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libbpg/jctvc/TLibCommon/TComDataCU.h

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libbpg-0.9.3
2015-01-16 12:46:18 +00:00
/* The copyright in this software is being made available under the BSD
* License, included below. This software may be subject to other third party
* and contributor rights, including patent rights, and no such rights are
* granted under this license.
*
* Copyright (c) 2010-2014, ITU/ISO/IEC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of the ITU/ISO/IEC nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/** \file TComDataCU.h
\brief CU data structure (header)
\todo not all entities are documented
*/
#ifndef __TCOMDATACU__
#define __TCOMDATACU__
#include <assert.h>
// Include files
#include "CommonDef.h"
#include "TComMotionInfo.h"
#include "TComSlice.h"
#include "TComRdCost.h"
#include "TComPattern.h"
#include <algorithm>
#include <vector>
//! \ingroup TLibCommon
//! \{
class TComTU; // forward declaration
static const UInt NUM_MOST_PROBABLE_MODES=3;
// ====================================================================================================================
// Class definition
// ====================================================================================================================
/// CU data structure class
class TComDataCU
{
private:
// -------------------------------------------------------------------------------------------------------------------
// class pointers
// -------------------------------------------------------------------------------------------------------------------
TComPic* m_pcPic; ///< picture class pointer
TComSlice* m_pcSlice; ///< slice header pointer
// -------------------------------------------------------------------------------------------------------------------
// CU description
// -------------------------------------------------------------------------------------------------------------------
UInt m_ctuRsAddr; ///< CTU (also known as LCU) address in a slice (Raster-scan address, as opposed to tile-scan/encoding order).
UInt m_absZIdxInCtu; ///< absolute address in a CTU. It's Z scan order
UInt m_uiCUPelX; ///< CU position in a pixel (X)
UInt m_uiCUPelY; ///< CU position in a pixel (Y)
UInt m_uiNumPartition; ///< total number of minimum partitions in a CU
UChar* m_puhWidth; ///< array of widths
UChar* m_puhHeight; ///< array of heights
UChar* m_puhDepth; ///< array of depths
Int m_unitSize; ///< size of a "minimum partition"
// -------------------------------------------------------------------------------------------------------------------
// CU data
// -------------------------------------------------------------------------------------------------------------------
Bool* m_skipFlag; ///< array of skip flags
Char* m_pePartSize; ///< array of partition sizes
Char* m_pePredMode; ///< array of prediction modes
Char* m_crossComponentPredictionAlpha[MAX_NUM_COMPONENT]; ///< array of cross-component prediction alpha values
Bool* m_CUTransquantBypass; ///< array of cu_transquant_bypass flags
Char* m_phQP; ///< array of QP values
UChar* m_ChromaQpAdj; ///< array of chroma QP adjustments (indexed)
UInt m_codedChromaQpAdj;
UChar* m_puhTrIdx; ///< array of transform indices
UChar* m_puhTransformSkip[MAX_NUM_COMPONENT];///< array of transform skipping flags
UChar* m_puhCbf[MAX_NUM_COMPONENT]; ///< array of coded block flags (CBF)
TComCUMvField m_acCUMvField[NUM_REF_PIC_LIST_01]; ///< array of motion vectors.
TCoeff* m_pcTrCoeff[MAX_NUM_COMPONENT]; ///< array of transform coefficient buffers (0->Y, 1->Cb, 2->Cr)
#if ADAPTIVE_QP_SELECTION
TCoeff* m_pcArlCoeff[MAX_NUM_COMPONENT]; // ARL coefficient buffer (0->Y, 1->Cb, 2->Cr)
static TCoeff* m_pcGlbArlCoeff[MAX_NUM_COMPONENT]; // global ARL buffer
Bool m_ArlCoeffIsAliasedAllocation; ///< ARL coefficient buffer is an alias of the global buffer and must not be free()'d
#endif
Pel* m_pcIPCMSample[MAX_NUM_COMPONENT]; ///< PCM sample buffer (0->Y, 1->Cb, 2->Cr)
// -------------------------------------------------------------------------------------------------------------------
// neighbour access variables
// -------------------------------------------------------------------------------------------------------------------
TComDataCU* m_pCtuAboveLeft; ///< pointer of above-left CTU.
TComDataCU* m_pCtuAboveRight; ///< pointer of above-right CTU.
TComDataCU* m_pCtuAbove; ///< pointer of above CTU.
TComDataCU* m_pCtuLeft; ///< pointer of left CTU
TComDataCU* m_apcCUColocated[NUM_REF_PIC_LIST_01]; ///< pointer of temporally colocated CU's for both directions
TComMvField m_cMvFieldA; ///< motion vector of position A
TComMvField m_cMvFieldB; ///< motion vector of position B
TComMvField m_cMvFieldC; ///< motion vector of position C
TComMv m_cMvPred; ///< motion vector predictor
// -------------------------------------------------------------------------------------------------------------------
// coding tool information
// -------------------------------------------------------------------------------------------------------------------
Bool* m_pbMergeFlag; ///< array of merge flags
UChar* m_puhMergeIndex; ///< array of merge candidate indices
#if AMP_MRG
Bool m_bIsMergeAMP;
#endif
UChar* m_puhIntraDir[MAX_NUM_CHANNEL_TYPE]; // 0-> Luma, 1-> Chroma
UChar* m_puhInterDir; ///< array of inter directions
Char* m_apiMVPIdx[NUM_REF_PIC_LIST_01]; ///< array of motion vector predictor candidates
Char* m_apiMVPNum[NUM_REF_PIC_LIST_01]; ///< array of number of possible motion vectors predictors
Bool* m_pbIPCMFlag; ///< array of intra_pcm flags
// -------------------------------------------------------------------------------------------------------------------
// misc. variables
// -------------------------------------------------------------------------------------------------------------------
Bool m_bDecSubCu; ///< indicates decoder-mode
Double m_dTotalCost; ///< sum of partition RD costs
Distortion m_uiTotalDistortion; ///< sum of partition distortion
UInt m_uiTotalBits; ///< sum of partition bits
UInt m_uiTotalBins; ///< sum of partition bins
Char m_codedQP;
UChar* m_explicitRdpcmMode[MAX_NUM_COMPONENT]; ///< Stores the explicit RDPCM mode for all TUs belonging to this CU
protected:
/// add possible motion vector predictor candidates
Bool xAddMVPCand ( AMVPInfo* pInfo, RefPicList eRefPicList, Int iRefIdx, UInt uiPartUnitIdx, MVP_DIR eDir );
Bool xAddMVPCandOrder ( AMVPInfo* pInfo, RefPicList eRefPicList, Int iRefIdx, UInt uiPartUnitIdx, MVP_DIR eDir );
Void deriveRightBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxRB );
Bool xGetColMVP( RefPicList eRefPicList, Int ctuRsAddr, Int uiPartUnitIdx, TComMv& rcMv, Int& riRefIdx );
/// compute required bits to encode MVD (used in AMVP)
UInt xGetMvdBits ( TComMv cMvd );
UInt xGetComponentBits ( Int iVal );
/// compute scaling factor from POC difference
Int xGetDistScaleFactor ( Int iCurrPOC, Int iCurrRefPOC, Int iColPOC, Int iColRefPOC );
Void xDeriveCenterIdx( UInt uiPartIdx, UInt& ruiPartIdxCenter );
public:
TComDataCU();
virtual ~TComDataCU();
// -------------------------------------------------------------------------------------------------------------------
// create / destroy / initialize / copy
// -------------------------------------------------------------------------------------------------------------------
Void create ( ChromaFormat chromaFormatIDC, UInt uiNumPartition, UInt uiWidth, UInt uiHeight, Bool bDecSubCu, Int unitSize
#if ADAPTIVE_QP_SELECTION
, Bool bGlobalRMARLBuffer = false
#endif
);
Void destroy ();
Void initCtu ( TComPic* pcPic, UInt ctuRsAddr );
Void initEstData ( const UInt uiDepth, const Int qp, const Bool bTransquantBypass );
Void initSubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth, Int qp );
Void setOutsideCUPart ( UInt uiAbsPartIdx, UInt uiDepth );
Void copySubCU ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth );
Void copyInterPredInfoFrom ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList );
Void copyPartFrom ( TComDataCU* pcCU, UInt uiPartUnitIdx, UInt uiDepth );
Void copyToPic ( UChar uiDepth );
Void copyToPic ( UChar uiDepth, UInt uiPartIdx, UInt uiPartDepth );
// -------------------------------------------------------------------------------------------------------------------
// member functions for CU description
// -------------------------------------------------------------------------------------------------------------------
TComPic* getPic () { return m_pcPic; }
const TComPic* getPic () const { return m_pcPic; }
TComSlice* getSlice () { return m_pcSlice; }
const TComSlice* getSlice () const { return m_pcSlice; }
UInt& getCtuRsAddr () { return m_ctuRsAddr; }
UInt getCtuRsAddr () const { return m_ctuRsAddr; }
UInt getZorderIdxInCtu () const { return m_absZIdxInCtu; }
UInt getCUPelX () const { return m_uiCUPelX; }
UInt getCUPelY () const { return m_uiCUPelY; }
UChar* getDepth () { return m_puhDepth; }
UChar getDepth ( UInt uiIdx ) const { return m_puhDepth[uiIdx]; }
Void setDepth ( UInt uiIdx, UChar uh ) { m_puhDepth[uiIdx] = uh; }
Void setDepthSubParts ( UInt uiDepth, UInt uiAbsPartIdx );
// -------------------------------------------------------------------------------------------------------------------
// member functions for CU data
// -------------------------------------------------------------------------------------------------------------------
Char* getPartitionSize () { return m_pePartSize; }
PartSize getPartitionSize ( UInt uiIdx ) { return static_cast<PartSize>( m_pePartSize[uiIdx] ); }
Void setPartitionSize ( UInt uiIdx, PartSize uh){ m_pePartSize[uiIdx] = uh; }
Void setPartSizeSubParts ( PartSize eMode, UInt uiAbsPartIdx, UInt uiDepth );
Void setCUTransquantBypassSubParts( Bool flag, UInt uiAbsPartIdx, UInt uiDepth );
Bool* getSkipFlag () { return m_skipFlag; }
Bool getSkipFlag (UInt idx) { return m_skipFlag[idx]; }
Void setSkipFlag ( UInt idx, Bool skip) { m_skipFlag[idx] = skip; }
Void setSkipFlagSubParts ( Bool skip, UInt absPartIdx, UInt depth );
Char* getPredictionMode () { return m_pePredMode; }
PredMode getPredictionMode ( UInt uiIdx ) { return static_cast<PredMode>( m_pePredMode[uiIdx] ); }
Void setPredictionMode ( UInt uiIdx, PredMode uh){ m_pePredMode[uiIdx] = uh; }
Void setPredModeSubParts ( PredMode eMode, UInt uiAbsPartIdx, UInt uiDepth );
Char* getCrossComponentPredictionAlpha( ComponentID compID ) { return m_crossComponentPredictionAlpha[compID]; }
Char getCrossComponentPredictionAlpha( UInt uiIdx, ComponentID compID ) { return m_crossComponentPredictionAlpha[compID][uiIdx]; }
Bool* getCUTransquantBypass () { return m_CUTransquantBypass; }
Bool getCUTransquantBypass( UInt uiIdx ) { return m_CUTransquantBypass[uiIdx]; }
UChar* getWidth () { return m_puhWidth; }
UChar getWidth ( UInt uiIdx ) { return m_puhWidth[uiIdx]; }
Void setWidth ( UInt uiIdx, UChar uh ) { m_puhWidth[uiIdx] = uh; }
UChar* getHeight () { return m_puhHeight; }
UChar getHeight ( UInt uiIdx ) { return m_puhHeight[uiIdx]; }
Void setHeight ( UInt uiIdx, UChar uh ) { m_puhHeight[uiIdx] = uh; }
Void setSizeSubParts ( UInt uiWidth, UInt uiHeight, UInt uiAbsPartIdx, UInt uiDepth );
Char* getQP () { return m_phQP; }
Char getQP ( UInt uiIdx ) const { return m_phQP[uiIdx]; }
Void setQP ( UInt uiIdx, Char value ){ m_phQP[uiIdx] = value; }
Void setQPSubParts ( Int qp, UInt uiAbsPartIdx, UInt uiDepth );
Int getLastValidPartIdx ( Int iAbsPartIdx );
Char getLastCodedQP ( UInt uiAbsPartIdx );
Void setQPSubCUs ( Int qp, UInt absPartIdx, UInt depth, Bool &foundNonZeroCbf );
Void setCodedQP ( Char qp ) { m_codedQP = qp; }
Char getCodedQP () { return m_codedQP; }
UChar* getChromaQpAdj () { return m_ChromaQpAdj; }
UChar getChromaQpAdj (Int idx) const { return m_ChromaQpAdj[idx]; }
Void setChromaQpAdj (Int idx, UChar val) { m_ChromaQpAdj[idx] = val; }
Void setChromaQpAdjSubParts( UChar val, Int absPartIdx, Int depth );
Void setCodedChromaQpAdj ( Char qp ) { m_codedChromaQpAdj = qp; }
Char getCodedChromaQpAdj () { return m_codedChromaQpAdj; }
Bool isLosslessCoded ( UInt absPartIdx );
UChar* getTransformIdx () { return m_puhTrIdx; }
UChar getTransformIdx ( UInt uiIdx ) { return m_puhTrIdx[uiIdx]; }
Void setTrIdxSubParts ( UInt uiTrIdx, UInt uiAbsPartIdx, UInt uiDepth );
UChar* getTransformSkip ( ComponentID compID ) { return m_puhTransformSkip[compID];}
UChar getTransformSkip ( UInt uiIdx, ComponentID compID) { return m_puhTransformSkip[compID][uiIdx];}
Void setTransformSkipSubParts ( UInt useTransformSkip, ComponentID compID, UInt uiAbsPartIdx, UInt uiDepth);
Void setTransformSkipSubParts ( const UInt useTransformSkip[MAX_NUM_COMPONENT], UInt uiAbsPartIdx, UInt uiDepth );
UChar* getExplicitRdpcmMode ( ComponentID component ) { return m_explicitRdpcmMode[component]; }
UChar getExplicitRdpcmMode ( ComponentID component, UInt partIdx ) {return m_explicitRdpcmMode[component][partIdx]; }
Void setExplicitRdpcmModePartRange ( UInt rdpcmMode, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
Bool isRDPCMEnabled ( UInt uiAbsPartIdx ) { return getSlice()->getSPS()->getUseResidualDPCM(isIntra(uiAbsPartIdx) ? RDPCM_SIGNAL_IMPLICIT : RDPCM_SIGNAL_EXPLICIT); }
Void setCrossComponentPredictionAlphaPartRange ( Char alphaValue, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
Void setTransformSkipPartRange ( UInt useTransformSkip, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
UInt getQuadtreeTULog2MinSizeInCU( UInt uiIdx );
TComCUMvField* getCUMvField ( RefPicList e ) { return &m_acCUMvField[e]; }
TCoeff* getCoeff (ComponentID component) { return m_pcTrCoeff[component]; }
#if ADAPTIVE_QP_SELECTION
TCoeff* getArlCoeff ( ComponentID component ) { return m_pcArlCoeff[component]; }
#endif
Pel* getPCMSample ( ComponentID component ) { return m_pcIPCMSample[component]; }
UChar getCbf ( UInt uiIdx, ComponentID eType ) { return m_puhCbf[eType][uiIdx]; }
UChar* getCbf ( ComponentID eType ) { return m_puhCbf[eType]; }
UChar getCbf ( UInt uiIdx, ComponentID eType, UInt uiTrDepth ) { return ( ( getCbf( uiIdx, eType ) >> uiTrDepth ) & 0x1 ); }
Void setCbf ( UInt uiIdx, ComponentID eType, UChar uh ) { m_puhCbf[eType][uiIdx] = uh; }
Void clearCbf ( UInt uiIdx, ComponentID eType, UInt uiNumParts );
UChar getQtRootCbf ( UInt uiIdx );
Void setCbfSubParts ( const UInt uiCbf[MAX_NUM_COMPONENT], UInt uiAbsPartIdx, UInt uiDepth );
Void setCbfSubParts ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiDepth );
Void setCbfSubParts ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
Void setCbfPartRange ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
Void bitwiseOrCbfPartRange ( UInt uiCbf, ComponentID compID, UInt uiAbsPartIdx, UInt uiCoveredPartIdxes );
// -------------------------------------------------------------------------------------------------------------------
// member functions for coding tool information
// -------------------------------------------------------------------------------------------------------------------
Bool* getMergeFlag () { return m_pbMergeFlag; }
Bool getMergeFlag ( UInt uiIdx ) { return m_pbMergeFlag[uiIdx]; }
Void setMergeFlag ( UInt uiIdx, Bool b ) { m_pbMergeFlag[uiIdx] = b; }
Void setMergeFlagSubParts ( Bool bMergeFlag, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
UChar* getMergeIndex () { return m_puhMergeIndex; }
UChar getMergeIndex ( UInt uiIdx ) { return m_puhMergeIndex[uiIdx]; }
Void setMergeIndex ( UInt uiIdx, UInt uiMergeIndex ) { m_puhMergeIndex[uiIdx] = uiMergeIndex; }
Void setMergeIndexSubParts ( UInt uiMergeIndex, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
template <typename T>
Void setSubPart ( T bParameter, T* pbBaseCtu, UInt uiCUAddr, UInt uiCUDepth, UInt uiPUIdx );
#if AMP_MRG
Void setMergeAMP( Bool b ) { m_bIsMergeAMP = b; }
Bool getMergeAMP( ) { return m_bIsMergeAMP; }
#endif
UChar* getIntraDir ( const ChannelType channelType ) const { return m_puhIntraDir[channelType]; }
UChar getIntraDir ( const ChannelType channelType, const UInt uiIdx ) const { return m_puhIntraDir[channelType][uiIdx]; }
Void setIntraDirSubParts ( const ChannelType channelType,
const UInt uiDir,
const UInt uiAbsPartIdx,
const UInt uiDepth );
UChar* getInterDir () { return m_puhInterDir; }
UChar getInterDir ( UInt uiIdx ) { return m_puhInterDir[uiIdx]; }
Void setInterDir ( UInt uiIdx, UChar uh ) { m_puhInterDir[uiIdx] = uh; }
Void setInterDirSubParts ( UInt uiDir, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
Bool* getIPCMFlag () { return m_pbIPCMFlag; }
Bool getIPCMFlag (UInt uiIdx ) { return m_pbIPCMFlag[uiIdx]; }
Void setIPCMFlag (UInt uiIdx, Bool b ) { m_pbIPCMFlag[uiIdx] = b; }
Void setIPCMFlagSubParts (Bool bIpcmFlag, UInt uiAbsPartIdx, UInt uiDepth);
// -------------------------------------------------------------------------------------------------------------------
// member functions for accessing partition information
// -------------------------------------------------------------------------------------------------------------------
Void getPartIndexAndSize ( UInt uiPartIdx, UInt& ruiPartAddr, Int& riWidth, Int& riHeight );
UChar getNumPartitions ( const UInt uiAbsPartIdx = 0 );
Bool isFirstAbsZorderIdxInDepth (UInt uiAbsPartIdx, UInt uiDepth);
// -------------------------------------------------------------------------------------------------------------------
// member functions for motion vector
// -------------------------------------------------------------------------------------------------------------------
Void getMvField ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefPicList, TComMvField& rcMvField );
Void fillMvpCand ( UInt uiPartIdx, UInt uiPartAddr, RefPicList eRefPicList, Int iRefIdx, AMVPInfo* pInfo );
Bool isDiffMER ( Int xN, Int yN, Int xP, Int yP);
Void getPartPosition ( UInt partIdx, Int& xP, Int& yP, Int& nPSW, Int& nPSH);
Void setMVPIdx ( RefPicList eRefPicList, UInt uiIdx, Int iMVPIdx) { m_apiMVPIdx[eRefPicList][uiIdx] = iMVPIdx; }
Int getMVPIdx ( RefPicList eRefPicList, UInt uiIdx) { return m_apiMVPIdx[eRefPicList][uiIdx]; }
Char* getMVPIdx ( RefPicList eRefPicList ) { return m_apiMVPIdx[eRefPicList]; }
Void setMVPNum ( RefPicList eRefPicList, UInt uiIdx, Int iMVPNum ) { m_apiMVPNum[eRefPicList][uiIdx] = iMVPNum; }
Int getMVPNum ( RefPicList eRefPicList, UInt uiIdx ) { return m_apiMVPNum[eRefPicList][uiIdx]; }
Char* getMVPNum ( RefPicList eRefPicList ) { return m_apiMVPNum[eRefPicList]; }
Void setMVPIdxSubParts ( Int iMVPIdx, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
Void setMVPNumSubParts ( Int iMVPNum, RefPicList eRefPicList, UInt uiAbsPartIdx, UInt uiPartIdx, UInt uiDepth );
Void clipMv ( TComMv& rcMv );
Void getMvPredLeft ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldA.getMv(); }
Void getMvPredAbove ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldB.getMv(); }
Void getMvPredAboveRight ( TComMv& rcMvPred ) { rcMvPred = m_cMvFieldC.getMv(); }
Void compressMV ();
// -------------------------------------------------------------------------------------------------------------------
// utility functions for neighbouring information
// -------------------------------------------------------------------------------------------------------------------
TComDataCU* getCtuLeft () { return m_pCtuLeft; }
TComDataCU* getCtuAbove () { return m_pCtuAbove; }
TComDataCU* getCtuAboveLeft () { return m_pCtuAboveLeft; }
TComDataCU* getCtuAboveRight () { return m_pCtuAboveRight; }
TComDataCU* getCUColocated ( RefPicList eRefPicList ) { return m_apcCUColocated[eRefPicList]; }
Bool CUIsFromSameSlice ( const TComDataCU *pCU /* Can be NULL */) const { return ( pCU!=NULL && pCU->getSlice()->getSliceCurStartCtuTsAddr() == getSlice()->getSliceCurStartCtuTsAddr() ); }
Bool CUIsFromSameTile ( const TComDataCU *pCU /* Can be NULL */) const;
Bool CUIsFromSameSliceAndTile ( const TComDataCU *pCU /* Can be NULL */) const;
Bool CUIsFromSameSliceTileAndWavefrontRow( const TComDataCU *pCU /* Can be NULL */) const;
Bool isLastSubCUOfCtu(const UInt absPartIdx);
TComDataCU* getPULeft ( UInt& uiLPartUnitIdx,
UInt uiCurrPartUnitIdx,
Bool bEnforceSliceRestriction=true,
Bool bEnforceTileRestriction=true );
TComDataCU* getPUAbove ( UInt& uiAPartUnitIdx,
UInt uiCurrPartUnitIdx,
Bool bEnforceSliceRestriction=true,
Bool planarAtCTUBoundary = false,
Bool bEnforceTileRestriction=true );
TComDataCU* getPUAboveLeft ( UInt& uiALPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true );
TComDataCU* getPUAboveRight ( UInt& uiARPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true );
TComDataCU* getPUBelowLeft ( UInt& uiBLPartUnitIdx, UInt uiCurrPartUnitIdx, Bool bEnforceSliceRestriction=true );
TComDataCU* getQpMinCuLeft ( UInt& uiLPartUnitIdx , UInt uiCurrAbsIdxInCtu );
TComDataCU* getQpMinCuAbove ( UInt& uiAPartUnitIdx , UInt uiCurrAbsIdxInCtu );
Char getRefQP ( UInt uiCurrAbsIdxInCtu );
TComDataCU* getPUAboveRightAdi ( UInt& uiARPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true );
TComDataCU* getPUBelowLeftAdi ( UInt& uiBLPartUnitIdx, UInt uiCurrPartUnitIdx, UInt uiPartUnitOffset = 1, Bool bEnforceSliceRestriction=true );
Void deriveLeftRightTopIdx ( UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT );
Void deriveLeftBottomIdx ( UInt uiPartIdx, UInt& ruiPartIdxLB );
Void deriveLeftRightTopIdxAdi ( UInt& ruiPartIdxLT, UInt& ruiPartIdxRT, UInt uiPartOffset, UInt uiPartDepth );
Void deriveLeftBottomIdxAdi ( UInt& ruiPartIdxLB, UInt uiPartOffset, UInt uiPartDepth ); // NOTE: Unused function.
Bool hasEqualMotion ( UInt uiAbsPartIdx, TComDataCU* pcCandCU, UInt uiCandAbsPartIdx );
Void getInterMergeCandidates ( UInt uiAbsPartIdx, UInt uiPUIdx, TComMvField* pcMFieldNeighbours, UChar* puhInterDirNeighbours, Int& numValidMergeCand, Int mrgCandIdx = -1 );
Void deriveLeftRightTopIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLT, UInt& ruiPartIdxRT );
Void deriveLeftBottomIdxGeneral ( UInt uiAbsPartIdx, UInt uiPartIdx, UInt& ruiPartIdxLB );
// -------------------------------------------------------------------------------------------------------------------
// member functions for modes
// -------------------------------------------------------------------------------------------------------------------
Bool isIntra ( UInt uiPartIdx ) const { return m_pePredMode[ uiPartIdx ] == MODE_INTRA; }
Bool isInter ( UInt uiPartIdx ) const { return m_pePredMode[ uiPartIdx ] == MODE_INTER; }
Bool isSkipped ( UInt uiPartIdx ); ///< SKIP (no residual)
Bool isBipredRestriction( UInt puIdx );
// -------------------------------------------------------------------------------------------------------------------
// member functions for symbol prediction (most probable / mode conversion)
// -------------------------------------------------------------------------------------------------------------------
UInt getIntraSizeIdx ( UInt uiAbsPartIdx );
Void getAllowedChromaDir ( UInt uiAbsPartIdx, UInt* uiModeList );
Int getIntraDirPredictor ( UInt uiAbsPartIdx, Int uiIntraDirPred[NUM_MOST_PROBABLE_MODES], const ComponentID compID, Int* piMode = NULL );
// -------------------------------------------------------------------------------------------------------------------
// member functions for SBAC context
// -------------------------------------------------------------------------------------------------------------------
UInt getCtxSplitFlag ( UInt uiAbsPartIdx, UInt uiDepth );
UInt getCtxQtCbf ( TComTU &rTu, const ChannelType chType );
UInt getCtxSkipFlag ( UInt uiAbsPartIdx );
UInt getCtxInterDir ( UInt uiAbsPartIdx );
UInt& getTotalBins () { return m_uiTotalBins; }
// -------------------------------------------------------------------------------------------------------------------
// member functions for RD cost storage
// -------------------------------------------------------------------------------------------------------------------
Double& getTotalCost() { return m_dTotalCost; }
Distortion& getTotalDistortion() { return m_uiTotalDistortion; }
UInt& getTotalBits() { return m_uiTotalBits; }
UInt& getTotalNumPart() { return m_uiNumPartition; }
UInt getCoefScanIdx(const UInt uiAbsPartIdx, const UInt uiWidth, const UInt uiHeight, const ComponentID compID) const ;
};
namespace RasterAddress
{
/** Check whether 2 addresses point to the same column
* \param addrA First address in raster scan order
* \param addrB Second address in raters scan order
* \param numUnitsPerRow Number of units in a row
* \return Result of test
*/
static inline Bool isEqualCol( Int addrA, Int addrB, Int numUnitsPerRow )
{
// addrA % numUnitsPerRow == addrB % numUnitsPerRow
return (( addrA ^ addrB ) & ( numUnitsPerRow - 1 ) ) == 0;
}
/** Check whether 2 addresses point to the same row
* \param addrA First address in raster scan order
* \param addrB Second address in raters scan order
* \param numUnitsPerRow Number of units in a row
* \return Result of test
*/
static inline Bool isEqualRow( Int addrA, Int addrB, Int numUnitsPerRow )
{
// addrA / numUnitsPerRow == addrB / numUnitsPerRow
return (( addrA ^ addrB ) &~ ( numUnitsPerRow - 1 ) ) == 0;
}
/** Check whether 2 addresses point to the same row or column
* \param addrA First address in raster scan order
* \param addrB Second address in raters scan order
* \param numUnitsPerRow Number of units in a row
* \return Result of test
*/
static inline Bool isEqualRowOrCol( Int addrA, Int addrB, Int numUnitsPerRow )
{
return isEqualCol( addrA, addrB, numUnitsPerRow ) | isEqualRow( addrA, addrB, numUnitsPerRow );
}
/** Check whether one address points to the first column
* \param addr Address in raster scan order
* \param numUnitsPerRow Number of units in a row
* \return Result of test
*/
static inline Bool isZeroCol( Int addr, Int numUnitsPerRow )
{
// addr % numUnitsPerRow == 0
return ( addr & ( numUnitsPerRow - 1 ) ) == 0;
}
/** Check whether one address points to the first row
* \param addr Address in raster scan order
* \param numUnitsPerRow Number of units in a row
* \return Result of test
*/
static inline Bool isZeroRow( Int addr, Int numUnitsPerRow )
{
// addr / numUnitsPerRow == 0
return ( addr &~ ( numUnitsPerRow - 1 ) ) == 0;
}
/** Check whether one address points to a column whose index is smaller than a given value
* \param addr Address in raster scan order
* \param val Given column index value
* \param numUnitsPerRow Number of units in a row
* \return Result of test
*/
static inline Bool lessThanCol( Int addr, Int val, Int numUnitsPerRow )
{
// addr % numUnitsPerRow < val
return ( addr & ( numUnitsPerRow - 1 ) ) < val;
}
/** Check whether one address points to a row whose index is smaller than a given value
* \param addr Address in raster scan order
* \param val Given row index value
* \param numUnitsPerRow Number of units in a row
* \return Result of test
*/
static inline Bool lessThanRow( Int addr, Int val, Int numUnitsPerRow )
{
// addr / numUnitsPerRow < val
return addr < val * numUnitsPerRow;
}
}
//! \}
#endif
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