/* The copyright in this software is being made available under the BSD * License, included below. 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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 TComRdCost.h \brief RD cost computation classes (header) */ #ifndef __TCOMRDCOST__ #define __TCOMRDCOST__ #include "CommonDef.h" #include "TComPattern.h" #include "TComMv.h" #include "TComSlice.h" #include "TComRdCostWeightPrediction.h" //! \ingroup TLibCommon //! \{ class DistParam; class TComPattern; // ==================================================================================================================== // Type definition // ==================================================================================================================== // for function pointer typedef Distortion (*FpDistFunc) (DistParam*); // TODO: can this pointer be replaced with a reference? - there are no NULL checks on pointer. // ==================================================================================================================== // Class definition // ==================================================================================================================== /// distortion parameter class class DistParam { public: Pel* pOrg; Pel* pCur; Int iStrideOrg; Int iStrideCur; Int iRows; Int iCols; Int iStep; FpDistFunc DistFunc; Int bitDepth; Bool bApplyWeight; // whether weighted prediction is used or not WPScalingParam *wpCur; // weighted prediction scaling parameters for current ref ComponentID compIdx; // (vertical) subsampling shift (for reducing complexity) // - 0 = no subsampling, 1 = even rows, 2 = every 4th, etc. Int iSubShift; DistParam() { pOrg = NULL; pCur = NULL; iStrideOrg = 0; iStrideCur = 0; iRows = 0; iCols = 0; iStep = 1; DistFunc = NULL; iSubShift = 0; bitDepth = 0; } }; /// RD cost computation class class TComRdCost { private: // for distortion FpDistFunc m_afpDistortFunc[DF_TOTAL_FUNCTIONS]; // [eDFunc] CostMode m_costMode; Double m_distortionWeight[MAX_NUM_COMPONENT]; // only chroma values are used. Double m_dLambda; Double m_sqrtLambda; #if RExt__HIGH_BIT_DEPTH_SUPPORT Double m_dLambdaMotionSAD[2 /* 0=standard, 1=for transquant bypass when mixed-lossless cost evaluation enabled*/]; Double m_dLambdaMotionSSE[2 /* 0=standard, 1=for transquant bypass when mixed-lossless cost evaluation enabled*/]; #else UInt m_uiLambdaMotionSAD[2 /* 0=standard, 1=for transquant bypass when mixed-lossless cost evaluation enabled*/]; UInt m_uiLambdaMotionSSE[2 /* 0=standard, 1=for transquant bypass when mixed-lossless cost evaluation enabled*/]; #endif Double m_dFrameLambda; // for motion cost TComMv m_mvPredictor; #if RExt__HIGH_BIT_DEPTH_SUPPORT Double m_dCost; #else UInt m_uiCost; #endif Int m_iCostScale; public: TComRdCost(); virtual ~TComRdCost(); Double calcRdCost ( UInt uiBits, Distortion uiDistortion, Bool bFlag = false, DFunc eDFunc = DF_DEFAULT ); Double calcRdCost64( UInt64 uiBits, UInt64 uiDistortion, Bool bFlag = false, DFunc eDFunc = DF_DEFAULT ); Void setDistortionWeight ( const ComponentID compID, const Double distortionWeight ) { m_distortionWeight[compID] = distortionWeight; } Void setLambda ( Double dLambda, const BitDepths &bitDepths ); Void setFrameLambda ( Double dLambda ) { m_dFrameLambda = dLambda; } Double getSqrtLambda () { return m_sqrtLambda; } Double getLambda() { return m_dLambda; } Double getChromaWeight () { return ((m_distortionWeight[COMPONENT_Cb] + m_distortionWeight[COMPONENT_Cr]) / 2.0); } Void setCostMode(CostMode m ) { m_costMode = m; } // Distortion