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cs->slice = nullptr; // the slices for this picture have not been set at this point. update cs->slice after swapSliceObject()
cs->pps = &pps;
#if JVET_P1006_PICTURE_HEADER
picHeader->setSPSId( sps.getSPSId() );
picHeader->setPPSId( pps.getPPSId() );
cs->picHeader = picHeader;
#endif
memcpy(cs->alfApss, alfApss, sizeof(cs->alfApss));
cs->lmcsAps = lmcsAps;
cs->scalinglistAps = scalingListAps;
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cs->pcv = pps.pcv;
m_conformanceWindow = pps.getConformanceWindow();
#if JVET_P0590_SCALING_WINDOW
m_scalingWindow = pps.getScalingWindow();
#endif
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brickMap = new BrickMap;
brickMap->create( sps, pps );
if (m_spliceIdx == NULL)
{
m_ctuNums = cs->pcv->sizeInCtus;
m_spliceIdx = new int[m_ctuNums];
memset(m_spliceIdx, 0, m_ctuNums * sizeof(int));
}
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}
void Picture::allocateNewSlice()
{
slices.push_back(new Slice);
Slice& slice = *slices.back();
memcpy(slice.getAlfAPSs(), cs->alfApss, sizeof(cs->alfApss));
slice.setLmcsAPS(cs->lmcsAps);
slice.setscalingListAPS( cs->scalinglistAps );
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slice.setPPS( cs->pps);
slice.setSPS( cs->sps);
if(slices.size()>=2)
{
slice.copySliceInfo( slices[slices.size()-2] );
slice.initSlice();
}
}
Slice *Picture::swapSliceObject(Slice * p, uint32_t i)
{
p->setSPS(cs->sps);
p->setPPS(cs->pps);
p->setAlfAPSs(cs->alfApss);
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if(cs->lmcsAps != nullptr)
p->setLmcsAPS(cs->lmcsAps);
if(cs->scalinglistAps != nullptr)
p->setscalingListAPS( cs->scalinglistAps );
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Slice * pTmp = slices[i];
slices[i] = p;
pTmp->setSPS(0);
pTmp->setPPS(0);
memset(pTmp->getAlfAPSs(), 0, sizeof(*pTmp->getAlfAPSs())*ALF_CTB_MAX_NUM_APS);
pTmp->setLmcsAPS(0);
pTmp->setscalingListAPS( 0 );
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return pTmp;
}
void Picture::clearSliceBuffer()
{
for (uint32_t i = 0; i < uint32_t(slices.size()); i++)
{
delete slices[i];
}
slices.clear();
}
#if ENABLE_SPLIT_PARALLELISM
void Picture::finishParallelPart( const UnitArea& area )
{
const UnitArea clipdArea = clipArea( area, *this );
const int sourceID = scheduler.getSplitPicId( 0 );
CHECK( scheduler.getSplitJobId() > 0, "Finish-CU cannot be called from within a mode- or split-parallelized block!" );
// distribute the reconstruction across all of the parallel workers
for( int tId = 1; tId < scheduler.getNumSplitThreads(); tId++ )
{
const int destID = scheduler.getSplitPicId( tId );
M_BUFS( destID, PIC_RECONSTRUCTION ).subBuf( clipdArea ).copyFrom( M_BUFS( sourceID, PIC_RECONSTRUCTION ).subBuf( clipdArea ) );
}
}
#if ENABLE_WPP_PARALLELISM
void Picture::finishCtuPart( const UnitArea& ctuArea )
{
const UnitArea clipdArea = clipArea( ctuArea, *this );
const int sourceID = scheduler.getSplitPicId( 0 );
// distribute the reconstruction across all of the parallel workers
for( int dataId = 0; dataId < scheduler.getNumPicInstances(); dataId++ )
{
if( dataId == sourceID ) continue;
M_BUFS( dataId, PIC_RECONSTRUCTION ).subBuf( clipdArea ).copyFrom( M_BUFS( sourceID, PIC_RECONSTRUCTION ).subBuf( clipdArea ) );
}
}
#endif
#endif
const TFilterCoeff DownsamplingFilterSRC[8][16][12] =
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{ // D = 1
{ 0, 0, 0, 0, 0, 128, 0, 0, 0, 0, 0, 0 },
{ 0, 0, 0, 2, -6, 127, 7, -2, 0, 0, 0, 0 },
{ 0, 0, 0, 3, -12, 125, 16, -5, 1, 0, 0, 0 },
{ 0, 0, 0, 4, -16, 120, 26, -7, 1, 0, 0, 0 },
{ 0, 0, 0, 5, -18, 114, 36, -10, 1, 0, 0, 0 },
{ 0, 0, 0, 5, -20, 107, 46, -12, 2, 0, 0, 0 },
{ 0, 0, 0, 5, -21, 99, 57, -15, 3, 0, 0, 0 },
{ 0, 0, 0, 5, -20, 89, 68, -18, 4, 0, 0, 0 },
{ 0, 0, 0, 4, -19, 79, 79, -19, 4, 0, 0, 0 },
{ 0, 0, 0, 4, -18, 68, 89, -20, 5, 0, 0, 0 },
{ 0, 0, 0, 3, -15, 57, 99, -21, 5, 0, 0, 0 },
{ 0, 0, 0, 2, -12, 46, 107, -20, 5, 0, 0, 0 },
{ 0, 0, 0, 1, -10, 36, 114, -18, 5, 0, 0, 0 },
{ 0, 0, 0, 1, -7, 26, 120, -16, 4, 0, 0, 0 },
{ 0, 0, 0, 1, -5, 16, 125, -12, 3, 0, 0, 0 },
{ 0, 0, 0, 0, -2, 7, 127, -6, 2, 0, 0, 0 }
},
{ // D = 1.5
{ 0, 2, 0, -14, 33, 86, 33, -14, 0, 2, 0, 0 },
