EncCu.cpp

      //set SBT info
      cu->setSbtIdx( sbtIdx );
      cu->setSbtPos( sbtPos );

      //try residual coding
      m_pcInterSearch->encodeResAndCalcRdInterCU( *tempCS, partitioner, skipResidual );
      numRDOTried++;

      xEncodeDontSplit( *tempCS, partitioner );

      xCheckDQP( *tempCS, partitioner );

      if( NULL != bestHasNonResi && ( bestCostInternal > tempCS->cost ) )
      {
        bestCostInternal = tempCS->cost;
        if( !( tempCS->getPU( partitioner.chType )->mhIntraFlag ) )
          *bestHasNonResi = !cu->rootCbf;
      }

      if( tempCS->cost < currBestCost )
      {
        currBestSbt = cu->sbtInfo;
        currBestTrs = tempCS->tus[cu->sbtInfo ? cu->getSbtPos() : 0]->mtsIdx;
        assert( currBestTrs == 0 || currBestTrs == 1 );
        currBestCost = tempCS->cost;
      }

#if WCG_EXT
      DTRACE_MODE_COST( *tempCS, m_pcRdCost->getLambda( true ) );
#else
      DTRACE_MODE_COST( *tempCS, m_pcRdCost->getLambda() );
#endif
      xCheckBestMode( tempCS, bestCS, partitioner, encTestMode );
    }

    if( bestCostBegin != bestCS->cost )
    {
      m_sbtCostSave[0] = sbtOffCost;
      m_sbtCostSave[1] = currBestCost;
    }
  } //end emt loop

  if( histBestSbt == MAX_UCHAR && doPreAnalyzeResi && numRDOTried > 1 )
  {
    slsSbt->saveBestSbt( cu->cs->area, (uint32_t)( curPuSse >> slShift ), currBestSbt, currBestTrs );
  }
  tempCS->cost = currBestCost;
  if( ETM_INTER_ME == encTestMode.type )
  {
    if( equGBiCost != NULL )
    {
      if( tempCS->cost < ( *equGBiCost ) && cu->GBiIdx == GBI_DEFAULT )
      {
        ( *equGBiCost ) = tempCS->cost;
      }
    }
    else
    {
      CHECK( equGBiCost == NULL, "equGBiCost == NULL" );
    }
    if( tempCS->slice->getCheckLDC() && !cu->imv && cu->GBiIdx != GBI_DEFAULT && tempCS->cost < m_bestGbiCost[1] )
    {
      if( tempCS->cost < m_bestGbiCost[0] )
      {
        m_bestGbiCost[1] = m_bestGbiCost[0];
        m_bestGbiCost[0] = tempCS->cost;
        m_bestGbiIdx[1] = m_bestGbiIdx[0];
        m_bestGbiIdx[0] = cu->GBiIdx;
      }
      else
      {
        m_bestGbiCost[1] = tempCS->cost;
        m_bestGbiIdx[1] = cu->GBiIdx;
      }
    }
  }
}


void EncCu::xEncodeDontSplit( CodingStructure &cs, Partitioner &partitioner )
{
  m_CABACEstimator->resetBits();

  m_CABACEstimator->split_cu_mode( CU_DONT_SPLIT, cs, partitioner );

  cs.fracBits += m_CABACEstimator->getEstFracBits(); // split bits
  cs.cost      = m_pcRdCost->calcRdCost( cs.fracBits, cs.dist );

}

#if REUSE_CU_RESULTS
void EncCu::xReuseCachedResult( CodingStructure *&tempCS, CodingStructure *&bestCS, Partitioner &partitioner )
{
  BestEncInfoCache* bestEncCache = dynamic_cast<BestEncInfoCache*>( m_modeCtrl );
  CHECK( !bestEncCache, "If this mode is chosen, mode controller has to implement the mode caching capabilities" );
  EncTestMode cachedMode;

  if( bestEncCache->setCsFrom( *tempCS, cachedMode, partitioner ) )
  {
    CodingUnit& cu = *tempCS->cus.front();
    cu.shareParentPos = tempCS->sharedBndPos;
    cu.shareParentSize = tempCS->sharedBndSize;
    partitioner.setCUData( cu );

    if( CU::isIntra( cu ) )
    {
      xReconIntraQT( cu );
    }
    else
    {
      xDeriveCUMV( cu );
      xReconInter( cu );
    }

    Distortion finalDistortion = 0;
    tempCS->useDbCost = m_pcEncCfg->getUseEncDbOpt();
    if ( m_pcEncCfg->getUseEncDbOpt() )
    {
      xCalDebCost( *tempCS, partitioner, true );
      finalDistortion = tempCS->dist;
    }
    else
    {
    const SPS &sps = *tempCS->sps;
    const int  numValidComponents = getNumberValidComponents( tempCS->area.chromaFormat );

    for( int comp = 0; comp < numValidComponents; comp++ )
    {
      const ComponentID compID = ComponentID( comp );

      if( CS::isDualITree( *tempCS ) && toChannelType( compID ) != partitioner.chType )
      {
        continue;
      }

      CPelBuf reco = tempCS->getRecoBuf( compID );
      CPelBuf org  = tempCS->getOrgBuf ( compID );

#if WCG_EXT
      if (m_pcEncCfg->getLumaLevelToDeltaQPMapping().isEnabled() || (
        m_pcEncCfg->getReshaper() && (tempCS->slice->getReshapeInfo().getUseSliceReshaper() && m_pcReshape->getCTUFlag())))
      {
        const CPelBuf orgLuma = tempCS->getOrgBuf(tempCS->area.blocks[COMPONENT_Y]);
        if (compID == COMPONENT_Y && !(m_pcEncCfg->getLumaLevelToDeltaQPMapping().isEnabled()))
        {
          const CompArea &area = cu.blocks[COMPONENT_Y];
          CompArea    tmpArea(COMPONENT_Y, area.chromaFormat, Position(0, 0), area.size());
          PelBuf tmpRecLuma = m_tmpStorageLCU->getBuf(tmpArea);
          tmpRecLuma.copyFrom(reco);
          tmpRecLuma.rspSignal(m_pcReshape->getInvLUT());
          finalDistortion += m_pcRdCost->getDistPart(org, tmpRecLuma, sps.getBitDepth(toChannelType(compID)), compID, DF_SSE_WTD, &orgLuma);
        }
        else
        finalDistortion += m_pcRdCost->getDistPart( org, reco, sps.getBitDepth( toChannelType( compID ) ), compID, DF_SSE_WTD, &orgLuma );
      }
      else
#endif
      finalDistortion += m_pcRdCost->getDistPart( org, reco, sps.getBitDepth( toChannelType( compID ) ), compID, DF_SSE );
    }
    }

    m_CABACEstimator->getCtx() = m_CurrCtx->start;
    m_CABACEstimator->resetBits();

    CUCtx cuCtx;
    cuCtx.isDQPCoded = true;
    cuCtx.isChromaQpAdjCoded = true;
    m_CABACEstimator->coding_unit( cu, partitioner, cuCtx );


    tempCS->dist     = finalDistortion;
    tempCS->fracBits = m_CABACEstimator->getEstFracBits();
    tempCS->cost     = m_pcRdCost->calcRdCost( tempCS->fracBits, tempCS->dist );

    xEncodeDontSplit( *tempCS,         partitioner );
    xCheckDQP       ( *tempCS,         partitioner );
    xCheckBestMode  (  tempCS, bestCS, partitioner, cachedMode );
  }
  else
  {
    THROW( "Should never happen!" );
  }
}
#endif


//! \}