/* The copyright in this software is being made available under the BSD
 * License, included below. This software may be subject to other third party
 * and contributor rights, including patent rights, and no such rights are
 * granted under this license.
 *
 * Copyright (c) 2010-2020, ITU/ISO/IEC
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  * Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
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 *    be used to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 */

/** \file     EncLib.cpp
    \brief    encoder class
*/
#include "EncLib.h"

#include "EncModeCtrl.h"
#include "AQp.h"
#include "EncCu.h"

#include "CommonLib/Picture.h"
#include "CommonLib/CommonDef.h"
#include "CommonLib/ChromaFormat.h"
#if ENABLE_SPLIT_PARALLELISM
#include <omp.h>
#endif
#include "EncLibCommon.h"
#if JVET_Q0814_DPB
#include "CommonLib/ProfileLevelTier.h"
#endif

//! \ingroup EncoderLib
//! \{

// ====================================================================================================================
// Constructor / destructor / create / destroy
// ====================================================================================================================

EncLib::EncLib( EncLibCommon* encLibCommon )
  : m_cListPic( encLibCommon->getPictureBuffer() )
  , m_cEncALF( encLibCommon->getApsIdStart() )
  , m_spsMap( encLibCommon->getSpsMap() )
  , m_ppsMap( encLibCommon->getPpsMap() )
  , m_apsMap( encLibCommon->getApsMap() )
  , m_AUWriterIf( nullptr )
#if JVET_J0090_MEMORY_BANDWITH_MEASURE
  , m_cacheModel()
#endif
  , m_lmcsAPS(nullptr)
  , m_scalinglistAPS( nullptr )
  , m_doPlt( true )
#if JVET_Q0814_DPB
  , m_vps( encLibCommon->getVPS() )
#endif
{
  m_iPOCLast          = -1;
  m_iNumPicRcvd       =  0;
  m_uiNumAllPicCoded  =  0;

  m_iMaxRefPicNum     = 0;

#if ENABLE_SIMD_OPT_BUFFER
  g_pelBufOP.initPelBufOpsX86();
#endif

#if JVET_O0756_CALCULATE_HDRMETRICS
  m_metricTime = std::chrono::milliseconds(0);
#endif

  memset(m_apss, 0, sizeof(m_apss));

  m_layerId = NOT_VALID;
  m_picIdInGOP = NOT_VALID;
}

EncLib::~EncLib()
{
}

void EncLib::create( const int layerId )
{
  m_layerId = layerId;
  m_iPOCLast = m_compositeRefEnabled ? -2 : -1;
  // create processing unit classes
  m_cGOPEncoder.        create( );
#if ENABLE_SPLIT_PARALLELISM
#if ENABLE_SPLIT_PARALLELISM
  m_numCuEncStacks  = m_numSplitThreads == 1 ? 1 : NUM_RESERVERD_SPLIT_JOBS;
#else
  m_numCuEncStacks  = 1;
#endif

  m_cCuEncoder      = new EncCu              [m_numCuEncStacks];
  m_cInterSearch    = new InterSearch        [m_numCuEncStacks];
  m_cIntraSearch    = new IntraSearch        [m_numCuEncStacks];
  m_cTrQuant        = new TrQuant            [m_numCuEncStacks];
  m_CABACEncoder    = new CABACEncoder       [m_numCuEncStacks];
  m_cRdCost         = new RdCost             [m_numCuEncStacks];
  m_CtxCache        = new CtxCache           [m_numCuEncStacks];

  for( int jId = 0; jId < m_numCuEncStacks; jId++ )
  {
    m_cCuEncoder[jId].         create( this );
  }
#else
  m_cCuEncoder.         create( this );
#endif
#if JVET_J0090_MEMORY_BANDWITH_MEASURE
  m_cInterSearch.cacheAssign( &m_cacheModel );
#endif

#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
  m_cLoopFilter.create(floorLog2(m_maxCUWidth) - MIN_CU_LOG2);
#else
  m_cLoopFilter.create( m_maxTotalCUDepth );
#endif

  if (!m_bLoopFilterDisable)
  {
    m_cLoopFilter.initEncPicYuvBuffer(m_chromaFormatIDC, getSourceWidth(), getSourceHeight());
  }

#if ENABLE_SPLIT_PARALLELISM
  m_cReshaper = new EncReshape[m_numCuEncStacks];
#endif
  if (m_lmcsEnabled)
  {
#if ENABLE_SPLIT_PARALLELISM
    for (int jId = 0; jId < m_numCuEncStacks; jId++)
    {
      m_cReshaper[jId].createEnc(getSourceWidth(), getSourceHeight(), m_maxCUWidth, m_maxCUHeight, m_bitDepth[COMPONENT_Y]);
    }
#else
    m_cReshaper.createEnc( getSourceWidth(), getSourceHeight(), m_maxCUWidth, m_maxCUHeight, m_bitDepth[COMPONENT_Y]);
#endif
  }
  if ( m_RCEnableRateControl )
  {
    m_cRateCtrl.init(m_framesToBeEncoded, m_RCTargetBitrate, (int)((double)m_iFrameRate / m_temporalSubsampleRatio + 0.5), m_iGOPSize, m_iSourceWidth, m_iSourceHeight,
      m_maxCUWidth, m_maxCUHeight, getBitDepth(CHANNEL_TYPE_LUMA), m_RCKeepHierarchicalBit, m_RCUseLCUSeparateModel, m_GOPList);
  }

}

void EncLib::destroy ()
{
  // destroy processing unit classes
  m_cGOPEncoder.        destroy();
  m_cSliceEncoder.      destroy();
#if ENABLE_SPLIT_PARALLELISM
  for( int jId = 0; jId < m_numCuEncStacks; jId++ )
  {
    m_cCuEncoder[jId].destroy();
  }
#else
  m_cCuEncoder.         destroy();
#endif
  if( m_alf )
  {
    m_cEncALF.destroy();
  }
  m_cEncSAO.            destroyEncData();
  m_cEncSAO.            destroy();
  m_cLoopFilter.        destroy();
  m_cRateCtrl.          destroy();
#if ENABLE_SPLIT_PARALLELISM
  for (int jId = 0; jId < m_numCuEncStacks; jId++)
  {
    m_cReshaper[jId].   destroy();
  }
#else
  m_cReshaper.          destroy();
#endif
#if ENABLE_SPLIT_PARALLELISM
  for( int jId = 0; jId < m_numCuEncStacks; jId++ )
  {
    m_cInterSearch[jId].   destroy();
    m_cIntraSearch[jId].   destroy();
  }
#else
  m_cInterSearch.       destroy();
  m_cIntraSearch.       destroy();
#endif

#if ENABLE_SPLIT_PARALLELISM
  delete[] m_cCuEncoder;
  delete[] m_cInterSearch;
  delete[] m_cIntraSearch;
  delete[] m_cTrQuant;
  delete[] m_CABACEncoder;
  delete[] m_cRdCost;
  delete[] m_CtxCache;
#endif

  return;
}

void EncLib::init( bool isFieldCoding, AUWriterIf* auWriterIf )
{
  m_AUWriterIf = auWriterIf;

#if ENABLING_MULTI_SPS
  SPS &sps0 = *(m_spsMap.allocatePS(m_layerId)); // NOTE: implementations that use more than 1 SPS need to be aware of activation issues.
#else
  SPS &sps0 = *(m_spsMap.allocatePS(0)); // NOTE: implementations that use more than 1 SPS need to be aware of activation issues.
#endif
  PPS &pps0 = *( m_ppsMap.allocatePS( m_layerId ) );
  APS &aps0 = *( m_apsMap.allocatePS( SCALING_LIST_APS ) );
  aps0.setAPSId( 0 );
  aps0.setAPSType( SCALING_LIST_APS );

  // initialize SPS
#if JVET_Q0814_DPB
  xInitSPS( sps0 );
  xInitVPS( sps0 );
#else
  xInitSPS( sps0, m_cVPS );
  xInitVPS(m_cVPS, sps0);
#endif

  int dpsId = getDecodingParameterSetEnabled() ? 1 : 0;
  xInitDPS(m_dps, sps0, dpsId);
  sps0.setDecodingParameterSetId(m_dps.getDecodingParameterSetId());

#if ENABLE_SPLIT_PARALLELISM
  if( omp_get_dynamic() )
  {
    omp_set_dynamic( false );
  }
  omp_set_nested( true );
#endif

  if (getUseCompositeRef() || getDependentRAPIndicationSEIEnabled())
  {
    sps0.setLongTermRefsPresent(true);
  }

#if U0132_TARGET_BITS_SATURATION
  if (m_RCCpbSaturationEnabled)
  {
    m_cRateCtrl.initHrdParam(sps0.getHrdParameters(), m_iFrameRate, m_RCInitialCpbFullness);
  }
#endif
#if ENABLE_SPLIT_PARALLELISM
  for( int jId = 0; jId < m_numCuEncStacks; jId++ )
  {
    m_cRdCost[jId].setCostMode ( m_costMode );
  }
#else
  m_cRdCost.setCostMode ( m_costMode );
#endif

  // initialize PPS
  pps0.setPicWidthInLumaSamples( m_iSourceWidth );
  pps0.setPicHeightInLumaSamples( m_iSourceHeight );
  pps0.setConformanceWindow( m_conformanceWindow );
  xInitPPS(pps0, sps0);
  // initialize APS
  xInitRPL(sps0, isFieldCoding);

  if( m_rprEnabled )
  {
    PPS &pps = *( m_ppsMap.allocatePS( ENC_PPS_ID_RPR ) );
    Window& inputScalingWindow = pps0.getScalingWindow();
#if JVET_Q0487_SCALING_WINDOW_ISSUES
    int scaledWidth = int( ( pps0.getPicWidthInLumaSamples() - SPS::getWinUnitX( sps0.getChromaFormatIdc() ) * ( inputScalingWindow.getWindowLeftOffset() + inputScalingWindow.getWindowRightOffset() ) ) / m_scalingRatioHor );
#else
    int scaledWidth = int( ( pps0.getPicWidthInLumaSamples() - inputScalingWindow.getWindowLeftOffset() - inputScalingWindow.getWindowRightOffset() ) / m_scalingRatioHor );
#endif
#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
    int minSizeUnit = std::max(8, 1 << sps0.getLog2MinCodingBlockSize());
#else
    int minSizeUnit = std::max(8, (int)(sps0.getMaxCUHeight() >> (sps0.getMaxCodingDepth() - 1)));
#endif
    int temp = scaledWidth / minSizeUnit;
    int width = ( scaledWidth - ( temp * minSizeUnit) > 0 ? temp + 1 : temp ) * minSizeUnit;

#if JVET_Q0487_SCALING_WINDOW_ISSUES
    int scaledHeight = int( ( pps0.getPicHeightInLumaSamples() - SPS::getWinUnitY( sps0.getChromaFormatIdc() ) * ( inputScalingWindow.getWindowTopOffset() + inputScalingWindow.getWindowBottomOffset() ) ) / m_scalingRatioVer );
#else
    int scaledHeight = int( ( pps0.getPicHeightInLumaSamples() - inputScalingWindow.getWindowTopOffset() - inputScalingWindow.getWindowBottomOffset() ) / m_scalingRatioVer );
#endif
    temp = scaledHeight / minSizeUnit;
    int height = ( scaledHeight - ( temp * minSizeUnit) > 0 ? temp + 1 : temp ) * minSizeUnit;

    pps.setPicWidthInLumaSamples( width );
    pps.setPicHeightInLumaSamples( height );

    Window conformanceWindow;
    conformanceWindow.setWindow( 0, ( width - scaledWidth ) / SPS::getWinUnitX( sps0.getChromaFormatIdc() ), 0, ( height - scaledHeight ) / SPS::getWinUnitY( sps0.getChromaFormatIdc() ) );
    pps.setConformanceWindow( conformanceWindow );

    Window scalingWindow;
    scalingWindow.setWindow( 0, width - scaledWidth, 0, height - scaledHeight );
    pps.setScalingWindow( scalingWindow );

