forked from mirror/libbpg
475 lines
23 KiB
C
475 lines
23 KiB
C
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/* 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 TEncSearch.h
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\brief encoder search class (header)
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*/
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#ifndef __TENCSEARCH__
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#define __TENCSEARCH__
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// Include files
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#include "TLibCommon/TComYuv.h"
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#include "TLibCommon/TComMotionInfo.h"
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#include "TLibCommon/TComPattern.h"
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#include "TLibCommon/TComPrediction.h"
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#include "TLibCommon/TComTrQuant.h"
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#include "TLibCommon/TComPic.h"
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#include "TLibCommon/TComRectangle.h"
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#include "TEncEntropy.h"
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#include "TEncSbac.h"
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#include "TEncCfg.h"
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//! \ingroup TLibEncoder
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//! \{
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class TEncCu;
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// ====================================================================================================================
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// Class definition
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// ====================================================================================================================
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static const UInt MAX_NUM_REF_LIST_ADAPT_SR=2;
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static const UInt MAX_IDX_ADAPT_SR=33;
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static const UInt NUM_MV_PREDICTORS=3;
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/// encoder search class
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class TEncSearch : public TComPrediction
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{
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private:
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TCoeff** m_ppcQTTempCoeff[MAX_NUM_COMPONENT /* 0->Y, 1->Cb, 2->Cr*/];
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TCoeff* m_pcQTTempCoeff[MAX_NUM_COMPONENT];
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#if ADAPTIVE_QP_SELECTION
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TCoeff** m_ppcQTTempArlCoeff[MAX_NUM_COMPONENT];
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TCoeff* m_pcQTTempArlCoeff[MAX_NUM_COMPONENT];
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#endif
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UChar* m_puhQTTempTrIdx;
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UChar* m_puhQTTempCbf[MAX_NUM_COMPONENT];
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TComYuv* m_pcQTTempTComYuv;
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TComYuv m_tmpYuvPred; // To be used in xGetInterPredictionError() to avoid constant memory allocation/deallocation
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Char* m_phQTTempCrossComponentPredictionAlpha[MAX_NUM_COMPONENT];
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Pel* m_pSharedPredTransformSkip[MAX_NUM_COMPONENT];
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TCoeff* m_pcQTTempTUCoeff[MAX_NUM_COMPONENT];
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UChar* m_puhQTTempTransformSkipFlag[MAX_NUM_COMPONENT];
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TComYuv m_pcQTTempTransformSkipTComYuv;
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#if ADAPTIVE_QP_SELECTION
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TCoeff* m_ppcQTTempTUArlCoeff[MAX_NUM_COMPONENT];
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#endif
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protected:
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// interface to option
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TEncCfg* m_pcEncCfg;
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// interface to classes
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TComTrQuant* m_pcTrQuant;
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TComRdCost* m_pcRdCost;
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TEncEntropy* m_pcEntropyCoder;
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// ME parameters
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Int m_iSearchRange;
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Int m_bipredSearchRange; // Search range for bi-prediction
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Int m_iFastSearch;
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Int m_aaiAdaptSR[MAX_NUM_REF_LIST_ADAPT_SR][MAX_IDX_ADAPT_SR];
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TComMv m_cSrchRngLT;
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TComMv m_cSrchRngRB;
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TComMv m_acMvPredictors[NUM_MV_PREDICTORS]; // Left, Above, AboveRight. enum MVP_DIR first NUM_MV_PREDICTORS entries are suitable for accessing.
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// RD computation
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TEncSbac*** m_pppcRDSbacCoder;
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TEncSbac* m_pcRDGoOnSbacCoder;
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DistParam m_cDistParam;
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// Misc.
