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 TEncEntropy.h |
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35 | \brief entropy encoder class (header) |
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36 | */ |
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37 | |
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38 | #ifndef __TENCENTROPY__ |
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39 | #define __TENCENTROPY__ |
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40 | |
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41 | #include "TLibCommon/TComSlice.h" |
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42 | #include "TLibCommon/TComDataCU.h" |
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43 | #include "TLibCommon/TComBitStream.h" |
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44 | #include "TLibCommon/ContextModel.h" |
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45 | #include "TLibCommon/TComPic.h" |
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46 | #include "TLibCommon/TComTrQuant.h" |
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47 | #include "TLibCommon/TComAdaptiveLoopFilter.h" |
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48 | #include "TLibCommon/TComSampleAdaptiveOffset.h" |
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49 | |
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50 | class TEncSbac; |
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51 | class TEncCavlc; |
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52 | class SEI; |
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53 | |
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54 | // ==================================================================================================================== |
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55 | // Class definition |
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56 | // ==================================================================================================================== |
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57 | |
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58 | /// entropy encoder pure class |
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59 | class TEncEntropyIf |
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60 | { |
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61 | public: |
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62 | virtual Bool getAlfCtrl() = 0; |
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63 | virtual UInt getMaxAlfCtrlDepth() = 0; |
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64 | virtual Void setAlfCtrl(Bool bAlfCtrl) = 0; |
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65 | virtual Void setMaxAlfCtrlDepth(UInt uiMaxAlfCtrlDepth) = 0; |
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66 | |
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67 | virtual Void resetEntropy () = 0; |
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68 | #if CABAC_INIT_FLAG |
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69 | virtual Void determineCabacInitIdx () = 0; |
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70 | #endif |
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71 | virtual Void setBitstream ( TComBitIf* p ) = 0; |
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72 | virtual Void setSlice ( TComSlice* p ) = 0; |
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73 | virtual Void resetBits () = 0; |
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74 | virtual Void resetCoeffCost () = 0; |
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75 | virtual UInt getNumberOfWrittenBits() = 0; |
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76 | virtual UInt getCoeffCost () = 0; |
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77 | |
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78 | #if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046 |
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79 | virtual Void codeVPS ( TComVPS* pcVPS ) = 0; |
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80 | #endif |
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81 | |
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82 | #if HHI_MPI || H3D_QTL |
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83 | virtual Void codeSPS ( TComSPS* pcSPS, Bool bIsDepth ) = 0; |
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84 | #else |
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85 | virtual Void codeSPS ( TComSPS* pcSPS ) = 0; |
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86 | #endif |
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87 | virtual Void codePPS ( TComPPS* pcPPS ) = 0; |
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88 | virtual void codeSEI(const SEI&) = 0; |
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89 | virtual Void codeSliceHeader ( TComSlice* pcSlice ) = 0; |
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90 | virtual Void codeTileMarkerFlag ( TComSlice* pcSlice ) = 0; |
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91 | |
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92 | virtual Void codeTilesWPPEntryPoint ( TComSlice* pSlice ) = 0; |
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93 | virtual Void codeTerminatingBit ( UInt uilsLast ) = 0; |
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94 | virtual Void codeSliceFinish () = 0; |
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95 | virtual Void codeFlush () = 0; |
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96 | virtual Void encodeStart () = 0; |
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97 | |
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98 | virtual Void codeAlfCtrlDepth() = 0; |
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99 | #if H3D_IVMP |
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100 | virtual Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Int iNum ) = 0; |
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101 | #else |
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102 | virtual Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
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103 | #endif |
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104 | virtual Void codeScalingList ( TComScalingList* scalingList ) = 0; |
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105 | |
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106 | public: |
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107 | virtual Void codeAlfCtrlFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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108 | virtual Void codeApsExtensionFlag () = 0; |
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109 | |
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110 | virtual Void codeSkipFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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111 | #if LGE_ILLUCOMP_B0045 |
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112 | virtual Void codeICFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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113 | #endif |
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114 | virtual Void codeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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115 | virtual Void codeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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116 | #if H3D_IVRP |
