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) 2010-2015, 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 | // pictures |
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69 | TComList<TComPic*>* m_pcListPic; ///< list of pictures |
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70 | TComPicYuv* m_apcPicYuvPred; ///< prediction picture buffer |
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71 | TComPicYuv* m_apcPicYuvResi; ///< residual picture buffer |
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72 | |
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73 | // processing units |
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74 | TEncGOP* m_pcGOPEncoder; ///< GOP encoder |
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75 | TEncCu* m_pcCuEncoder; ///< CU encoder |
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76 | |
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77 | // encoder search |
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78 | TEncSearch* m_pcPredSearch; ///< encoder search class |
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79 | |
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80 | // coding tools |
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81 | TEncEntropy* m_pcEntropyCoder; ///< entropy encoder |
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82 | TEncSbac* m_pcSbacCoder; ///< SBAC encoder |
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83 | TEncBinCABAC* m_pcBinCABAC; ///< Bin encoder CABAC |
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84 | TComTrQuant* m_pcTrQuant; ///< transform & quantization |
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85 | |
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86 | // RD optimization |
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87 | TComRdCost* m_pcRdCost; ///< RD cost computation |
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88 | TEncSbac*** m_pppcRDSbacCoder; ///< storage for SBAC-based RD optimization |
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89 | TEncSbac* m_pcRDGoOnSbacCoder; ///< go-on SBAC encoder |
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90 | UInt64 m_uiPicTotalBits; ///< total bits for the picture |
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91 | #if NH_3D_VSO |
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92 | Dist64 m_uiPicDist; ///< total distortion for the picture |
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93 | #else |
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94 | UInt64 m_uiPicDist; ///< total distortion for the picture |
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95 | #endif |
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96 | Double m_dPicRdCost; ///< picture-level RD cost |
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97 | Double* m_pdRdPicLambda; ///< array of lambda candidates |
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98 | Double* m_pdRdPicQp; ///< array of picture QP candidates (double-type for lambda) |
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99 | Int* m_piRdPicQp; ///< array of picture QP candidates (Int-type) |
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100 | TEncRateCtrl* m_pcRateCtrl; ///< Rate control manager |
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101 | UInt m_uiSliceIdx; |
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102 | TEncSbac m_lastSliceSegmentEndContextState; ///< context storage for state at the end of the previous slice-segment (used for dependent slices only). |
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103 | TEncSbac m_entropyCodingSyncContextState; ///< context storate for state of contexts at the wavefront/WPP/entropy-coding-sync second CTU of tile-row |
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104 | SliceType m_encCABACTableIdx; |
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105 | |
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106 | Void setUpLambda(TComSlice* slice, const Double dLambda, Int iQP); |
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107 | Void calculateBoundingCtuTsAddrForSlice(UInt &startCtuTSAddrSlice, UInt &boundingCtuTSAddrSlice, Bool &haveReachedTileBoundary, TComPic* pcPic, const Int sliceMode, const Int sliceArgument); |
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108 | |
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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, ChromaFormat chromaFormat, 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 NH_MV |
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119 | Void initEncSlice ( TComPic* pcPic, Int pocLast, Int pocCurr, |
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120 | Int iGOPid, TComSlice*& rpcSlice, TComVPS* pVPS, Int layerId, bool isField ); |
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121 | #else |
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122 | Void initEncSlice ( TComPic* pcPic, Int pocLast, Int pocCurr, |
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123 | Int iGOPid, TComSlice*& rpcSlice, Bool isField ); |
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124 | #endif |
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125 | Void resetQP ( TComPic* pic, Int sliceQP, Double lambda ); |
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126 | // compress and encode slice |
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127 | Void precompressSlice ( TComPic* pcPic ); ///< precompress slice for multi-loop slice-level QP opt. |
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128 | Void compressSlice ( TComPic* pcPic, const Bool bCompressEntireSlice, const Bool bFastDeltaQP ); ///< analysis stage of slice |
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129 | Void calCostSliceI ( TComPic* pcPic ); |
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130 | Void encodeSlice ( TComPic* pcPic, TComOutputBitstream* pcSubstreams, UInt &numBinsCoded ); |
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131 | |
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132 | // misc. functions |
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133 | Void setSearchRange ( TComSlice* pcSlice ); ///< set ME range adaptively |
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134 | |
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135 | TEncCu* getCUEncoder() { return m_pcCuEncoder; } ///< CU encoder |
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136 | Void xDetermineStartAndBoundingCtuTsAddr ( UInt& startCtuTsAddr, UInt& boundingCtuTsAddr, TComPic* pcPic ); |
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137 | UInt getSliceIdx() { return m_uiSliceIdx; } |
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138 | Void setSliceIdx(UInt i) { m_uiSliceIdx = i; } |
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139 | |
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140 | SliceType getEncCABACTableIdx() const { return m_encCABACTableIdx; } |
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141 | |
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142 | private: |
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143 | Double xGetQPValueAccordingToLambda ( Double lambda ); |
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144 | }; |
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145 | |
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146 | //! \} |
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147 | |
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148 | #endif // __TENCSLICE__ |
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