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Pel* m_pTempPel;
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const UInt* m_puiDFilter;
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Int m_iMaxDeltaQP;
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// AMVP cost computation
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// UInt m_auiMVPIdxCost[AMVP_MAX_NUM_CANDS+1][AMVP_MAX_NUM_CANDS];
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UInt m_auiMVPIdxCost[AMVP_MAX_NUM_CANDS+1][AMVP_MAX_NUM_CANDS+1]; //th array bounds
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TComMv m_integerMv2Nx2N[NUM_REF_PIC_LIST_01][MAX_NUM_REF];
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public:
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TEncSearch();
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virtual ~TEncSearch();
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Void init( TEncCfg* pcEncCfg,
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TComTrQuant* pcTrQuant,
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Int iSearchRange,
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Int bipredSearchRange,
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Int iFastSearch,
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Int iMaxDeltaQP,
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TEncEntropy* pcEntropyCoder,
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TComRdCost* pcRdCost,
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TEncSbac*** pppcRDSbacCoder,
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TEncSbac* pcRDGoOnSbacCoder );
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protected:
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/// sub-function for motion vector refinement used in fractional-pel accuracy
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Distortion xPatternRefinement( TComPattern* pcPatternKey,
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TComMv baseRefMv,
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Int iFrac, TComMv& rcMvFrac, Bool bAllowUseOfHadamard
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);
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typedef struct
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{
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Pel* piRefY;
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Int iYStride;
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Int iBestX;
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Int iBestY;
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UInt uiBestRound;
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UInt uiBestDistance;
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Distortion uiBestSad;
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UChar ucPointNr;
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} IntTZSearchStruct;
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// sub-functions for ME
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__inline Void xTZSearchHelp ( TComPattern* pcPatternKey, IntTZSearchStruct& rcStruct, const Int iSearchX, const Int iSearchY, const UChar ucPointNr, const UInt uiDistance );
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__inline Void xTZ2PointSearch ( TComPattern* pcPatternKey, IntTZSearchStruct& rcStrukt, TComMv* pcMvSrchRngLT, TComMv* pcMvSrchRngRB );
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__inline Void xTZ8PointSquareSearch ( TComPattern* pcPatternKey, IntTZSearchStruct& rcStrukt, TComMv* pcMvSrchRngLT, TComMv* pcMvSrchRngRB, const Int iStartX, const Int iStartY, const Int iDist );
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__inline Void xTZ8PointDiamondSearch( TComPattern* pcPatternKey, IntTZSearchStruct& rcStrukt, TComMv* pcMvSrchRngLT, TComMv* pcMvSrchRngRB, const Int iStartX, const Int iStartY, const Int iDist );
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Void xGetInterPredictionError( TComDataCU* pcCU, TComYuv* pcYuvOrg, Int iPartIdx, Distortion& ruiSAD, Bool Hadamard );
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public:
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Void preestChromaPredMode ( TComDataCU* pcCU,
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TComYuv* pcOrgYuv,
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TComYuv* pcPredYuv );
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Void estIntraPredQT ( TComDataCU* pcCU,
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TComYuv* pcOrgYuv,
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TComYuv* pcPredYuv,
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TComYuv* pcResiYuv,
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TComYuv* pcRecoYuv,
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Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
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Distortion& ruiDistC,
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Bool bLumaOnly
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DEBUG_STRING_FN_DECLARE(sDebug));
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Void estIntraPredChromaQT ( TComDataCU* pcCU,
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TComYuv* pcOrgYuv,
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TComYuv* pcPredYuv,