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117 | virtual Void codeResPredFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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118 | #endif |
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119 | #if QC_ARP_D0177 |
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120 | virtual Void codeARPW ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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121 | #endif |
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122 | virtual Void codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0; |
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123 | |
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124 | virtual Void codePartSize ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0; |
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125 | virtual Void codePredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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126 | |
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127 | #if RWTH_SDC_DLT_B0036 |
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128 | virtual Void codeSDCFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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129 | virtual Void codeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiSegment ) = 0; |
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130 | virtual Void codeSDCPredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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131 | #endif |
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132 | |
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133 | virtual Void codeIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, Int numIPCM, Bool firstIPCMFlag) = 0; |
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134 | |
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135 | virtual Void codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) = 0; |
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136 | virtual Void codeQtCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) = 0; |
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137 | virtual Void codeQtRootCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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138 | virtual Void codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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139 | |
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140 | virtual Void codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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141 | virtual Void codeInterDir ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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142 | virtual Void codeRefFrmIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
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143 | virtual Void codeMvd ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
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144 | virtual Void codeDeltaQP ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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145 | virtual Void codeCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ) = 0; |
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146 | |
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147 | virtual Void codeAlfFlag ( UInt uiCode ) = 0; |
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148 | virtual Void codeAlfUvlc ( UInt uiCode ) = 0; |
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149 | virtual Void codeAlfSvlc ( Int iCode ) = 0; |
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150 | virtual Void codeAlfFixedLengthIdx( UInt idx, UInt numFilterSetsInBuffer) = 0; |
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151 | virtual Void codeAPSAlflag(UInt uiCode) = 0; |
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152 | /// set slice granularity |
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153 | virtual Void setSliceGranularity(Int iSliceGranularity) = 0; |
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154 | |
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155 | /// get slice granularity |
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156 | virtual Int getSliceGranularity() = 0; |
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157 | |
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158 | virtual Void codeAlfCtrlFlag ( UInt uiSymbol ) = 0; |
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159 | virtual Void codeSaoFlag ( UInt uiCode ) = 0; |
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160 | virtual Void codeSaoUvlc ( UInt uiCode ) = 0; |
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161 | virtual Void codeSaoSvlc ( Int iCode ) = 0; |
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162 | virtual Void codeSaoRun ( UInt uiCode, UInt uiMaxValue ) = 0; |
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163 | virtual Void codeSaoMergeLeft ( UInt uiCode, UInt uiCompIdx ) = 0; |
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164 | virtual Void codeSaoMergeUp ( UInt uiCode) = 0; |
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165 | virtual Void codeSaoTypeIdx ( UInt uiCode) = 0; |
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166 | virtual Void codeSaoUflc ( UInt uiCode) = 0; |
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167 | virtual Void estBit (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType) = 0; |
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168 | |
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169 | virtual Void updateContextTables ( SliceType eSliceType, Int iQp, Bool bExecuteFinish ) = 0; |
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170 | virtual Void updateContextTables ( SliceType eSliceType, Int iQp ) = 0; |
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171 | virtual Void writeTileMarker ( UInt uiTileIdx, UInt uiBitsUsed ) = 0; |
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172 | |
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173 | virtual Void codeAPSInitInfo (TComAPS* pcAPS)= 0; |
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174 | virtual Void codeFinish (Bool bEnd)= 0; |
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175 | |
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176 | virtual Void codeDFFlag (UInt uiCode, const Char *pSymbolName) = 0; |
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177 | virtual Void codeDFSvlc (Int iCode, const Char *pSymbolName) = 0; |
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178 | |
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179 | virtual ~TEncEntropyIf() {} |
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180 | |
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181 | }; |
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182 | |
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183 | /// entropy encoder class |
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184 | class TEncEntropy |
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185 | { |
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186 | private: |
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187 | UInt m_uiBakAbsPartIdx; |
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188 | UInt m_uiBakChromaOffset; |
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189 | UInt m_bakAbsPartIdxCU; |
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190 | |
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191 | public: |
