forked from mirror/libbpg
178 lines
7.4 KiB
C
178 lines
7.4 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 TEncCu.h
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\brief Coding Unit (CU) encoder class (header)
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*/
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#ifndef __TENCCU__
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#define __TENCCU__
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// Include files
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#include "TLibCommon/CommonDef.h"
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#include "TLibCommon/TComYuv.h"
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#include "TLibCommon/TComPrediction.h"
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#include "TLibCommon/TComTrQuant.h"
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#include "TLibCommon/TComBitCounter.h"
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#include "TLibCommon/TComDataCU.h"
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#include "TEncEntropy.h"
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#include "TEncSearch.h"
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#include "TEncRateCtrl.h"
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//! \ingroup TLibEncoder
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//! \{
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class TEncTop;
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class TEncSbac;
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class TEncCavlc;
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class TEncSlice;
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// ====================================================================================================================
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// Class definition
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// ====================================================================================================================
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/// CU encoder class
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class TEncCu
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{
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private:
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TComDataCU** m_ppcBestCU; ///< Best CUs in each depth
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TComDataCU** m_ppcTempCU; ///< Temporary CUs in each depth
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UChar m_uhTotalDepth;
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TComYuv** m_ppcPredYuvBest; ///< Best Prediction Yuv for each depth
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TComYuv** m_ppcResiYuvBest; ///< Best Residual Yuv for each depth
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TComYuv** m_ppcRecoYuvBest; ///< Best Reconstruction Yuv for each depth
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TComYuv** m_ppcPredYuvTemp; ///< Temporary Prediction Yuv for each depth
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TComYuv** m_ppcResiYuvTemp; ///< Temporary Residual Yuv for each depth
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TComYuv** m_ppcRecoYuvTemp; ///< Temporary Reconstruction Yuv for each depth
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TComYuv** m_ppcOrigYuv; ///< Original Yuv for each depth
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// Data : encoder control
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Bool m_bEncodeDQP;
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Bool m_CodeChromaQpAdjFlag;
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Int m_ChromaQpAdjIdc;
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// Access channel
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TEncCfg* m_pcEncCfg;
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TEncSearch* m_pcPredSearch;
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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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TEncBinCABAC* m_pcBinCABAC;
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// SBAC RD
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TEncSbac*** m_pppcRDSbacCoder;
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TEncSbac* m_pcRDGoOnSbacCoder;
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TEncRateCtrl* m_pcRateCtrl;
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public:
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/// copy parameters from encoder class
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Void init ( TEncTop* pcEncTop );
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/// create internal buffers
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Void create ( UChar uhTotalDepth, UInt iMaxWidth, UInt iMaxHeight, ChromaFormat chromaFormat );
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/// destroy internal buffers
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Void destroy ();
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/// CTU analysis function
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Void compressCtu ( TComDataCU* pCtu );
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/// CTU encoding function
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Void encodeCtu ( TComDataCU* pCtu );
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Int updateCtuDataISlice ( TComDataCU* pCtu, Int width, Int height );
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protected:
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Void finishCU ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
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#if AMP_ENC_SPEEDUP
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Void xCompressCU ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, UInt uiDepth DEBUG_STRING_FN_DECLARE(sDebug), PartSize eParentPartSize = NUMBER_OF_PART_SIZES );
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#else
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Void xCompressCU ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, UInt uiDepth );
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#endif
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Void xEncodeCU ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
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Int xComputeQP ( TComDataCU* pcCU, UInt uiDepth );
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Void xCheckBestMode ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, UInt uiDepth DEBUG_STRING_FN_DECLARE(sParent) DEBUG_STRING_FN_DECLARE(sTest) DEBUG_STRING_PASS_INTO(Bool bAddSizeInfo=true));
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Void xCheckRDCostMerge2Nx2N( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU DEBUG_STRING_FN_DECLARE(sDebug), Bool *earlyDetectionSkipMode );
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#if AMP_MRG
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Void xCheckRDCostInter ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, PartSize ePartSize DEBUG_STRING_FN_DECLARE(sDebug), Bool bUseMRG = false );
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#else
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Void xCheckRDCostInter ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, PartSize ePartSize );
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#endif
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Void xCheckRDCostIntra ( TComDataCU *&rpcBestCU,
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TComDataCU *&rpcTempCU,
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Double &cost,
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PartSize ePartSize
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DEBUG_STRING_FN_DECLARE(sDebug)
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);
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Void xCheckDQP ( TComDataCU* pcCU );
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Void xCheckIntraPCM ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU );
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Void xCopyAMVPInfo ( AMVPInfo* pSrc, AMVPInfo* pDst );
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Void xCopyYuv2Pic (TComPic* rpcPic, UInt uiCUAddr, UInt uiAbsPartIdx, UInt uiDepth, UInt uiSrcDepth, TComDataCU* pcCU, UInt uiLPelX, UInt uiTPelY );
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Void xCopyYuv2Tmp ( UInt uhPartUnitIdx, UInt uiDepth );
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Bool getdQPFlag () { return m_bEncodeDQP; }
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Void setdQPFlag ( Bool b ) { m_bEncodeDQP = b; }
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Bool getCodeChromaQpAdjFlag() { return m_CodeChromaQpAdjFlag; }
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Void setCodeChromaQpAdjFlag( Bool b ) { m_CodeChromaQpAdjFlag = b; }
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#if ADAPTIVE_QP_SELECTION
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// Adaptive reconstruction level (ARL) statistics collection functions
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Void xCtuCollectARLStats(TComDataCU* pCtu);
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Int xTuCollectARLStats(TCoeff* rpcCoeff, TCoeff* rpcArlCoeff, Int NumCoeffInCU, Double* cSum, UInt* numSamples );
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#endif
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#if AMP_ENC_SPEEDUP
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#if AMP_MRG
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Void deriveTestModeAMP (TComDataCU *pcBestCU, PartSize eParentPartSize, Bool &bTestAMP_Hor, Bool &bTestAMP_Ver, Bool &bTestMergeAMP_Hor, Bool &bTestMergeAMP_Ver);
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#else
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Void deriveTestModeAMP (TComDataCU *pcBestCU, PartSize eParentPartSize, Bool &bTestAMP_Hor, Bool &bTestAMP_Ver);
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#endif
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#endif
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Void xFillPCMBuffer ( TComDataCU* pCU, TComYuv* pOrgYuv );
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};
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//! \}
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#endif // __TENCMB__
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