMinus1+1));
        maxTileHeight = m_uiMaxCUHeight*((heightInCU+m_numTileRowsMinus1)/(m_numTileRowsMinus1+1));
        // if only the last tile-row is one treeblock higher than the others
        // the maxTileHeight becomes smaller if the last row of treeblocks has lower height than the others
        if(!((heightInCU-1)%(m_numTileRowsMinus1+1)))
        {
          maxTileHeight = maxTileHeight - m_uiMaxCUHeight + (m_iSourceHeight % m_uiMaxCUHeight);
        }
        // if only the last tile-column is one treeblock wider than the others
        // the maxTileWidth becomes smaller if the last column of treeblocks has lower width than the others
        if(!((widthInCU-1)%(m_numTileColumnsMinus1+1)))
        {
          maxTileWidth = maxTileWidth - m_uiMaxCUWidth + (m_iSourceWidth % m_uiMaxCUWidth);
        }
      }
      else // not uniform spacing
      {
        if(m_numTileColumnsMinus1<1)
        {
          maxTileWidth = m_iSourceWidth;
        }
        else
        {
          int accColumnWidth = 0;
          for(int col=0; col<(m_numTileColumnsMinus1); col++)
          {
            maxTileWidth = m_tileColumnWidth[col]>maxTileWidth ? m_tileColumnWidth[col]:maxTileWidth;
            accColumnWidth += m_tileColumnWidth[col];
          }
          maxTileWidth = (widthInCU-accColumnWidth)>maxTileWidth ? m_uiMaxCUWidth*(widthInCU-accColumnWidth):m_uiMaxCUWidth*maxTileWidth;
        }
        if(m_numTileRowsMinus1<1)
        {
          maxTileHeight = m_iSourceHeight;
        }
        else
        {
          int accRowHeight = 0;
          for(int row=0; row<(m_numTileRowsMinus1); row++)
          {
            maxTileHeight = m_tileRowHeight[row]>maxTileHeight ? m_tileRowHeight[row]:maxTileHeight;
            accRowHeight += m_tileRowHeight[row];
          }
          maxTileHeight = (heightInCU-accRowHeight)>maxTileHeight ? m_uiMaxCUHeight*(heightInCU-accRowHeight):m_uiMaxCUHeight*maxTileHeight;
        }
      }
      int maxSizeInSamplesY = maxTileWidth*maxTileHeight;
      m_minSpatialSegmentationIdc = 4*PicSizeInSamplesY/maxSizeInSamplesY-4;
    }
    else if(m_entropyCodingSyncEnabledFlag)
    {
      m_minSpatialSegmentationIdc = 4*PicSizeInSamplesY/((2*m_iSourceHeight+m_iSourceWidth)*m_uiMaxCUHeight)-4;
    }
    else if(m_sliceMode == FIXED_NUMBER_OF_CTU)
    {
      m_minSpatialSegmentationIdc = 4*PicSizeInSamplesY/(m_sliceArgument*m_uiMaxCUWidth*m_uiMaxCUHeight)-4;
    }
    else
    {
      m_minSpatialSegmentationIdc = 0;
    }
#else
    if(m_sliceMode == FIXED_NUMBER_OF_CTU)
    {
      m_minSpatialSegmentationIdc = 4*PicSizeInSamplesY/(m_sliceArgument*m_uiMaxCUWidth*m_uiMaxCUHeight)-4;
    }
#endif
  }


  if (m_toneMappingInfoSEIEnabled)
  {
    xConfirmPara( m_toneMapCodedDataBitDepth < 8 || m_toneMapCodedDataBitDepth > 14 , "SEIToneMapCodedDataBitDepth must be in rage 8 to 14");
    xConfirmPara( m_toneMapTargetBitDepth < 1 || (m_toneMapTargetBitDepth > 16 && m_toneMapTargetBitDepth < 255) , "SEIToneMapTargetBitDepth must be in rage 1 to 16 or equal to 255");
    xConfirmPara( m_toneMapModelId < 0 || m_toneMapModelId > 4 , "SEIToneMapModelId must be in rage 0 to 4");
    xConfirmPara( m_cameraIsoSpeedValue == 0, "SEIToneMapCameraIsoSpeedValue shall not be equal to 0");
    xConfirmPara( m_exposureIndexValue  == 0, "SEIToneMapExposureIndexValue shall not be equal to 0");
    xConfirmPara( m_extendedRangeWhiteLevel < 100, "SEIToneMapExtendedRangeWhiteLevel should be greater than or equal to 100");
    xConfirmPara( m_nominalBlackLevelLumaCodeValue >= m_nominalWhiteLevelLumaCodeValue, "SEIToneMapNominalWhiteLevelLumaCodeValue shall be greater than SEIToneMapNominalBlackLevelLumaCodeValue");
    xConfirmPara( m_extendedWhiteLevelLumaCodeValue < m_nominalWhiteLevelLumaCodeValue, "SEIToneMapExtendedWhiteLevelLumaCodeValue shall be greater than or equal to SEIToneMapNominalWhiteLevelLumaCodeValue");
  }