Functions Void init(); Void setDistParam( UInt uiBlkWidth, UInt uiBlkHeight, DFunc eDFunc, DistParam& rcDistParam ); Void setDistParam( TComPattern* pcPatternKey, Pel* piRefY, Int iRefStride, DistParam& rcDistParam ); Void setDistParam( TComPattern* pcPatternKey, Pel* piRefY, Int iRefStride, Int iStep, DistParam& rcDistParam, Bool bHADME=false ); Void setDistParam( DistParam& rcDP, Int bitDepth, Pel* p1, Int iStride1, Pel* p2, Int iStride2, Int iWidth, Int iHeight, Bool bHadamard = false ); Distortion calcHAD(Int bitDepth, Pel* pi0, Int iStride0, Pel* pi1, Int iStride1, Int iWidth, Int iHeight ); // for motion cost static UInt xGetExpGolombNumberOfBits( Int iVal ); #if RExt__HIGH_BIT_DEPTH_SUPPORT Void getMotionCost( Bool bSad, Int iAdd, Bool bIsTransquantBypass ) { m_dCost = (bSad ? m_dLambdaMotionSAD[(bIsTransquantBypass && m_costMode==COST_MIXED_LOSSLESS_LOSSY_CODING) ?1:0] + iAdd : m_dLambdaMotionSSE[(bIsTransquantBypass && m_costMode==COST_MIXED_LOSSLESS_LOSSY_CODING)?1:0] + iAdd); } #else Void getMotionCost( Bool bSad, Int iAdd, Bool bIsTransquantBypass ) { m_uiCost = (bSad ? m_uiLambdaMotionSAD[(bIsTransquantBypass && m_costMode==COST_MIXED_LOSSLESS_LOSSY_CODING) ?1:0] + iAdd : m_uiLambdaMotionSSE[(bIsTransquantBypass && m_costMode==COST_MIXED_LOSSLESS_LOSSY_CODING)?1:0] + iAdd); } #endif Void setPredictor( TComMv& rcMv ) { m_mvPredictor = rcMv; } Void setCostScale( Int iCostScale ) { m_iCostScale = iCostScale; } __inline Distortion getCost( Int x, Int y ) { #if RExt__HIGH_BIT_DEPTH_SUPPORT return Distortion((m_dCost * getBits(x, y)) / 65536.0); #else return m_uiCost * getBits(x, y) >> 16; #endif } #if RExt__HIGH_BIT_DEPTH_SUPPORT Distortion getCost( UInt b ) { return Distortion(( m_dCost * b ) / 65536.0); } #else Distortion getCost( UInt b ) { return ( m_uiCost * b ) >> 16; } #endif UInt getBits( Int x, Int y ) { return xGetExpGolombNumberOfBits((x << m_iCostScale) - m_mvPredictor.getHor()) + xGetExpGolombNumberOfBits((y << m_iCostScale) - m_mvPredictor.getVer()); } private: static Distortion xGetSSE ( DistParam* pcDtParam ); static Distortion xGetSSE4 ( DistParam* pcDtParam ); static Distortion xGetSSE8 ( DistParam* pcDtParam ); static Distortion xGetSSE16 ( DistParam* pcDtParam ); static Distortion xGetSSE32 ( DistParam* pcDtParam ); static Distortion xGetSSE64 ( DistParam* pcDtParam ); static Distortion xGetSSE16N ( DistParam* pcDtParam ); static Distortion xGetSAD ( DistParam* pcDtParam ); static Distortion xGetSAD4 ( DistParam* pcDtParam ); static Distortion xGetSAD8 ( DistParam* pcDtParam ); static Distortion xGetSAD16 ( DistParam* pcDtParam ); static Distortion xGetSAD32 ( DistParam* pcDtParam ); static Distortion xGetSAD64 ( DistParam* pcDtParam ); static Distortion xGetSAD16N ( DistParam* pcDtParam ); static Distortion xGetSAD12 ( DistParam* pcDtParam ); static Distortion xGetSAD24 ( DistParam* pcDtParam ); static Distortion xGetSAD48 ( DistParam* pcDtParam ); static Distortion xGetHADs ( DistParam* pcDtParam ); static Distortion xCalcHADs2x2 ( Pel *piOrg, Pel *piCurr, Int iStrideOrg, Int iStrideCur, Int iStep ); static Distortion xCalcHADs4x4 ( Pel *piOrg, Pel *piCurr, Int iStrideOrg, Int iStrideCur, Int iStep ); static Distortion xCalcHADs8x8 ( Pel *piOrg, Pel *piCurr, Int iStrideOrg, Int iStrideCur, Int iStep ); public: Distortion getDistPart(Int bitDepth, Pel* piCur, Int iCurStride, Pel* piOrg, Int iOrgStride, UInt uiBlkWidth, UInt uiBlkHeight, const ComponentID compID, DFunc eDFunc = DF_SSE ); };// END CLASS DEFINITION TComRdCost //! \} #endif // __TCOMRDCOST__