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//preserve current reconstruction
m_pcDeblockingTempPicYuv->copyFrom ( reco );
const bool bNoFiltering = m_DBParam[currQualityLayer][DBFLT_PARAM_AVAILABLE] && m_DBParam[currQualityLayer][DBFLT_DISABLE_FLAG]==false /*&& pcPic->getTLayer()==0*/;
const int maxBetaOffsetDiv2 = bNoFiltering? Clip3(MIN_BETA_OFFSET, MAX_BETA_OFFSET, m_DBParam[currQualityLayer][DBFLT_BETA_OFFSETD2]+1) : MAX_BETA_OFFSET;
const int minBetaOffsetDiv2 = bNoFiltering? Clip3(MIN_BETA_OFFSET, MAX_BETA_OFFSET, m_DBParam[currQualityLayer][DBFLT_BETA_OFFSETD2]-1) : MIN_BETA_OFFSET;
const int maxTcOffsetDiv2 = bNoFiltering? Clip3(MIN_TC_OFFSET, MAX_TC_OFFSET, m_DBParam[currQualityLayer][DBFLT_TC_OFFSETD2]+2) : MAX_TC_OFFSET;
const int minTcOffsetDiv2 = bNoFiltering? Clip3(MIN_TC_OFFSET, MAX_TC_OFFSET, m_DBParam[currQualityLayer][DBFLT_TC_OFFSETD2]-2) : MIN_TC_OFFSET;
uint64_t distBetaPrevious = std::numeric_limits<uint64_t>::max();
uint64_t distMin = std::numeric_limits<uint64_t>::max();
bool bDBFilterDisabledBest = true;
int betaOffsetDiv2Best = 0;
int tcOffsetDiv2Best = 0;
for(int betaOffsetDiv2=maxBetaOffsetDiv2; betaOffsetDiv2>=minBetaOffsetDiv2; betaOffsetDiv2--)
{
uint64_t distTcMin = std::numeric_limits<uint64_t>::max();
for(int tcOffsetDiv2=maxTcOffsetDiv2; tcOffsetDiv2 >= minTcOffsetDiv2; tcOffsetDiv2--)
{
for (int i=0; i<numSlices; i++)
{
Slice* pcSlice = pcPic->slices[i];
pcSlice->setDeblockingFilterOverrideFlag ( true);
pcSlice->setDeblockingFilterDisable ( false);
pcSlice->setDeblockingFilterBetaOffsetDiv2( betaOffsetDiv2 );
pcSlice->setDeblockingFilterTcOffsetDiv2 ( tcOffsetDiv2 );
#if JVET_Q0121_DEBLOCKING_CONTROL_PARAMETERS
pcSlice->setDeblockingFilterCbBetaOffsetDiv2( betaOffsetDiv2 );
pcSlice->setDeblockingFilterCbTcOffsetDiv2 ( tcOffsetDiv2 );
pcSlice->setDeblockingFilterCrBetaOffsetDiv2( betaOffsetDiv2 );
pcSlice->setDeblockingFilterCrTcOffsetDiv2 ( tcOffsetDiv2 );
#endif
Karsten Suehring
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}
// restore reconstruction
reco.copyFrom( *m_pcDeblockingTempPicYuv );
const uint64_t dist = preLoopFilterPicAndCalcDist( pcPic );
if(dist < distMin)
{
distMin = dist;
bDBFilterDisabledBest = false;
betaOffsetDiv2Best = betaOffsetDiv2;
tcOffsetDiv2Best = tcOffsetDiv2;
}
if(dist < distTcMin)
{
distTcMin = dist;
}
else if(tcOffsetDiv2 <-2)
{
break;
}
}
if(betaOffsetDiv2<-1 && distTcMin >= distBetaPrevious)
{
break;
}
distBetaPrevious = distTcMin;
}
//update:
m_DBParam[currQualityLayer][DBFLT_PARAM_AVAILABLE] = 1;
m_DBParam[currQualityLayer][DBFLT_DISABLE_FLAG] = bDBFilterDisabledBest;
m_DBParam[currQualityLayer][DBFLT_BETA_OFFSETD2] = betaOffsetDiv2Best;
m_DBParam[currQualityLayer][DBFLT_TC_OFFSETD2] = tcOffsetDiv2Best;
// restore reconstruction
reco.copyFrom( *m_pcDeblockingTempPicYuv );
const PPS* pcPPS = pcPic->slices[0]->getPPS();
if(bDBFilterDisabledBest)
{
for (int i=0; i<numSlices; i++)
{
Slice* pcSlice = pcPic->slices[i];
pcSlice->setDeblockingFilterOverrideFlag( true);