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TComYuv* pcResiYuv,
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TComYuv* pcRecoYuv,
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Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
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Distortion uiPreCalcDistC
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DEBUG_STRING_FN_DECLARE(sDebug));
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/// encoder estimation - inter prediction (non-skip)
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Void predInterSearch ( TComDataCU* pcCU,
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TComYuv* pcOrgYuv,
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TComYuv* pcPredYuv,
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TComYuv* pcResiYuv,
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TComYuv* pcRecoYuv
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DEBUG_STRING_FN_DECLARE(sDebug),
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Bool bUseRes = false
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#if AMP_MRG
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,Bool bUseMRG = false
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#endif
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);
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/// encode residual and compute rd-cost for inter mode
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Void encodeResAndCalcRdInterCU( TComDataCU* pcCU,
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TComYuv* pcYuvOrg,
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TComYuv* pcYuvPred,
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TComYuv* pcYuvResi,
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TComYuv* pcYuvResiBest,
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TComYuv* pcYuvRec,
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Bool bSkipRes
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DEBUG_STRING_FN_DECLARE(sDebug) );
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/// set ME search range
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Void setAdaptiveSearchRange ( Int iDir, Int iRefIdx, Int iSearchRange) { assert(iDir < MAX_NUM_REF_LIST_ADAPT_SR && iRefIdx<Int(MAX_IDX_ADAPT_SR)); m_aaiAdaptSR[iDir][iRefIdx] = iSearchRange; }
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Void xEncPCM (TComDataCU* pcCU, UInt uiAbsPartIdx, Pel* piOrg, Pel* piPCM, Pel* piPred, Pel* piResi, Pel* piReco, UInt uiStride, UInt uiWidth, UInt uiHeight, const ComponentID compID );
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Void IPCMSearch (TComDataCU* pcCU, TComYuv* pcOrgYuv, TComYuv* rpcPredYuv, TComYuv* rpcResiYuv, TComYuv* rpcRecoYuv );
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protected:
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// -------------------------------------------------------------------------------------------------------------------
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// Intra search
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// -------------------------------------------------------------------------------------------------------------------
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Void xEncSubdivCbfQT ( TComTU &rTu,
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Bool bLuma,
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Bool bChroma );
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Void xEncCoeffQT ( TComTU &rTu,
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ComponentID component,
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Bool bRealCoeff );
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Void xEncIntraHeader ( TComDataCU* pcCU,
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UInt uiTrDepth,
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UInt uiAbsPartIdx,
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Bool bLuma,
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Bool bChroma );
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UInt xGetIntraBitsQT ( TComTU &rTu,
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Bool bLuma,
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Bool bChroma,
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Bool bRealCoeff );
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UInt xGetIntraBitsQTChroma ( TComTU &rTu,
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ComponentID compID,
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Bool bRealCoeff );
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Void xIntraCodingTUBlock ( TComYuv* pcOrgYuv,
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TComYuv* pcPredYuv,
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TComYuv* pcResiYuv,
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Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
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const Bool checkCrossCPrediction,
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Distortion& ruiDist,
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const ComponentID compID,
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TComTU &rTu
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DEBUG_STRING_FN_DECLARE(sTest)
