[191] | 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) 2010-2013, 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 TEncSlice.h |
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| 35 | \brief slice encoder class (header) |
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| 36 | */ |
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| 37 | |
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| 38 | #ifndef __TENCSLICE__ |
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| 39 | #define __TENCSLICE__ |
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| 40 | |
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| 41 | // Include files |
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| 42 | #include "TLibCommon/CommonDef.h" |
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| 43 | #include "TLibCommon/TComList.h" |
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| 44 | #include "TLibCommon/TComPic.h" |
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| 45 | #include "TLibCommon/TComPicYuv.h" |
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| 46 | #include "TEncCu.h" |
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| 47 | #include "WeightPredAnalysis.h" |
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| 48 | #include "TEncRateCtrl.h" |
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| 49 | |
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| 50 | //! \ingroup TLibEncoder |
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| 51 | //! \{ |
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| 52 | |
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| 53 | class TEncTop; |
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| 54 | class TEncGOP; |
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| 55 | |
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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 | /// slice encoder class |
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| 61 | class TEncSlice |
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| 62 | : public WeightPredAnalysis |
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| 63 | { |
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| 64 | private: |
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| 65 | // encoder configuration |
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| 66 | TEncCfg* m_pcCfg; ///< encoder configuration class |
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| 67 | |
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| 68 | #if SVC_EXTENSION |
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| 69 | TEncTop** m_ppcTEncTop; |
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| 70 | #endif |
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| 71 | |
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| 72 | // pictures |
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| 73 | TComList<TComPic*>* m_pcListPic; ///< list of pictures |
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| 74 | TComPicYuv* m_apcPicYuvPred; ///< prediction picture buffer |
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| 75 | TComPicYuv* m_apcPicYuvResi; ///< residual picture buffer |
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| 76 | |
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| 77 | // processing units |
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| 78 | TEncGOP* m_pcGOPEncoder; ///< GOP encoder |
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| 79 | TEncCu* m_pcCuEncoder; ///< CU encoder |
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| 80 | |
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| 81 | // encoder search |
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| 82 | TEncSearch* m_pcPredSearch; ///< encoder search class |
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| 83 | |
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| 84 | // coding tools |
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| 85 | TEncEntropy* m_pcEntropyCoder; ///< entropy encoder |
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| 86 | TEncCavlc* m_pcCavlcCoder; ///< CAVLC encoder |
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| 87 | TEncSbac* m_pcSbacCoder; ///< SBAC encoder |
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| 88 | TEncBinCABAC* m_pcBinCABAC; ///< Bin encoder CABAC |
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| 89 | TComTrQuant* m_pcTrQuant; ///< transform & quantization |
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| 90 | |
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| 91 | // RD optimization |
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| 92 | TComBitCounter* m_pcBitCounter; ///< bit counter |
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| 93 | TComRdCost* m_pcRdCost; ///< RD cost computation |
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| 94 | TEncSbac*** m_pppcRDSbacCoder; ///< storage for SBAC-based RD optimization |
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| 95 | TEncSbac* m_pcRDGoOnSbacCoder; ///< go-on SBAC encoder |
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| 96 | UInt64 m_uiPicTotalBits; ///< total bits for the picture |
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| 97 | UInt64 m_uiPicDist; ///< total distortion for the picture |
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| 98 | Double m_dPicRdCost; ///< picture-level RD cost |
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| 99 | Double* m_pdRdPicLambda; ///< array of lambda candidates |
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| 100 | Double* m_pdRdPicQp; ///< array of picture QP candidates (double-type for lambda) |
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| 101 | Int* m_piRdPicQp; ///< array of picture QP candidates (Int-type) |
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| 102 | TEncBinCABAC* m_pcBufferBinCoderCABACs; ///< line of bin coder CABAC |
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| 103 | TEncSbac* m_pcBufferSbacCoders; ///< line to store temporary contexts |
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| 104 | TEncBinCABAC* m_pcBufferLowLatBinCoderCABACs; ///< dependent tiles: line of bin coder CABAC |
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| 105 | TEncSbac* m_pcBufferLowLatSbacCoders; ///< dependent tiles: line to store temporary contexts |
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| 106 | TEncRateCtrl* m_pcRateCtrl; ///< Rate control manager |
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| 107 | UInt m_uiSliceIdx; |
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| 108 | std::vector<TEncSbac*> CTXMem; |
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| 109 | public: |
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| 110 | TEncSlice(); |
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| 111 | virtual ~TEncSlice(); |
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| 112 | |
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| 113 | Void create ( Int iWidth, Int iHeight, UInt iMaxCUWidth, UInt iMaxCUHeight, UChar uhTotalDepth ); |
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| 114 | Void destroy (); |
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| 115 | Void init ( TEncTop* pcEncTop ); |
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| 116 | |
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| 117 | /// preparation of slice encoding (reference marking, QP and lambda) |
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| 118 | #if SVC_EXTENSION |
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| 119 | Void initEncSlice ( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, |
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| 120 | Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS, TComVPS *vps ); |
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| 121 | #else |
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| 122 | Void initEncSlice ( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, |
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| 123 | Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS ); |
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| 124 | #endif |
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| 125 | |
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| 126 | #if RATE_CONTROL_LAMBDA_DOMAIN |
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| 127 | Void resetQP ( TComPic* pic, Int sliceQP, Double lambda ); |
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| 128 | #else |
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| 129 | Void xLamdaRecalculation ( Int changeQP, Int idGOP, Int depth, SliceType eSliceType, TComSPS* pcSPS, TComSlice* pcSlice); |
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| 130 | #endif |
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| 131 | // compress and encode slice |
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| 132 | Void precompressSlice ( TComPic*& rpcPic ); ///< precompress slice for multi-loop opt. |
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| 133 | Void compressSlice ( TComPic*& rpcPic ); ///< analysis stage of slice |
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| 134 | Void encodeSlice ( TComPic*& rpcPic, TComOutputBitstream* pcSubstreams ); |
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| 135 | |
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| 136 | // misc. functions |
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| 137 | Void setSearchRange ( TComSlice* pcSlice ); ///< set ME range adaptively |
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| 138 | UInt64 getTotalBits () { return m_uiPicTotalBits; } |
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| 139 | |
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| 140 | TEncCu* getCUEncoder() { return m_pcCuEncoder; } ///< CU encoder |
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| 141 | Void xDetermineStartAndBoundingCUAddr ( UInt& uiStartCUAddr, UInt& uiBoundingCUAddr, TComPic*& rpcPic, Bool bEncodeSlice ); |
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| 142 | UInt getSliceIdx() { return m_uiSliceIdx; } |
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| 143 | Void setSliceIdx(UInt i) { m_uiSliceIdx = i; } |
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| 144 | Void initCtxMem( UInt i ); |
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| 145 | Void setCtxMem( TEncSbac* sb, Int b ) { CTXMem[b] = sb; } |
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| 146 | |
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| 147 | private: |
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| 148 | Double xGetQPValueAccordingToLambda ( Double lambda ); |
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| 149 | |
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[189] | 150 | #if JCTVC_M0259_LAMBDAREFINEMENT |
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| 151 | private: |
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| 152 | Double xCalEnhLambdaFactor( Double deltaQP , Double beta ); |
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| 153 | #endif |
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[191] | 154 | }; |
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| 155 | |
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| 156 | //! \} |
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| 157 | |
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| 158 | #endif // __TENCSLICE__ |
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