{ 0, 1, 1, -14, 29, 85, 38, -13, -1, 2, 0, 0 },
{ 0, 1, 2, -14, 24, 84, 43, -12, -2, 2, 0, 0 },
{ 0, 1, 2, -13, 19, 83, 48, -11, -3, 2, 0, 0 },
{ 0, 0, 3, -13, 15, 81, 53, -10, -4, 3, 0, 0 },
{ 0, 0, 3, -12, 11, 79, 57, -8, -5, 3, 0, 0 },
{ 0, 0, 3, -11, 7, 76, 62, -5, -7, 3, 0, 0 },
{ 0, 0, 3, -10, 3, 73, 65, -2, -7, 3, 0, 0 },
{ 0, 0, 3, -9, 0, 70, 70, 0, -9, 3, 0, 0 },
{ 0, 0, 3, -7, -2, 65, 73, 3, -10, 3, 0, 0 },
{ 0, 0, 3, -7, -5, 62, 76, 7, -11, 3, 0, 0 },
{ 0, 0, 3, -5, -8, 57, 79, 11, -12, 3, 0, 0 },
{ 0, 0, 3, -4, -10, 53, 81, 15, -13, 3, 0, 0 },
{ 0, 0, 2, -3, -11, 48, 83, 19, -13, 2, 1, 0 },
{ 0, 0, 2, -2, -12, 43, 84, 24, -14, 2, 1, 0 },
{ 0, 0, 2, -1, -13, 38, 85, 29, -14, 1, 1, 0 }
},
{ // D = 2
{ 0, 5, -6, -10, 37, 76, 37, -10, -6, 5, 0, 0}, //0
{ 0, 5, -4, -11, 33, 76, 40, -9, -7, 5, 0, 0}, //1
//{ 0, 5, -3, -12, 28, 75, 44, -7, -8, 5, 1, 0}, //2
{ -1, 5, -3, -12, 29, 75, 45, -7, -8, 5, 0, 0}, //2 new coefficients in m24499
{ -1, 4, -2, -13, 25, 75, 48, -5, -9, 5, 1, 0}, //3
{ -1, 4, -1, -13, 22, 73, 52, -3, -10, 4, 1, 0}, //4
{ -1, 4, 0, -13, 18, 72, 55, -1, -11, 4, 2, -1}, //5
{ -1, 4, 1, -13, 14, 70, 59, 2, -12, 3, 2, -1}, //6
{ -1, 3, 1, -13, 11, 68, 62, 5, -12, 3, 2, -1}, //7
{ -1, 3, 2, -13, 8, 65, 65, 8, -13, 2, 3, -1}, //8
{ -1, 2, 3, -12, 5, 62, 68, 11, -13, 1, 3, -1}, //9
{ -1, 2, 3, -12, 2, 59, 70, 14, -13, 1, 4, -1}, //10
{ -1, 2, 4, -11, -1, 55, 72, 18, -13, 0, 4, -1}, //11
{ 0, 1, 4, -10, -3, 52, 73, 22, -13, -1, 4, -1}, //12
{ 0, 1, 5, -9, -5, 48, 75, 25, -13, -2, 4, -1}, //13
//{ 0, 1, 5, -8, -7, 44, 75, 28, -12, -3, 5, 0}, //14
{ 0, 0, 5, -8, -7, 45, 75, 29, -12, -3, 5, -1} , //14 new coefficients in m24499
{ 0, 0, 5, -7, -9, 40, 76, 33, -11, -4, 5, 0}, //15
},
{ // D = 2.5
{ 2, -3, -9, 6, 39, 58, 39, 6, -9, -3, 2, 0}, // 0
{ 2, -3, -9, 4, 38, 58, 43, 7, -9, -4, 1, 0}, // 1
{ 2, -2, -9, 2, 35, 58, 44, 9, -8, -4, 1, 0}, // 2
{ 1, -2, -9, 1, 34, 58, 46, 11, -8, -5, 1, 0}, // 3
//{ 1, -1, -8, -1, 31, 57, 48, 13, -8, -5, 1, 0}, // 4
{ 1, -1, -8, -1, 31, 57, 47, 13, -7, -5, 1, 0}, // 4 new coefficients in m24499
{ 1, -1, -8, -2, 29, 56, 49, 15, -7, -6, 1, 1}, // 5
{ 1, 0, -8, -3, 26, 55, 51, 17, -7, -6, 1, 1}, // 6
{ 1, 0, -7, -4, 24, 54, 52, 19, -6, -7, 1, 1}, // 7
{ 1, 0, -7, -5, 22, 53, 53, 22, -5, -7, 0, 1}, // 8
{ 1, 1, -7, -6, 19, 52, 54, 24, -4, -7, 0, 1}, // 9
{ 1, 1, -6, -7, 17, 51, 55, 26, -3, -8, 0, 1}, // 10
{ 1, 1, -6, -7, 15, 49, 56, 29, -2, -8, -1, 1}, // 11
//{ 0, 1, -5, -8, 13, 48, 57, 31, -1, -8, -1, 1}, // 12 new coefficients in m24499
{ 0, 1, -5, -7, 13, 47, 57, 31, -1, -8, -1, 1}, // 12
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{ 0, 1, -5, -8, 11, 46, 58, 34, 1, -9, -2, 1}, // 13
{ 0, 1, -4, -8, 9, 44, 58, 35, 2, -9, -2, 2}, // 14
{ 0, 1, -4, -9, 7, 43, 58, 38, 4, -9, -3, 2}, // 15
},
{ // D = 3
{ -2, -7, 0, 17, 35, 43, 35, 17, 0, -7, -5, 2 },
{ -2, -7, -1, 16, 34, 43, 36, 18, 1, -7, -5, 2 },
{ -1, -7, -1, 14, 33, 43, 36, 19, 1, -6, -5, 2 },
{ -1, -7, -2, 13, 32, 42, 37, 20, 3, -6, -5, 2 },
{ 0, -7, -3, 12, 31, 42, 38, 21, 3, -6, -5, 2 },
{ 0, -7, -3, 11, 30, 42, 39, 23, 4, -6, -6, 1 },
{ 0, -7, -4, 10, 29, 42, 40, 24, 5, -6, -6, 1 },
{ 1, -7, -4, 9, 27, 41, 40, 25, 6, -5, -6, 1 },
{ 1, -6, -5, 7, 26, 41, 41, 26, 7, -5, -6, 1 },
{ 1, -6, -5, 6, 25, 40, 41, 27, 9, -4, -7, 1 },
{ 1, -6, -6, 5, 24, 40, 42, 29, 10, -4, -7, 0 },
{ 1, -6, -6, 4, 23, 39, 42, 30, 11, -3, -7, 0 },
{ 2, -5, -6, 3, 21, 38, 42, 31, 12, -3, -7, 0 },
{ 2, -5, -6, 3, 20, 37, 42, 32, 13, -2, -7, -1 },
{ 2, -5, -6, 1, 19, 36, 43, 33, 14, -1, -7, -1 },
{ 2, -5, -7, 1, 18, 36, 43, 34, 16, -1, -7, -2 }
},
{ // D = 3.5
{ -6, -3, 5, 19, 31, 36, 31, 19, 5, -3, -6, 0 },
{ -6, -4, 4, 18, 31, 37, 32, 20, 6, -3, -6, -1 },
{ -6, -4, 4, 17, 30, 36, 33, 21, 7, -3, -6, -1 },
{ -5, -5, 3, 16, 30, 36, 33, 22, 8, -2, -6, -2 },
{ -5, -5, 2, 15, 29, 36, 34, 23, 9, -2, -6, -2 },
{ -5, -5, 2, 15, 28, 36, 34, 24, 10, -2, -6, -3 },
{ -4, -5, 1, 14, 27, 36, 35, 24, 10, -1, -6, -3 },
{ -4, -5, 0, 13, 26, 35, 35, 25, 11, 0, -5, -3 },
{ -4, -6, 0, 12, 26, 36, 36, 26, 12, 0, -6, -4 },
{ -3, -5, 0, 11, 25, 35, 35, 26, 13, 0, -5, -4 },
{ -3, -6, -1, 10, 24, 35, 36, 27, 14, 1, -5, -4 },
{ -3, -6, -2, 10, 24, 34, 36, 28, 15, 2, -5, -5 },
{ -2, -6, -2, 9, 23, 34, 36, 29, 15, 2, -5, -5 },