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,Int default0Save1Load2 = 0
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);
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Void xRecurIntraCodingQT ( Bool bLumaOnly,
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TComYuv* pcOrgYuv,
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TComYuv* pcPredYuv,
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TComYuv* pcResiYuv,
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Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
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Distortion& ruiDistY,
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Distortion& ruiDistC,
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#if HHI_RQT_INTRA_SPEEDUP
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Bool bCheckFirst,
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#endif
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Double& dRDCost,
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TComTU &rTu
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DEBUG_STRING_FN_DECLARE(sDebug));
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Void xSetIntraResultQT ( Bool bLumaOnly,
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TComYuv* pcRecoYuv,
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TComTU &rTu);
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Void xStoreCrossComponentPredictionResult ( Pel *pResiLuma,
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const Pel *pBestLuma,
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TComTU &rTu,
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const Int xOffset,
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const Int yOffset,
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const Int strideResi,
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const Int strideBest );
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Char xCalcCrossComponentPredictionAlpha ( TComTU &rTu,
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const ComponentID compID,
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const Pel* piResiL,
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const Pel* piResiC,
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const Int width,
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const Int height,
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const Int strideL,
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const Int strideC );
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Void xRecurIntraChromaCodingQT ( TComYuv* pcOrgYuv,
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TComYuv* pcPredYuv,
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TComYuv* pcResiYuv,
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Pel resiLuma[NUMBER_OF_STORED_RESIDUAL_TYPES][MAX_CU_SIZE * MAX_CU_SIZE],
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Distortion& ruiDist,
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TComTU &rTu
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DEBUG_STRING_FN_DECLARE(sDebug));
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Void xSetIntraResultChromaQT ( TComYuv* pcRecoYuv, TComTU &rTu);
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Void xStoreIntraResultQT ( const ComponentID first, const ComponentID lastIncl, TComTU &rTu);
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Void xLoadIntraResultQT ( const ComponentID first, const ComponentID lastIncl, TComTU &rTu);
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// -------------------------------------------------------------------------------------------------------------------
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// Inter search (AMP)
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// -------------------------------------------------------------------------------------------------------------------
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Void xEstimateMvPredAMVP ( TComDataCU* pcCU,
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TComYuv* pcOrgYuv,
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UInt uiPartIdx,
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RefPicList eRefPicList,
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Int iRefIdx,
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TComMv& rcMvPred,
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Bool bFilled = false
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, Distortion* puiDistBiP = NULL
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);
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Void xCheckBestMVP ( TComDataCU* pcCU,
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RefPicList eRefPicList,
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TComMv cMv,
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TComMv& rcMvPred,
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Int& riMVPIdx,
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UInt& ruiBits,
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Distortion& ruiCost );
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Distortion xGetTemplateCost ( TComDataCU* pcCU,
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UInt uiPartIdx,