pcSlice->setDeblockingFilterDisable ( true);
}
}
else if(betaOffsetDiv2Best == pcPPS->getDeblockingFilterBetaOffsetDiv2() && tcOffsetDiv2Best == pcPPS->getDeblockingFilterTcOffsetDiv2())
{
for (int i=0; i<numSlices; i++)
{
Slice* pcSlice = pcPic->slices[i];
pcSlice->setDeblockingFilterOverrideFlag ( false);
pcSlice->setDeblockingFilterDisable ( pcPPS->getPPSDeblockingFilterDisabledFlag() );
pcSlice->setDeblockingFilterBetaOffsetDiv2 ( pcPPS->getDeblockingFilterBetaOffsetDiv2() );
pcSlice->setDeblockingFilterTcOffsetDiv2 ( pcPPS->getDeblockingFilterTcOffsetDiv2() );
#if JVET_Q0121_DEBLOCKING_CONTROL_PARAMETERS
pcSlice->setDeblockingFilterCbBetaOffsetDiv2 ( pcPPS->getDeblockingFilterBetaOffsetDiv2() );
pcSlice->setDeblockingFilterCbTcOffsetDiv2 ( pcPPS->getDeblockingFilterTcOffsetDiv2() );
pcSlice->setDeblockingFilterCrBetaOffsetDiv2 ( pcPPS->getDeblockingFilterBetaOffsetDiv2() );
pcSlice->setDeblockingFilterCrTcOffsetDiv2 ( pcPPS->getDeblockingFilterTcOffsetDiv2() );
#endif
Karsten Suehring
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}
}
else
{
for (int i=0; i<numSlices; i++)
{
Slice* pcSlice = pcPic->slices[i];
pcSlice->setDeblockingFilterOverrideFlag ( true);
pcSlice->setDeblockingFilterDisable ( false );
pcSlice->setDeblockingFilterBetaOffsetDiv2 ( betaOffsetDiv2Best);
pcSlice->setDeblockingFilterTcOffsetDiv2 ( tcOffsetDiv2Best);
#if JVET_Q0121_DEBLOCKING_CONTROL_PARAMETERS
pcSlice->setDeblockingFilterCbBetaOffsetDiv2 ( betaOffsetDiv2Best);
pcSlice->setDeblockingFilterCbTcOffsetDiv2 ( tcOffsetDiv2Best);
pcSlice->setDeblockingFilterCrBetaOffsetDiv2 ( betaOffsetDiv2Best);
pcSlice->setDeblockingFilterCrTcOffsetDiv2 ( tcOffsetDiv2Best);
#endif
Karsten Suehring
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}
}
}
#endif
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void EncGOP::xCreateExplicitReferencePictureSetFromReference( Slice* slice, PicList& rcListPic, const ReferencePictureList *rpl0, const ReferencePictureList *rpl1 )
{
Picture* rpcPic;
int pocCycle = 0;
Picture* pic = slice->getPic();
const VPS* vps = slice->getPic()->cs->vps;
int layerIdx = vps == nullptr ? 0 : vps->getGeneralLayerIdx( pic->layerId );
ReferencePictureList* pLocalRPL0 = slice->getLocalRPL0();
*pLocalRPL0 = ReferencePictureList( slice->getSPS()->getInterLayerPresentFlag() );
uint32_t numOfSTRPL0 = 0;
uint32_t numOfLTRPL0 = 0;
uint32_t numOfILRPL0 = 0;
uint32_t numOfRefPic = rpl0->getNumberOfShorttermPictures() + rpl0->getNumberOfLongtermPictures();
uint32_t refPicIdxL0 = 0;
for( int ii = 0; ii < numOfRefPic; ii++ )
{
// loop through all pictures in the reference picture buffer
PicList::iterator iterPic = rcListPic.begin();
bool isAvailable = false;
pocCycle = 1 << ( slice->getSPS()->getBitsForPOC() );
while( iterPic != rcListPic.end() )
{
rpcPic = *( iterPic++ );
if( rpcPic->layerId == pic->layerId )
{
if( !rpl0->isRefPicLongterm( ii ) && rpcPic->referenced && rpcPic->getPOC() == slice->getPOC() - rpl0->getRefPicIdentifier( ii ) && !slice->isPocRestrictedByDRAP( rpcPic->getPOC(), rpcPic->precedingDRAP ) )