{ -2, -6, -2, 8, 22, 33, 36, 30, 16, 3, -5, -5 },
{ -1, -6, -3, 7, 21, 33, 36, 30, 17, 4, -4, -6 },
{ -1, -6, -3, 6, 20, 32, 37, 31, 18, 4, -4, -6 }
},
{ // D = 4
{ -9, 0, 9, 20, 28, 32, 28, 20, 9, 0, -9, 0 },
{ -9, 0, 8, 19, 28, 32, 29, 20, 10, 0, -4, -5 },
{ -9, -1, 8, 18, 28, 32, 29, 21, 10, 1, -4, -5 },
{ -9, -1, 7, 18, 27, 32, 30, 22, 11, 1, -4, -6 },
{ -8, -2, 6, 17, 27, 32, 30, 22, 12, 2, -4, -6 },
{ -8, -2, 6, 16, 26, 32, 31, 23, 12, 2, -4, -6 },
{ -8, -2, 5, 16, 26, 31, 31, 23, 13, 3, -3, -7 },
{ -8, -3, 5, 15, 25, 31, 31, 24, 14, 4, -3, -7 },
{ -7, -3, 4, 14, 25, 31, 31, 25, 14, 4, -3, -7 },
{ -7, -3, 4, 14, 24, 31, 31, 25, 15, 5, -3, -8 },
{ -7, -3, 3, 13, 23, 31, 31, 26, 16, 5, -2, -8 },
{ -6, -4, 2, 12, 23, 31, 32, 26, 16, 6, -2, -8 },
{ -6, -4, 2, 12, 22, 30, 32, 27, 17, 6, -2, -8 },
{ -6, -4, 1, 11, 22, 30, 32, 27, 18, 7, -1, -9 },
{ -5, -4, 1, 10, 21, 29, 32, 28, 18, 8, -1, -9 },
{ -5, -4, 0, 10, 20, 29, 32, 28, 19, 8, 0, -9 }
},
{ // D = 5.5
{ -8, 7, 13, 18, 22, 24, 22, 18, 13, 7, 2, -10 },
{ -8, 7, 13, 18, 22, 23, 22, 19, 13, 7, 2, -10 },
{ -8, 6, 12, 18, 22, 23, 22, 19, 14, 8, 2, -10 },
{ -9, 6, 12, 17, 22, 23, 23, 19, 14, 8, 3, -10 },
{ -9, 6, 12, 17, 21, 23, 23, 19, 14, 9, 3, -10 },
{ -9, 5, 11, 17, 21, 23, 23, 20, 15, 9, 3, -10 },
{ -9, 5, 11, 16, 21, 23, 23, 20, 15, 9, 4, -10 },
{ -9, 5, 10, 16, 21, 23, 23, 20, 15, 10, 4, -10 },
{ -10, 5, 10, 16, 20, 23, 23, 20, 16, 10, 5, -10 },
{ -10, 4, 10, 15, 20, 23, 23, 21, 16, 10, 5, -9 },
{ -10, 4, 9, 15, 20, 23, 23, 21, 16, 11, 5, -9 },
{ -10, 3, 9, 15, 20, 23, 23, 21, 17, 11, 5, -9 },
{ -10, 3, 9, 14, 19, 23, 23, 21, 17, 12, 6, -9 },
{ -10, 3, 8, 14, 19, 23, 23, 22, 17, 12, 6, -9 },
{ -10, 2, 8, 14, 19, 22, 23, 22, 18, 12, 6, -8 },
{ -10, 2, 7, 13, 19, 22, 23, 22, 18, 13, 7, -8 }
}
};
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#if JVET_P0590_SCALING_WINDOW
#if JVET_P0592_CHROMA_PHASE
void Picture::sampleRateConv( const std::pair<int, int> scalingRatio, const std::pair<int, int> compScale,
const CPelBuf& beforeScale, const int beforeScaleLeftOffset, const int beforeScaleTopOffset,
const PelBuf& afterScale, const int afterScaleLeftOffset, const int afterScaleTopOffset,
const int bitDepth, const bool useLumaFilter, const bool downsampling,
const bool horCollocatedPositionFlag, const bool verCollocatedPositionFlag )
#else
void Picture::sampleRateConv( const std::pair<int, int> scalingRatio,
const CPelBuf& beforeScale, const int beforeScaleLeftOffset, const int beforeScaleTopOffset,
const PelBuf& afterScale, const int afterScaleLeftOffset, const int afterScaleTopOffset,
const int bitDepth, const bool useLumaFilter, const bool downsampling )
#endif
{
const Pel* orgSrc = beforeScale.buf;
const int orgWidth = beforeScale.width;
const int orgHeight = beforeScale.height;
const int orgStride = beforeScale.stride;
Pel* scaledSrc = afterScale.buf;
const int scaledWidth = afterScale.width;
const int scaledHeight = afterScale.height;
const int scaledStride = afterScale.stride;
if( orgWidth == scaledWidth && orgHeight == scaledHeight && scalingRatio == SCALE_1X && !beforeScaleLeftOffset && !beforeScaleTopOffset && !afterScaleLeftOffset && !afterScaleTopOffset )
{
for( int j = 0; j < orgHeight; j++ )
{
memcpy( scaledSrc + j * scaledStride, orgSrc + j * orgStride, sizeof( Pel ) * orgWidth );
}
return;
}
const TFilterCoeff* filterHor = useLumaFilter ? &InterpolationFilter::m_lumaFilter[0][0] : &InterpolationFilter::m_chromaFilter[0][0];
const TFilterCoeff* filterVer = useLumaFilter ? &InterpolationFilter::m_lumaFilter[0][0] : &InterpolationFilter::m_chromaFilter[0][0];
const int numFracPositions = useLumaFilter ? 15 : 31;
const int numFracShift = useLumaFilter ? 4 : 5;
const int posShiftX = SCALE_RATIO_BITS - numFracShift + compScale.first;
const int posShiftY = SCALE_RATIO_BITS - numFracShift + compScale.second;
#if JVET_P0592_CHROMA_PHASE
int addX = ( 1 << ( posShiftX - 1 ) ) + ( beforeScaleLeftOffset << SCALE_RATIO_BITS ) + ( ( int( 1 - horCollocatedPositionFlag ) * 8 * ( scalingRatio.first - SCALE_1X.first ) + ( 1 << ( 2 + compScale.first ) ) ) >> ( 3 + compScale.first ) );
int addY = ( 1 << ( posShiftY - 1 ) ) + ( beforeScaleTopOffset << SCALE_RATIO_BITS ) + ( ( int( 1 - verCollocatedPositionFlag ) * 8 * ( scalingRatio.second - SCALE_1X.second ) + ( 1 << ( 2 + compScale.second ) ) ) >> ( 3 + compScale.second ) );
#else
int addX = ( 1 << ( posShiftX - 1 ) ) + ( beforeScaleLeftOffset << SCALE_RATIO_BITS );
int addY = ( 1 << ( posShiftY - 1 ) ) + ( beforeScaleTopOffset << SCALE_RATIO_BITS );
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#endif
if( downsampling )
{
int verFilter = 0;
int horFilter = 0;
if( scalingRatio.first > ( 15 << SCALE_RATIO_BITS ) / 4 ) horFilter = 7;
else if( scalingRatio.first > ( 20 << SCALE_RATIO_BITS ) / 7 ) horFilter = 6;
else if( scalingRatio.first > ( 5 << SCALE_RATIO_BITS ) / 2 ) horFilter = 5;
else if( scalingRatio.first > ( 2 << SCALE_RATIO_BITS ) ) horFilter = 4;
else if( scalingRatio.first > ( 5 << SCALE_RATIO_BITS ) / 3 ) horFilter = 3;
else if( scalingRatio.first > ( 5 << SCALE_RATIO_BITS ) / 4 ) horFilter = 2;
else if( scalingRatio.first > ( 20 << SCALE_RATIO_BITS ) / 19 ) horFilter = 1;
if( scalingRatio.second > ( 15 << SCALE_RATIO_BITS ) / 4 ) verFilter = 7;
else if( scalingRatio.second > ( 20 << SCALE_RATIO_BITS ) / 7 ) verFilter = 6;
else if( scalingRatio.second > ( 5 << SCALE_RATIO_BITS ) / 2 ) verFilter = 5;
else if( scalingRatio.second > ( 2 << SCALE_RATIO_BITS ) ) verFilter = 4;
else if( scalingRatio.second > ( 5 << SCALE_RATIO_BITS ) / 3 ) verFilter = 3;
else if( scalingRatio.second > ( 5 << SCALE_RATIO_BITS ) / 4 ) verFilter = 2;
else if( scalingRatio.second > ( 20 << SCALE_RATIO_BITS ) / 19 ) verFilter = 1;
filterHor = &DownsamplingFilterSRC[horFilter][0][0];
filterVer = &DownsamplingFilterSRC[verFilter][0][0];
}
const int filterLength = downsampling ? 12 : ( useLumaFilter ? NTAPS_LUMA : NTAPS_CHROMA );
const int log2Norm = downsampling ? 14 : 12;
int *buf = new int[orgHeight * scaledWidth];
int maxVal = ( 1 << bitDepth ) - 1;
CHECK( bitDepth > 17, "Overflow may happen!" );
for( int i = 0; i < scaledWidth; i++ )
{
const Pel* org = orgSrc;
int refPos = ( ( ( i << compScale.first ) - afterScaleLeftOffset ) * scalingRatio.first + addX ) >> posShiftX;
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int integer = refPos >> numFracShift;
int frac = refPos & numFracPositions;
int* tmp = buf + i;
for( int j = 0; j < orgHeight; j++ )
{
int sum = 0;
const TFilterCoeff* f = filterHor + frac * filterLength;
for( int k = 0; k < filterLength; k++ )
{
int xInt = std::min<int>( std::max( 0, integer + k - filterLength / 2 + 1 ), orgWidth - 1 );
sum += f[k] * org[xInt]; // postpone horizontal filtering gain removal after vertical filtering
}
*tmp = sum;
tmp += scaledWidth;
org += orgStride;
}
}
Pel* dst = scaledSrc;
for( int j = 0; j < scaledHeight; j++ )
{
int refPos = ( ( ( j << compScale.second ) - afterScaleTopOffset ) * scalingRatio.second + addY ) >> posShiftY;
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int integer = refPos >> numFracShift;
int frac = refPos & numFracPositions;
for( int i = 0; i < scaledWidth; i++ )
{
int sum = 0;
int* tmp = buf + i;
const TFilterCoeff* f = filterVer + frac * filterLength;
for( int k = 0; k < filterLength; k++ )
{
int yInt = std::min<int>( std::max( 0, integer + k - filterLength / 2 + 1 ), orgHeight - 1 );
sum += f[k] * tmp[yInt*scaledWidth];
}
dst[i] = std::min<int>( std::max( 0, ( sum + ( 1 << ( log2Norm - 1 ) ) ) >> log2Norm ), maxVal );
}
dst += scaledStride;
}
delete[] buf;
}
#else
#if JVET_P0592_CHROMA_PHASE
void Picture::sampleRateConv( const std::pair<int, int> scalingRatio, const std::pair<int, int> compScale,
const Pel* orgSrc, SizeType orgWidth, SizeType orgHeight, SizeType orgStride,
Pel* scaledSrc, SizeType scaledWidth, SizeType scaledHeight,
SizeType paddedWidth, SizeType paddedHeight, SizeType scaledStride,
const int bitDepth, const bool useLumaFilter, const bool downsampling,
const bool horCollocatedPositionFlag, const bool verCollocatedPositionFlag )
#else
void Picture::sampleRateConv( const Pel* orgSrc, SizeType orgWidth, SizeType orgHeight, SizeType orgStride, Pel* scaledSrc, SizeType scaledWidth, SizeType scaledHeight, SizeType paddedWidth, SizeType paddedHeight, SizeType scaledStride, const int bitDepth, const bool useLumaFilter, const bool downsampling )
#endif
{
if( orgWidth == scaledWidth && orgHeight == scaledHeight )
{
for( int j = 0; j < orgHeight; j++ )
{
memcpy( scaledSrc + j * scaledStride, orgSrc + j * orgStride, sizeof( Pel ) * orgWidth );
}
return;
}
const TFilterCoeff* filterHor = useLumaFilter ? &InterpolationFilter::m_lumaFilter[0][0] : &InterpolationFilter::m_chromaFilter[0][0];
const TFilterCoeff* filterVer = useLumaFilter ? &InterpolationFilter::m_lumaFilter[0][0] : &InterpolationFilter::m_chromaFilter[0][0];
const int numFracPositions = useLumaFilter ? 15 : 31;
const int numFracShift = useLumaFilter ? 4 : 5;
#if JVET_P0592_CHROMA_PHASE
const int posShift = SCALE_RATIO_BITS - numFracShift;
int addX = ( 1 << ( posShift - 1 ) ) + ( ( int( 1 - horCollocatedPositionFlag ) * 8 * ( scalingRatio.first - SCALE_1X.first ) + ( 1 << ( 3 + compScale.first ) ) ) >> ( 4 + compScale.first ) );
int addY = ( 1 << ( posShift - 1 ) ) + ( ( int( 1 - verCollocatedPositionFlag ) * 8 * ( scalingRatio.second - SCALE_1X.second ) + ( 1 << ( 3 + compScale.second ) ) ) >> ( 4 + compScale.second ) );
#endif
if( downsampling )
{
int verFilter = 0;
int horFilter = 0;
if( 4 * orgHeight > 15 * scaledHeight ) verFilter = 7;
else if( 7 * orgHeight > 20 * scaledHeight ) verFilter = 6;
else if( 2 * orgHeight > 5 * scaledHeight ) verFilter = 5;
else if( 1 * orgHeight > 2 * scaledHeight ) verFilter = 4;
else if( 3 * orgHeight > 5 * scaledHeight ) verFilter = 3;
else if( 4 * orgHeight > 5 * scaledHeight ) verFilter = 2;
else if( 19 * orgHeight > 20 * scaledHeight ) verFilter = 1;
if( 4 * orgWidth > 15 * scaledWidth ) horFilter = 7;
else if( 7 * orgWidth > 20 * scaledWidth ) horFilter = 6;
else if( 2 * orgWidth > 5 * scaledWidth ) horFilter = 5;
else if( 1 * orgWidth > 2 * scaledWidth ) horFilter = 4;
else if( 3 * orgWidth > 5 * scaledWidth ) horFilter = 3;
else if( 4 * orgWidth > 5 * scaledWidth ) horFilter = 2;
else if( 19 * orgWidth > 20 * scaledWidth ) horFilter = 1;
filterHor = &DownsamplingFilterSRC[horFilter][0][0];
filterVer = &DownsamplingFilterSRC[verFilter][0][0];
}
const int filerLength = downsampling ? 12 : ( useLumaFilter ? NTAPS_LUMA : NTAPS_CHROMA );
const int log2Norm = downsampling ? 14 : 12;
int *buf = new int[orgHeight * paddedWidth];
int maxVal = ( 1 << bitDepth ) - 1;
CHECK( bitDepth > 17, "Overflow may happen!" );
{
const Pel* org = orgSrc;
#if JVET_P0592_CHROMA_PHASE
int refPos = ( i * scalingRatio.first + addX ) >> posShift;
int integer = refPos >> numFracShift;
int frac = refPos & numFracPositions;
#else
int integer = ( i * orgWidth ) / scaledWidth;
int frac = ( ( i * orgWidth << numFracShift ) / scaledWidth ) & numFracPositions;
#endif
int* tmp = buf + i;
for( int j = 0; j < orgHeight; j++ )
{
int sum = 0;
const TFilterCoeff* f = filterHor + frac * filerLength;
for( int k = 0; k < filerLength; k++ )
{
int xInt = std::min<int>( std::max( 0, integer + k - filerLength / 2 + 1 ), orgWidth - 1 );
sum += f[k] * org[xInt]; // postpone horizontal filtering gain removal after vertical filtering
}
*tmp = sum;
org += orgStride;
}
}
Pel* dst = scaledSrc;
#if JVET_P0592_CHROMA_PHASE
int refPos = ( j * scalingRatio.second + addY ) >> posShift;
int integer = refPos >> numFracShift;
int frac = refPos & numFracPositions;
#else
int integer = ( j * orgHeight ) / scaledHeight;
int frac = ( ( j * orgHeight << numFracShift ) / scaledHeight ) & numFracPositions;
#endif
{
int sum = 0;
int* tmp = buf + i;
const TFilterCoeff* f = filterVer + frac * filerLength;
for( int k = 0; k < filerLength; k++ )
{
int yInt = std::min<int>( std::max( 0, integer + k - filerLength / 2 + 1 ), orgHeight - 1 );
}
dst[i] = std::min<int>( std::max( 0, ( sum + ( 1 << ( log2Norm - 1 ) ) ) >> log2Norm ), maxVal );
}
dst += scaledStride;
}
delete[] buf;
}
#endif
#if JVET_P0590_SCALING_WINDOW
void Picture::rescalePicture( const std::pair<int, int> scalingRatio,
const CPelUnitBuf& beforeScaling, const Window& scalingWindowBefore,
const PelUnitBuf& afterScaling, const Window& scalingWindowAfter,
#if JVET_P0592_CHROMA_PHASE
const ChromaFormat chromaFormatIDC, const BitDepths& bitDepths, const bool useLumaFilter, const bool downsampling,
const bool horCollocatedChromaFlag, const bool verCollocatedChromaFlag )
#else
const ChromaFormat chromaFormatIDC, const BitDepths& bitDepths, const bool useLumaFilter, const bool downsampling )
#endif
{
for( int comp = 0; comp < ::getNumberValidComponents( chromaFormatIDC ); comp++ )
{
ComponentID compID = ComponentID( comp );
const CPelBuf& beforeScale = beforeScaling.get( compID );
const PelBuf& afterScale = afterScaling.get( compID );
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#if JVET_P0592_CHROMA_PHASE
sampleRateConv( scalingRatio, std::pair<int, int>( ::getComponentScaleX( compID, chromaFormatIDC ), ::getComponentScaleY( compID, chromaFormatIDC ) ),
beforeScale, scalingWindowBefore.getWindowLeftOffset(), scalingWindowBefore.getWindowTopOffset(),
afterScale, scalingWindowAfter.getWindowLeftOffset(), scalingWindowAfter.getWindowTopOffset(),
bitDepths.recon[comp], downsampling || useLumaFilter ? true : isLuma( compID ), downsampling,
isLuma( compID ) ? 1 : horCollocatedChromaFlag, isLuma( compID ) ? 1 : verCollocatedChromaFlag );
#else
Picture::sampleRateConv( scalingRatio,
beforeScale, scalingWindowBefore.getWindowLeftOffset(), scalingWindowBefore.getWindowTopOffset(),
afterScale, scalingWindowAfter.getWindowLeftOffset(), scalingWindowAfter.getWindowTopOffset(),
bitDepths.recon[comp], downsampling || useLumaFilter ? true : isLuma( compID ), downsampling );
#endif
}
}
#elif JVET_P0592_CHROMA_PHASE
void Picture::rescalePicture( const std::pair<int, int> scalingRatio,
const CPelUnitBuf& beforeScaling, const Window& confBefore,
const PelUnitBuf& afterScaling, const Window& confAfter,
const ChromaFormat chromaFormatIDC, const BitDepths& bitDepths, const bool useLumaFilter, const bool downsampling,
const bool horCollocatedChromaFlag, const bool verCollocatedChromaFlag )
{
for( int comp = 0; comp < ::getNumberValidComponents( chromaFormatIDC ); comp++ )
{
ComponentID compID = ComponentID( comp );
const CPelBuf& beforeScale = beforeScaling.get( compID );
const PelBuf& afterScale = afterScaling.get( compID );
int widthBefore = beforeScale.width - ( ( ( confBefore.getWindowLeftOffset() + confBefore.getWindowRightOffset() ) * SPS::getWinUnitX( chromaFormatIDC ) ) >> getChannelTypeScaleX( (ChannelType)( comp > 0 ), chromaFormatIDC ) );
int heightBefore = beforeScale.height - ( ( ( confBefore.getWindowTopOffset() + confBefore.getWindowBottomOffset() ) * SPS::getWinUnitY( chromaFormatIDC ) ) >> getChannelTypeScaleY( (ChannelType)( comp > 0 ), chromaFormatIDC ) );
int widthAfter = afterScale.width - ( ( ( confAfter.getWindowLeftOffset() + confAfter.getWindowRightOffset() ) * SPS::getWinUnitX( chromaFormatIDC ) ) >> getChannelTypeScaleX( (ChannelType)( comp > 0 ), chromaFormatIDC ) );
int heightAfter = afterScale.height - ( ( ( confAfter.getWindowTopOffset() + confAfter.getWindowBottomOffset() ) * SPS::getWinUnitY( chromaFormatIDC ) ) >> getChannelTypeScaleY( (ChannelType)( comp > 0 ), chromaFormatIDC ) );
sampleRateConv( scalingRatio, std::pair<int, int>( ::getComponentScaleX( compID, chromaFormatIDC ), ::getComponentScaleY( compID, chromaFormatIDC ) ),
beforeScale.buf, widthBefore, heightBefore, beforeScale.stride,
afterScale.buf, widthAfter, heightAfter, afterScale.width, afterScale.height, afterScale.stride,
bitDepths.recon[comp], downsampling || useLumaFilter ? true : isLuma( compID ), downsampling,
isLuma( compID ) ? 1 : horCollocatedChromaFlag, isLuma( compID ) ? 1 : verCollocatedChromaFlag );
}
}
#else
void Picture::rescalePicture( const CPelUnitBuf& beforeScaling, const Window& confBefore, const PelUnitBuf& afterScaling, const Window& confAfter, const ChromaFormat chromaFormatIDC, const BitDepths& bitDepths, const bool useLumaFilter, const bool downsampling )
{
for( int comp = 0; comp < ::getNumberValidComponents( chromaFormatIDC ); comp++ )
{
ComponentID compID = ComponentID( comp );
const CPelBuf& beforeScale = beforeScaling.get( compID );
const PelBuf& afterScale = afterScaling.get( compID );
int widthBefore = beforeScale.width - (((confBefore.getWindowLeftOffset() + confBefore.getWindowRightOffset()) * SPS::getWinUnitX(chromaFormatIDC)) >> getChannelTypeScaleX((ChannelType)(comp > 0), chromaFormatIDC));
int heightBefore = beforeScale.height - (((confBefore.getWindowTopOffset() + confBefore.getWindowBottomOffset()) * SPS::getWinUnitY(chromaFormatIDC)) >> getChannelTypeScaleY((ChannelType)(comp > 0), chromaFormatIDC));
