[56] | 1 | /* The copyright in this software is being made available under the BSD |
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| 2 | * License, included below. This software may be subject to other third party |
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| 3 | * and contributor rights, including patent rights, and no such rights are |
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| 4 | * granted under this license. |
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| 5 | * |
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| 6 | * Copyright (c) 2010-2012, ITU/ISO/IEC |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * Redistribution and use in source and binary forms, with or without |
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| 10 | * modification, are permitted provided that the following conditions are met: |
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| 11 | * |
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| 12 | * * Redistributions of source code must retain the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer. |
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| 14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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| 15 | * this list of conditions and the following disclaimer in the documentation |
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| 16 | * and/or other materials provided with the distribution. |
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| 17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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| 18 | * be used to endorse or promote products derived from this software without |
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| 19 | * specific prior written permission. |
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| 20 | * |
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| 21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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| 25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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| 32 | */ |
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| 33 | |
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| 34 | /** \file TComSampleAdaptiveOffset.h |
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| 35 | \brief sample adaptive offset class (header) |
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| 36 | */ |
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| 37 | |
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| 38 | #ifndef __TCOMSAMPLEADAPTIVEOFFSET__ |
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| 39 | #define __TCOMSAMPLEADAPTIVEOFFSET__ |
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| 40 | |
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| 41 | #include "CommonDef.h" |
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| 42 | #include "TComPic.h" |
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| 43 | |
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| 44 | //! \ingroup TLibCommon |
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| 45 | //! \{ |
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| 46 | |
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| 47 | // ==================================================================================================================== |
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| 48 | // Constants |
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| 49 | // ==================================================================================================================== |
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| 50 | |
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| 51 | #define SAO_MAX_DEPTH 4 |
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| 52 | #define SAO_BO_BITS 5 |
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| 53 | #define LUMA_GROUP_NUM (1<<SAO_BO_BITS) |
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| 54 | #define MAX_NUM_SAO_OFFSETS 4 |
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| 55 | #define MAX_NUM_SAO_CLASS 33 |
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| 56 | // ==================================================================================================================== |
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| 57 | // Class definition |
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| 58 | // ==================================================================================================================== |
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| 59 | |
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| 60 | /// Sample Adaptive Offset class |
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| 61 | class TComSampleAdaptiveOffset |
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| 62 | { |
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| 63 | protected: |
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| 64 | TComPic* m_pcPic; |
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| 65 | |
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| 66 | static UInt m_uiMaxDepth; |
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| 67 | static const Int m_aiNumPartsInRow[5]; |
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| 68 | static const Int m_aiNumPartsLevel[5]; |
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| 69 | static const Int m_aiNumCulPartsLevel[5]; |
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| 70 | static const UInt m_auiEoTable[9]; |
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| 71 | static const UInt m_auiEoTable2D[9]; |
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| 72 | static const UInt m_iWeightSao[MAX_NUM_SAO_TYPE]; |
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| 73 | Int *m_iOffsetBo; |
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| 74 | Int m_iOffsetEo[LUMA_GROUP_NUM]; |
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| 75 | |
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| 76 | Int m_iPicWidth; |
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| 77 | Int m_iPicHeight; |
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| 78 | UInt m_uiMaxSplitLevel; |
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| 79 | UInt m_uiMaxCUWidth; |
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| 80 | UInt m_uiMaxCUHeight; |
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| 81 | Int m_iNumCuInWidth; |
