transform and quantization class More...

#include <TComTrQuant.h>

Collaboration diagram for TComTrQuant:

Public Member Functions
Void	setLambdas (const Double lambdas[MAX_NUM_COMPONENT])

Void	selectLambda (const ComponentID compIdx)

Void	setRDOQOffset (UInt uiRDOQOffset)

Double *	getErrScaleCoeff (UInt list, UInt size, Int qp)

Double &	getErrScaleCoeffNoScalingList (UInt list, UInt size, Int qp)
	get Error Scale Coefficent More...

Int *	getQuantCoeff (UInt list, Int qp, UInt size)
	get Error Scale Coefficent More...

Int *	getDequantCoeff (UInt list, Int qp, UInt size)
	get Quant Coefficent More...

Void	setUseScalingList (Bool bUseScalingList)
	get DeQuant Coefficent More...

Bool	getUseScalingList (const UInt width, const UInt height, const Bool isTransformSkip)

Int	getQpDelta (Int qp)

Int *	getSliceNSamples ()

Double *	getSliceSumC ()

Public Attributes
estBitsSbacStruct *	m_pcEstBitsSbac

Protected Attributes
Int	m_qpDelta [MAX_QP+1]

Int	m_sliceNsamples [LEVEL_RANGE+1]

Double	m_sliceSumC [LEVEL_RANGE+1]

TCoeff *	m_plTempCoeff

Double	m_lambdas [MAX_NUM_COMPONENT]

Double	m_dLambda

UInt	m_uiRDOQOffset

UInt	m_uiMaxTrSize

Bool	m_bEnc

Bool	m_useRDOQ

Bool	m_useRDOQTS

Bool	m_useSelectiveRDOQ

Bool	m_bUseAdaptQpSelect

Bool	m_useTransformSkipFast

Bool	m_scalingListEnabledFlag

Int *	m_quantCoef [SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]
	array of quantization matrix coefficient 4x4 More...

Int *	m_dequantCoef [SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]
	array of dequantization matrix coefficient 4x4 More...

Double *	m_errScale [SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]
	array of quantization matrix coefficient 4x4 More...

Double	m_errScaleNoScalingList [SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]
	array of quantization matrix coefficient 4x4 More...

	TComTrQuant ()

	~TComTrQuant ()

Void	init (UInt uiMaxTrSize, Bool useRDOQ=false, Bool useRDOQTS=false, Bool useSelectiveRDOQ=false, Bool bEnc=false, Bool useTransformSkipFast=false, Bool bUseAdaptQpSelect=false)

Void	transformNxN (TComTU &rTu, const ComponentID compID, Pel pcResidual, const UInt uiStride, TCoeff rpcCoeff, TCoeff *rpcArlCoeff, TCoeff &uiAbsSum, const QpParam &cQP)

Void	invTransformNxN (TComTU &rTu, const ComponentID compID, Pel pcResidual, const UInt uiStride, TCoeff pcCoeff, const QpParam &cQP)

Void	invRecurTransformNxN (const ComponentID compID, TComYuv *pResidual, TComTU &rTu)

Void	rdpcmNxN (TComTU &rTu, const ComponentID compID, Pel pcResidual, const UInt uiStride, const QpParam &cQP, TCoeff pcCoeff, TCoeff &uiAbsSum, RDPCMMode &rdpcmMode)

Void	invRdpcmNxN (TComTU &rTu, const ComponentID compID, Pel *pcResidual, const UInt uiStride)

Void	applyForwardRDPCM (TComTU &rTu, const ComponentID compID, Pel pcResidual, const UInt uiStride, const QpParam &cQP, TCoeff pcCoeff, TCoeff &uiAbsSum, const RDPCMMode mode)

Void	initScalingList ()

Void	destroyScalingList ()

Void	setErrScaleCoeff (UInt list, UInt size, Int qp, const Int maxLog2TrDynamicRange[MAX_NUM_CHANNEL_TYPE], const BitDepths &bitDepths)

Void	setFlatScalingList (const Int maxLog2TrDynamicRange[MAX_NUM_CHANNEL_TYPE], const BitDepths &bitDepths)