int widthAfter = afterScale.width - (((confAfter.getWindowLeftOffset() + confAfter.getWindowRightOffset()) * SPS::getWinUnitX(chromaFormatIDC)) >> getChannelTypeScaleX((ChannelType)(comp > 0), chromaFormatIDC));
int heightAfter = afterScale.height - (((confAfter.getWindowTopOffset() + confAfter.getWindowBottomOffset()) * SPS::getWinUnitY(chromaFormatIDC)) >> getChannelTypeScaleY((ChannelType)(comp > 0), chromaFormatIDC));
Picture::sampleRateConv( beforeScale.buf, widthBefore, heightBefore, beforeScale.stride, afterScale.buf, widthAfter, heightAfter, afterScale.width, afterScale.height, afterScale.stride, bitDepths.recon[comp], downsampling || useLumaFilter ? true : isLuma(compID), downsampling );
}
}
#endif
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void Picture::extendPicBorder()
{
if ( m_bIsBorderExtended )
{
return;
}
for(int comp=0; comp<getNumberValidComponents( cs->area.chromaFormat ); comp++)
{
ComponentID compID = ComponentID( comp );
PelBuf p = M_BUFS( 0, PIC_RECONSTRUCTION ).get( compID );
Pel *piTxt = p.bufAt(0,0);
int xmargin = margin >> getComponentScaleX( compID, cs->area.chromaFormat );
int ymargin = margin >> getComponentScaleY( compID, cs->area.chromaFormat );
Pel* pi = piTxt;
// do left and right margins
for (int y = 0; y < p.height; y++)
{
for (int x = 0; x < xmargin; x++ )
{
pi[ -xmargin + x ] = pi[0];
pi[ p.width + x ] = pi[p.width-1];
}
pi += p.stride;
}
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// pi is now the (0,height) (bottom left of image within bigger picture
pi -= (p.stride + xmargin);
// pi is now the (-marginX, height-1)
for (int y = 0; y < ymargin; y++ )
{
::memcpy( pi + (y+1)*p.stride, pi, sizeof(Pel)*(p.width + (xmargin << 1)));
}
// pi is still (-marginX, height-1)
pi -= ((p.height-1) * p.stride);
// pi is now (-marginX, 0)
for (int y = 0; y < ymargin; y++ )
{
::memcpy( pi - (y+1)*p.stride, pi, sizeof(Pel)*(p.width + (xmargin<<1)) );
}
// reference picture with horizontal wrapped boundary
if (cs->sps->getWrapAroundEnabledFlag())
{
p = M_BUFS( 0, PIC_RECON_WRAP ).get( compID );
p.copyFrom(M_BUFS( 0, PIC_RECONSTRUCTION ).get( compID ));
piTxt = p.bufAt(0,0);
pi = piTxt;
int xoffset = cs->sps->getWrapAroundOffset() >> getComponentScaleX( compID, cs->area.chromaFormat );
for (int y = 0; y < p.height; y++)
{
for (int x = 0; x < xmargin; x++ )
{
{
pi[ -x - 1 ] = pi[ -x - 1 + xoffset ];
pi[ p.width + x ] = pi[ p.width + x - xoffset ];
}
{
pi[ -x - 1 ] = pi[ 0 ];
pi[ p.width + x ] = pi[ p.width - 1 ];
}
}
pi += p.stride;
}
pi -= (p.stride + xmargin);
for (int y = 0; y < ymargin; y++ )
{
::memcpy( pi + (y+1)*p.stride, pi, sizeof(Pel)*(p.width + (xmargin << 1)));
}
pi -= ((p.height-1) * p.stride);
for (int y = 0; y < ymargin; y++ )
{
::memcpy( pi - (y+1)*p.stride, pi, sizeof(Pel)*(p.width + (xmargin<<1)) );
}
}
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}
m_bIsBorderExtended = true;
}
PelBuf Picture::getBuf( const ComponentID compID, const PictureType &type )
{
return M_BUFS( ( type == PIC_ORIGINAL || type == PIC_TRUE_ORIGINAL || type == PIC_ORIGINAL_INPUT || type == PIC_TRUE_ORIGINAL_INPUT ) ? 0 : scheduler.getSplitPicId(), type ).getBuf( compID );
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}
const CPelBuf Picture::getBuf( const ComponentID compID, const PictureType &type ) const
{
return M_BUFS( ( type == PIC_ORIGINAL || type == PIC_TRUE_ORIGINAL || type == PIC_ORIGINAL_INPUT || type == PIC_TRUE_ORIGINAL_INPUT ) ? 0 : scheduler.getSplitPicId(), type ).getBuf( compID );
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}
PelBuf Picture::getBuf( const CompArea &blk, const PictureType &type )
{
if( !blk.valid() )
{
return PelBuf();
}
#if ENABLE_SPLIT_PARALLELISM
const int jId = ( type == PIC_ORIGINAL || type == PIC_TRUE_ORIGINAL || type == PIC_ORIGINAL_INPUT || type == PIC_TRUE_ORIGINAL_INPUT ) ? 0 : scheduler.getSplitPicId();
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#endif
#if !KEEP_PRED_AND_RESI_SIGNALS
if( type == PIC_RESIDUAL || type == PIC_PREDICTION )
{
CompArea localBlk = blk;
localBlk.x &= ( cs->pcv->maxCUWidthMask >> getComponentScaleX( blk.compID, blk.chromaFormat ) );
localBlk.y &= ( cs->pcv->maxCUHeightMask >> getComponentScaleY( blk.compID, blk.chromaFormat ) );
