UInt TComPic::getSubstreamForLCUAddr(const UInt uiLCUAddr, const Bool bAddressInRaster, TComSlice *pcSlice)
{
const Int iNumSubstreams = pcSlice->getPPS()->getNumSubstreams();
UInt uiSubStrm;
if (iNumSubstreams > 1) // wavefronts, and possibly tiles being used.
{
TComPicSym &picSym=*(getPicSym());
const UInt uiLCUAddrRaster = bAddressInRaster?uiLCUAddr : picSym.getCUOrderMap(uiLCUAddr);
const UInt uiWidthInLCUs = picSym.getFrameWidthInCU();
const UInt uiTileIndex=picSym.getTileIdxMap(uiLCUAddrRaster);
const UInt widthInTiles=(picSym.getNumColumnsMinus1()+1);
TComTile *pTile=picSym.getTComTile(uiTileIndex);
const UInt uiTileStartLCU = pTile->getFirstCUAddr();
const UInt uiTileLCUY = uiTileStartLCU / uiWidthInLCUs;
// independent tiles => substreams are "per tile". iNumSubstreams has already been multiplied.
const UInt uiLin = uiLCUAddrRaster / uiWidthInLCUs;
UInt uiStartingSubstreamForTile=(uiTileLCUY*widthInTiles) + (pTile->getTileHeight()*(uiTileIndex%widthInTiles));
uiSubStrm = uiStartingSubstreamForTile + (uiLin-uiTileLCUY);
}
else
{
// dependent tiles => substreams are "per frame".
uiSubStrm = 0;//uiLin % iNumSubstreams; // x modulo 1 = 0 !
}
return uiSubStrm;
}
Void TComPic::compressMotion()
{
TComPicSym* pPicSym = getPicSym();
for ( UInt uiCUAddr = 0; uiCUAddr < pPicSym->getFrameHeightInCU()*pPicSym->getFrameWidthInCU(); uiCUAddr++ )
{
TComDataCU* pcCU = pPicSym->getCU(uiCUAddr);
pcCU->compressMV();
}
}
Void TComPic::compressMotion()
{
TComPicSym* pPicSym = getPicSym();
for ( UInt uiCUAddr = 0; uiCUAddr < pPicSym->getNumberOfCtusInFrame(); uiCUAddr++ )
{
TComDataCU* pCtu = pPicSym->getCtu(uiCUAddr);
pCtu->compressMV();
}
}
UInt TComPic::getSubstreamForCtuAddr(const UInt ctuAddr, const Bool bAddressInRaster, TComSlice *pcSlice)
{
UInt subStrm;
const bool bWPPEnabled=pcSlice->getPPS()->getEntropyCodingSyncEnabledFlag();
const TComPicSym &picSym = *(getPicSym());
if ((bWPPEnabled && picSym.getFrameHeightInCtus()>1) || (picSym.getNumTiles()>1)) // wavefronts, and possibly tiles being used.
{
if (bWPPEnabled)
{
const UInt ctuRsAddr = bAddressInRaster?ctuAddr : picSym.getCtuTsToRsAddrMap(ctuAddr);
const UInt frameWidthInCtus = picSym.getFrameWidthInCtus();
const UInt tileIndex = picSym.getTileIdxMap(ctuRsAddr);
const UInt numTileColumns = (picSym.getNumTileColumnsMinus1()+1);
const TComTile *pTile = picSym.getTComTile(tileIndex);
const UInt firstCtuRsAddrOfTile = pTile->getFirstCtuRsAddr();
const UInt tileYInCtus = firstCtuRsAddrOfTile / frameWidthInCtus;
// independent tiles => substreams are "per tile"
const UInt ctuLine = ctuRsAddr / frameWidthInCtus;
const UInt startingSubstreamForTile =(tileYInCtus*numTileColumns) + (pTile->getTileHeightInCtus()*(tileIndex%numTileColumns));
subStrm = startingSubstreamForTile + (ctuLine - tileYInCtus);
}
else
{
const UInt ctuRsAddr = bAddressInRaster?ctuAddr : picSym.getCtuTsToRsAddrMap(ctuAddr);
const UInt tileIndex = picSym.getTileIdxMap(ctuRsAddr);
subStrm=tileIndex;
}
}
else
{
// dependent tiles => substreams are "per frame".
subStrm = 0;
}
return subStrm;
}
Bool TComPic::getSAOMergeAvailability(Int currAddr, Int mergeAddr)
{
Bool mergeCtbInSliceSeg = (mergeAddr >= getPicSym()->getCtuTsToRsAddrMap(getCtu(currAddr)->getSlice()->getSliceCurStartCtuTsAddr()));
Bool mergeCtbInTile = (getPicSym()->getTileIdxMap(mergeAddr) == getPicSym()->getTileIdxMap(currAddr));
return (mergeCtbInSliceSeg && mergeCtbInTile);
}
Bool TComPic::getSAOMergeAvailability(Int currAddr, Int mergeAddr)
{
Bool mergeCtbInSliceSeg = (mergeAddr >= getPicSym()->getCUOrderMap(getCU(currAddr)->getSlice()->getSliceCurStartCUAddr()/getNumPartInCU()));
Bool mergeCtbInTile = (getPicSym()->getTileIdxMap(mergeAddr) == getPicSym()->getTileIdxMap(currAddr));
return (mergeCtbInSliceSeg && mergeCtbInTile);
}