Void	xsetFlatScalingList (UInt list, UInt size, Int qp)

Void	xSetScalingListEnc (TComScalingList *scalingList, UInt list, UInt size, Int qp)

Void	xSetScalingListDec (const TComScalingList &scalingList, UInt list, UInt size, Int qp)

Void	setScalingList (TComScalingList *scalingList, const Int maxLog2TrDynamicRange[MAX_NUM_CHANNEL_TYPE], const BitDepths &bitDepths)

Void	setScalingListDec (const TComScalingList &scalingList)

Void	processScalingListEnc (Int coeff, Int quantcoeff, Int quantScales, UInt height, UInt width, UInt ratio, Int sizuNum, UInt dc)

Void	processScalingListDec (const Int coeff, Int dequantcoeff, Int invQuantScales, UInt height, UInt width, UInt ratio, Int sizuNum, UInt dc)

Void	initSliceQpDelta ()

Void	storeSliceQpNext (TComSlice *pcSlice)

Void	clearSliceARLCnt ()

Void	transformSkipQuantOneSample (TComTU &rTu, const ComponentID compID, const TCoeff resiDiff, TCoeff *pcCoeff, const UInt uiPos, const QpParam &cQP, const Bool bUseHalfRoundingPoint)

Void	invTrSkipDeQuantOneSample (TComTU &rTu, ComponentID compID, TCoeff pcCoeff, Pel &reconSample, const QpParam &cQP, UInt uiPos)

static Int	calcPatternSigCtx (const UInt *sigCoeffGroupFlag, UInt uiCGPosX, UInt uiCGPosY, UInt widthInGroups, UInt heightInGroups)

static Int	getSigCtxInc (Int patternSigCtx, const TUEntropyCodingParameters &codingParameters, const Int scanPosition, const Int log2BlockWidth, const Int log2BlockHeight, const ChannelType chanType)

static UInt	getSigCoeffGroupCtxInc (const UInt *uiSigCoeffGroupFlag, const UInt uiCGPosX, const UInt uiCGPosY, const UInt widthInGroups, const UInt heightInGroups)

static Void	crossComponentPrediction (TComTU &rTu, const ComponentID compID, const Pel piResiL, const Pel piResiC, Pel *piResiT, const Int width, const Int height, const Int strideL, const Int strideC, const Int strideT, const Bool reverse)

Void	xT (const Int channelBitDepth, Bool useDST, Pel piBlkResi, UInt uiStride, TCoeff psCoeff, Int iWidth, Int iHeight, const Int maxLog2TrDynamicRange)

Void	xTransformSkip (Pel piBlkResi, UInt uiStride, TCoeff psCoeff, TComTU &rTu, const ComponentID component)

Void	signBitHidingHDQ (TCoeff pQCoef, TCoeff pCoef, TCoeff *deltaU, const TUEntropyCodingParameters &codingParameters, const Int maxLog2TrDynamicRange)

Void	xQuant (TComTU &rTu, TCoeff pSrc, TCoeff pDes, TCoeff *pArlDes, TCoeff &uiAbsSum, const ComponentID compID, const QpParam &cQP)

Bool	xNeedRDOQ (TComTU &rTu, TCoeff *pSrc, const ComponentID compID, const QpParam &cQP)

Void	xRateDistOptQuant (TComTU &rTu, TCoeff plSrcCoeff, TCoeff piDstCoeff, TCoeff *piArlDstCoeff, TCoeff &uiAbsSum, const ComponentID compID, const QpParam &cQP)

__inline UInt	xGetCodedLevel (Double &rd64CodedCost, Double &rd64CodedCost0, Double &rd64CodedCostSig, Intermediate_Int lLevelDouble, UInt uiMaxAbsLevel, UShort ui16CtxNumSig, UShort ui16CtxNumOne, UShort ui16CtxNumAbs, UShort ui16AbsGoRice, UInt c1Idx, UInt c2Idx, Int iQBits, Double errorScale, Bool bLast, Bool useLimitedPrefixLength, const Int maxLog2TrDynamicRange) const