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192 | Void setEntropyCoder ( TEncEntropyIf* e, TComSlice* pcSlice ); |
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193 | Void setBitstream ( TComBitIf* p ) { m_pcEntropyCoderIf->setBitstream(p); } |
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194 | Void resetBits () { m_pcEntropyCoderIf->resetBits(); } |
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195 | Void resetCoeffCost () { m_pcEntropyCoderIf->resetCoeffCost(); } |
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196 | UInt getNumberOfWrittenBits () { return m_pcEntropyCoderIf->getNumberOfWrittenBits(); } |
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197 | UInt getCoeffCost () { return m_pcEntropyCoderIf->getCoeffCost(); } |
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198 | Void resetEntropy () { m_pcEntropyCoderIf->resetEntropy(); } |
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199 | #if CABAC_INIT_FLAG |
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200 | Void determineCabacInitIdx () { m_pcEntropyCoderIf->determineCabacInitIdx(); } |
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201 | #endif |
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202 | |
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203 | Void encodeSliceHeader ( TComSlice* pcSlice ); |
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204 | Void encodeTileMarkerFlag (TComSlice* pcSlice) {m_pcEntropyCoderIf->codeTileMarkerFlag(pcSlice);} |
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205 | Void encodeTilesWPPEntryPoint( TComSlice* pSlice ); |
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206 | Void encodeTerminatingBit ( UInt uiIsLast ); |
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207 | Void encodeSliceFinish (); |
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208 | Void encodeFlush (); |
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209 | Void encodeStart (); |
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210 | Void encodeAlfFlag(UInt code) {m_pcEntropyCoderIf->codeAlfFlag(code);} |
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211 | Void encodeAlfStoredFilterSetIdx(UInt idx, UInt numFilterSetsInBuffer); |
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212 | Void encodeAlfFixedLengthRun(UInt run, UInt rx, UInt numLCUInWidth); |
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213 | Void encodeAlfParam(AlfParamSet* pAlfParamSet, Bool bSentInAPS = true, Int firstLCUAddr = 0, Bool alfAcrossSlice= true); |
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214 | Void encodeAlfParamSet(AlfParamSet* pAlfParamSet, Int numLCUInWidth, Int numLCU, Int firstLCUAddr, Bool alfAcrossSlice, Int startCompIdx, Int endCompIdx); |
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215 | Bool getAlfRepeatRowFlag(Int compIdx, AlfParamSet* pAlfParamSet, Int lcuIdx, Int lcuPos, Int startlcuPosX, Int endlcuPosX, Int numLCUInWidth); |
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216 | Int getAlfRun(Int compIdx, AlfParamSet* pAlfParamSet, Int lcuIdxInSlice, Int lcuPos, Int startlcuPosX, Int endlcuPosX); |
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217 | Void encodeAPSAlfFlag(UInt code) {m_pcEntropyCoderIf->codeAPSAlflag(code);} |
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218 | Void encodeAlfParam(ALFParam* pAlfParam); |
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219 | |
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220 | TEncEntropyIf* m_pcEntropyCoderIf; |
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221 | |
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222 | public: |
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223 | #if VIDYO_VPS_INTEGRATION|QC_MVHEVC_B0046 |
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224 | Void encodeVPS ( TComVPS* pcVPS); |
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225 | #endif |
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226 | // SPS |
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227 | #if HHI_MPI || H3D_QTL |
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228 | Void encodeSPS ( TComSPS* pcSPS, Bool bIsDepth ); |
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229 | #else |
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230 | Void encodeSPS ( TComSPS* pcSPS ); |
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231 | #endif |
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232 | Void encodePPS ( TComPPS* pcPPS ); |
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233 | void encodeSEI(const SEI&); |
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234 | Bool getAlfCtrl() {return m_pcEntropyCoderIf->getAlfCtrl();} |
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235 | UInt getMaxAlfCtrlDepth() {return m_pcEntropyCoderIf->getMaxAlfCtrlDepth();} |
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236 | Void setAlfCtrl(Bool bAlfCtrl) {m_pcEntropyCoderIf->setAlfCtrl(bAlfCtrl);} |
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237 | Void setMaxAlfCtrlDepth(UInt uiMaxAlfCtrlDepth) {m_pcEntropyCoderIf->setMaxAlfCtrlDepth(uiMaxAlfCtrlDepth);} |
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238 | |
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239 | Void encodeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false ); |
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240 | #if LGE_ILLUCOMP_B0045 |
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241 | Void encodeICFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false |
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242 | #if LGE_ILLUCOMP_DEPTH_C0046 |
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243 | , UInt uiDepth = 0 |
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244 | #endif |
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245 | ); |
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246 | #endif |
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247 | Void encodeSkipFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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248 | Void encodePUWise ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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249 | Void encodeInterDirPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx ); |
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250 | Void encodeRefFrmIdxPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
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251 | Void encodeMvdPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
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252 | Void encodeMVPIdxPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
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253 | Void encodeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx ); |
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254 | Void encodeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx, Bool bRD = false ); |
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255 | #if QC_ARP_D0177 |
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256 | Void encodeARPW ( TComDataCU* pcCU, UInt uiAbspartIdx , Bool bRD = false, UInt uiDepth = -1); |
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257 | #endif |
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258 | Void encodeAlfCtrlFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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259 | |
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260 | /// set slice granularity |
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261 | Void setSliceGranularity (Int iSliceGranularity) {m_pcEntropyCoderIf->setSliceGranularity(iSliceGranularity);} |