  if (m_kneeSEIEnabled && !m_kneeSEICancelFlag)
  {
    xConfirmPara( m_kneeSEINumKneePointsMinus1 < 0 || m_kneeSEINumKneePointsMinus1 > 998, "SEIKneeFunctionNumKneePointsMinus1 must be in the range of 0 to 998");
    for ( uint32_t i=0; i<=m_kneeSEINumKneePointsMinus1; i++ )
    {
      xConfirmPara( m_kneeSEIInputKneePoint[i] < 1 || m_kneeSEIInputKneePoint[i] > 999, "SEIKneeFunctionInputKneePointValue must be in the range of 1 to 999");
      xConfirmPara( m_kneeSEIOutputKneePoint[i] < 0 || m_kneeSEIOutputKneePoint[i] > 1000, "SEIKneeFunctionInputKneePointValue must be in the range of 0 to 1000");
      if ( i > 0 )
      {
        xConfirmPara( m_kneeSEIInputKneePoint[i-1] >= m_kneeSEIInputKneePoint[i],  "The i-th SEIKneeFunctionInputKneePointValue must be greater than the (i-1)-th value");
        xConfirmPara( m_kneeSEIOutputKneePoint[i-1] > m_kneeSEIOutputKneePoint[i],  "The i-th SEIKneeFunctionOutputKneePointValue must be greater than or equal to the (i-1)-th value");
      }
    }
  }

  if (m_chromaResamplingFilterSEIenabled)
  {
    xConfirmPara( (m_chromaFormatIDC == CHROMA_400 ), "chromaResamplingFilterSEI is not allowed to be present when ChromaFormatIDC is equal to zero (4:0:0)" );
    xConfirmPara(m_vuiParametersPresentFlag && m_chromaLocInfoPresentFlag && (m_chromaSampleLocTypeTopField != m_chromaSampleLocTypeBottomField ), "When chromaResamplingFilterSEI is enabled, ChromaSampleLocTypeTopField has to be equal to ChromaSampleLocTypeBottomField" );
  }

  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" );
  }
  if (m_vuiParametersPresentFlag)
  {
    xConfirmPara(m_RCTargetBitrate == 0, "A target bit rate is required to be set for VUI/HRD parameters.");
    if (m_RCCpbSize == 0)
    {
      msg( WARNING, "Warning: CPB size is set equal to zero. Adjusting value to be equal to TargetBitrate!\n");
      m_RCCpbSize = m_RCTargetBitrate;
    }
  }
#endif

  xConfirmPara(!m_TransquantBypassEnabledFlag && m_CUTransquantBypassFlagForce, "CUTransquantBypassFlagForce cannot be 1 when TransquantBypassEnableFlag is 0");

  xConfirmPara(m_log2ParallelMergeLevel < 2, "Log2ParallelMergeLevel should be larger than or equal to 2");

  if (m_framePackingSEIEnabled)
  {
    xConfirmPara(m_framePackingSEIType < 3 || m_framePackingSEIType > 5 , "SEIFramePackingType must be in rage 3 to 5");
  }

  if (m_segmentedRectFramePackingSEIEnabled)
  {
    xConfirmPara(m_framePackingSEIEnabled , "SEISegmentedRectFramePacking must be 0 when SEIFramePacking is 1");
  }

#if HEVC_TILES_WPP
  if((m_numTileColumnsMinus1 <= 0) && (m_numTileRowsMinus1 <= 0) && m_tmctsSEIEnabled)
  {
    msg( WARNING, "Warning: SEITempMotionConstrainedTileSets is set to false to disable temporal motion-constrained tile sets SEI message because there are no tiles enabled.\n");
    m_tmctsSEIEnabled = false;
  }
#endif

  if(m_timeCodeSEIEnabled)
  {
    xConfirmPara(m_timeCodeSEINumTs > MAX_TIMECODE_SEI_SETS, "Number of time sets cannot exceed 3");
  }

#if U0033_ALTERNATIVE_TRANSFER_CHARACTERISTICS_SEI
  xConfirmPara(m_preferredTransferCharacteristics > 255, "transfer_characteristics_idc should not be greater than 255.");
#endif
  xConfirmPara( unsigned(m_ImvMode) > 2, "ImvMode exceeds range (0 to 2)" );
  xConfirmPara( m_decodeBitstreams[0] == m_bitstreamFileName, "Debug bitstream and the output bitstream cannot be equal.\n" );
  xConfirmPara( m_decodeBitstreams[1] == m_bitstreamFileName, "Decode2 bitstream and the output bitstream cannot be equal.\n" );
  xConfirmPara(unsigned(m_LMChroma) > 1, "LMMode exceeds range (0 to 1)");
#if EXTENSION_360_VIDEO
  check_failed |= m_ext360.verifyParameters();
#endif