__inline Int	xGetICRate (const UInt uiAbsLevel, const UShort ui16CtxNumOne, const UShort ui16CtxNumAbs, const UShort ui16AbsGoRice, const UInt c1Idx, const UInt c2Idx, const Bool useLimitedPrefixLength, const Int maxLog2TrDynamicRange) const

__inline Double	xGetRateLast (const UInt uiPosX, const UInt uiPosY, const ComponentID component) const

__inline Double	xGetRateSigCoeffGroup (UShort uiSignificanceCoeffGroup, UShort ui16CtxNumSig) const

__inline Double	xGetRateSigCoef (UShort uiSignificance, UShort ui16CtxNumSig) const

__inline Double	xGetICost (Double dRate) const

__inline Double	xGetIEPRate () const

Void	xDeQuant (TComTU &rTu, const TCoeff pSrc, TCoeff pDes, const ComponentID compID, const QpParam &cQP)

Void	xIT (const Int channelBitDepth, Bool useDST, TCoeff plCoef, Pel pResidual, UInt uiStride, Int iWidth, Int iHeight, const Int maxLog2TrDynamicRange)

Void	xITransformSkip (TCoeff plCoef, Pel pResidual, UInt uiStride, TComTU &rTu, const ComponentID component)

Detailed Description

transform and quantization class

Definition at line 98 of file TComTrQuant.h.

Constructor & Destructor Documentation

TComTrQuant::TComTrQuant ( )

Definition at line 126 of file TComTrQuant.cpp.

TComTrQuant::~TComTrQuant ( )

Definition at line 136 of file TComTrQuant.cpp.

Member Function Documentation

Void TComTrQuant::applyForwardRDPCM	(	TComTU &	rTu,
		const ComponentID	compID,
		Pel *	pcResidual,
		const UInt	uiStride,
		const QpParam &	cQP,
		TCoeff *	pcCoeff,
		TCoeff &	uiAbsSum,
		const RDPCMMode	mode
	)

Definition at line 1739 of file TComTrQuant.cpp.

Int TComTrQuant::calcPatternSigCtx	(	const UInt *	sigCoeffGroupFlag,
		UInt	uiCGPosX,
		UInt	uiCGPosY,
		UInt	widthInGroups,
		UInt	heightInGroups
	)

static

Pattern decision for context derivation process of significant_coeff_flag

Parameters

sigCoeffGroupFlag	pointer to prior coded significant coeff group
uiCGPosX	column of current coefficient group
uiCGPosY	row of current coefficient group
widthInGroups	width of the block
heightInGroups	height of the block

Returns: pattern for current coefficient group

Definition at line 2672 of file TComTrQuant.cpp.

Void TComTrQuant::clearSliceARLCnt ( )

Definition at line 219 of file TComTrQuant.cpp.

Void TComTrQuant::crossComponentPrediction	(	TComTU &	rTu,
		const ComponentID	compID,
		const Pel *	piResiL,
		const Pel *	piResiC,
		Pel *	piResiT,
		const Int	width,
		const Int	height,
		const Int	strideL,
		const Int	strideC,
		const Int	strideT,
		const Bool	reverse
	)

static

Definition at line 3474 of file TComTrQuant.cpp.

Void TComTrQuant::destroyScalingList ( )

destroy quantization matrix array

Definition at line 3291 of file TComTrQuant.cpp.

Int* TComTrQuant::getDequantCoeff	(	UInt	list,
		Int	qp,
		UInt	size
	)

inline

get Quant Coefficent

Definition at line 179 of file TComTrQuant.h.

Double* TComTrQuant::getErrScaleCoeff	(	UInt	list,
		UInt	size,
		Int	qp
	)

inline

Definition at line 176 of file TComTrQuant.h.

Double& TComTrQuant::getErrScaleCoeffNoScalingList	(	UInt	list,
		UInt	size,
		Int	qp
	)

inline

get Error Scale Coefficent

Definition at line 177 of file TComTrQuant.h.

