483 lines
18 KiB
C++
483 lines
18 KiB
C++
/* The copyright in this software is being made available under the BSD
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* License, included below. This software may be subject to other third party
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* and contributor rights, including patent rights, and no such rights are
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* granted under this license.
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*
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* Copyright (c) 2010-2014, ITU/ISO/IEC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
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* be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/** \file TComPicSym.cpp
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\brief picture symbol class
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*/
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#include "TComPicSym.h"
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#include "TComSampleAdaptiveOffset.h"
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#include "TComSlice.h"
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//! \ingroup TLibCommon
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//! \{
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// ====================================================================================================================
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// Constructor / destructor / create / destroy
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// ====================================================================================================================
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TComPicSym::TComPicSym()
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:m_frameWidthInCtus(0)
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,m_frameHeightInCtus(0)
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,m_uiMaxCUWidth(0)
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,m_uiMaxCUHeight(0)
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,m_uiMinCUWidth(0)
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,m_uiMinCUHeight(0)
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,m_uhTotalDepth(0)
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,m_numPartitionsInCtu(0)
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,m_numPartInCtuWidth(0)
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,m_numPartInCtuHeight(0)
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,m_numCtusInFrame(0)
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,m_apcTComSlice(NULL)
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,m_uiNumAllocatedSlice(0)
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,m_pictureCtuArray(NULL)
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,m_numTileColumnsMinus1(0)
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,m_numTileRowsMinus1(0)
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,m_ctuTsToRsAddrMap(NULL)
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,m_puiTileIdxMap(NULL)
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,m_ctuRsToTsAddrMap(NULL)
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,m_saoBlkParams(NULL)
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{}
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Void TComPicSym::create ( ChromaFormat chromaFormatIDC, Int iPicWidth, Int iPicHeight, UInt uiMaxWidth, UInt uiMaxHeight, UInt uiMaxDepth )
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{
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UInt i;
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m_uhTotalDepth = uiMaxDepth;
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m_numPartitionsInCtu = 1<<(m_uhTotalDepth<<1);
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m_uiMaxCUWidth = uiMaxWidth;
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m_uiMaxCUHeight = uiMaxHeight;
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m_uiMinCUWidth = uiMaxWidth >> m_uhTotalDepth;
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m_uiMinCUHeight = uiMaxHeight >> m_uhTotalDepth;
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m_numPartInCtuWidth = m_uiMaxCUWidth / m_uiMinCUWidth; // equivalent to 1<<m_uhTotalDepth
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m_numPartInCtuHeight = m_uiMaxCUHeight / m_uiMinCUHeight; // equivalent to 1<<m_uhTotalDepth
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m_frameWidthInCtus = ( iPicWidth %m_uiMaxCUWidth ) ? iPicWidth /m_uiMaxCUWidth + 1 : iPicWidth /m_uiMaxCUWidth;
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m_frameHeightInCtus = ( iPicHeight%m_uiMaxCUHeight ) ? iPicHeight/m_uiMaxCUHeight + 1 : iPicHeight/m_uiMaxCUHeight;
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m_numCtusInFrame = m_frameWidthInCtus * m_frameHeightInCtus;
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m_pictureCtuArray = new TComDataCU*[m_numCtusInFrame];
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if (m_uiNumAllocatedSlice>0)
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{
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for ( i=0; i<m_uiNumAllocatedSlice ; i++ )
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{
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delete m_apcTComSlice[i];
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}
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delete [] m_apcTComSlice;
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}
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m_apcTComSlice = new TComSlice*[m_numCtusInFrame];
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m_apcTComSlice[0] = new TComSlice;
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m_uiNumAllocatedSlice = 1;
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for ( i=0; i<m_numCtusInFrame ; i++ )
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{
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m_pictureCtuArray[i] = new TComDataCU;
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m_pictureCtuArray[i]->create( chromaFormatIDC, m_numPartitionsInCtu, m_uiMaxCUWidth, m_uiMaxCUHeight, false, m_uiMaxCUWidth >> m_uhTotalDepth
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#if ADAPTIVE_QP_SELECTION
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, true
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#endif
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);
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}
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m_ctuTsToRsAddrMap = new UInt[m_numCtusInFrame+1];