#if JVET_Q0179_SCALING_WINDOW_SIZE_CONSTRAINT
    //register the width/height of the current pic into reference SPS
    if (!sps0.getPPSValidFlag(pps.getPPSId()))
    {
      sps0.setPPSValidFlag(pps.getPPSId(), true);
      sps0.setScalingWindowSizeInPPS(pps.getPPSId(), scaledWidth, scaledHeight);
    }
    int curSeqMaxPicWidthY = sps0.getMaxPicWidthInLumaSamples();    // pic_width_max_in_luma_samples
    int curSeqMaxPicHeightY = sps0.getMaxPicHeightInLumaSamples();  // pic_height_max_in_luma_samples
    int curPicWidthY = width;                                       // pic_width_in_luma_samples
    int curPicHeightY = height;                                     // pic_height_in_luma_samples 
    int max8MinCbSizeY = std::max((int)8, (1 << sps0.getLog2MinCodingBlockSize())); // Max(8, MinCbSizeY)
    //Warning message of potential scaling window size violation
    for (int i = 0; i < 64; i++)
    {
      if (sps0.getPPSValidFlag(i))
      {
        if ((scaledWidth * curSeqMaxPicWidthY) < sps0.getScalingWindowSizeInPPS(i).width * (curPicWidthY - max8MinCbSizeY))
          printf("Potential violation: (curScaledWIdth * curSeqMaxPicWidthY) should be greater than or equal to refScaledWidth * (curPicWidthY - max(8, MinCbSizeY)\n");
        if ((scaledHeight * curSeqMaxPicHeightY) < sps0.getScalingWindowSizeInPPS(i).height * (curPicHeightY - max8MinCbSizeY))
          printf("Potential violation: (curScaledHeight * curSeqMaxPicHeightY) should be greater than or equal to refScaledHeight * (curPicHeightY - max(8, MinCbSizeY)\n");
      }
    }
#endif

    // disable picture partitioning for scaled RPR pictures (slice/tile config only provided for the original resolution)
    m_noPicPartitionFlag = true;

    xInitPPS( pps, sps0 ); // will allocate memory for and initialize pps.pcv inside
  }

#if ER_CHROMA_QP_WCG_PPS
  if (m_wcgChromaQpControl.isEnabled())
  {
    PPS &pps1=*(m_ppsMap.allocatePS(1));
    xInitPPS(pps1, sps0);
  }
#endif
  if (getUseCompositeRef())
  {
    PPS &pps2 = *(m_ppsMap.allocatePS(2));
    xInitPPS(pps2, sps0);
    xInitPPSforLT(pps2);
  }
  xInitPicHeader(m_picHeader, sps0, pps0);

  // initialize processing unit classes
  m_cGOPEncoder.  init( this );
  m_cSliceEncoder.init( this, sps0 );
#if ENABLE_SPLIT_PARALLELISM
  for( int jId = 0; jId < m_numCuEncStacks; jId++ )
  {
    // precache a few objects
    for( int i = 0; i < 10; i++ )
    {
      auto x = m_CtxCache[jId].get();
      m_CtxCache[jId].cache( x );
    }

    m_cCuEncoder[jId].init( this, sps0, jId );

    // initialize transform & quantization class
    m_cTrQuant[jId].init( jId == 0 ? nullptr : m_cTrQuant[0].getQuant(),
                          1 << m_log2MaxTbSize,

                          m_useRDOQ,
                          m_useRDOQTS,
#if T0196_SELECTIVE_RDOQ
                          m_useSelectiveRDOQ,
#endif
                          true
    );

    // initialize encoder search class
    CABACWriter* cabacEstimator = m_CABACEncoder[jId].getCABACEstimator( &sps0 );
    m_cIntraSearch[jId].init( this,
                              &m_cTrQuant[jId],
                              &m_cRdCost[jId],
                              cabacEstimator,
#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
                              getCtxCache( jId ), m_maxCUWidth, m_maxCUHeight, floorLog2(m_maxCUWidth) - m_log2MinCUSize
#else
                              getCtxCache( jId ), m_maxCUWidth, m_maxCUHeight, m_maxTotalCUDepth
#endif
                            , &m_cReshaper[jId]
                            , sps0.getBitDepth(CHANNEL_TYPE_LUMA)
    );
    m_cInterSearch[jId].init( this,
                              &m_cTrQuant[jId],
                              m_iSearchRange,
                              m_bipredSearchRange,
                              m_motionEstimationSearchMethod,
                              getUseCompositeRef(),
#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
                              m_maxCUWidth, m_maxCUHeight, floorLog2(m_maxCUWidth) - m_log2MinCUSize, &m_cRdCost[jId], cabacEstimator, getCtxCache( jId )
#else
                              m_maxCUWidth, m_maxCUHeight, m_maxTotalCUDepth, &m_cRdCost[jId], cabacEstimator, getCtxCache( jId )
#endif
                           , &m_cReshaper[jId]
    );

    // link temporary buffets from intra search with inter search to avoid unnecessary memory overhead
    m_cInterSearch[jId].setTempBuffers( m_cIntraSearch[jId].getSplitCSBuf(), m_cIntraSearch[jId].getFullCSBuf(), m_cIntraSearch[jId].getSaveCSBuf() );
  }
#else  // ENABLE_SPLIT_PARALLELISM || ENABLE_WPP_PARALLELISM
  m_cCuEncoder.   init( this, sps0 );

  // initialize transform & quantization class
  m_cTrQuant.init( nullptr,
                   1 << m_log2MaxTbSize,
                   m_useRDOQ,
                   m_useRDOQTS,
#if T0196_SELECTIVE_RDOQ
                   m_useSelectiveRDOQ,
#endif
                   true
  );

  // initialize encoder search class
  CABACWriter* cabacEstimator = m_CABACEncoder.getCABACEstimator(&sps0);
  m_cIntraSearch.init( this,
                       &m_cTrQuant,
                       &m_cRdCost,
                       cabacEstimator,
#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
                       getCtxCache(), m_maxCUWidth, m_maxCUHeight, floorLog2(m_maxCUWidth) - m_log2MinCUSize
#else
                       getCtxCache(), m_maxCUWidth, m_maxCUHeight, m_maxTotalCUDepth
#endif
                     , &m_cReshaper
                     , sps0.getBitDepth(CHANNEL_TYPE_LUMA)
  );
  m_cInterSearch.init( this,
                       &m_cTrQuant,
                       m_iSearchRange,
                       m_bipredSearchRange,
                       m_motionEstimationSearchMethod,
                       getUseCompositeRef(),
#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
    m_maxCUWidth, m_maxCUHeight, floorLog2(m_maxCUWidth) - m_log2MinCUSize, &m_cRdCost, cabacEstimator, getCtxCache()
#else
    m_maxCUWidth, m_maxCUHeight, m_maxTotalCUDepth, &m_cRdCost, cabacEstimator, getCtxCache()
#endif
                     , &m_cReshaper
  );

  // link temporary buffets from intra search with inter search to avoid unneccessary memory overhead
  m_cInterSearch.setTempBuffers( m_cIntraSearch.getSplitCSBuf(), m_cIntraSearch.getFullCSBuf(), m_cIntraSearch.getSaveCSBuf() );
#endif // ENABLE_SPLIT_PARALLELISM || ENABLE_WPP_PARALLELISM

  m_iMaxRefPicNum = 0;

#if ER_CHROMA_QP_WCG_PPS
  if( m_wcgChromaQpControl.isEnabled() )
  {
    xInitScalingLists( sps0, *m_apsMap.getPS( 1 ) );
    xInitScalingLists( sps0, aps0 );
  }
  else
#endif
  {
    xInitScalingLists( sps0, aps0 );
  }
  if( m_rprEnabled )
  {
    xInitScalingLists( sps0, *m_apsMap.getPS( ENC_PPS_ID_RPR ) );
  }
  if (getUseCompositeRef())
  {
    Picture *picBg = new Picture;
    picBg->create( sps0.getChromaFormatIdc(), Size( pps0.getPicWidthInLumaSamples(), pps0.getPicHeightInLumaSamples() ), sps0.getMaxCUWidth(), sps0.getMaxCUWidth() + 16, false, m_layerId );
    picBg->getRecoBuf().fill(0);
#if JVET_Q0814_DPB
    picBg->finalInit( m_vps, sps0, pps0, &m_picHeader, m_apss, m_lmcsAPS, m_scalinglistAPS );
#else
    picBg->finalInit( &m_cVPS, sps0, pps0, &m_picHeader, m_apss, m_lmcsAPS, m_scalinglistAPS );
#endif
    picBg->allocateNewSlice();
    picBg->createSpliceIdx(pps0.pcv->sizeInCtus);
    m_cGOPEncoder.setPicBg(picBg);
    Picture *picOrig = new Picture;
    picOrig->create( sps0.getChromaFormatIdc(), Size( pps0.getPicWidthInLumaSamples(), pps0.getPicHeightInLumaSamples() ), sps0.getMaxCUWidth(), sps0.getMaxCUWidth() + 16, false, m_layerId );
    picOrig->getOrigBuf().fill(0);
    m_cGOPEncoder.setPicOrig(picOrig);
  }
}

void EncLib::xInitScalingLists( SPS &sps, APS &aps )
{
  // Initialise scaling lists
  // The encoder will only use the SPS scaling lists. The PPS will never be marked present.
  const int maxLog2TrDynamicRange[MAX_NUM_CHANNEL_TYPE] =
  {
    sps.getMaxLog2TrDynamicRange(CHANNEL_TYPE_LUMA),
    sps.getMaxLog2TrDynamicRange(CHANNEL_TYPE_CHROMA)
  };

  Quant* quant = getTrQuant()->getQuant();

  if(getUseScalingListId() == SCALING_LIST_OFF)
  {
    quant->setFlatScalingList(maxLog2TrDynamicRange, sps.getBitDepths());
    quant->setUseScalingList(false);
#if ENABLE_SPLIT_PARALLELISM
    for( int jId = 1; jId < m_numCuEncStacks; jId++ )
    {
      getTrQuant( jId )->getQuant()->setFlatScalingList( maxLog2TrDynamicRange, sps.getBitDepths() );
      getTrQuant( jId )->getQuant()->setUseScalingList( false );
    }
#endif
  }
  else if(getUseScalingListId() == SCALING_LIST_DEFAULT)
  {
    aps.getScalingList().setDefaultScalingList ();
    quant->setScalingList( &( aps.getScalingList() ), maxLog2TrDynamicRange, sps.getBitDepths() );
    quant->setUseScalingList(true);
#if ENABLE_SPLIT_PARALLELISM
    for( int jId = 1; jId < m_numCuEncStacks; jId++ )
    {
      getTrQuant( jId )->getQuant()->setUseScalingList( true );
    }
    aps.getScalingList().setDisableScalingMatrixForLfnstBlks(getDisableScalingMatrixForLfnstBlks());
#endif
  }
  else if(getUseScalingListId() == SCALING_LIST_FILE_READ)
  {
    aps.getScalingList().setDefaultScalingList();
    CHECK( aps.getScalingList().xParseScalingList( getScalingListFileName() ), "Error Parsing Scaling List Input File" );
    aps.getScalingList().checkDcOfMatrix();
    if( aps.getScalingList().isNotDefaultScalingList() == false )
    {
      setUseScalingListId( SCALING_LIST_DEFAULT );
    }
#if JVET_Q0505_CHROAM_QM_SIGNALING_400
    aps.getScalingList().setChromaScalingListPresentFlag((sps.getChromaFormatIdc()!=CHROMA_400));
#endif
    quant->setScalingList( &( aps.getScalingList() ), maxLog2TrDynamicRange, sps.getBitDepths() );
    quant->setUseScalingList(true);
#if ENABLE_SPLIT_PARALLELISM
    for( int jId = 1; jId < m_numCuEncStacks; jId++ )
    {
      getTrQuant( jId )->getQuant()->setUseScalingList( true );
    }
#endif
    aps.getScalingList().setDisableScalingMatrixForLfnstBlks(getDisableScalingMatrixForLfnstBlks());
  }
  else
  {
    THROW("error : ScalingList == " << getUseScalingListId() << " not supported\n");
  }

  if( getUseScalingListId() == SCALING_LIST_FILE_READ )
  {
    // Prepare delta's:
    for (uint32_t scalingListId = 0; scalingListId < 28; scalingListId++)
    {
#if JVET_Q0505_CHROAM_QM_SIGNALING_400
      if (aps.getScalingList().getChromaScalingListPresentFlag()||aps.getScalingList().isLumaScalingList(scalingListId))
      {
#endif
        aps.getScalingList().checkPredMode(scalingListId);
#if JVET_Q0505_CHROAM_QM_SIGNALING_400
      }
#endif
    }
  }
}

void EncLib::xInitPPSforLT(PPS& pps)
{
  pps.setOutputFlagPresentFlag(true);
  pps.setDeblockingFilterControlPresentFlag(true);
  pps.setPPSDeblockingFilterDisabledFlag(true);
}