Int TComTrQuant::getQpDelta ( Int qp )

inline

Definition at line 194 of file TComTrQuant.h.

Int* TComTrQuant::getQuantCoeff	(	UInt	list,
		Int	qp,
		UInt	size
	)

inline

get Error Scale Coefficent

Definition at line 178 of file TComTrQuant.h.

UInt TComTrQuant::getSigCoeffGroupCtxInc	(	const UInt *	uiSigCoeffGroupFlag,
		const UInt	uiCGPosX,
		const UInt	uiCGPosY,
		const UInt	widthInGroups,
		const UInt	heightInGroups
	)

static

Context derivation process of coeff_abs_significant_flag

Parameters

uiSigCoeffGroupFlag	significance map of L1
uiCGPosX	column of current scan position
uiCGPosY	row of current scan position
widthInGroups	width of the block
heightInGroups	height of the block

Returns: ctxInc for current scan position

Definition at line 3023 of file TComTrQuant.cpp.

Int TComTrQuant::getSigCtxInc	(	Int	patternSigCtx,
		const TUEntropyCodingParameters &	codingParameters,
		const Int	scanPosition,
		const Int	log2BlockWidth,
		const Int	log2BlockHeight,
		const ChannelType	chanType
	)

static

Context derivation process of coeff_abs_significant_flag

Parameters

patternSigCtx	pattern for current coefficient group
codingParameters	coding parameters for the TU (includes the scan)
scanPosition	current position in scan order
log2BlockWidth	log2 width of the block
log2BlockHeight	log2 height of the block
chanType	channel type (CHANNEL_TYPE_LUMA/CHROMA)

Returns: ctxInc for current scan position

Definition at line 2707 of file TComTrQuant.cpp.

Int* TComTrQuant::getSliceNSamples ( )

inline

Definition at line 195 of file TComTrQuant.h.

Double* TComTrQuant::getSliceSumC ( )

inline

Definition at line 196 of file TComTrQuant.h.

Bool TComTrQuant::getUseScalingList	(	const UInt	width,
		const UInt	height,
		const Bool	isTransformSkip
	)

inline

Definition at line 181 of file TComTrQuant.h.

Void TComTrQuant::init	(	UInt	uiMaxTrSize,
		Bool	useRDOQ = `false`,
		Bool	useRDOQTS = `false`,
		Bool	useSelectiveRDOQ = `false`,
		Bool	bEnc = `false`,
		Bool	useTransformSkipFast = `false`,
		Bool	bUseAdaptQpSelect = `false`
	)

Definition at line 1427 of file TComTrQuant.cpp.

Void TComTrQuant::initScalingList ( )

initialization process of scaling list array

Definition at line 3273 of file TComTrQuant.cpp.

Void TComTrQuant::initSliceQpDelta ( )

Definition at line 211 of file TComTrQuant.cpp.

Void TComTrQuant::invRdpcmNxN	(	TComTU &	rTu,
		const ComponentID	compID,
		Pel *	pcResidual,
		const UInt	uiStride
	)

Definition at line 1863 of file TComTrQuant.cpp.

Void TComTrQuant::invRecurTransformNxN	(	const ComponentID	compID,
		TComYuv *	pResidual,
		TComTU &	rTu
	)

Definition at line 1668 of file TComTrQuant.cpp.

Void TComTrQuant::invTransformNxN	(	TComTU &	rTu,
		const ComponentID	compID,
		Pel *	pcResidual,
		const UInt	uiStride,
		TCoeff *	pcCoeff,
		const QpParam &	cQP
	)

Definition at line 1537 of file TComTrQuant.cpp.

Void TComTrQuant::invTrSkipDeQuantOneSample	(	TComTU &	rTu,
		ComponentID	compID,
		TCoeff	pcCoeff,
		Pel &	reconSample,
		const QpParam &	cQP,
		UInt	uiPos
	)

Definition at line 3374 of file TComTrQuant.cpp.