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| 82 | Int m_iNumCuInHeight; |
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| 83 | Int m_iNumTotalParts; |
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| 84 | static Int m_iNumClass[MAX_NUM_SAO_TYPE]; |
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| 85 | SliceType m_eSliceType; |
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| 86 | Int m_iPicNalReferenceIdc; |
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| 87 | |
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| 88 | UInt m_uiSaoBitIncrease; |
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| 89 | UInt m_uiQP; |
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| 90 | |
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| 91 | Pel *m_pClipTable; |
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| 92 | Pel *m_pClipTableBase; |
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| 93 | Pel *m_lumaTableBo; |
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| 94 | Int *m_iUpBuff1; |
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| 95 | Int *m_iUpBuff2; |
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| 96 | Int *m_iUpBufft; |
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| 97 | Int *ipSwap; |
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| 98 | Bool m_bUseNIF; //!< true for performing non-cross slice boundary ALF |
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| 99 | UInt m_uiNumSlicesInPic; //!< number of slices in picture |
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| 100 | Int m_iSGDepth; //!< slice granularity depth |
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| 101 | TComPicYuv* m_pcYuvTmp; //!< temporary picture buffer pointer when non-across slice/tile boundary SAO is enabled |
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| 102 | |
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| 103 | Pel* m_pTmpU1; |
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| 104 | Pel* m_pTmpU2; |
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| 105 | Pel* m_pTmpL1; |
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| 106 | Pel* m_pTmpL2; |
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| 107 | Int* m_iLcuPartIdx; |
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| 108 | Int m_maxNumOffsetsPerPic; |
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| 109 | Bool m_saoInterleavingFlag; |
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| 110 | public: |
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| 111 | TComSampleAdaptiveOffset (); |
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| 112 | virtual ~TComSampleAdaptiveOffset(); |
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| 113 | |
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| 114 | Void create( UInt uiSourceWidth, UInt uiSourceHeight, UInt uiMaxCUWidth, UInt uiMaxCUHeight, UInt uiMaxCUDepth ); |
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| 115 | Void destroy (); |
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| 116 | |
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| 117 | Int convertLevelRowCol2Idx(int level, int row, int col); |
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| 118 | void convertIdx2LevelRowCol(int idx, int *level, int *row, int *col); |
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| 119 | |
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| 120 | Void initSAOParam (SAOParam *pcSaoParam, Int iPartLevel, Int iPartRow, Int iPartCol, Int iParentPartIdx, Int StartCUX, Int EndCUX, Int StartCUY, Int EndCUY, Int iYCbCr); |
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| 121 | Void allocSaoParam (SAOParam* pcSaoParam); |
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| 122 | Void resetSAOParam (SAOParam *pcSaoParam); |
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| 123 | Void freeSaoParam (SAOParam *pcSaoParam); |
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| 124 | |
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| 125 | Void SAOProcess(TComPic* pcPic, SAOParam* pcSaoParam); |
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| 126 | Void processSaoCu(Int iAddr, Int iSaoType, Int iYCbCr); |
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| 127 | Void processSaoOnePart(SAOQTPart *psQTPart, UInt uiPartIdx, Int iYCbCr); |
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| 128 | Void processSaoQuadTree(SAOQTPart *psQTPart, UInt uiPartIdx, Int iYCbCr); |
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| 129 | Pel* getPicYuvAddr(TComPicYuv* pcPicYuv, Int iYCbCr,Int iAddr = 0); |
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| 130 | |
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| 131 | Void processSaoCuOrg(Int iAddr, Int iPartIdx, Int iYCbCr); //!< LCU-basd SAO process without slice granularity |
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| 132 | Void createPicSaoInfo(TComPic* pcPic, Int numSlicesInPic = 1); |
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| 133 | Void destroyPicSaoInfo(); |
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| 134 | Void processSaoBlock(Pel* pDec, Pel* pRest, Int stride, Int iSaoType, UInt xPos, UInt yPos, UInt width, UInt height, Bool* pbBorderAvail); |
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| 135 | |
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| 136 | Void resetLcuPart(SaoLcuParam* saoLcuParam); |
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| 137 | Void convertQT2SaoUnit(SAOParam* saoParam, UInt partIdx, Int yCbCr); |
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| 138 | Void convertOnePart2SaoUnit(SAOParam *saoParam, UInt partIdx, Int yCbCr); |
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| 139 | Void processSaoUnitAll(SaoLcuParam* saoLcuParam, Bool oneUnitFlag, Int yCbCr); |
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| 140 | Void setSaoInterleavingFlag (Bool bVal) {m_saoInterleavingFlag = bVal;} |
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| 141 | Bool getSaoInterleavingFlag () {return m_saoInterleavingFlag;} |
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| 142 | }; |
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| 143 | |
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| 144 | //! \} |
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| 145 | #endif |
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| 146 | |
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