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262 | |
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263 | /// encode ALF CU control flag |
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264 | Void encodeAlfCtrlFlag(UInt uiFlag); |
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265 | |
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266 | Void encodeApsExtensionFlag() {m_pcEntropyCoderIf->codeApsExtensionFlag();}; |
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267 | |
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268 | Void encodeAlfCtrlParam(AlfCUCtrlInfo& cAlfParam, Int iNumCUsInPic); |
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269 | |
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270 | Void encodePredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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271 | Void encodePartSize ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false ); |
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272 | Void encodeIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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273 | Void encodePredInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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274 | Void encodeIntraDirModeLuma ( TComDataCU* pcCU, UInt uiAbsPartIdx ); |
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275 | |
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276 | Void encodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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277 | |
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278 | Void encodeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ); |
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279 | Void encodeQtCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ); |
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280 | Void encodeQtRootCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx ); |
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281 | Void encodeQP ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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282 | Void updateContextTables ( SliceType eSliceType, Int iQp, Bool bExecuteFinish ) { m_pcEntropyCoderIf->updateContextTables( eSliceType, iQp, bExecuteFinish ); } |
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283 | Void updateContextTables ( SliceType eSliceType, Int iQp ) { m_pcEntropyCoderIf->updateContextTables( eSliceType, iQp, true ); } |
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284 | Void writeTileMarker ( UInt uiTileIdx, UInt uiBitsUsed ) { m_pcEntropyCoderIf->writeTileMarker( uiTileIdx, uiBitsUsed ); } |
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285 | |
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286 | Void encodeAPSInitInfo (TComAPS* pcAPS) {m_pcEntropyCoderIf->codeAPSInitInfo(pcAPS);} |
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287 | Void encodeFinish (Bool bEnd) {m_pcEntropyCoderIf->codeFinish(bEnd);} |
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288 | Void encodeScalingList ( TComScalingList* scalingList ); |
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289 | Void encodeDFParams (TComAPS* pcAPS); |
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290 | |
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291 | #if RWTH_SDC_DLT_B0036 |
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292 | Void encodeSDCFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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293 | Void encodeSDCResidualData ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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294 | Void encodeSDCPredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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295 | #endif |
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296 | |
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297 | private: |
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298 | Void xEncodeTransform ( TComDataCU* pcCU,UInt offsetLumaOffset, UInt offsetChroma, UInt uiAbsPartIdx, UInt absTUPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, UInt uiInnerQuadIdx, UInt& uiYCbfFront3, UInt& uiUCbfFront3, UInt& uiVCbfFront3, Bool& bCodeDQP ); |
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299 | public: |
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300 | Void encodeCoeff ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP ); |
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301 | |
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302 | Void encodeCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoeff, UInt uiAbsPartIdx, UInt uiTrWidth, UInt uiTrHeight, UInt uiDepth, TextType eType ); |
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303 | |
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304 | Void estimateBit ( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType); |
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305 | |
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306 | // ALF-related |
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307 | Void codeAuxCountBit(ALFParam* pAlfParam, Int64* ruiRate); |
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308 | Void codeFiltCountBit(ALFParam* pAlfParam, Int64* ruiRate); |
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309 | Void codeAux (ALFParam* pAlfParam); |
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310 | Void codeFilt (ALFParam* pAlfParam); |
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311 | Int codeFilterCoeff(ALFParam* ALFp); |
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312 | Int writeFilterCodingParams(int minKStart, int minScanVal, int maxScanVal, int kMinTab[]); |
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313 | |
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314 | Int writeFilterCoeffs(int sqrFiltLength, int filters_per_group, int pDepthInt[], |
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315 | int **FilterCoeff, int kMinTab[]); |
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316 | Int golombEncode(int coeff, int k); |
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317 | Int lengthGolomb(int coeffVal, int k); |
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318 | Void encodeSaoUnit(Int rx, Int ry, Int compIdx, SAOParam* saoParam, Int repeatedRow); |
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319 | Void encodeSaoOffset(SaoLcuParam* saoLcuParam); |
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320 | Void encodeSaoUnitInterleaving(Int rx, Int ry, SAOParam* saoParam, TComDataCU* cu, Int cuAddrInSlice, Int cuAddrUpInSlice, Bool lfCrossSliceBoundaryFlag); |
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321 | Void encodeSaoParam (TComAPS* aps); |
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322 | |
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323 | static Int countNonZeroCoeffs( TCoeff* pcCoef, UInt uiSize ); |
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324 | |
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325 | };// END CLASS DEFINITION TEncEntropy |
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326 | |
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327 | //! \} |
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328 | |
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329 | #endif // __TENCENTROPY__ |
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330 | |
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