Void TComTrQuant::processScalingListDec	(	const Int *	coeff,
		Int *	dequantcoeff,
		Int	invQuantScales,
		UInt	height,
		UInt	width,
		UInt	ratio,
		Int	sizuNum,
		UInt	dc
	)

set quantized matrix coefficient for decode

Parameters

coeff	quantaized matrix address
dequantcoeff	quantaized matrix address
invQuantScales	IQ(QP%6))
height	height
width	width
ratio	ratio for upscale
sizuNum	matrix size
dc	dc parameter

Definition at line 3255 of file TComTrQuant.cpp.

Void TComTrQuant::processScalingListEnc	(	Int *	coeff,
		Int *	quantcoeff,
		Int	quantScales,
		UInt	height,
		UInt	width,
		UInt	ratio,
		Int	sizuNum,
		UInt	dc
	)

set quantized matrix coefficient for encode

Parameters

coeff	quantaized matrix address
quantcoeff	quantaized matrix address
quantScales	Q(QP%6)
height	height
width	width
ratio	ratio for upscale
sizuNum	matrix size
dc	dc parameter

Definition at line 3229 of file TComTrQuant.cpp.

Void TComTrQuant::rdpcmNxN	(	TComTU &	rTu,
		const ComponentID	compID,
		Pel *	pcResidual,
		const UInt	uiStride,
		const QpParam &	cQP,
		TCoeff *	pcCoeff,
		TCoeff &	uiAbsSum,
		RDPCMMode &	rdpcmMode
	)

Definition at line 1794 of file TComTrQuant.cpp.

Void TComTrQuant::selectLambda ( const ComponentID compIdx )

inline

Definition at line 149 of file TComTrQuant.h.

Void TComTrQuant::setErrScaleCoeff	(	UInt	list,
		UInt	size,
		Int	qp,
		const Int	maxLog2TrDynamicRange[MAX_NUM_CHANNEL_TYPE],
		const BitDepths &	bitDepths
	)

set error scale coefficients

Parameters

list	list ID
size
qp	quantization parameter
maxLog2TrDynamicRange
bitDepths	reference to bit depth array for all channels

Definition at line 3096 of file TComTrQuant.cpp.

Void TComTrQuant::setFlatScalingList	(	const Int	maxLog2TrDynamicRange[MAX_NUM_CHANNEL_TYPE],
		const BitDepths &	bitDepths
	)

set flat matrix value to quantized coefficient

Definition at line 3176 of file TComTrQuant.cpp.

Void TComTrQuant::setLambdas ( const Double lambdas[MAX_NUM_COMPONENT] )

inline

Definition at line 148 of file TComTrQuant.h.

Void TComTrQuant::setRDOQOffset ( UInt uiRDOQOffset )

inline

Definition at line 153 of file TComTrQuant.h.

Void TComTrQuant::setScalingList	(	TComScalingList *	scalingList,
		const Int	maxLog2TrDynamicRange[MAX_NUM_CHANNEL_TYPE],
		const BitDepths &	bitDepths
	)

set quantized matrix coefficient for encode

Parameters

scalingList	quantized matrix address
format	chroma format
maxLog2TrDynamicRange
bitDepths	reference to bit depth array for all channels

Definition at line 3051 of file TComTrQuant.cpp.

Void TComTrQuant::setScalingListDec ( const TComScalingList & scalingList )

set quantized matrix coefficient for decode

Parameters

scalingList	quantized matrix address
format	chroma format

Definition at line 3073 of file TComTrQuant.cpp.

Void TComTrQuant::setUseScalingList ( Bool bUseScalingList )

inline

get DeQuant Coefficent

Definition at line 180 of file TComTrQuant.h.

Void TComTrQuant::signBitHidingHDQ	(	TCoeff *	pQCoef,
		TCoeff *	pCoef,
		TCoeff *	deltaU,
		const TUEntropyCodingParameters &	codingParameters,
		const Int	maxLog2TrDynamicRange
	)

private

Definition at line 991 of file TComTrQuant.cpp.

Void TComTrQuant::storeSliceQpNext ( TComSlice * pcSlice )

Definition at line 154 of file TComTrQuant.cpp.