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m_puiTileIdxMap = new UInt[m_numCtusInFrame];
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m_ctuRsToTsAddrMap = new UInt[m_numCtusInFrame+1];
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for( i=0; i<m_numCtusInFrame; i++ )
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{
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m_ctuTsToRsAddrMap[i] = i;
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m_ctuRsToTsAddrMap[i] = i;
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}
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m_saoBlkParams = new SAOBlkParam[m_numCtusInFrame];
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}
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Void TComPicSym::destroy()
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{
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if (m_uiNumAllocatedSlice>0)
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{
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for (Int i = 0; i<m_uiNumAllocatedSlice ; i++ )
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{
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delete m_apcTComSlice[i];
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}
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delete [] m_apcTComSlice;
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}
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m_apcTComSlice = NULL;
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for (Int i = 0; i < m_numCtusInFrame; i++)
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{
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m_pictureCtuArray[i]->destroy();
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delete m_pictureCtuArray[i];
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m_pictureCtuArray[i] = NULL;
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}
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delete [] m_pictureCtuArray;
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m_pictureCtuArray = NULL;
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delete [] m_ctuTsToRsAddrMap;
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m_ctuTsToRsAddrMap = NULL;
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delete [] m_puiTileIdxMap;
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m_puiTileIdxMap = NULL;
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delete [] m_ctuRsToTsAddrMap;
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m_ctuRsToTsAddrMap = NULL;
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if(m_saoBlkParams)
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{
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delete[] m_saoBlkParams; m_saoBlkParams = NULL;
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}
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}
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Void TComPicSym::allocateNewSlice()
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{
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assert ((m_uiNumAllocatedSlice + 1) <= m_numCtusInFrame);
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m_apcTComSlice[m_uiNumAllocatedSlice ++] = new TComSlice;
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if (m_uiNumAllocatedSlice>=2)
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{
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m_apcTComSlice[m_uiNumAllocatedSlice-1]->copySliceInfo( m_apcTComSlice[m_uiNumAllocatedSlice-2] );
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m_apcTComSlice[m_uiNumAllocatedSlice-1]->initSlice();
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}
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}
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Void TComPicSym::clearSliceBuffer()
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{
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UInt i;
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for (i = 1; i < m_uiNumAllocatedSlice; i++)
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{
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delete m_apcTComSlice[i];
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}
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m_uiNumAllocatedSlice = 1;
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}
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Void TComPicSym::initCtuTsRsAddrMaps()
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{
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//generate the Coding Order Map and Inverse Coding Order Map
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for(Int ctuTsAddr=0, ctuRsAddr=0; ctuTsAddr<getNumberOfCtusInFrame(); ctuTsAddr++, ctuRsAddr = xCalculateNextCtuRSAddr(ctuRsAddr))
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{
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setCtuTsToRsAddrMap(ctuTsAddr, ctuRsAddr);
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setCtuRsToTsAddrMap(ctuRsAddr, ctuTsAddr);
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}
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setCtuTsToRsAddrMap(getNumberOfCtusInFrame(), getNumberOfCtusInFrame());
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setCtuRsToTsAddrMap(getNumberOfCtusInFrame(), getNumberOfCtusInFrame());
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}
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Void TComPicSym::initTiles(TComPPS *pps)
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{
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//set NumColumnsMinus1 and NumRowsMinus1
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setNumTileColumnsMinus1( pps->getNumTileColumnsMinus1() );
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setNumTileRowsMinus1( pps->getNumTileRowsMinus1() );
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const Int numCols = pps->getNumTileColumnsMinus1() + 1;
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const Int numRows = pps->getNumTileRowsMinus1() + 1;
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const Int numTiles = numRows * numCols;
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// allocate memory for tile parameters
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m_tileParameters.resize(numTiles);
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if( pps->getTileUniformSpacingFlag() )
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{
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//set width and height for each (uniform) tile
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for(Int row=0; row < numRows; row++)