// ====================================================================================================================
// Public member functions
// ====================================================================================================================

void EncLib::deletePicBuffer()
{
  PicList::iterator iterPic = m_cListPic.begin();
  int iSize = int( m_cListPic.size() );

  for ( int i = 0; i < iSize; i++ )
  {
    Picture* pcPic = *(iterPic++);

    pcPic->destroy();

    // get rid of the qpadaption layer
    while( pcPic->aqlayer.size() )
    {
      delete pcPic->aqlayer.back(); pcPic->aqlayer.pop_back();
    }

    delete pcPic;
    pcPic = NULL;
  }

  m_cListPic.clear();
}

bool EncLib::encodePrep( bool flush, PelStorage* pcPicYuvOrg, PelStorage* cPicYuvTrueOrg, const InputColourSpaceConversion snrCSC, std::list<PelUnitBuf*>& rcListPicYuvRecOut, int& iNumEncoded )
{
  if( m_compositeRefEnabled && m_cGOPEncoder.getPicBg()->getSpliceFull() && m_iPOCLast >= 10 && m_iNumPicRcvd == 0 && m_cGOPEncoder.getEncodedLTRef() == false )
  {
    Picture* picCurr = NULL;
    xGetNewPicBuffer( rcListPicYuvRecOut, picCurr, 2 );
    const PPS *pps = m_ppsMap.getPS( 2 );
    const SPS *sps = m_spsMap.getPS( pps->getSPSId() );

    picCurr->M_BUFS( 0, PIC_ORIGINAL ).copyFrom( m_cGOPEncoder.getPicBg()->getRecoBuf() );
#if JVET_Q0814_DPB
    picCurr->finalInit( m_vps, *sps, *pps, &m_picHeader, m_apss, m_lmcsAPS, m_scalinglistAPS );
#else
    picCurr->finalInit( &m_cVPS, *sps, *pps, &m_picHeader, m_apss, m_lmcsAPS, m_scalinglistAPS );
#endif
    picCurr->poc = m_iPOCLast - 1;
    m_iPOCLast -= 2;
    if( getUseAdaptiveQP() )
    {
      AQpPreanalyzer::preanalyze( picCurr );
    }
    if( m_RCEnableRateControl )
    {
      m_cRateCtrl.initRCGOP( m_iNumPicRcvd );
    }

    m_cGOPEncoder.compressGOP( m_iPOCLast, m_iNumPicRcvd, m_cListPic, rcListPicYuvRecOut, false, false, snrCSC, m_printFrameMSE, true, 0 );

#if JVET_O0756_CALCULATE_HDRMETRICS
    m_metricTime = m_cGOPEncoder.getMetricTime();
#endif
    m_cGOPEncoder.setEncodedLTRef( true );
    if( m_RCEnableRateControl )
    {
      m_cRateCtrl.destroyRCGOP();
    }

    iNumEncoded = 0;
    m_iNumPicRcvd = 0;
  }

  //PROF_ACCUM_AND_START_NEW_SET( getProfilerPic(), P_GOP_LEVEL );
  if( pcPicYuvOrg != NULL )
  {
    // get original YUV
    Picture* pcPicCurr = NULL;

    int ppsID = -1; // Use default PPS ID
#if ER_CHROMA_QP_WCG_PPS
    if( getWCGChromaQPControl().isEnabled() )
    {
      ppsID = getdQPs()[m_iPOCLast / ( m_compositeRefEnabled ? 2 : 1 ) + 1];
      ppsID += ( getSwitchPOC() != -1 && ( m_iPOCLast + 1 >= getSwitchPOC() ) ? 1 : 0 );
    }
#endif

    if( m_rprEnabled && m_uiIntraPeriod == -1 )
    {
      const int poc = m_iPOCLast + ( m_compositeRefEnabled ? 2 : 1 );

      if( poc / m_switchPocPeriod % 2 )
      {
        ppsID = ENC_PPS_ID_RPR;
      }
      else
      {
        ppsID = 0;
      }
    }

#if JVET_Q0814_DPB
    if( m_vps->getMaxLayers() > 1 )
#else
    if( m_cVPS.getMaxLayers() > 1 )
#endif
    {
      ppsID = m_layerId;
    }

    xGetNewPicBuffer( rcListPicYuvRecOut, pcPicCurr, ppsID );

    const PPS *pPPS = ( ppsID < 0 ) ? m_ppsMap.getFirstPS() : m_ppsMap.getPS( ppsID );
    const SPS *pSPS = m_spsMap.getPS( pPPS->getSPSId() );

    if( m_rprEnabled )
    {
      pcPicCurr->M_BUFS( 0, PIC_ORIGINAL_INPUT ).getBuf( COMPONENT_Y ).copyFrom( pcPicYuvOrg->getBuf( COMPONENT_Y ) );
      pcPicCurr->M_BUFS( 0, PIC_ORIGINAL_INPUT ).getBuf( COMPONENT_Cb ).copyFrom( pcPicYuvOrg->getBuf( COMPONENT_Cb ) );
      pcPicCurr->M_BUFS( 0, PIC_ORIGINAL_INPUT ).getBuf( COMPONENT_Cr ).copyFrom( pcPicYuvOrg->getBuf( COMPONENT_Cr ) );

      pcPicCurr->M_BUFS( 0, PIC_TRUE_ORIGINAL_INPUT ).getBuf( COMPONENT_Y ).copyFrom( cPicYuvTrueOrg->getBuf( COMPONENT_Y ) );
      pcPicCurr->M_BUFS( 0, PIC_TRUE_ORIGINAL_INPUT ).getBuf( COMPONENT_Cb ).copyFrom( cPicYuvTrueOrg->getBuf( COMPONENT_Cb ) );
      pcPicCurr->M_BUFS( 0, PIC_TRUE_ORIGINAL_INPUT ).getBuf( COMPONENT_Cr ).copyFrom( cPicYuvTrueOrg->getBuf( COMPONENT_Cr ) );

      const ChromaFormat chromaFormatIDC = pSPS->getChromaFormatIdc();

      const PPS *refPPS = m_ppsMap.getPS( 0 );
      const Window& curScalingWindow = pPPS->getScalingWindow();
#if JVET_Q0487_SCALING_WINDOW_ISSUES
      int curPicWidth = pPPS->getPicWidthInLumaSamples()   - SPS::getWinUnitX( pSPS->getChromaFormatIdc() ) * ( curScalingWindow.getWindowLeftOffset() + curScalingWindow.getWindowRightOffset() );
      int curPicHeight = pPPS->getPicHeightInLumaSamples() - SPS::getWinUnitY( pSPS->getChromaFormatIdc() ) * ( curScalingWindow.getWindowTopOffset()  + curScalingWindow.getWindowBottomOffset() );
#else
      int curPicWidth = pPPS->getPicWidthInLumaSamples() - curScalingWindow.getWindowLeftOffset() - curScalingWindow.getWindowRightOffset();
      int curPicHeight = pPPS->getPicHeightInLumaSamples() - curScalingWindow.getWindowTopOffset() - curScalingWindow.getWindowBottomOffset();
#endif

      const Window& refScalingWindow = refPPS->getScalingWindow();
#if JVET_Q0487_SCALING_WINDOW_ISSUES
      int refPicWidth = refPPS->getPicWidthInLumaSamples()   - SPS::getWinUnitX( pSPS->getChromaFormatIdc() ) * ( refScalingWindow.getWindowLeftOffset() + refScalingWindow.getWindowRightOffset() );
      int refPicHeight = refPPS->getPicHeightInLumaSamples() - SPS::getWinUnitY( pSPS->getChromaFormatIdc() ) * ( refScalingWindow.getWindowTopOffset()  + refScalingWindow.getWindowBottomOffset() );
#else
      int refPicWidth = refPPS->getPicWidthInLumaSamples() - refScalingWindow.getWindowLeftOffset() - refScalingWindow.getWindowRightOffset();
      int refPicHeight = refPPS->getPicHeightInLumaSamples() - refScalingWindow.getWindowTopOffset() - refScalingWindow.getWindowBottomOffset();
#endif

      int xScale = ( ( refPicWidth << SCALE_RATIO_BITS ) + ( curPicWidth >> 1 ) ) / curPicWidth;
      int yScale = ( ( refPicHeight << SCALE_RATIO_BITS ) + ( curPicHeight >> 1 ) ) / curPicHeight;
      std::pair<int, int> scalingRatio = std::pair<int, int>( xScale, yScale );

      Picture::rescalePicture( scalingRatio, *pcPicYuvOrg, refPPS->getScalingWindow(), pcPicCurr->getOrigBuf(), pPPS->getScalingWindow(), chromaFormatIDC, pSPS->getBitDepths(), true, true,
        pSPS->getHorCollocatedChromaFlag(), pSPS->getVerCollocatedChromaFlag() );
      Picture::rescalePicture( scalingRatio, *cPicYuvTrueOrg, refPPS->getScalingWindow(), pcPicCurr->getTrueOrigBuf(), pPPS->getScalingWindow(), chromaFormatIDC, pSPS->getBitDepths(), true, true,
        pSPS->getHorCollocatedChromaFlag(), pSPS->getVerCollocatedChromaFlag() );
    }
    else
    {
      pcPicCurr->M_BUFS( 0, PIC_ORIGINAL ).swap( *pcPicYuvOrg );
      pcPicCurr->M_BUFS( 0, PIC_TRUE_ORIGINAL ).swap( *cPicYuvTrueOrg );
    }

#if JVET_Q0814_DPB
    pcPicCurr->finalInit( m_vps, *pSPS, *pPPS, &m_picHeader, m_apss, m_lmcsAPS, m_scalinglistAPS );
#else
    pcPicCurr->finalInit( &m_cVPS, *pSPS, *pPPS, &m_picHeader, m_apss, m_lmcsAPS, m_scalinglistAPS );
#endif

    pcPicCurr->poc = m_iPOCLast;

    // compute image characteristics
    if( getUseAdaptiveQP() )
    {
      AQpPreanalyzer::preanalyze( pcPicCurr );
    }
  }

  if( ( m_iNumPicRcvd == 0 ) || ( !flush && ( m_iPOCLast != 0 ) && ( m_iNumPicRcvd != m_iGOPSize ) && ( m_iGOPSize != 0 ) ) )
  {
    iNumEncoded = 0;
    return true;
  }

  if( m_RCEnableRateControl )
  {
    m_cRateCtrl.initRCGOP( m_iNumPicRcvd );
  }

  m_picIdInGOP = 0;

  return false;
}

/**
 - Application has picture buffer list with size of GOP + 1
 - Picture buffer list acts like as ring buffer
 - End of the list has the latest picture
 .
 \param   flush               cause encoder to encode a partial GOP
 \param   pcPicYuvOrg         original YUV picture
 \param   pcPicYuvTrueOrg
 \param   snrCSC
 \retval  rcListPicYuvRecOut  list of reconstruction YUV pictures
 \retval  accessUnitsOut      list of output access units
 \retval  iNumEncoded         number of encoded pictures
 */

bool EncLib::encode( const InputColourSpaceConversion snrCSC, std::list<PelUnitBuf*>& rcListPicYuvRecOut, int& iNumEncoded )
{ 
  // compress GOP
  m_cGOPEncoder.compressGOP( m_iPOCLast, m_iNumPicRcvd, m_cListPic, rcListPicYuvRecOut,
    false, false, snrCSC, m_printFrameMSE, false, m_picIdInGOP );

  m_picIdInGOP++;

  // go over all pictures in a GOP excluding the first IRAP
  if( m_picIdInGOP != m_iGOPSize && m_iPOCLast )
  {
    return true;
  }