{
isAvailable = true;
break;
}
else if( rpl0->isRefPicLongterm( ii ) && rpcPic->referenced && ( rpcPic->getPOC() & ( pocCycle - 1 ) ) == rpl0->getRefPicIdentifier( ii ) && !slice->isPocRestrictedByDRAP( rpcPic->getPOC(), rpcPic->precedingDRAP ) )
{
isAvailable = true;
break;
}
}
}
if( isAvailable )
{
pLocalRPL0->setRefPicIdentifier( refPicIdxL0, rpl0->getRefPicIdentifier( ii ), rpl0->isRefPicLongterm( ii ), false, NOT_VALID );
refPicIdxL0++;
numOfSTRPL0 = numOfSTRPL0 + ( ( rpl0->isRefPicLongterm( ii ) ) ? 0 : 1 );
numOfLTRPL0 += ( rpl0->isRefPicLongterm( ii ) && !rpl0->isInterLayerRefPic( ii ) ) ? 1 : 0;
isAvailable = false;
}
}
// inter-layer reference pictures are added to the end of the reference picture list
if( layerIdx && vps && !vps->getAllIndependentLayersFlag() )
{
numOfRefPic = rpl0->getNumberOfInterLayerPictures() ? rpl0->getNumberOfInterLayerPictures() : m_pcEncLib->getNumRefLayers( layerIdx );
for( int ii = 0; ii < numOfRefPic; ii++ )
{
// loop through all pictures in the reference picture buffer
PicList::iterator iterPic = rcListPic.begin();
while( iterPic != rcListPic.end() )
{
rpcPic = *( iterPic++ );
int refLayerIdx = vps->getGeneralLayerIdx( rpcPic->layerId );
if( rpcPic->referenced && rpcPic->getPOC() == pic->getPOC() && vps->getDirectRefLayerFlag( layerIdx, refLayerIdx ) )
{
pLocalRPL0->setRefPicIdentifier( refPicIdxL0, 0, true, true, vps->getInterLayerRefIdc( layerIdx, refLayerIdx ) );
refPicIdxL0++;
numOfILRPL0++;
break;
}
}
}
}
if( slice->getEnableDRAPSEI() )
{
pLocalRPL0->setNumberOfShorttermPictures( numOfSTRPL0 );
pLocalRPL0->setNumberOfLongtermPictures( numOfLTRPL0 );
pLocalRPL0->setNumberOfInterLayerPictures( numOfILRPL0 );
if( !slice->isIRAP() && !slice->isPOCInRefPicList( pLocalRPL0, slice->getAssociatedIRAPPOC() ) )
{
if( slice->getUseLTforDRAP() && !slice->isPOCInRefPicList( rpl1, slice->getAssociatedIRAPPOC() ) )
{
// Adding associated IRAP as longterm picture
pLocalRPL0->setRefPicIdentifier( refPicIdxL0, slice->getAssociatedIRAPPOC(), true, false, 0 );
refPicIdxL0++;
numOfLTRPL0++;
}
else
{
// Adding associated IRAP as shortterm picture
pLocalRPL0->setRefPicIdentifier( refPicIdxL0, slice->getPOC() - slice->getAssociatedIRAPPOC(), false, false, 0 );
refPicIdxL0++;
numOfSTRPL0++;
}
}
}
ReferencePictureList* pLocalRPL1 = slice->getLocalRPL1();
*pLocalRPL1 = ReferencePictureList( slice->getSPS()->getInterLayerPresentFlag() );
uint32_t numOfSTRPL1 = 0;
uint32_t numOfLTRPL1 = 0;
uint32_t numOfILRPL1 = 0;
numOfRefPic = rpl1->getNumberOfShorttermPictures() + rpl1->getNumberOfLongtermPictures();
uint32_t refPicIdxL1 = 0;
for( int ii = 0; ii < numOfRefPic; ii++ )
{
// loop through all pictures in the reference picture buffer
PicList::iterator iterPic = rcListPic.begin();
bool isAvailable = false;
pocCycle = 1 << ( slice->getSPS()->getBitsForPOC() );
while( iterPic != rcListPic.end() )
{
rpcPic = *( iterPic++ );
if( rpcPic->layerId == pic->layerId )
{