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{
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for(Int col=0; col < numCols; col++)
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{
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const Int tileIdx = row * numCols + col;
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m_tileParameters[tileIdx].setTileWidthInCtus( (col+1)*getFrameWidthInCtus( )/numCols - (col*getFrameWidthInCtus( ))/numCols );
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m_tileParameters[tileIdx].setTileHeightInCtus( (row+1)*getFrameHeightInCtus()/numRows - (row*getFrameHeightInCtus())/numRows );
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}
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}
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}
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else
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{
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//set the width for each tile
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for(Int row=0; row < numRows; row++)
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{
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Int cumulativeTileWidth = 0;
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for(Int col=0; col < getNumTileColumnsMinus1(); col++)
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{
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m_tileParameters[row * numCols + col].setTileWidthInCtus( pps->getTileColumnWidth(col) );
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cumulativeTileWidth += pps->getTileColumnWidth(col);
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}
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m_tileParameters[row * numCols + getNumTileColumnsMinus1()].setTileWidthInCtus( getFrameWidthInCtus()-cumulativeTileWidth );
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}
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//set the height for each tile
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for(Int col=0; col < numCols; col++)
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{
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Int cumulativeTileHeight = 0;
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for(Int row=0; row < getNumTileRowsMinus1(); row++)
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{
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m_tileParameters[row * numCols + col].setTileHeightInCtus( pps->getTileRowHeight(row) );
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cumulativeTileHeight += pps->getTileRowHeight(row);
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}
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m_tileParameters[getNumTileRowsMinus1() * numCols + col].setTileHeightInCtus( getFrameHeightInCtus()-cumulativeTileHeight );
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}
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}
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#if TILE_SIZE_CHECK
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Int minWidth = 1;
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Int minHeight = 1;
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const Int profileIdc = pps->getSPS()->getPTL()->getGeneralPTL()->getProfileIdc();
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if ( profileIdc == Profile::MAIN || profileIdc == Profile::MAIN10) //TODO: add more profiles to the tile-size check...
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{
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if (pps->getTilesEnabledFlag())
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{
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minHeight = 64 / g_uiMaxCUHeight;
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minWidth = 256 / g_uiMaxCUWidth;
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}
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}
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for(Int row=0; row < numRows; row++)
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{
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for(Int col=0; col < numCols; col++)
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{
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const Int tileIdx = row * numCols + col;
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assert (m_tileParameters[tileIdx].getTileWidthInCtus() >= minWidth);
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assert (m_tileParameters[tileIdx].getTileHeightInCtus() >= minHeight);
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}
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}
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#endif
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//initialize each tile of the current picture
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for( Int row=0; row < numRows; row++ )
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{
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for( Int col=0; col < numCols; col++ )
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{
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const Int tileIdx = row * numCols + col;
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//initialize the RightEdgePosInCU for each tile
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Int rightEdgePosInCTU = 0;
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for( Int i=0; i <= col; i++ )
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{
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rightEdgePosInCTU += m_tileParameters[row * numCols + i].getTileWidthInCtus();
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}
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m_tileParameters[tileIdx].setRightEdgePosInCtus(rightEdgePosInCTU-1);
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//initialize the BottomEdgePosInCU for each tile
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Int bottomEdgePosInCTU = 0;
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for( Int i=0; i <= row; i++ )
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{
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bottomEdgePosInCTU += m_tileParameters[i * numCols + col].getTileHeightInCtus();
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}
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m_tileParameters[tileIdx].setBottomEdgePosInCtus(bottomEdgePosInCTU-1);
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//initialize the FirstCUAddr for each tile