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UInt uiPartAddr,
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TComYuv* pcOrgYuv,
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TComYuv* pcTemplateCand,
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TComMv cMvCand,
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Int iMVPIdx,
|
||
|
|
Int iMVPNum,
|
||
|
|
RefPicList eRefPicList,
|
||
|
|
Int iRefIdx,
|
||
|
|
Int iSizeX,
|
||
|
|
Int iSizeY
|
||
|
|
);
|
||
|
|
|
||
|
|
|
||
|
|
Void xCopyAMVPInfo ( AMVPInfo* pSrc, AMVPInfo* pDst );
|
||
|
|
UInt xGetMvpIdxBits ( Int iIdx, Int iNum );
|
||
|
|
Void xGetBlkBits ( PartSize eCUMode, Bool bPSlice, Int iPartIdx, UInt uiLastMode, UInt uiBlkBit[3]);
|
||
|
|
|
||
|
|
Void xMergeEstimation ( TComDataCU* pcCU,
|
||
|
|
TComYuv* pcYuvOrg,
|
||
|
|
Int iPartIdx,
|
||
|
|
UInt& uiInterDir,
|
||
|
|
TComMvField* pacMvField,
|
||
|
|
UInt& uiMergeIndex,
|
||
|
|
Distortion& ruiCost,
|
||
|
|
TComMvField* cMvFieldNeighbours,
|
||
|
|
UChar* uhInterDirNeighbours,
|
||
|
|
Int& numValidMergeCand
|
||
|
|
);
|
||
|
|
|
||
|
|
Void xRestrictBipredMergeCand ( TComDataCU* pcCU,
|
||
|
|
UInt puIdx,
|
||
|
|
TComMvField* mvFieldNeighbours,
|
||
|
|
UChar* interDirNeighbours,
|
||
|
|
Int numValidMergeCand );
|
||
|
|
|
||
|
|
|
||
|
|
// -------------------------------------------------------------------------------------------------------------------
|
||
|
|
// motion estimation
|
||
|
|
// -------------------------------------------------------------------------------------------------------------------
|
||
|
|
|
||
|
|
Void xMotionEstimation ( TComDataCU* pcCU,
|
||
|
|
TComYuv* pcYuvOrg,
|
||
|
|
Int iPartIdx,
|
||
|
|
RefPicList eRefPicList,
|
||
|
|
TComMv* pcMvPred,
|
||
|
|
Int iRefIdxPred,
|
||
|
|
TComMv& rcMv,
|
||
|
|
UInt& ruiBits,
|
||
|
|
Distortion& ruiCost,
|
||
|
|
Bool bBi = false );
|
||
|
|
|
||
|
|
Void xTZSearch ( TComDataCU* pcCU,
|
||
|
|
TComPattern* pcPatternKey,
|
||
|
|
Pel* piRefY,
|
||
|
|
Int iRefStride,
|
||
|
|
TComMv* pcMvSrchRngLT,
|
||
|
|
TComMv* pcMvSrchRngRB,
|
||
|
|
TComMv& rcMv,
|
||
|
|
Distortion& ruiSAD,
|
||
|
|
const TComMv *pIntegerMv2Nx2NPred
|
||
|
|
);
|
||
|
|
|
||
|
|
Void xTZSearchSelective ( TComDataCU* pcCU,
|
||
|
|
TComPattern* pcPatternKey,
|
||
|
|
Pel* piRefY,
|
||
|
|
Int iRefStride,
|
||
|
|
TComMv* pcMvSrchRngLT,
|
||
|
|
TComMv* pcMvSrchRngRB,
|
||
|
|
TComMv& rcMv,
|
||
|
|
Distortion& ruiSAD,
|
||
|
|
const TComMv *pIntegerMv2Nx2NPred
|
||
|
|
);
|
||
|
|
|
||
|
|
Void xSetSearchRange ( TComDataCU* pcCU,
|
||
|
|
TComMv& cMvPred,
|
||
|
|
Int iSrchRng,
|
||
|
|
TComMv& rcMvSrchRngLT,
|
||
|
|
TComMv& rcMvSrchRngRB );
|
||
|
|
|
||
|
|
Void xPatternSearchFast ( TComDataCU* pcCU,
|
||
|
|
TComPattern* pcPatternKey,
|
||
|
|
Pel* piRefY,
|
||
|
|
Int iRefStride,
|
||
|
|
TComMv* pcMvSrchRngLT,
|
||
|
|
TComMv* pcMvSrchRngRB,
|
||
|
|
TComMv& rcMv,
|
||
|
|
Distortion& ruiSAD,
|
||
|
|
const TComMv* pIntegerMv2Nx2NPred
|
||
|
|
);
|
||
|
|
|
||
|
|
Void xPatternSearch ( TComPattern* pcPatternKey,
|
||
|
|
Pel* piRefY,
|
||
|
|
Int iRefStride,
|
||
|
|
TComMv* pcMvSrchRngLT,
|
||
|
|
TComMv* pcMvSrchRngRB,
|
||
|
|
TComMv& rcMv,
|
||
|
|
Distortion& ruiSAD );
|
||
|
|
|
||
|
|
Void xPatternSearchFracDIF (
|
||
|
|
Bool bIsLosslessCoded,
|
||
|
|
TComPattern* pcPatternKey,
|
||
|
|
Pel* piRefY,
|
||
|
|
Int iRefStride,
|
||
|
|
TComMv* pcMvInt,
|
||
|
|
TComMv& rcMvHalf,
|
||
|
|
TComMv& rcMvQter,
|
||
|
|
Distortion& ruiCost,
|
||
|
|
Bool biPred
|
||
|
|
);
|
||
|
|
|
||
|
|
Void xExtDIFUpSamplingH( TComPattern* pcPattern, Bool biPred );
|
||
|
|
Void xExtDIFUpSamplingQ( TComPattern* pcPatternKey, TComMv halfPelRef, Bool biPred );
|
||
|
|
|
||
|
|
// -------------------------------------------------------------------------------------------------------------------
|
||
|
|
// T & Q & Q-1 & T-1
|
||
|
|
// -------------------------------------------------------------------------------------------------------------------
|
||
|
|
|
||
|
|
|
||
|
|
Void xEncodeResidualQT( const ComponentID compID, TComTU &rTu );
|
||
|
|
Void xEstimateResidualQT( TComYuv* pcResi, Double &rdCost, UInt &ruiBits, Distortion &ruiDist, Distortion *puiZeroDist, TComTU &rTu DEBUG_STRING_FN_DECLARE(sDebug) );
|
||
|
|
Void xSetResidualQTData( TComYuv* pcResi, Bool bSpatial, TComTU &rTu );
|
||
|
|
|
||
|
|
UInt xModeBitsIntra ( TComDataCU* pcCU, UInt uiMode, UInt uiPartOffset, UInt uiDepth, UInt uiInitTrDepth, const ChannelType compID );
|
||
|
|
UInt xUpdateCandList( UInt uiMode, Double uiCost, UInt uiFastCandNum, UInt * CandModeList, Double * CandCostList );
|
||
|
|
|
||
|
|
// -------------------------------------------------------------------------------------------------------------------
|
||
|
|
// compute symbol bits
|
||
|
|
// -------------------------------------------------------------------------------------------------------------------
|
||
|
|
|
||
|
|
Void xAddSymbolBitsInter ( TComDataCU* pcCU,
|
||
|
|
UInt uiQp,
|
||
|
|
UInt uiTrMode,
|
||
|
|
UInt& ruiBits);
|
||
|
|
|
||
|
|
Void setWpScalingDistParam( TComDataCU* pcCU, Int iRefIdx, RefPicList eRefPicListCur );
|
||
|
|
inline Void setDistParamComp( ComponentID compIdx ) { m_cDistParam.compIdx = compIdx; }
|
||
|
|
|
||
|
|
};// END CLASS DEFINITION TEncSearch
|
||
|
|
|
||
|
|
//! \}
|
||
|
|
|
||
|
|
#endif // __TENCSEARCH__
|