if( !rpl1->isRefPicLongterm( ii ) && rpcPic->referenced && rpcPic->getPOC() == slice->getPOC() - rpl1->getRefPicIdentifier( ii ) && !slice->isPocRestrictedByDRAP( rpcPic->getPOC(), rpcPic->precedingDRAP ) )
{
isAvailable = true;
break;
}
else if( rpl1->isRefPicLongterm( ii ) && rpcPic->referenced && ( rpcPic->getPOC() & ( pocCycle - 1 ) ) == rpl1->getRefPicIdentifier( ii ) && !slice->isPocRestrictedByDRAP( rpcPic->getPOC(), rpcPic->precedingDRAP ) )
{
isAvailable = true;
break;
}
}
}
if( isAvailable )
{
pLocalRPL1->setRefPicIdentifier( refPicIdxL1, rpl1->getRefPicIdentifier( ii ), rpl1->isRefPicLongterm( ii ), false, NOT_VALID );
refPicIdxL1++;
numOfSTRPL1 = numOfSTRPL1 + ( ( rpl1->isRefPicLongterm( ii ) ) ? 0 : 1 );
numOfLTRPL1 += ( rpl1->isRefPicLongterm( ii ) && !rpl1->isInterLayerRefPic( ii ) ) ? 1 : 0;
isAvailable = false;
}
}
// inter-layer reference pictures are added to the end of the reference picture list
if( layerIdx && vps && !vps->getAllIndependentLayersFlag() )
{
numOfRefPic = rpl1->getNumberOfInterLayerPictures() ? rpl1->getNumberOfInterLayerPictures() : m_pcEncLib->getNumRefLayers( layerIdx );
for( int ii = 0; ii < numOfRefPic; ii++ )
{
// loop through all pictures in the reference picture buffer
PicList::iterator iterPic = rcListPic.begin();
while( iterPic != rcListPic.end() )
{
rpcPic = *( iterPic++ );
int refLayerIdx = vps->getGeneralLayerIdx( rpcPic->layerId );
if( rpcPic->referenced && rpcPic->getPOC() == pic->getPOC() && vps->getDirectRefLayerFlag( layerIdx, refLayerIdx ) )
{
pLocalRPL1->setRefPicIdentifier( refPicIdxL1, 0, true, true, vps->getInterLayerRefIdc( layerIdx, refLayerIdx ) );
refPicIdxL1++;
numOfILRPL1++;
break;
}
}
}
}
//Copy from L1 if we have less than active ref pic
int numOfNeedToFill = rpl0->getNumberOfActivePictures() - (numOfLTRPL0 + numOfSTRPL0);
bool isDisallowMixedRefPic = ( slice->getSPS()->getAllActiveRplEntriesHasSameSignFlag() ) ? true : false;
int originalL0StrpNum = numOfSTRPL0;
int originalL0LtrpNum = numOfLTRPL0;
int originalL0IlrpNum = numOfILRPL0;
for( int ii = 0; numOfNeedToFill > 0 && ii < ( pLocalRPL1->getNumberOfLongtermPictures() + pLocalRPL1->getNumberOfShorttermPictures() + pLocalRPL1->getNumberOfInterLayerPictures() ); ii++ )
{
if( ii <= ( numOfLTRPL1 + numOfSTRPL1 + numOfILRPL1 - 1 ) )
{
//Make sure this copy is not already in L0
bool canIncludeThis = true;
for( int jj = 0; jj < refPicIdxL0; jj++ )
{
if( ( pLocalRPL1->getRefPicIdentifier( ii ) == pLocalRPL0->getRefPicIdentifier( jj ) ) && ( pLocalRPL1->isRefPicLongterm( ii ) == pLocalRPL0->isRefPicLongterm( jj ) ) && pLocalRPL1->getInterLayerRefPicIdx( ii ) == pLocalRPL0->getInterLayerRefPicIdx( jj ) )
{
canIncludeThis = false;
}
bool sameSign = ( pLocalRPL1->getRefPicIdentifier( ii ) > 0 ) == ( pLocalRPL0->getRefPicIdentifier( 0 ) > 0 );
if( isDisallowMixedRefPic && canIncludeThis && !pLocalRPL1->isRefPicLongterm( ii ) && !sameSign )
{
canIncludeThis = false;
}
}
if( canIncludeThis )
{