#if JVET_O0756_CALCULATE_HDRMETRICS
  m_metricTime = m_cGOPEncoder.getMetricTime();
#endif

  if( m_RCEnableRateControl )
  {
    m_cRateCtrl.destroyRCGOP();
  }

  iNumEncoded = m_iNumPicRcvd;
  m_iNumPicRcvd = 0;
  m_uiNumAllPicCoded += iNumEncoded;

  return false;
}

/**------------------------------------------------
 Separate interlaced frame into two fields
 -------------------------------------------------**/
void separateFields(Pel* org, Pel* dstField, uint32_t stride, uint32_t width, uint32_t height, bool isTop)
{
  if (!isTop)
  {
    org += stride;
  }
  for (int y = 0; y < height>>1; y++)
  {
    for (int x = 0; x < width; x++)
    {
      dstField[x] = org[x];
    }

    dstField += stride;
    org += stride*2;
  }

}

bool EncLib::encodePrep( bool flush, PelStorage* pcPicYuvOrg, PelStorage* pcPicYuvTrueOrg, const InputColourSpaceConversion snrCSC, std::list<PelUnitBuf*>& rcListPicYuvRecOut,
  int& iNumEncoded, bool isTff )
{
  iNumEncoded = 0;
  bool keepDoing = true;

  for( int fieldNum = 0; fieldNum < 2; fieldNum++ )
  {
    if( pcPicYuvOrg )
    {
      /* -- field initialization -- */
      const bool isTopField = isTff == ( fieldNum == 0 );

      Picture *pcField;
      xGetNewPicBuffer( rcListPicYuvRecOut, pcField, -1 );

      for( uint32_t comp = 0; comp < ::getNumberValidComponents( pcPicYuvOrg->chromaFormat ); comp++ )
      {
        const ComponentID compID = ComponentID( comp );
        {
          PelBuf compBuf = pcPicYuvOrg->get( compID );
          separateFields( compBuf.buf,
            pcField->getOrigBuf().get( compID ).buf,
            compBuf.stride,
            compBuf.width,
            compBuf.height,
            isTopField );
          // to get fields of true original buffer to avoid wrong PSNR calculation in summary
          compBuf = pcPicYuvTrueOrg->get( compID );
          separateFields( compBuf.buf,
            pcField->getTrueOrigBuf().get(compID).buf,
            compBuf.stride,
            compBuf.width,
            compBuf.height,
            isTopField);
        }
      }

      int ppsID = -1; // Use default PPS ID
      const PPS *pPPS = ( ppsID < 0 ) ? m_ppsMap.getFirstPS() : m_ppsMap.getPS( ppsID );
      const SPS *pSPS = m_spsMap.getPS( pPPS->getSPSId() );

#if JVET_Q0814_DPB
      pcField->finalInit( m_vps, *pSPS, *pPPS, &m_picHeader, m_apss, m_lmcsAPS, m_scalinglistAPS );
#else
      pcField->finalInit( &m_cVPS, *pSPS, *pPPS, &m_picHeader, m_apss, m_lmcsAPS, m_scalinglistAPS );
#endif

      pcField->poc = m_iPOCLast;
      pcField->reconstructed = false;

      pcField->setBorderExtension( false );// where is this normally?

      pcField->topField = isTopField;                  // interlaced requirement

      // compute image characteristics
      if( getUseAdaptiveQP() )
      {
        AQpPreanalyzer::preanalyze( pcField );
      }
    }

  }

  if( m_iNumPicRcvd && ( flush || m_iPOCLast == 1 || m_iNumPicRcvd == m_iGOPSize ) )
  {
    m_picIdInGOP = 0;
    m_iPOCLast -= 2;
    keepDoing = false;
  }

  return keepDoing;
}

bool EncLib::encode( const InputColourSpaceConversion snrCSC, std::list<PelUnitBuf*>& rcListPicYuvRecOut, int& iNumEncoded, bool isTff )
{
  iNumEncoded = 0;

  for( int fieldNum = 0; fieldNum < 2; fieldNum++ )
  {
    m_iPOCLast = ( m_iNumPicRcvd == m_iGOPSize ) ? m_uiNumAllPicCoded + m_iNumPicRcvd - 1 : m_iPOCLast + 1;

    // compress GOP
    m_cGOPEncoder.compressGOP( m_iPOCLast, m_iPOCLast < 2 ? m_iPOCLast + 1 : m_iNumPicRcvd, m_cListPic, rcListPicYuvRecOut, true, isTff, snrCSC, m_printFrameMSE, false, m_picIdInGOP );
#if JVET_O0756_CALCULATE_HDRMETRICS
    m_metricTime = m_cGOPEncoder.getMetricTime();
#endif

    m_picIdInGOP++;
  }
   
  // go over all pictures in a GOP excluding first top field and first bottom field
  if( m_picIdInGOP != m_iGOPSize && m_iPOCLast > 1 )
  {
    return true;
  }

  iNumEncoded += m_iNumPicRcvd;
  m_uiNumAllPicCoded += m_iNumPicRcvd;
  m_iNumPicRcvd = 0;
  
  return false;
}

// ====================================================================================================================
// Protected member functions
// ====================================================================================================================

/**
 - Application has picture buffer list with size of GOP + 1
 - Picture buffer list acts like as ring buffer
 - End of the list has the latest picture
 .
 \retval rpcPic obtained picture buffer
 */
void EncLib::xGetNewPicBuffer ( std::list<PelUnitBuf*>& rcListPicYuvRecOut, Picture*& rpcPic, int ppsId )
{
  // rotate the output buffer
  rcListPicYuvRecOut.push_back( rcListPicYuvRecOut.front() ); rcListPicYuvRecOut.pop_front();

  rpcPic=0;

  // At this point, the SPS and PPS can be considered activated - they are copied to the new Pic.
  const PPS *pPPS=(ppsId<0) ? m_ppsMap.getFirstPS() : m_ppsMap.getPS(ppsId);
  CHECK(!(pPPS!=0), "Unspecified error");
  const PPS &pps=*pPPS;

  const SPS *pSPS=m_spsMap.getPS(pps.getSPSId());
  CHECK(!(pSPS!=0), "Unspecified error");
  const SPS &sps=*pSPS;

  Slice::sortPicList(m_cListPic);

  // use an entry in the buffered list if the maximum number that need buffering has been reached:
#if JVET_Q0814_DPB
  int maxDecPicBuffering = ( m_vps == nullptr || m_vps->m_numLayersInOls[m_vps->m_targetOlsIdx] == 1 ) ? sps.getMaxDecPicBuffering( MAX_TLAYER - 1 ) : m_vps->getMaxDecPicBuffering( MAX_TLAYER - 1 );

  if( m_cListPic.size() >= (uint32_t)( m_iGOPSize + maxDecPicBuffering + 2 ) )
#else
  if( m_cListPic.size() >= (uint32_t)( m_iGOPSize + getMaxDecPicBuffering( MAX_TLAYER - 1 ) + 2 ) )
#endif
  {
    PicList::iterator iterPic = m_cListPic.begin();
    int iSize = int( m_cListPic.size() );
    for( int i = 0; i < iSize; i++ )
    {
      rpcPic = *iterPic;
      if( !rpcPic->referenced && rpcPic->layerId == m_layerId )
      {
        break;
      }
      else
      {
        rpcPic = nullptr;
      }
      iterPic++;
    }

    // If PPS ID is the same, we will assume that it has not changed since it was last used
    // and return the old object.
    if( rpcPic && pps.getPPSId() != rpcPic->cs->pps->getPPSId() )
    {
      // the IDs differ - free up an entry in the list, and then create a new one, as with the case where the max buffering state has not been reached.
      rpcPic->destroy();
      delete rpcPic;
      m_cListPic.erase(iterPic);
      rpcPic=0;
    }
  }

  if (rpcPic==0)
  {
    rpcPic = new Picture;
    rpcPic->create( sps.getChromaFormatIdc(), Size( pps.getPicWidthInLumaSamples(), pps.getPicHeightInLumaSamples() ), sps.getMaxCUWidth(), sps.getMaxCUWidth() + 16, false, m_layerId );
    if( m_rprEnabled )
    {
      rpcPic->M_BUFS( 0, PIC_ORIGINAL_INPUT ).create( sps.getChromaFormatIdc(), Area( Position(), Size( sps.getMaxPicWidthInLumaSamples(), sps.getMaxPicHeightInLumaSamples() ) ) );
      rpcPic->M_BUFS( 0, PIC_TRUE_ORIGINAL_INPUT ).create( sps.getChromaFormatIdc(), Area( Position(), Size( sps.getMaxPicWidthInLumaSamples(), sps.getMaxPicHeightInLumaSamples() ) ) );
    }
    if ( getUseAdaptiveQP() )
    {
      const uint32_t iMaxDQPLayer = m_picHeader.getCuQpDeltaSubdivIntra()/2+1;
      rpcPic->aqlayer.resize( iMaxDQPLayer );
      for (uint32_t d = 0; d < iMaxDQPLayer; d++)
      {
        rpcPic->aqlayer[d] = new AQpLayer( pps.getPicWidthInLumaSamples(), pps.getPicHeightInLumaSamples(), sps.getMaxCUWidth() >> d, sps.getMaxCUHeight() >> d );
      }
    }

    m_cListPic.push_back( rpcPic );
  }

  rpcPic->setBorderExtension( false );
  rpcPic->reconstructed = false;
  rpcPic->referenced = true;
  rpcPic->getHashMap()->clearAll();

  m_iPOCLast += (m_compositeRefEnabled ? 2 : 1);
  m_iNumPicRcvd++;
}

#if JVET_Q0814_DPB
void EncLib::xInitVPS( const SPS& sps )
{
  // The SPS must have already been set up.
  // set the VPS profile information.
#if !JVET_Q0786_PTL_only
  m_vps->setMaxSubLayers( sps.getMaxTLayers() );
#endif

  ProfileLevelTierFeatures profileLevelTierFeatures;
  profileLevelTierFeatures.extractPTLInformation( sps );

  m_vps->deriveOutputLayerSets();
  m_vps->deriveTargetOutputLayerSet( m_vps->m_targetOlsIdx );

  // number of the DPB parameters is set equal to the number of OLS
  if( !m_vps->getAllIndependentLayersFlag() )
  {
    m_vps->m_numDpbParams = m_vps->m_totalNumOLSs;
  }

  if( m_vps->m_dpbParameters.size() != m_vps->m_numDpbParams )
  {
    m_vps->m_dpbParameters.resize( m_vps->m_numDpbParams );
  }

  if( m_vps->m_dpbMaxTemporalId.size() != m_vps->m_numDpbParams )
  {
    m_vps->m_dpbMaxTemporalId.resize( m_vps->m_numDpbParams );
  }

  for( int olsIdx = 0; olsIdx < m_vps->m_numOutputLayersInOls.size(); olsIdx++ )
  {
    if( std::find( m_vps->m_layerIdInOls[olsIdx].begin(), m_vps->m_layerIdInOls[olsIdx].end(), m_layerId ) != m_vps->m_layerIdInOls[olsIdx].end() )
    {
      m_vps->setOlsDpbPicWidth( olsIdx, std::max<int>( sps.getMaxPicWidthInLumaSamples(), m_vps->getOlsDpbPicSize( olsIdx ).width ) );
      m_vps->setOlsDpbPicHeight( olsIdx, std::max<int>( sps.getMaxPicHeightInLumaSamples(), m_vps->getOlsDpbPicSize( olsIdx ).height ) );
    }

    m_vps->setOlsDpbParamsIdx( olsIdx, olsIdx );
  }

  for( int i = 0; i < m_vps->m_numDpbParams; i++ )
  {
    int olsIdx = i;

    if( m_vps->getMaxSubLayers() == 1 )
    {
      // When vps_max_sublayers_minus1 is equal to 0, the value of dpb_max_temporal_id[ i ] is inferred to be equal to 0.
      m_vps->m_dpbMaxTemporalId[i] = 0;
    }
    else
    {
      if( m_vps->getAllLayersSameNumSublayersFlag() )
      {
        // When vps_max_sublayers_minus1 is greater than 0 and vps_all_layers_same_num_sublayers_flag is equal to 1, the value of dpb_max_temporal_id[ i ] is inferred to be equal to vps_max_sublayers_minus1.
        m_vps->m_dpbMaxTemporalId[i] = m_vps->getMaxSubLayers() - 1;
      }
      else
      {
        m_vps->m_dpbMaxTemporalId[i] = m_maxTempLayer;
      }
    }

    for( int j = ( m_vps->m_sublayerDpbParamsPresentFlag ? 0 : m_vps->m_dpbMaxTemporalId[i] ); j <= m_vps->m_dpbMaxTemporalId[i]; j++ )
    {
      m_vps->m_dpbParameters[i].m_maxDecPicBuffering[j] = profileLevelTierFeatures.getMaxDpbSize( m_vps->getOlsDpbPicSize( olsIdx ).width * m_vps->getOlsDpbPicSize( olsIdx ).height );
      m_vps->m_dpbParameters[i].m_numReorderPics[j] = m_vps->m_dpbParameters[i].m_maxDecPicBuffering[j];
      m_vps->m_dpbParameters[i].m_maxLatencyIncreasePlus1[j] = 0;
    }

    for( int j = ( m_vps->m_sublayerDpbParamsPresentFlag ? m_vps->m_dpbMaxTemporalId[i] : 0 ); j < m_vps->m_dpbMaxTemporalId[i]; j++ )
    {
      // When max_dec_pic_buffering_minus1[ i ] is not present for i in the range of 0 to maxSubLayersMinus1 - 1, inclusive, due to subLayerInfoFlag being equal to 0, it is inferred to be equal to max_dec_pic_buffering_minus1[ maxSubLayersMinus1 ].
      m_vps->m_dpbParameters[i].m_maxDecPicBuffering[j] = m_vps->m_dpbParameters[i].m_maxDecPicBuffering[m_vps->m_dpbMaxTemporalId[i]];

      // When max_num_reorder_pics[ i ] is not present for i in the range of 0 to maxSubLayersMinus1 - 1, inclusive, due to subLayerInfoFlag being equal to 0, it is inferred to be equal to max_num_reorder_pics[ maxSubLayersMinus1 ].
      m_vps->m_dpbParameters[i].m_numReorderPics[j] = m_vps->m_dpbParameters[i].m_numReorderPics[m_vps->m_dpbMaxTemporalId[i]];

      // When max_latency_increase_plus1[ i ] is not present for i in the range of 0 to maxSubLayersMinus1 - 1, inclusive, due to subLayerInfoFlag being equal to 0, it is inferred to be equal to max_latency_increase_plus1[ maxSubLayersMinus1 ].
      m_vps->m_dpbParameters[i].m_maxLatencyIncreasePlus1[j] = m_vps->m_dpbParameters[i].m_maxLatencyIncreasePlus1[m_vps->m_dpbMaxTemporalId[i]];
    }
  }
}
#else
void EncLib::xInitVPS(VPS& vps, const SPS& sps)
{
  // The SPS must have already been set up.
  // set the VPS profile information.
#if !JVET_Q0786_PTL_only
  vps.setMaxSubLayers(sps.getMaxTLayers());
#endif
}
#endif

void EncLib::xInitDPS(DPS &dps, const SPS &sps, const int dpsId)
{
  // The SPS must have already been set up.
  // set the DPS profile information.
  dps.setDecodingParameterSetId(dpsId);
  dps.setMaxSubLayersMinus1(sps.getMaxTLayers()-1);
  std::vector<ProfileTierLevel> ptls;
  ptls.resize(1);
  ptls[0] = *sps.getProfileTierLevel();
  dps.setProfileTierLevel(ptls);
}

#if JVET_Q0814_DPB
void EncLib::xInitSPS( SPS& sps )
#else
void EncLib::xInitSPS( SPS& sps, VPS& vps )
#endif
{
  ProfileTierLevel* profileTierLevel = sps.getProfileTierLevel();
  ConstraintInfo* cinfo = profileTierLevel->getConstraintInfo();
  cinfo->setProgressiveSourceFlag       (m_progressiveSourceFlag);
  cinfo->setInterlacedSourceFlag        (m_interlacedSourceFlag);
  cinfo->setNonPackedConstraintFlag     (m_nonPackedConstraintFlag);
#if JVET_Q0114_CONSTRAINT_FLAGS
  cinfo->setNonProjectedConstraintFlag(m_nonProjectedConstraintFlag);
  cinfo->setNoResChangeInClvsConstraintFlag(m_noResChangeInClvsConstraintFlag);
  cinfo->setOneTilePerPicConstraintFlag(m_oneTilePerPicConstraintFlag);
  cinfo->setOneSlicePerPicConstraintFlag(m_oneSlicePerPicConstraintFlag);
  cinfo->setOneSubpicPerPicConstraintFlag(m_oneSubpicPerPicConstraintFlag);
#endif
  cinfo->setFrameOnlyConstraintFlag     (m_frameOnlyConstraintFlag);
  cinfo->setIntraOnlyConstraintFlag         (m_intraConstraintFlag);
  cinfo->setMaxBitDepthConstraintIdc    (m_maxBitDepthConstraintIdc);
  cinfo->setMaxChromaFormatConstraintIdc((ChromaFormat)m_maxChromaFormatConstraintIdc);
  cinfo->setNoQtbttDualTreeIntraConstraintFlag(m_bNoQtbttDualTreeIntraConstraintFlag);
  cinfo->setNoPartitionConstraintsOverrideConstraintFlag(m_noPartitionConstraintsOverrideConstraintFlag);
  cinfo->setNoSaoConstraintFlag(m_bNoSaoConstraintFlag);
  cinfo->setNoAlfConstraintFlag(m_bNoAlfConstraintFlag);
#if JVET_Q0795_CCALF
  cinfo->setNoCCAlfConstraintFlag(m_noCCAlfConstraintFlag);
#endif
  cinfo->setNoRefWraparoundConstraintFlag(m_bNoRefWraparoundConstraintFlag);
  cinfo->setNoTemporalMvpConstraintFlag(m_bNoTemporalMvpConstraintFlag);
  cinfo->setNoSbtmvpConstraintFlag(m_bNoSbtmvpConstraintFlag);
  cinfo->setNoAmvrConstraintFlag(m_bNoAmvrConstraintFlag);
  cinfo->setNoBdofConstraintFlag(m_bNoBdofConstraintFlag);
  cinfo->setNoDmvrConstraintFlag(m_noDmvrConstraintFlag);
  cinfo->setNoCclmConstraintFlag(m_bNoCclmConstraintFlag);
  cinfo->setNoMtsConstraintFlag(m_bNoMtsConstraintFlag);
  cinfo->setNoSbtConstraintFlag(m_noSbtConstraintFlag);
  cinfo->setNoAffineMotionConstraintFlag(m_bNoAffineMotionConstraintFlag);
  cinfo->setNoBcwConstraintFlag(m_bNoBcwConstraintFlag);
  cinfo->setNoIbcConstraintFlag(m_noIbcConstraintFlag);
  cinfo->setNoCiipConstraintFlag(m_bNoCiipConstraintFlag);
  cinfo->setNoFPelMmvdConstraintFlag(m_noFPelMmvdConstraintFlag);
#if !JVET_Q0806
  cinfo->setNoTriangleConstraintFlag(m_bNoTriangleConstraintFlag);
#else
  cinfo->setNoGeoConstraintFlag(m_noGeoConstraintFlag);
#endif
  cinfo->setNoLadfConstraintFlag(m_bNoLadfConstraintFlag);
  cinfo->setNoTransformSkipConstraintFlag(m_noTransformSkipConstraintFlag);
  cinfo->setNoBDPCMConstraintFlag(m_noBDPCMConstraintFlag);
  cinfo->setNoJointCbCrConstraintFlag(m_noJointCbCrConstraintFlag);
  cinfo->setNoQpDeltaConstraintFlag(m_bNoQpDeltaConstraintFlag);
  cinfo->setNoDepQuantConstraintFlag(m_bNoDepQuantConstraintFlag);
  cinfo->setNoSignDataHidingConstraintFlag(m_bNoSignDataHidingConstraintFlag);
  cinfo->setNoTrailConstraintFlag(m_noTrailConstraintFlag);
  cinfo->setNoStsaConstraintFlag(m_noStsaConstraintFlag);
  cinfo->setNoRaslConstraintFlag(m_noRaslConstraintFlag);
  cinfo->setNoRadlConstraintFlag(m_noRadlConstraintFlag);
  cinfo->setNoIdrConstraintFlag(m_noIdrConstraintFlag);
  cinfo->setNoCraConstraintFlag(m_noCraConstraintFlag);
  cinfo->setNoGdrConstraintFlag(m_noGdrConstraintFlag);
  cinfo->setNoApsConstraintFlag(m_noApsConstraintFlag);

  profileTierLevel->setLevelIdc                    (m_level);
  profileTierLevel->setTierFlag                    (m_levelTier);
  profileTierLevel->setProfileIdc                  (m_profile);
  profileTierLevel->setNumSubProfile(m_numSubProfile);
  for (int k = 0; k < m_numSubProfile; k++)
  {
    profileTierLevel->setSubProfileIdc(k, m_subProfile[k]);
  }
  /* XXX: should Main be marked as compatible with still picture? */
  /* XXX: may be a good idea to refactor the above into a function
   * that chooses the actual compatibility based upon options */
#if JVET_Q0814_DPB
  sps.setVPSId( m_vps->getVPSId() );
#else
  sps.setVPSId(m_cVPS.getVPSId());
#endif
  sps.setMaxPicWidthInLumaSamples( m_iSourceWidth );
  sps.setMaxPicHeightInLumaSamples( m_iSourceHeight );
  sps.setMaxCUWidth             ( m_maxCUWidth        );
  sps.setMaxCUHeight            ( m_maxCUHeight       );
#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
  sps.setLog2MinCodingBlockSize ( m_log2MinCUSize );
#else
  sps.setMaxCodingDepth         ( m_maxTotalCUDepth   );
#endif
  sps.setChromaFormatIdc        ( m_chromaFormatIDC   );
#if !JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
  sps.setLog2DiffMaxMinCodingBlockSize(m_log2DiffMaxMinCodingBlockSize);
#endif

  sps.setCTUSize                             ( m_CTUSize );
  sps.setSplitConsOverrideEnabledFlag        ( m_useSplitConsOverride );
#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
  // convert the Intra Chroma minQT setting from chroma unit to luma unit
  m_uiMinQT[2] <<= getChannelTypeScaleX(CHANNEL_TYPE_CHROMA, m_chromaFormatIDC);
#endif
  sps.setMinQTSizes                          ( m_uiMinQT );
  sps.setMaxMTTHierarchyDepth                ( m_uiMaxMTTHierarchyDepth, m_uiMaxMTTHierarchyDepthI, m_uiMaxMTTHierarchyDepthIChroma );
#if JVET_Q0330_BLOCK_PARTITION
  sps.setMaxBTSize( m_uiMaxBT[1], m_uiMaxBT[0], m_uiMaxBT[2] );
  sps.setMaxTTSize( m_uiMaxTT[1], m_uiMaxTT[0], m_uiMaxTT[2] );
#else  
  unsigned maxBtSize[3], maxTtSize[3];
  memcpy(maxBtSize, m_uiMinQT, sizeof(maxBtSize));
  memcpy(maxTtSize, m_uiMinQT, sizeof(maxTtSize));
  if (m_uiMaxMTTHierarchyDepth)
  {
    maxBtSize[1] = std::min(m_CTUSize, (unsigned)MAX_BT_SIZE_INTER);
    maxTtSize[1] = std::min(m_CTUSize, (unsigned)MAX_TT_SIZE_INTER);
  }
  if (m_uiMaxMTTHierarchyDepthI)
  {
    maxBtSize[0] = std::min(m_CTUSize, (unsigned)MAX_BT_SIZE);
    maxTtSize[0] = std::min(m_CTUSize, (unsigned)MAX_TT_SIZE);
  }
  if (m_uiMaxMTTHierarchyDepthIChroma)
  {
    maxBtSize[2] = std::min(m_CTUSize, (unsigned)MAX_BT_SIZE_C);
    maxTtSize[2] = std::min(m_CTUSize, (unsigned)MAX_TT_SIZE_C);
  }
  sps.setMaxBTSize                           ( maxBtSize[1], maxBtSize[0], maxBtSize[2] );
  sps.setMaxTTSize                           ( maxTtSize[1], maxTtSize[0], maxTtSize[2] );
#endif  
  sps.setIDRRefParamListPresent              ( m_idrRefParamList );
  sps.setUseDualITree                        ( m_dualITree );
  sps.setUseLFNST                            ( m_LFNST );
  sps.setSBTMVPEnabledFlag                  ( m_SubPuMvpMode );
  sps.setAMVREnabledFlag                ( m_ImvMode != IMV_OFF );
  sps.setBDOFEnabledFlag                    ( m_BIO );
  sps.setUseAffine             ( m_Affine );
  sps.setUseAffineType         ( m_AffineType );
  sps.setUsePROF               ( m_PROF );
  sps.setUseLMChroma           ( m_LMChroma ? true : false );
  sps.setHorCollocatedChromaFlag( m_horCollocatedChromaFlag );
  sps.setVerCollocatedChromaFlag( m_verCollocatedChromaFlag );
  sps.setUseMTS                ( m_IntraMTS || m_InterMTS || m_ImplicitMTS );
  sps.setUseIntraMTS           ( m_IntraMTS );
  sps.setUseInterMTS           ( m_InterMTS );
  sps.setUseSBT                             ( m_SBT );
  sps.setUseSMVD                ( m_SMVD );
  sps.setUseBcw                ( m_bcw );
#if LUMA_ADAPTIVE_DEBLOCKING_FILTER_QP_OFFSET
  sps.setLadfEnabled           ( m_LadfEnabled );
  if ( m_LadfEnabled )
  {
    sps.setLadfNumIntervals    ( m_LadfNumIntervals );
    for ( int k = 0; k < m_LadfNumIntervals; k++ )
    {
      sps.setLadfQpOffset( m_LadfQpOffset[k], k );
      sps.setLadfIntervalLowerBound( m_LadfIntervalLowerBound[k], k );
    }
    CHECK( m_LadfIntervalLowerBound[0] != 0, "abnormal value set to LadfIntervalLowerBound[0]" );
  }
#endif

  sps.setUseCiip            ( m_ciip );
#if !JVET_Q0806
  sps.setUseTriangle           ( m_Triangle );
#else
  sps.setUseGeo                ( m_Geo );
#endif
  sps.setUseMMVD               ( m_MMVD );
  sps.setFpelMmvdEnabledFlag   (( m_MMVD ) ? m_allowDisFracMMVD : false);
  sps.setBdofControlPresentFlag(m_BIO);
  sps.setDmvrControlPresentFlag(m_DMVR);
  sps.setProfControlPresentFlag(m_PROF);
  sps.setAffineAmvrEnabledFlag              ( m_AffineAmvr );
  sps.setUseDMVR                            ( m_DMVR );
  sps.setUseColorTrans(m_useColorTrans);
  sps.setPLTMode                            ( m_PLTMode);
  sps.setIBCFlag                            ( m_IBCMode);
  sps.setWrapAroundEnabledFlag                      ( m_wrapAround );
  sps.setWrapAroundOffset                   ( m_wrapAroundOffset );
  // ADD_NEW_TOOL : (encoder lib) set tool enabling flags and associated parameters here
  sps.setUseISP                             ( m_ISP );
  sps.setUseLmcs                            ( m_lmcsEnabled );
  sps.setUseMRL                ( m_MRL );
  sps.setUseMIP                ( m_MIP );
#if JVET_Q0468_Q0469_MIN_LUMA_CB_AND_MIN_QT_FIX
  CHECK(m_log2MinCUSize > std::min(6, floorLog2(sps.getMaxCUWidth())), "log2_min_luma_coding_block_size_minus2 shall be in the range of 0 to min (4, log2_ctu_size - 2)");
#else
  int minCUSize =  sps.getMaxCUWidth() >> sps.getLog2DiffMaxMinCodingBlockSize();
  int log2MinCUSize = 0;
  while(minCUSize > 1)
  {
    minCUSize >>= 1;
    log2MinCUSize++;
  }

  sps.setLog2MinCodingBlockSize(log2MinCUSize);
  CHECK(log2MinCUSize > std::min(6, floorLog2(sps.getMaxCUWidth())), "log2_min_luma_coding_block_size_minus2 shall be in the range of 0 to min (4, log2_ctu_size - 2)");
#endif
  CHECK(m_uiMaxMTTHierarchyDepth > 2 * (floorLog2(sps.getCTUSize()) - sps.getLog2MinCodingBlockSize()), "sps_max_mtt_hierarchy_depth_inter_slice shall be in the range 0 to 2*(ctbLog2SizeY - log2MinCUSize)");
  CHECK(m_uiMaxMTTHierarchyDepthI > 2 * (floorLog2(sps.getCTUSize()) - sps.getLog2MinCodingBlockSize()), "sps_max_mtt_hierarchy_depth_intra_slice_luma shall be in the range 0 to 2*(ctbLog2SizeY - log2MinCUSize)");
  CHECK(m_uiMaxMTTHierarchyDepthIChroma > 2 * (floorLog2(sps.getCTUSize()) - sps.getLog2MinCodingBlockSize()), "sps_max_mtt_hierarchy_depth_intra_slice_chroma shall be in the range 0 to 2*(ctbLog2SizeY - log2MinCUSize)");

  sps.setTransformSkipEnabledFlag(m_useTransformSkip);
#if JVET_Q0183_SPS_TRANSFORM_SKIP_MODE_CONTROL
  sps.setLog2MaxTransformSkipBlockSize(m_log2MaxTransformSkipBlockSize);
#endif
#if JVET_Q0089_SLICE_LOSSLESS_CODING_CHROMA_BDPCM
  sps.setBDPCMEnabledFlag(m_useBDPCM);
#else
  sps.setBDPCMEnabled(m_useBDPCM);
#endif

  sps.setSPSTemporalMVPEnabledFlag((getTMVPModeId() == 2 || getTMVPModeId() == 1));

  sps.setLog2MaxTbSize   ( m_log2MaxTbSize );

  for (uint32_t channelType = 0; channelType < MAX_NUM_CHANNEL_TYPE; channelType++)
  {
    sps.setBitDepth      (ChannelType(channelType), m_bitDepth[channelType] );
    sps.setQpBDOffset  (ChannelType(channelType), (6 * (m_bitDepth[channelType] - 8)));
    sps.setMinQpPrimeTsMinus4(ChannelType(channelType), (6 * (m_bitDepth[channelType] - m_inputBitDepth[channelType])));
  }

  sps.setUseWP( m_useWeightedPred );
  sps.setUseWPBiPred( m_useWeightedBiPred );

  sps.setSAOEnabledFlag( m_bUseSAO );
  sps.setJointCbCrEnabledFlag( m_JointCbCrMode );
  sps.setMaxTLayers( m_maxTempLayer );
  sps.setTemporalIdNestingFlag( ( m_maxTempLayer == 1 ) ? true : false );

  for (int i = 0; i < std::min(sps.getMaxTLayers(), (uint32_t) MAX_TLAYER); i++ )
  {
    sps.setMaxDecPicBuffering(m_maxDecPicBuffering[i], i);
    sps.setNumReorderPics(m_numReorderPics[i], i);
  }

  sps.setScalingListFlag ( (m_useScalingListId == SCALING_LIST_OFF) ? 0 : 1 );
  sps.setALFEnabledFlag( m_alf );
#if JVET_Q0795_CCALF
  sps.setCCALFEnabledFlag( m_ccalf );
#endif
#if JVET_Q0042_VUI
  sps.setFieldSeqFlag(false);
#endif
  sps.setVuiParametersPresentFlag(getVuiParametersPresentFlag());

  if (sps.getVuiParametersPresentFlag())
  {
    VUI* pcVUI = sps.getVuiParameters();
    pcVUI->setAspectRatioInfoPresentFlag(getAspectRatioInfoPresentFlag());
    pcVUI->setAspectRatioConstantFlag(!getSampleAspectRatioInfoSEIEnabled());
    pcVUI->setAspectRatioIdc(getAspectRatioIdc());
    pcVUI->setSarWidth(getSarWidth());
    pcVUI->setSarHeight(getSarHeight());
    pcVUI->setColourDescriptionPresentFlag(getColourDescriptionPresentFlag());
    pcVUI->setColourPrimaries(getColourPrimaries());
    pcVUI->setTransferCharacteristics(getTransferCharacteristics());
    pcVUI->setMatrixCoefficients(getMatrixCoefficients());
#if !JVET_Q0042_VUI
    pcVUI->setFieldSeqFlag(false);
#endif
    pcVUI->setChromaLocInfoPresentFlag(getChromaLocInfoPresentFlag());
    pcVUI->setChromaSampleLocTypeTopField(getChromaSampleLocTypeTopField());
    pcVUI->setChromaSampleLocTypeBottomField(getChromaSampleLocTypeBottomField());
    pcVUI->setChromaSampleLocType(getChromaSampleLocType());
    pcVUI->setOverscanInfoPresentFlag(getOverscanInfoPresentFlag());
    pcVUI->setOverscanAppropriateFlag(getOverscanAppropriateFlag());
    pcVUI->setVideoFullRangeFlag(getVideoFullRangeFlag());
  }

  sps.setNumLongTermRefPicSPS(NUM_LONG_TERM_REF_PIC_SPS);
  CHECK(!(NUM_LONG_TERM_REF_PIC_SPS <= MAX_NUM_LONG_TERM_REF_PICS), "Unspecified error");
  for (int k = 0; k < NUM_LONG_TERM_REF_PIC_SPS; k++)
  {
    sps.setLtRefPicPocLsbSps(k, 0);
    sps.setUsedByCurrPicLtSPSFlag(k, 0);
  }
  int numQpTables = m_chromaQpMappingTableParams.getSameCQPTableForAllChromaFlag() ? 1 : (sps.getJointCbCrEnabledFlag() ? 3 : 2);
  m_chromaQpMappingTableParams.setNumQpTables(numQpTables);
  sps.setChromaQpMappingTableFromParams(m_chromaQpMappingTableParams, sps.getQpBDOffset(CHANNEL_TYPE_CHROMA));
  sps.derivedChromaQPMappingTables();

#if U0132_TARGET_BITS_SATURATION
  if( getPictureTimingSEIEnabled() || getDecodingUnitInfoSEIEnabled() || getCpbSaturationEnabled() )
#else
  if( getPictureTimingSEIEnabled() || getDecodingUnitInfoSEIEnabled() )
#endif
  {
    xInitHrdParameters(sps);
  }
  if( getBufferingPeriodSEIEnabled() || getPictureTimingSEIEnabled() || getDecodingUnitInfoSEIEnabled() )
  {
    sps.setHrdParametersPresentFlag( true );
  }

  // Set up SPS range extension settings
  sps.getSpsRangeExtension().setTransformSkipRotationEnabledFlag(m_transformSkipRotationEnabledFlag);
  sps.getSpsRangeExtension().setTransformSkipContextEnabledFlag(m_transformSkipContextEnabledFlag);
  for (uint32_t signallingModeIndex = 0; signallingModeIndex < NUMBER_OF_RDPCM_SIGNALLING_MODES; signallingModeIndex++)
  {
    sps.getSpsRangeExtension().setRdpcmEnabledFlag(RDPCMSignallingMode(signallingModeIndex), m_rdpcmEnabledFlag[signallingModeIndex]);
  }
  sps.getSpsRangeExtension().setExtendedPrecisionProcessingFlag(m_extendedPrecisionProcessingFlag);
  sps.getSpsRangeExtension().setIntraSmoothingDisabledFlag( m_intraSmoothingDisabledFlag );
  sps.getSpsRangeExtension().setHighPrecisionOffsetsEnabledFlag(m_highPrecisionOffsetsEnabledFlag);
  sps.getSpsRangeExtension().setPersistentRiceAdaptationEnabledFlag(m_persistentRiceAdaptationEnabledFlag);
  sps.getSpsRangeExtension().setCabacBypassAlignmentEnabledFlag(m_cabacBypassAlignmentEnabledFlag);

  if( m_uiIntraPeriod < 0 )
  {
    sps.setRPL1CopyFromRPL0Flag( true );
  }

#if JVET_Q0119_CLEANUPS
  sps.setSubPicInfoPresentFlag(m_subPicInfoPresentFlag);
  if (m_subPicInfoPresentFlag)
#else
  sps.setSubPicPresentFlag(m_subPicPresentFlag);
  if (m_subPicPresentFlag) 
#endif
  {
    sps.setNumSubPics(m_numSubPics);
    for (int i = 0; i < m_numSubPics; i++) 
    {
      sps.setSubPicCtuTopLeftX(i, m_subPicCtuTopLeftX[i] );
      sps.setSubPicCtuTopLeftY(i, m_subPicCtuTopLeftY[i]);
      sps.setSubPicWidth(i, m_subPicWidth[i]);
      sps.setSubPicHeight(i, m_subPicHeight[i]);
      sps.setSubPicTreatedAsPicFlag(i, m_subPicTreatedAsPicFlag[i]);
      sps.setLoopFilterAcrossSubpicEnabledFlag(i, m_loopFilterAcrossSubpicEnabledFlag[i]);
    }
  }
#if JVET_Q0044_SLICE_IDX_WITH_SUBPICS
  else   //In that case, there is only one subpicture that contains the whole picture
  {
    sps.setNumSubPics(1);
    sps.setSubPicCtuTopLeftX(0, 0);
    sps.setSubPicCtuTopLeftY(0, 0);
    sps.setSubPicWidth(0, m_iSourceWidth);
    sps.setSubPicHeight(0, m_iSourceHeight);
    sps.setSubPicTreatedAsPicFlag(0, 1);
    sps.setLoopFilterAcrossSubpicEnabledFlag(0, 0);
  }
#endif
#if JVET_Q0119_CLEANUPS
  sps.setSubPicIdMappingExplicitlySignalledFlag(m_subPicIdMappingExplicitlySignalledFlag);
  if (m_subPicIdMappingExplicitlySignalledFlag)
  {
    sps.setSubPicIdMappingInSpsFlag(m_subPicIdMappingInSpsFlag);
    if (m_subPicIdMappingInSpsFlag)
    {
      sps.setSubPicIdLen(m_subPicIdLen);
      for (int i = 0; i < m_numSubPics; i++)
      {
        sps.setSubPicId(i, m_subPicId[i]);
      }
    }
  }
#else
  sps.setSubPicIdPresentFlag(m_subPicIdPresentFlag);
  if (m_subPicIdPresentFlag) 
  {
    sps.setSubPicIdSignallingPresentFlag(m_subPicIdSignallingPresentFlag);
    if (m_subPicIdSignallingPresentFlag)
    {
      sps.setSubPicIdLen(m_subPicIdLen);
      for (int i = 0; i < m_numSubPics; i++)
  {
        sps.setSubPicId(i, m_subPicId[i]);
      }
    }
  }
#endif

  sps.setLoopFilterAcrossVirtualBoundariesDisabledFlag( m_loopFilterAcrossVirtualBoundariesDisabledFlag );
  sps.setNumVerVirtualBoundaries            ( m_numVerVirtualBoundaries );
  sps.setNumHorVirtualBoundaries            ( m_numHorVirtualBoundaries );
  for( unsigned int i = 0; i < m_numVerVirtualBoundaries; i++ )
  {
    sps.setVirtualBoundariesPosX            ( m_virtualBoundariesPosX[i], i );
  }
  for( unsigned int i = 0; i < m_numHorVirtualBoundaries; i++ )
  {
    sps.setVirtualBoundariesPosY            ( m_virtualBoundariesPosY[i], i );
  }

#if JVET_Q0814_DPB
#if ENABLING_MULTI_SPS
  sps.setInterLayerPresentFlag( m_layerId > 0 && m_vps->getMaxLayers() > 1 && !m_vps->getAllIndependentLayersFlag() && !m_vps->getIndependentLayerFlag( m_vps->getGeneralLayerIdx( m_layerId ) ) );
  CHECK( m_vps->getIndependentLayerFlag( m_vps->getGeneralLayerIdx( m_layerId ) ) && sps.getInterLayerPresentFlag(), " When vps_independent_layer_flag[GeneralLayerIdx[nuh_layer_id ]]  is equal to 1, the value of inter_layer_ref_pics_present_flag shall be equal to 0." );
#else  
  sps.setInterLayerPresentFlag( m_vps->getMaxLayers() > 1 && !m_vps->getAllIndependentLayersFlag() );
  
  for( int i = 0; i < m_vps->getMaxLayers(); ++i )
  {
#if JVET_Q0786_PTL_only
    //Bug fix to make the decoder run with configfile layers.cfg
    if(m_vps->getIndependentLayerFlag(i) == 1)
      sps.setInterLayerPresentFlag(0);
#endif
    CHECK((m_vps->getIndependentLayerFlag(i) == 1) && (sps.getInterLayerPresentFlag() != 0), " When vps_independent_layer_flag[GeneralLayerIdx[nuh_layer_id ]]  is equal to 1, the value of inter_layer_ref_pics_present_flag shall be equal to 0.");
  }
#endif  
#else
#if ENABLING_MULTI_SPS
  sps.setInterLayerPresentFlag( m_layerId > 0 && vps.getMaxLayers() > 1 && !vps.getAllIndependentLayersFlag() && !vps.getIndependentLayerFlag( vps.getGeneralLayerIdx( m_layerId ) ) );
  CHECK( vps.getIndependentLayerFlag( vps.getGeneralLayerIdx( m_layerId ) ) && sps.getInterLayerPresentFlag(), " When vps_independent_layer_flag[GeneralLayerIdx[nuh_layer_id ]]  is equal to 1, the value of inter_layer_ref_pics_present_flag shall be equal to 0." );
#else
  sps.setInterLayerPresentFlag( vps.getMaxLayers() > 1 && !vps.getAllIndependentLayersFlag() );
  for (unsigned int i = 0; i < vps.getMaxLayers(); ++i)
  {
#if JVET_Q0786_PTL_only
    //Bug fix to make the decoder run with configfile layers.cfg
    if(vps.getIndependentLayerFlag(i) == 1)
      sps.setInterLayerPresentFlag(0);
#endif
    CHECK((vps.getIndependentLayerFlag(i) == 1) && (sps.getInterLayerPresentFlag() != 0), " When vps_independent_layer_flag[GeneralLayerIdx[nuh_layer_id ]]  is equal to 1, the value of inter_layer_ref_pics_present_flag shall be equal to 0.");
  }
#endif
#endif

  sps.setRprEnabledFlag( m_rprEnabled || sps.getInterLayerPresentFlag() );

#if JVET_Q0297_MER
  sps.setLog2ParallelMergeLevelMinus2( m_log2ParallelMergeLevelMinus2 );
#endif

#if JVET_Q0417_CONSTRAINT_SPS_VB_PRESENT_FLAG
  CHECK(sps.getRprEnabledFlag() && sps.getLoopFilterAcrossVirtualBoundariesDisabledFlag(), "when the value of res_change_in_clvs_allowed_flag is equal to 1, the value of sps_virtual_boundaries_present_flag shall be equal to 0");
#endif
}

void EncLib::xInitHrdParameters(SPS &sps)
{
  m_encHRD.initHRDParameters((EncCfg*) this);

  HRDParameters *hrdParams = sps.getHrdParameters();
  *hrdParams = m_encHRD.getHRDParameters();

  TimingInfo *timingInfo = sps.getTimingInfo();
  *timingInfo = m_encHRD.getTimingInfo();
}

void EncLib::xInitPPS(PPS &pps, const SPS &sps)
{
  // pps ID already initialised.
  pps.setSPSId(sps.getSPSId());
#if !JVET_Q0482_REMOVE_CONSTANT_PARAMS
  pps.setConstantSliceHeaderParamsEnabledFlag(getConstantSliceHeaderParamsEnabledFlag());
  pps.setPPSDepQuantEnabledIdc(getPPSDepQuantEnabledIdc());
  pps.setPPSRefPicListSPSIdc0(getPPSRefPicListSPSIdc0());
  pps.setPPSRefPicListSPSIdc1(getPPSRefPicListSPSIdc1());
  pps.setPPSMvdL1ZeroIdc(getPPSMvdL1ZeroIdc());
  pps.setPPSCollocatedFromL0Idc(getPPSCollocatedFromL0Idc());
  pps.setPPSSixMinusMaxNumMergeCandPlus1(getPPSSixMinusMaxNumMergeCandPlus1());
#if !JVET_Q0806
  pps.setPPSMaxNumMergeCandMinusMaxNumTriangleCandPlus1(getPPSMaxNumMergeCandMinusMaxNumTriangleCandPlus1());
#else
  pps.setPPSMaxNumMergeCandMinusMaxNumGeoCandPlus1(getPPSMaxNumMergeCandMinusMaxNumGeoCandPlus1());
#endif
#endif

  pps.setNumSubPics(sps.getNumSubPics());
#if JVET_Q0119_CLEANUPS
  pps.setSubPicIdMappingInPpsFlag(false);
#else
  pps.setSubPicIdSignallingPresentFlag(false);
#endif
  pps.setSubPicIdLen(sps.getSubPicIdLen());
  for(int picIdx=0; picIdx<pps.getNumSubPics(); picIdx++)
  {
    pps.setSubPicId(picIdx, sps.getSubPicId(picIdx));
  }
  bool bUseDQP = (getCuQpDeltaSubdiv() > 0)? true : false;

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

#if SHARP_LUMA_DELTA_QP
  if ( getLumaLevelToDeltaQPMapping().isEnabled() )
  {
    bUseDQP = true;
  }
#endif
#if JVET_Q0420_PPS_CHROMA_TOOL_FLAG
  if (sps.getChromaFormatIdc() != CHROMA_400)
  {
    pps.setPPSChromaToolFlag (true);
  }
#endif
#if ENABLE_QPA
  if (getUsePerceptQPA() && !bUseDQP)
  {
    CHECK( m_cuQpDeltaSubdiv != 0, "max. delta-QP subdiv must be zero!" );
    bUseDQP = (getBaseQP() < 38) && (getSourceWidth() > 512 || getSourceHeight() > 320);
  }
#endif

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


  if ( m_RCEnableRateControl )
  {
    pps.setUseDQP(true);
  }
  else if(bUseDQP)
  {
    pps.setUseDQP(true);
  }
  else
  {
    pps.setUseDQP(false);
  }

  if ( m_cuChromaQpOffsetSubdiv >= 0 )
  {
    pps.clearChromaQpOffsetList();
    pps.setChromaQpOffsetListEntry(1, 6, 6, 6);
    /* todo, insert table entries from command line (NB, 0 should not be touched) */
  }
  else
  {
    pps.clearChromaQpOffsetList();
  }
  pps.getPpsRangeExtension().setCrossComponentPredictionEnabledFlag(m_crossComponentPredictionEnabledFlag);
#if !JVET_Q0441_SAO_MOD_12_BIT
  pps.getPpsRangeExtension().setLog2SaoOffsetScale(CHANNEL_TYPE_LUMA,   m_log2SaoOffsetScale[CHANNEL_TYPE_LUMA  ]);
  pps.getPpsRangeExtension().setLog2SaoOffsetScale(CHANNEL_TYPE_CHROMA, m_log2SaoOffsetScale[CHANNEL_TYPE_CHROMA]);
#endif

  {
    int baseQp = 26;
    if( 16 == getGOPSize() )
    {
      baseQp = getBaseQP()-24;
    }
    else
    {
      baseQp = getBaseQP()-26;
    }
    const int maxDQP = 37;
    const int minDQP = -26 + sps.getQpBDOffset(CHANNEL_TYPE_LUMA);

    pps.setPicInitQPMinus26( std::min( maxDQP, std::max( minDQP, baseQp ) ));
  }

  if (sps.getJointCbCrEnabledFlag() == false || getChromaFormatIdc() == CHROMA_400)
  {
    pps.setJointCbCrQpOffsetPresentFlag(false);
  }
  else
  {
    pps.setJointCbCrQpOffsetPresentFlag(true);
  }