Void TComTrQuant::transformNxN	(	TComTU &	rTu,
		const ComponentID	compID,
		Pel *	pcResidual,
		const UInt	uiStride,
		TCoeff *	rpcCoeff,
		TCoeff *	rpcArlCoeff,
		TCoeff &	uiAbsSum,
		const QpParam &	cQP
	)

Definition at line 1450 of file TComTrQuant.cpp.

Void TComTrQuant::transformSkipQuantOneSample	(	TComTU &	rTu,
		const ComponentID	compID,
		const TCoeff	resiDiff,
		TCoeff *	pcCoeff,
		const UInt	uiPos,
		const QpParam &	cQP,
		const Bool	bUseHalfRoundingPoint
	)

Definition at line 3316 of file TComTrQuant.cpp.

Void TComTrQuant::xDeQuant	(	TComTU &	rTu,
		const TCoeff *	pSrc,
		TCoeff *	pDes,
		const ComponentID	compID,
		const QpParam &	cQP
	)

private

Definition at line 1308 of file TComTrQuant.cpp.

__inline UInt TComTrQuant::xGetCodedLevel	(	Double &	rd64CodedCost,
		Double &	rd64CodedCost0,
		Double &	rd64CodedCostSig,
		Intermediate_Int	lLevelDouble,
		UInt	uiMaxAbsLevel,
		UShort	ui16CtxNumSig,
		UShort	ui16CtxNumOne,
		UShort	ui16CtxNumAbs,
		UShort	ui16AbsGoRice,
		UInt	c1Idx,
		UInt	c2Idx,
		Int	iQBits,
		Double	errorScale,
		Bool	bLast,
		Bool	useLimitedPrefixLength,
		const Int	maxLog2TrDynamicRange
	)		const

private

Get the best level in RD sense

Returns: best quantized transform level for given scan position

This method calculates the best quantized transform level for a given scan position.

Definition at line 2812 of file TComTrQuant.cpp.

__inline Double TComTrQuant::xGetICost ( Double dRate ) const

private

Get the cost for a specific rate

Parameters

dRate rate of a bit

Returns: cost at the specific rate

Definition at line 3002 of file TComTrQuant.cpp.

__inline Int TComTrQuant::xGetICRate	(	const UInt	uiAbsLevel,
		const UShort	ui16CtxNumOne,
		const UShort	ui16CtxNumAbs,
		const UShort	ui16AbsGoRice,
		const UInt	c1Idx,
		const UInt	c2Idx,
		const Bool	useLimitedPrefixLength,
		const Int	maxLog2TrDynamicRange
	)		const

private

Calculates the cost for specific absolute transform level

Parameters

uiAbsLevel	scaled quantized level
ui16CtxNumOne	current ctxInc for coeff_abs_level_greater1 (1st bin of coeff_abs_level_minus1 in AVC)
ui16CtxNumAbs	current ctxInc for coeff_abs_level_greater2 (remaining bins of coeff_abs_level_minus1 in AVC)
ui16AbsGoRice	Rice parameter for coeff_abs_level_minus3
c1Idx
c2Idx
useLimitedPrefixLength
maxLog2TrDynamicRange

Returns: cost of given absolute transform level

Definition at line 2881 of file TComTrQuant.cpp.

__inline Double TComTrQuant::xGetIEPRate ( ) const

private

Get the cost of an equal probable bit

Returns: cost of equal probable bit

Definition at line 3010 of file TComTrQuant.cpp.

__inline Double TComTrQuant::xGetRateLast	(	const UInt	uiPosX,
		const UInt	uiPosY,
		const ComponentID	component
	)		const

private

Calculates the cost of signaling the last significant coefficient in the block

Parameters

uiPosX	X coordinate of the last significant coefficient
uiPosY	Y coordinate of the last significant coefficient
component	colour component ID

Returns: cost of last significant coefficient

Definition at line 2972 of file TComTrQuant.cpp.

__inline Double TComTrQuant::xGetRateSigCoef	(	UShort	uiSignificance,
		UShort	ui16CtxNumSig
	)		const

private

Definition at line 2992 of file TComTrQuant.cpp.