pLocalRPL0->setRefPicIdentifier( refPicIdxL0, pLocalRPL1->getRefPicIdentifier( ii ), pLocalRPL1->isRefPicLongterm( ii ), pLocalRPL1->isInterLayerRefPic( ii ), pLocalRPL1->getInterLayerRefPicIdx( ii ) );
refPicIdxL0++;
numOfSTRPL0 = numOfSTRPL0 + ( ( pLocalRPL1->isRefPicLongterm( ii ) ) ? 0 : 1 );
numOfLTRPL0 += ( pLocalRPL1->isRefPicLongterm( ii ) && !pLocalRPL1->isInterLayerRefPic( ii ) ) ? 1 : 0;
numOfILRPL0 += pLocalRPL1->isInterLayerRefPic( ii ) ? 1 : 0;
numOfNeedToFill--;
}
}
}
pLocalRPL0->setNumberOfLongtermPictures( numOfLTRPL0 );
pLocalRPL0->setNumberOfShorttermPictures( numOfSTRPL0 );
pLocalRPL0->setNumberOfInterLayerPictures( numOfILRPL0 );
int numPics = numOfLTRPL0 + numOfSTRPL0;
pLocalRPL0->setNumberOfActivePictures( ( numPics < rpl0->getNumberOfActivePictures() ? numPics : rpl0->getNumberOfActivePictures() ) + numOfILRPL0 );
pLocalRPL0->setLtrpInSliceHeaderFlag( rpl0->getLtrpInSliceHeaderFlag() );
slice->setRPL0idx( -1 );
slice->setRPL0( pLocalRPL0 );
//Copy from L0 if we have less than active ref pic
numOfNeedToFill = pLocalRPL0->getNumberOfActivePictures() - ( numOfLTRPL1 + numOfSTRPL1 );
for( int ii = 0; numOfNeedToFill > 0 && ii < ( pLocalRPL0->getNumberOfLongtermPictures() + pLocalRPL0->getNumberOfShorttermPictures() + pLocalRPL0->getNumberOfInterLayerPictures() ); ii++ )
{
if( ii <= ( originalL0StrpNum + originalL0LtrpNum + originalL0IlrpNum - 1 ) )
{
//Make sure this copy is not already in L0
bool canIncludeThis = true;
for( int jj = 0; jj < refPicIdxL1; jj++ )
{
if( ( pLocalRPL0->getRefPicIdentifier( ii ) == pLocalRPL1->getRefPicIdentifier( jj ) ) && ( pLocalRPL0->isRefPicLongterm( ii ) == pLocalRPL1->isRefPicLongterm( jj ) ) && pLocalRPL0->getInterLayerRefPicIdx( ii ) == pLocalRPL1->getInterLayerRefPicIdx( jj ) )
{
canIncludeThis = false;
}
bool sameSign = ( pLocalRPL0->getRefPicIdentifier( ii ) > 0 ) == ( pLocalRPL1->getRefPicIdentifier( 0 ) > 0 );
if( isDisallowMixedRefPic && canIncludeThis && !pLocalRPL0->isRefPicLongterm( ii ) && !sameSign )
{
canIncludeThis = false;
}
}
if( canIncludeThis )
{
pLocalRPL1->setRefPicIdentifier( refPicIdxL1, pLocalRPL0->getRefPicIdentifier( ii ), pLocalRPL0->isRefPicLongterm( ii ), pLocalRPL0->isInterLayerRefPic( ii ), pLocalRPL0->getInterLayerRefPicIdx( ii ) );
refPicIdxL1++;
numOfSTRPL1 = numOfSTRPL1 + ( ( pLocalRPL0->isRefPicLongterm( ii ) ) ? 0 : 1 );
numOfLTRPL1 += ( pLocalRPL0->isRefPicLongterm( ii ) && !pLocalRPL0->isInterLayerRefPic( ii ) ) ? 1 : 0;
numOfLTRPL1 += pLocalRPL0->isInterLayerRefPic( ii ) ? 1 : 0;
numOfNeedToFill--;
}
}
}
pLocalRPL1->setNumberOfLongtermPictures( numOfLTRPL1 );
pLocalRPL1->setNumberOfShorttermPictures( numOfSTRPL1 );
pLocalRPL1->setNumberOfInterLayerPictures( numOfILRPL1 );
numPics = numOfLTRPL1 + numOfSTRPL1;
pLocalRPL1->setNumberOfActivePictures( ( isDisallowMixedRefPic ? numPics : ( numPics < rpl1->getNumberOfActivePictures() ? numPics : rpl1->getNumberOfActivePictures() ) ) + numOfILRPL1 );
pLocalRPL1->setLtrpInSliceHeaderFlag( rpl1->getLtrpInSliceHeaderFlag() );
slice->setRPL1idx( -1 );
slice->setRPL1( pLocalRPL1 );
}