return M_BUFS( jId, type ).getBuf( localBlk );
}
#endif
return M_BUFS( jId, type ).getBuf( blk );
}
const CPelBuf Picture::getBuf( const CompArea &blk, const PictureType &type ) const
{
if( !blk.valid() )
{
return PelBuf();
}
#if ENABLE_SPLIT_PARALLELISM
const int jId = ( type == PIC_ORIGINAL || type == PIC_TRUE_ORIGINAL ) ? 0 : scheduler.getSplitPicId();
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#endif
#if !KEEP_PRED_AND_RESI_SIGNALS
if( type == PIC_RESIDUAL || type == PIC_PREDICTION )
{
CompArea localBlk = blk;
localBlk.x &= ( cs->pcv->maxCUWidthMask >> getComponentScaleX( blk.compID, blk.chromaFormat ) );
localBlk.y &= ( cs->pcv->maxCUHeightMask >> getComponentScaleY( blk.compID, blk.chromaFormat ) );
return M_BUFS( jId, type ).getBuf( localBlk );
}
#endif
return M_BUFS( jId, type ).getBuf( blk );
}
PelUnitBuf Picture::getBuf( const UnitArea &unit, const PictureType &type )
{
if( chromaFormat == CHROMA_400 )
{
return PelUnitBuf( chromaFormat, getBuf( unit.Y(), type ) );
}
else
{
return PelUnitBuf( chromaFormat, getBuf( unit.Y(), type ), getBuf( unit.Cb(), type ), getBuf( unit.Cr(), type ) );
}
}
const CPelUnitBuf Picture::getBuf( const UnitArea &unit, const PictureType &type ) const
{
if( chromaFormat == CHROMA_400 )
{
return CPelUnitBuf( chromaFormat, getBuf( unit.Y(), type ) );
}
else
{
return CPelUnitBuf( chromaFormat, getBuf( unit.Y(), type ), getBuf( unit.Cb(), type ), getBuf( unit.Cr(), type ) );
}
}
Pel* Picture::getOrigin( const PictureType &type, const ComponentID compID ) const
{
#if ENABLE_SPLIT_PARALLELISM
const int jId = ( type == PIC_ORIGINAL || type == PIC_TRUE_ORIGINAL ) ? 0 : scheduler.getSplitPicId();
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#endif
return M_BUFS( jId, type ).getOrigin( compID );
}
void Picture::createSpliceIdx(int nums)
{
m_ctuNums = nums;
m_spliceIdx = new int[m_ctuNums];
memset(m_spliceIdx, 0, m_ctuNums * sizeof(int));
}
bool Picture::getSpliceFull()
{
int count = 0;
for (int i = 0; i < m_ctuNums; i++)
{
if (m_spliceIdx[i] != 0)
count++;
}
if (count < m_ctuNums * 0.25)
return false;
return true;
}
void Picture::addPictureToHashMapForInter()
{
int picWidth = slices[0]->getPPS()->getPicWidthInLumaSamples();
int picHeight = slices[0]->getPPS()->getPicHeightInLumaSamples();
bool* bIsBlockSame[2][3];
for (int i = 0; i < 2; i++)
{
for (int j = 0; j < 2; j++)
{
blockHashValues[i][j] = new uint32_t[picWidth*picHeight];
}
for (int j = 0; j < 3; j++)
{
bIsBlockSame[i][j] = new bool[picWidth*picHeight];
}
}
m_hashMap.create(picWidth, picHeight);
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m_hashMap.generateBlock2x2HashValue(getOrigBuf(), picWidth, picHeight, slices[0]->getSPS()->getBitDepths(), blockHashValues[0], bIsBlockSame[0]);//2x2
m_hashMap.generateBlockHashValue(picWidth, picHeight, 4, 4, blockHashValues[0], blockHashValues[1], bIsBlockSame[0], bIsBlockSame[1]);//4x4
m_hashMap.addToHashMapByRowWithPrecalData(blockHashValues[1], bIsBlockSame[1][2], picWidth, picHeight, 4, 4);
m_hashMap.generateBlockHashValue(picWidth, picHeight, 8, 8, blockHashValues[1], blockHashValues[0], bIsBlockSame[1], bIsBlockSame[0]);//8x8
m_hashMap.addToHashMapByRowWithPrecalData(blockHashValues[0], bIsBlockSame[0][2], picWidth, picHeight, 8, 8);
m_hashMap.generateBlockHashValue(picWidth, picHeight, 16, 16, blockHashValues[0], blockHashValues[1], bIsBlockSame[0], bIsBlockSame[1]);//16x16
m_hashMap.addToHashMapByRowWithPrecalData(blockHashValues[1], bIsBlockSame[1][2], picWidth, picHeight, 16, 16);
m_hashMap.generateBlockHashValue(picWidth, picHeight, 32, 32, blockHashValues[1], blockHashValues[0], bIsBlockSame[1], bIsBlockSame[0]);//32x32
m_hashMap.addToHashMapByRowWithPrecalData(blockHashValues[0], bIsBlockSame[0][2], picWidth, picHeight, 32, 32);
m_hashMap.generateBlockHashValue(picWidth, picHeight, 64, 64, blockHashValues[0], blockHashValues[1], bIsBlockSame[0], bIsBlockSame[1]);//64x64
m_hashMap.addToHashMapByRowWithPrecalData(blockHashValues[1], bIsBlockSame[1][2], picWidth, picHeight, 64, 64);
m_hashMap.setInitial();
for (int i = 0; i < 2; i++)
{
for (int j = 0; j < 2; j++)
{
delete[] blockHashValues[i][j];
}
for (int j = 0; j < 3; j++)
{
delete[] bIsBlockSame[i][j];
}
}
}