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m_tileParameters[tileIdx].setFirstCtuRsAddr( (m_tileParameters[tileIdx].getBottomEdgePosInCtus() - m_tileParameters[tileIdx].getTileHeightInCtus() + 1) * getFrameWidthInCtus() +
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m_tileParameters[tileIdx].getRightEdgePosInCtus() - m_tileParameters[tileIdx].getTileWidthInCtus() + 1);
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}
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}
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Int columnIdx = 0;
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Int rowIdx = 0;
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//initialize the TileIdxMap
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for( Int i=0; i<m_numCtusInFrame; i++)
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{
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for( Int col=0; col < numCols; col++)
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{
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if(i % getFrameWidthInCtus() <= m_tileParameters[col].getRightEdgePosInCtus())
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{
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columnIdx = col;
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break;
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}
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}
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for(Int row=0; row < numRows; row++)
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{
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if(i / getFrameWidthInCtus() <= m_tileParameters[row*numCols].getBottomEdgePosInCtus())
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{
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rowIdx = row;
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break;
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}
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}
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m_puiTileIdxMap[i] = rowIdx * numCols + columnIdx;
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}
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}
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UInt TComPicSym::xCalculateNextCtuRSAddr( UInt currCtuRsAddr )
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{
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UInt nextCtuRsAddr;
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//get the tile index for the current CTU
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const UInt uiTileIdx = getTileIdxMap(currCtuRsAddr);
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//get the raster scan address for the next CTU
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if( currCtuRsAddr % m_frameWidthInCtus == getTComTile(uiTileIdx)->getRightEdgePosInCtus() && currCtuRsAddr / m_frameWidthInCtus == getTComTile(uiTileIdx)->getBottomEdgePosInCtus() )
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//the current CTU is the last CTU of the tile
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{
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if(uiTileIdx+1 == getNumTiles())
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{
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nextCtuRsAddr = m_numCtusInFrame;
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}
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else
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{
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nextCtuRsAddr = getTComTile(uiTileIdx+1)->getFirstCtuRsAddr();
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}
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}
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else //the current CTU is not the last CTU of the tile
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{
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if( currCtuRsAddr % m_frameWidthInCtus == getTComTile(uiTileIdx)->getRightEdgePosInCtus() ) //the current CTU is on the rightmost edge of the tile
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{
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nextCtuRsAddr = currCtuRsAddr + m_frameWidthInCtus - getTComTile(uiTileIdx)->getTileWidthInCtus() + 1;
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}
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else
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{
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nextCtuRsAddr = currCtuRsAddr + 1;
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}
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}
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return nextCtuRsAddr;
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}
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Void TComPicSym::deriveLoopFilterBoundaryAvailibility(Int ctuRsAddr,
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Bool& isLeftAvail,
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Bool& isRightAvail,
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Bool& isAboveAvail,
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Bool& isBelowAvail,
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Bool& isAboveLeftAvail,
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Bool& isAboveRightAvail,
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Bool& isBelowLeftAvail,
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Bool& isBelowRightAvail
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)
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{
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isLeftAvail = (ctuRsAddr % m_frameWidthInCtus != 0);
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isRightAvail = (ctuRsAddr % m_frameWidthInCtus != m_frameWidthInCtus-1);
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isAboveAvail = (ctuRsAddr >= m_frameWidthInCtus );
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isBelowAvail = (ctuRsAddr < m_numCtusInFrame - m_frameWidthInCtus);
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isAboveLeftAvail = (isAboveAvail && isLeftAvail);
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isAboveRightAvail= (isAboveAvail && isRightAvail);
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isBelowLeftAvail = (isBelowAvail && isLeftAvail);
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isBelowRightAvail= (isBelowAvail && isRightAvail);
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Bool isLoopFiltAcrossTilePPS = getCtu(ctuRsAddr)->getSlice()->getPPS()->getLoopFilterAcrossTilesEnabledFlag();
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{
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TComDataCU* ctuCurr = getCtu(ctuRsAddr);