#undef xConfirmPara
  return check_failed;
}

const char *profileToString(const Profile::Name profile)
{
  static const uint32_t numberOfProfiles = sizeof(strToProfile)/sizeof(*strToProfile);

  for (uint32_t profileIndex = 0; profileIndex < numberOfProfiles; profileIndex++)
  {
    if (strToProfile[profileIndex].value == profile)
    {
      return strToProfile[profileIndex].str;
    }
  }

  //if we get here, we didn't find this profile in the list - so there is an error
  EXIT( "ERROR: Unknown profile \"" << profile << "\" in profileToString" );
  return "";
}

void EncAppCfg::xPrintParameter()
{
  //msg( DETAILS, "\n" );
  msg( DETAILS, "Input          File                    : %s\n", m_inputFileName.c_str() );
  msg( DETAILS, "Bitstream      File                    : %s\n", m_bitstreamFileName.c_str() );
  msg( DETAILS, "Reconstruction File                    : %s\n", m_reconFileName.c_str() );
  msg( DETAILS, "Real     Format                        : %dx%d %gHz\n", m_iSourceWidth - m_confWinLeft - m_confWinRight, m_iSourceHeight - m_confWinTop - m_confWinBottom, (double)m_iFrameRate / m_temporalSubsampleRatio );
  msg( DETAILS, "Internal Format                        : %dx%d %gHz\n", m_iSourceWidth, m_iSourceHeight, (double)m_iFrameRate / m_temporalSubsampleRatio );
  msg( DETAILS, "Sequence PSNR output                   : %s\n", ( m_printMSEBasedSequencePSNR ? "Linear average, MSE-based" : "Linear average only" ) );
  msg( DETAILS, "Hexadecimal PSNR output                : %s\n", ( m_printHexPsnr ? "Enabled" : "Disabled" ) );
  msg( DETAILS, "Sequence MSE output                    : %s\n", ( m_printSequenceMSE ? "Enabled" : "Disabled" ) );
  msg( DETAILS, "Frame MSE output                       : %s\n", ( m_printFrameMSE ? "Enabled" : "Disabled" ) );
  msg( DETAILS, "Cabac-zero-word-padding                : %s\n", ( m_cabacZeroWordPaddingEnabled ? "Enabled" : "Disabled" ) );
  if (m_isField)
  {
    msg( DETAILS, "Frame/Field                            : Field based coding\n" );
    msg( DETAILS, "Field index                            : %u - %d (%d fields)\n", m_FrameSkip, m_FrameSkip + m_framesToBeEncoded - 1, m_framesToBeEncoded );
    msg( DETAILS, "Field Order                            : %s field first\n", m_isTopFieldFirst ? "Top" : "Bottom" );

  }
  else
  {
    msg( DETAILS, "Frame/Field                            : Frame based coding\n" );
    msg( DETAILS, "Frame index                            : %u - %d (%d frames)\n", m_FrameSkip, m_FrameSkip + m_framesToBeEncoded - 1, m_framesToBeEncoded );
  }
  if (m_profile == Profile::MAINREXT)
  {
    ExtendedProfileName validProfileName;
    if (m_onePictureOnlyConstraintFlag)
    {
      validProfileName = m_bitDepthConstraint == 8 ? MAIN_444_STILL_PICTURE : (m_bitDepthConstraint == 16 ? MAIN_444_16_STILL_PICTURE : NONE);
    }
    else
    {
      const uint32_t intraIdx = m_intraConstraintFlag ? 1:0;
      const uint32_t bitDepthIdx = (m_bitDepthConstraint == 8 ? 0 : (m_bitDepthConstraint ==10 ? 1 : (m_bitDepthConstraint == 12 ? 2 : (m_bitDepthConstraint == 16 ? 3 : 4 ))));
      const uint32_t chromaFormatIdx = uint32_t(m_chromaFormatConstraint);
      validProfileName = (bitDepthIdx > 3 || chromaFormatIdx>3) ? NONE : validRExtProfileNames[intraIdx][bitDepthIdx][chromaFormatIdx];
    }
    std::string rextSubProfile;
    if (validProfileName!=NONE)
    {
      rextSubProfile=enumToString(strToExtendedProfile, sizeof(strToExtendedProfile)/sizeof(*strToExtendedProfile), validProfileName);
    }
    if (rextSubProfile == "main_444_16")
    {
      rextSubProfile="main_444_16 [NON STANDARD]";
    }
    msg( DETAILS, "Profile                                : %s (%s)\n", profileToString(m_profile), (rextSubProfile.empty())?"INVALID REXT PROFILE":rextSubProfile.c_str() );
  }
  else
  {
    msg( DETAILS, "Profile                                : %s\n", profileToString(m_profile) );
  }
  msg( DETAILS, "CU size / depth / total-depth          : %d / %d / %d\n", m_uiMaxCUWidth, m_uiMaxCUDepth, m_uiMaxCodingDepth );