#if ER_CHROMA_QP_WCG_PPS
  if (getWCGChromaQPControl().isEnabled())
  {
    const int baseQp=m_iQP+pps.getPPSId();
    const double chromaQp = m_wcgChromaQpControl.chromaQpScale * baseQp + m_wcgChromaQpControl.chromaQpOffset;
    const double dcbQP = m_wcgChromaQpControl.chromaCbQpScale * chromaQp;
    const double dcrQP = m_wcgChromaQpControl.chromaCrQpScale * chromaQp;
    const int cbQP =(int)(dcbQP + ( dcbQP < 0 ? -0.5 : 0.5) );
    const int crQP =(int)(dcrQP + ( dcrQP < 0 ? -0.5 : 0.5) );
    pps.setQpOffset(COMPONENT_Cb, Clip3( -12, 12, min(0, cbQP) + m_chromaCbQpOffset ));
    pps.setQpOffset(COMPONENT_Cr, Clip3( -12, 12, min(0, crQP) + m_chromaCrQpOffset));
    if(pps.getJointCbCrQpOffsetPresentFlag())
      pps.setQpOffset(JOINT_CbCr, Clip3(-12, 12, (min(0, cbQP) + min(0, crQP)) / 2 + m_chromaCbCrQpOffset));
    else
      pps.setQpOffset(JOINT_CbCr, 0);
  }
  else
  {
#endif
  pps.setQpOffset(COMPONENT_Cb, m_chromaCbQpOffset );
  pps.setQpOffset(COMPONENT_Cr, m_chromaCrQpOffset );
  if (pps.getJointCbCrQpOffsetPresentFlag())
    pps.setQpOffset(JOINT_CbCr, m_chromaCbCrQpOffset);
  else
    pps.setQpOffset(JOINT_CbCr, 0);
#if ER_CHROMA_QP_WCG_PPS
  }
#endif
#if W0038_CQP_ADJ
  bool bChromaDeltaQPEnabled = false;
  {
    bChromaDeltaQPEnabled = ( m_sliceChromaQpOffsetIntraOrPeriodic[0] || m_sliceChromaQpOffsetIntraOrPeriodic[1] );
    if( !bChromaDeltaQPEnabled )
    {
      for( int i=0; i<m_iGOPSize; i++ )
      {
        if( m_GOPList[i].m_CbQPoffset || m_GOPList[i].m_CrQPoffset )
        {
          bChromaDeltaQPEnabled = true;
          break;
        }
      }
    }
  }
 #if ENABLE_QPA
  if ((getUsePerceptQPA() || getSliceChromaOffsetQpPeriodicity() > 0) && (getChromaFormatIdc() != CHROMA_400))
  {
    bChromaDeltaQPEnabled = true;
  }
 #endif
  pps.setSliceChromaQpFlag(bChromaDeltaQPEnabled);
#endif
  if (
    !pps.getSliceChromaQpFlag() && sps.getUseDualITree()
    && (getChromaFormatIdc() != CHROMA_400))
  {
    pps.setSliceChromaQpFlag(m_chromaCbQpOffsetDualTree != 0 || m_chromaCrQpOffsetDualTree != 0 || m_chromaCbCrQpOffsetDualTree != 0);
  }

  pps.setEntropyCodingSyncEnabledFlag( m_entropyCodingSyncEnabledFlag );

  pps.setNoPicPartitionFlag( m_noPicPartitionFlag );
  if( m_noPicPartitionFlag == false )
  {
    pps.setLog2CtuSize( ceilLog2( sps.getCTUSize()) );
    pps.setNumExpTileColumns( (uint32_t) m_tileColumnWidth.size() );
    pps.setNumExpTileRows( (uint32_t) m_tileRowHeight.size() );
    pps.setTileColumnWidths( m_tileColumnWidth );
    pps.setTileRowHeights( m_tileRowHeight );
    pps.initTiles();
    pps.setRectSliceFlag( m_rectSliceFlag );
    if( m_rectSliceFlag ) 
    {
      pps.setNumSlicesInPic( m_numSlicesInPic );
      pps.setTileIdxDeltaPresentFlag( m_tileIdxDeltaPresentFlag );
      pps.setRectSlices( m_rectSlices );
      pps.initRectSliceMap( );
#if JVET_O1143_SUBPIC_BOUNDARY
      pps.initSubPic(sps);
#endif
    }
    else
    {
      pps.initRasterSliceMap( m_rasterSliceSize );
    }
    pps.setLoopFilterAcrossTilesEnabledFlag( m_bLFCrossTileBoundaryFlag );
    pps.setLoopFilterAcrossSlicesEnabledFlag( m_bLFCrossSliceBoundaryFlag );
  }
  else
  {
    pps.setLog2CtuSize( ceilLog2( sps.getCTUSize()) );
    pps.setNumExpTileColumns(1);
    pps.setNumExpTileRows(1);
    pps.addTileColumnWidth( pps.getPicWidthInCtu( ) );
    pps.addTileRowHeight( pps.getPicHeightInCtu( ) );
    pps.initTiles();
    pps.setRectSliceFlag( 1 );
    pps.setNumSlicesInPic( 1 );
    pps.initRectSlices( );
    pps.setTileIdxDeltaPresentFlag( 0 );
    pps.setSliceTileIdx( 0, 0 );
    pps.initRectSliceMap( );
#if JVET_O1143_SUBPIC_BOUNDARY
    pps.initSubPic(sps);
#endif
    pps.setLoopFilterAcrossTilesEnabledFlag( true );
    pps.setLoopFilterAcrossSlicesEnabledFlag( true );
  }

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

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

  if (! pps.getPPSDeblockingFilterDisabledFlag())
  {
    pps.setDeblockingFilterBetaOffsetDiv2( getLoopFilterBetaOffset() );
    pps.setDeblockingFilterTcOffsetDiv2( getLoopFilterTcOffset() );
#if JVET_Q0121_DEBLOCKING_CONTROL_PARAMETERS
    pps.setDeblockingFilterCbBetaOffsetDiv2( getLoopFilterCbBetaOffset() );
    pps.setDeblockingFilterCbTcOffsetDiv2( getLoopFilterCbTcOffset() );
    pps.setDeblockingFilterCrBetaOffsetDiv2( getLoopFilterCrBetaOffset() );
    pps.setDeblockingFilterCrTcOffsetDiv2( getLoopFilterCrTcOffset() );
#endif
  }
  else
  {
    pps.setDeblockingFilterBetaOffsetDiv2(0);
    pps.setDeblockingFilterTcOffsetDiv2(0);
#if JVET_Q0121_DEBLOCKING_CONTROL_PARAMETERS
    pps.setDeblockingFilterCbBetaOffsetDiv2(0);
    pps.setDeblockingFilterCbTcOffsetDiv2(0);
    pps.setDeblockingFilterCrBetaOffsetDiv2(0);
    pps.setDeblockingFilterCrTcOffsetDiv2(0);
#endif
  }

  // deblockingFilterControlPresentFlag is true if any of the settings differ from the inferred values:
#if JVET_Q0121_DEBLOCKING_CONTROL_PARAMETERS
  const bool deblockingFilterControlPresentFlag = pps.getDeblockingFilterOverrideEnabledFlag()   ||
                                                  pps.getPPSDeblockingFilterDisabledFlag()       ||
                                                  pps.getDeblockingFilterBetaOffsetDiv2() != 0   ||
                                                  pps.getDeblockingFilterTcOffsetDiv2() != 0     ||
                                                  pps.getDeblockingFilterCbBetaOffsetDiv2() != 0 ||
                                                  pps.getDeblockingFilterCbTcOffsetDiv2() != 0   ||
                                                  pps.getDeblockingFilterCrBetaOffsetDiv2() != 0 ||
                                                  pps.getDeblockingFilterCrTcOffsetDiv2() != 0;
#else
  const bool deblockingFilterControlPresentFlag = pps.getDeblockingFilterOverrideEnabledFlag() ||
                                                  pps.getPPSDeblockingFilterDisabledFlag()     ||
                                                  pps.getDeblockingFilterBetaOffsetDiv2() != 0 ||
                                                  pps.getDeblockingFilterTcOffsetDiv2() != 0;
#endif

  pps.setDeblockingFilterControlPresentFlag(deblockingFilterControlPresentFlag);

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


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

  int maxHist=-1;
  int bestPos=0;
  for( int i = 0; i <= MAX_NUM_REF; i++ )
  {
    if(histogram[i]>maxHist)
    {
      maxHist=histogram[i];
      bestPos=i;
    }
  }
  CHECK(!(bestPos <= 15), "Unspecified error");
    pps.setNumRefIdxL0DefaultActive(bestPos);
  pps.setNumRefIdxL1DefaultActive(bestPos);
#if !JVET_Q0183_SPS_TRANSFORM_SKIP_MODE_CONTROL
  pps.setLog2MaxTransformSkipBlockSize(m_log2MaxTransformSkipBlockSize);
#endif
  pps.setPictureHeaderExtensionPresentFlag(false);

#if JVET_Q0819_PH_CHANGES 
  pps.setRplInfoInPhFlag(getSliceLevelRpl() ? false : true);
  pps.setDbfInfoInPhFlag(getSliceLevelDblk() ? false : true);
  pps.setSaoInfoInPhFlag(getSliceLevelSao() ? false : true);
  pps.setAlfInfoInPhFlag(getSliceLevelAlf() ? false : true);
  pps.setWpInfoInPhFlag(getSliceLevelWp() ? false : true);
  pps.setQpDeltaInfoInPhFlag(getSliceLevelDeltaQp() ? false : true);
#endif

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

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

  // parameter sets
  picHeader.setSPSId( sps.getSPSId() );
  picHeader.setPPSId( pps.getPPSId() );  
  
  // merge list sizes
  picHeader.setMaxNumMergeCand      ( getMaxNumMergeCand()       );
  picHeader.setMaxNumAffineMergeCand( getMaxNumAffineMergeCand() );
#if !JVET_Q0806
  picHeader.setMaxNumTriangleCand   ( getMaxNumTriangleCand()    );
#else
  picHeader.setMaxNumGeoCand        ( getMaxNumGeoCand()         );
#endif
  picHeader.setMaxNumIBCMergeCand   ( getMaxNumIBCMergeCand()    );
  
  // copy partitioning constraints from SPS
  picHeader.setSplitConsOverrideFlag(false);
  picHeader.setMinQTSizes( sps.getMinQTSizes() );
  picHeader.setMaxMTTHierarchyDepths( sps.getMaxMTTHierarchyDepths() );
  picHeader.setMaxBTSizes( sps.getMaxBTSizes() );
  picHeader.setMaxTTSizes( sps.getMaxTTSizes() );

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

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

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

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

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

  if( m_cuChromaQpOffsetSubdiv >= 0 )
  {
    picHeader.setCuChromaQpOffsetSubdivIntra(m_cuChromaQpOffsetSubdiv);
    picHeader.setCuChromaQpOffsetSubdivInter(m_cuChromaQpOffsetSubdiv);
  }
  else
  {
    picHeader.setCuChromaQpOffsetSubdivIntra(0);
    picHeader.setCuChromaQpOffsetSubdivInter(0);
  }
  
#if !JVET_Q0119_CLEANUPS
  // sub-pictures
  picHeader.setSubPicIdSignallingPresentFlag(sps.getSubPicIdSignallingPresentFlag());
  picHeader.setSubPicIdLen(sps.getSubPicIdLen());
  for(i=0; i<sps.getNumSubPics(); i++) {
    picHeader.setSubPicId(i, sps.getSubPicId(i));
  }
#endif

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

  // gradual decoder refresh flag
  picHeader.setGdrPicFlag(false);
  
  // BDOF / DMVR / PROF
  picHeader.setDisBdofFlag(false);
  picHeader.setDisDmvrFlag(false);
  picHeader.setDisProfFlag(false);
}

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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


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

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

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

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

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

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

  if (getCostMode()==COST_LOSSLESS_CODING)
  {
#if JVET_AHG14_LOSSLESS
#if JVET_AHG14_LOSSLESS_ENC_QP_FIX
    qp = getBaseQP();
#else
    qp = LOSSLESS_AND_MIXED_LOSSLESS_RD_COST_TEST_QP - ( ( pSlice->getSPS()->getBitDepth( CHANNEL_TYPE_LUMA ) - 8 ) * 6 );
#endif
#else
    qp=LOSSLESS_AND_MIXED_LOSSLESS_RD_COST_TEST_QP;
#endif
  }
  else
  {
    const SliceType sliceType=pSlice->getSliceType();

    qp = getBaseQP();

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

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

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

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

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


//! \}