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TComDataCU* ctuLeft = isLeftAvail ?getCtu(ctuRsAddr-1):NULL;
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TComDataCU* ctuRight = isRightAvail?getCtu(ctuRsAddr+1):NULL;
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TComDataCU* ctuAbove = isAboveAvail?getCtu(ctuRsAddr-m_frameWidthInCtus):NULL;
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TComDataCU* ctuBelow = isBelowAvail?getCtu(ctuRsAddr+m_frameWidthInCtus):NULL;
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TComDataCU* ctuAboveLeft = isAboveLeftAvail ? getCtu(ctuRsAddr-m_frameWidthInCtus-1):NULL;
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TComDataCU* ctuAboveRight = isAboveRightAvail? getCtu(ctuRsAddr-m_frameWidthInCtus+1):NULL;
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TComDataCU* ctuBelowLeft = isBelowLeftAvail ? getCtu(ctuRsAddr+m_frameWidthInCtus-1):NULL;
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TComDataCU* ctuBelowRight = isBelowRightAvail? getCtu(ctuRsAddr+m_frameWidthInCtus+1):NULL;
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{
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//left
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if(ctuLeft != NULL)
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{
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isLeftAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuLeft->getSlice()->getSliceCurStartCtuTsAddr())?ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag():true;
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}
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//above
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if(ctuAbove != NULL)
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{
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isAboveAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuAbove->getSlice()->getSliceCurStartCtuTsAddr())?ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag():true;
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}
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//right
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if(ctuRight != NULL)
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{
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isRightAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuRight->getSlice()->getSliceCurStartCtuTsAddr())?ctuRight->getSlice()->getLFCrossSliceBoundaryFlag():true;
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}
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//below
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if(ctuBelow != NULL)
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{
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isBelowAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuBelow->getSlice()->getSliceCurStartCtuTsAddr())?ctuBelow->getSlice()->getLFCrossSliceBoundaryFlag():true;
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}
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//above-left
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if(ctuAboveLeft != NULL)
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{
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isAboveLeftAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuAboveLeft->getSlice()->getSliceCurStartCtuTsAddr())?ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag():true;
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}
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//below-right
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if(ctuBelowRight != NULL)
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{
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isBelowRightAvail = (ctuCurr->getSlice()->getSliceCurStartCtuTsAddr() != ctuBelowRight->getSlice()->getSliceCurStartCtuTsAddr())?ctuBelowRight->getSlice()->getLFCrossSliceBoundaryFlag():true;
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}
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//above-right
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if(ctuAboveRight != NULL)
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{
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Int curSliceStartTsAddr = ctuCurr->getSlice()->getSliceCurStartCtuTsAddr();
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Int aboveRightSliceStartTsAddr = ctuAboveRight->getSlice()->getSliceCurStartCtuTsAddr();
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isAboveRightAvail = (curSliceStartTsAddr == aboveRightSliceStartTsAddr)?(true):
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(
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(curSliceStartTsAddr > aboveRightSliceStartTsAddr)?(ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag())
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:(ctuAboveRight->getSlice()->getLFCrossSliceBoundaryFlag())
|
|
);
|
|
}
|
|
//below-left
|
|
if(ctuBelowLeft != NULL)
|
|
{
|
|
Int curSliceStartTsAddr = ctuCurr->getSlice()->getSliceCurStartCtuTsAddr();
|
|
Int belowLeftSliceStartTsAddr = ctuBelowLeft->getSlice()->getSliceCurStartCtuTsAddr();
|
|
|
|
isBelowLeftAvail = (curSliceStartTsAddr == belowLeftSliceStartTsAddr)?(true):
|
|
(
|
|
(curSliceStartTsAddr > belowLeftSliceStartTsAddr)?(ctuCurr->getSlice()->getLFCrossSliceBoundaryFlag())
|
|
:(ctuBelowLeft->getSlice()->getLFCrossSliceBoundaryFlag())
|
|
);
|
|
}
|
|
}
|
|
|
|
if(!isLoopFiltAcrossTilePPS)
|
|
{
|
|
isLeftAvail = (!isLeftAvail ) ?false:(getTileIdxMap( ctuLeft->getCtuRsAddr() ) == getTileIdxMap( ctuRsAddr ));
|
|
isAboveAvail = (!isAboveAvail ) ?false:(getTileIdxMap( ctuAbove->getCtuRsAddr() ) == getTileIdxMap( ctuRsAddr ));
|
|
isRightAvail = (!isRightAvail ) ?false:(getTileIdxMap( ctuRight->getCtuRsAddr() ) == getTileIdxMap( ctuRsAddr ));
|
|
isBelowAvail = (!isBelowAvail ) ?false:(getTileIdxMap( ctuBelow->getCtuRsAddr() ) == getTileIdxMap( ctuRsAddr ));
|
|
isAboveLeftAvail = (!isAboveLeftAvail ) ?false:(getTileIdxMap( ctuAboveLeft->getCtuRsAddr() ) == getTileIdxMap( ctuRsAddr ));
|
|
isAboveRightAvail= (!isAboveRightAvail) ?false:(getTileIdxMap( ctuAboveRight->getCtuRsAddr() ) == getTileIdxMap( ctuRsAddr ));
|
|
isBelowLeftAvail = (!isBelowLeftAvail ) ?false:(getTileIdxMap( ctuBelowLeft->getCtuRsAddr() ) == getTileIdxMap( ctuRsAddr ));
|
|
isBelowRightAvail= (!isBelowRightAvail) ?false:(getTileIdxMap( ctuBelowRight->getCtuRsAddr() ) == getTileIdxMap( ctuRsAddr ));
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
TComTile::TComTile()
|
|
: m_tileWidthInCtus (0)
|
|
, m_tileHeightInCtus (0)
|
|
, m_rightEdgePosInCtus (0)
|
|
, m_bottomEdgePosInCtus (0)
|
|
, m_firstCtuRsAddr (0)
|
|
{
|
|
}
|
|
|
|
TComTile::~TComTile()
|
|
{
|
|
}
|
|
//! \}
|