__inline Double TComTrQuant::xGetRateSigCoeffGroup	(	UShort	uiSignificanceCoeffGroup,
		UShort	ui16CtxNumSig
	)		const

private

Definition at line 2957 of file TComTrQuant.cpp.

Void TComTrQuant::xIT	(	const Int	channelBitDepth,
		Bool	useDST,
		TCoeff *	plCoef,
		Pel *	pResidual,
		UInt	uiStride,
		Int	iWidth,
		Int	iHeight,
		const Int	maxLog2TrDynamicRange
	)

private

Wrapper function between HM interface and core NxN inverse transform (2D)

Parameters

channelBitDepth	bit depth of channel
useDST
plCoef	input data (transform coefficients)
pResidual	output data (residual)
uiStride	stride of input residual data
iWidth	transform width
iHeight	transform height
maxLog2TrDynamicRange

Definition at line 1978 of file TComTrQuant.cpp.

Void TComTrQuant::xITransformSkip	(	TCoeff *	plCoef,
		Pel *	pResidual,
		UInt	uiStride,
		TComTU &	rTu,
		const ComponentID	component
	)

private

Wrapper function between HM interface and core NxN transform skipping

Parameters

plCoef	input data (coefficients)
pResidual	output data (residual)
uiStride	stride of input residual data
rTu	reference to transform data
component	colour component ID

Definition at line 2060 of file TComTrQuant.cpp.

Bool TComTrQuant::xNeedRDOQ	(	TComTU &	rTu,
		TCoeff *	pSrc,
		const ComponentID	compID,
		const QpParam &	cQP
	)

private

Definition at line 1252 of file TComTrQuant.cpp.

Void TComTrQuant::xQuant	(	TComTU &	rTu,
		TCoeff *	pSrc,
		TCoeff *	pDes,
		TCoeff *	pArlDes,
		TCoeff &	uiAbsSum,
		const ComponentID	compID,
		const QpParam &	cQP
	)

private

Definition at line 1126 of file TComTrQuant.cpp.

Void TComTrQuant::xRateDistOptQuant	(	TComTU &	rTu,
		TCoeff *	plSrcCoeff,
		TCoeff *	piDstCoeff,
		TCoeff *	piArlDstCoeff,
		TCoeff &	uiAbsSum,
		const ComponentID	compID,
		const QpParam &	cQP
	)

private

RDOQ with CABAC

Parameters

rTu	reference to transform data
plSrcCoeff	pointer to input buffer
piDstCoeff	reference to pointer to output buffer
piArlDstCoeff
uiAbsSum	reference to absolute sum of quantized transform coefficient
compID	colour component ID
cQP	reference to quantization parameters

Rate distortion optimized quantization for entropy coding engines using probability models like CABAC

Definition at line 2119 of file TComTrQuant.cpp.

Void TComTrQuant::xsetFlatScalingList	(	UInt	list,
		UInt	size,
		Int	qp
	)

set flat matrix value to quantized coefficient

Parameters

list	List ID
size	size index
qp	Quantization parameter
format	chroma format

Definition at line 3200 of file TComTrQuant.cpp.

Void TComTrQuant::xSetScalingListDec	(	const TComScalingList &	scalingList,
		UInt	listId,
		UInt	sizeId,
		Int	qp
	)

set quantized matrix coefficient for decode

Parameters

scalingList	quantaized matrix address
listId	List index
sizeId	size index
qp	Quantization parameter
format	chroma format

Definition at line 3154 of file TComTrQuant.cpp.

Void TComTrQuant::xSetScalingListEnc	(	TComScalingList *	scalingList,
		UInt	listId,
		UInt	sizeId,
		Int	qp
	)

set quantized matrix coefficient for encode

Parameters

scalingList	quantized matrix address
listId	List index
sizeId	size index
qp	Quantization parameter
format	chroma format

Definition at line 3128 of file TComTrQuant.cpp.

Void TComTrQuant::xT	(	const Int	channelBitDepth,
		Bool	useDST,
		Pel *	piBlkResi,
		UInt	uiStride,
		TCoeff *	psCoeff,
		Int	iWidth,
		Int	iHeight,
		const Int	maxLog2TrDynamicRange
	)

private

Wrapper function between HM interface and core NxN forward transform (2D)

Parameters

channelBitDepth	bit depth of channel
useDST
piBlkResi	input data (residual)
uiStride	stride of input residual data
psCoeff	output data (transform coefficients)
iWidth	transform width
iHeight	transform height
maxLog2TrDynamicRange

Definition at line 1942 of file TComTrQuant.cpp.

Void TComTrQuant::xTransformSkip	(	Pel *	piBlkResi,
		UInt	uiStride,
		TCoeff *	psCoeff,
		TComTU &	rTu,
		const ComponentID	component
	)

private

Wrapper function between HM interface and core 4x4 transform skipping

Parameters

piBlkResi	input data (residual)
uiStride	stride of input residual data
psCoeff	output data (transform coefficients)
rTu	reference to transform data
component	colour component

Definition at line 2011 of file TComTrQuant.cpp.

Member Data Documentation

Bool TComTrQuant::m_bEnc

protected

Definition at line 216 of file TComTrQuant.h.

Bool TComTrQuant::m_bUseAdaptQpSelect

protected

Definition at line 221 of file TComTrQuant.h.

Int* TComTrQuant::m_dequantCoef[SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]

protected

array of dequantization matrix coefficient 4x4

Definition at line 228 of file TComTrQuant.h.

Double TComTrQuant::m_dLambda

protected

Definition at line 213 of file TComTrQuant.h.

Double* TComTrQuant::m_errScale[SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]

protected

array of quantization matrix coefficient 4x4

Definition at line 229 of file TComTrQuant.h.

Double TComTrQuant::m_errScaleNoScalingList[SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]

protected

array of quantization matrix coefficient 4x4

Definition at line 230 of file TComTrQuant.h.

Double TComTrQuant::m_lambdas[MAX_NUM_COMPONENT]

protected

Definition at line 211 of file TComTrQuant.h.

estBitsSbacStruct* TComTrQuant::m_pcEstBitsSbac

Definition at line 155 of file TComTrQuant.h.

TCoeff* TComTrQuant::m_plTempCoeff

protected

Definition at line 207 of file TComTrQuant.h.

Int TComTrQuant::m_qpDelta[MAX_QP+1]

protected

Definition at line 203 of file TComTrQuant.h.

Int* TComTrQuant::m_quantCoef[SCALING_LIST_SIZE_NUM][SCALING_LIST_NUM][SCALING_LIST_REM_NUM]

protected

array of quantization matrix coefficient 4x4

Definition at line 227 of file TComTrQuant.h.

Bool TComTrQuant::m_scalingListEnabledFlag

protected

Definition at line 225 of file TComTrQuant.h.

Int TComTrQuant::m_sliceNsamples[LEVEL_RANGE+1]

protected

Definition at line 204 of file TComTrQuant.h.

Double TComTrQuant::m_sliceSumC[LEVEL_RANGE+1]

protected

Definition at line 205 of file TComTrQuant.h.

UInt TComTrQuant::m_uiMaxTrSize

protected

Definition at line 215 of file TComTrQuant.h.

UInt TComTrQuant::m_uiRDOQOffset

protected

Definition at line 214 of file TComTrQuant.h.

Bool TComTrQuant::m_useRDOQ

protected

Definition at line 217 of file TComTrQuant.h.

Bool TComTrQuant::m_useRDOQTS

protected

Definition at line 218 of file TComTrQuant.h.

Bool TComTrQuant::m_useSelectiveRDOQ

protected

Definition at line 219 of file TComTrQuant.h.

Bool TComTrQuant::m_useTransformSkipFast

protected

Definition at line 223 of file TComTrQuant.h.

The documentation for this class was generated from the following files:

Lib/TLibCommon/TComTrQuant.h
Lib/TLibCommon/TComTrQuant.cpp

Public Member Functions

Public Attributes

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation