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) 2010-2011, 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 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 | |
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35 | |
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36 | /** \file TEncEntropy.h |
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37 | \brief entropy encoder class (header) |
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38 | */ |
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39 | |
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40 | #ifndef __TENCENTROPY__ |
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41 | #define __TENCENTROPY__ |
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42 | |
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43 | #include "../TLibCommon/TComSlice.h" |
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44 | #include "../TLibCommon/TComDataCU.h" |
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45 | #include "../TLibCommon/TComBitStream.h" |
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46 | #include "../TLibCommon/ContextModel.h" |
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47 | #include "../TLibCommon/TComPic.h" |
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48 | #include "../TLibCommon/TComTrQuant.h" |
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49 | class TEncSbac; |
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50 | class TEncCavlc; |
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51 | class SEI; |
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52 | |
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53 | // ==================================================================================================================== |
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54 | // Class definition |
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55 | // ==================================================================================================================== |
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56 | |
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57 | /// entropy encoder pure class |
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58 | class TEncEntropyIf |
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59 | { |
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60 | public: |
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61 | virtual Bool getAlfCtrl() = 0; |
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62 | virtual UInt getMaxAlfCtrlDepth() = 0; |
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63 | virtual Void setAlfCtrl(Bool bAlfCtrl) = 0; |
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64 | virtual Void setMaxAlfCtrlDepth(UInt uiMaxAlfCtrlDepth) = 0; |
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65 | |
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66 | virtual Void resetEntropy () = 0; |
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67 | virtual Void setBitstream ( TComBitIf* p ) = 0; |
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68 | virtual Void setSlice ( TComSlice* p ) = 0; |
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69 | virtual Void resetBits () = 0; |
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70 | virtual Void resetCoeffCost () = 0; |
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71 | virtual UInt getNumberOfWrittenBits() = 0; |
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72 | virtual UInt getCoeffCost () = 0; |
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73 | |
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74 | virtual Void codeNALUnitHeader ( NalUnitType eNalUnitType, NalRefIdc eNalRefIdc, UInt TemporalId = 0, Bool bOutputFlag = true ) = 0; |
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75 | |
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76 | virtual Void codeSPS ( TComSPS* pcSPS ) = 0; |
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77 | virtual Void codePPS ( TComPPS* pcPPS ) = 0; |
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78 | virtual void codeSEI(const SEI&) = 0; |
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79 | virtual Void codeSliceHeader ( TComSlice* pcSlice ) = 0; |
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80 | virtual Void codeTerminatingBit ( UInt uilsLast ) = 0; |
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81 | virtual Void codeSliceFinish () = 0; |
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82 | |
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83 | virtual Void codeAlfCtrlDepth() = 0; |
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84 | virtual Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
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85 | |
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86 | virtual Void codeViewIdx( Int iViewIdx ) = 0; |
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87 | |
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88 | public: |
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89 | virtual Void codeAlfCtrlFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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90 | |
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91 | virtual Void codeSkipFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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92 | virtual Void codeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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93 | virtual Void codeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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94 | #if HHI_INTER_VIEW_RESIDUAL_PRED |
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95 | virtual Void codeResPredFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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96 | #endif |
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97 | virtual Void codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0; |
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98 | |
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99 | virtual Void codePartSize ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0; |
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100 | virtual Void codePredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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101 | |
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102 | virtual Void codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) = 0; |
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103 | virtual Void codeQtCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) = 0; |
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104 | virtual Void codeQtRootCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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105 | virtual Void codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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106 | |
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107 | virtual Void codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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108 | virtual Void codeInterDir ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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109 | virtual Void codeRefFrmIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
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110 | virtual Void codeMvd ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
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111 | virtual Void codeDeltaQP ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
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112 | virtual Void codeCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) = 0; |
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113 | virtual Void codeBlockCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth, UInt uiQPartNum, Bool bRD = false) = 0; |
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114 | #if CAVLC_RQT_CBP |
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115 | virtual Void codeCbfTrdiv ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0; |
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116 | virtual UInt xGetFlagPattern ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0; |
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117 | #endif |
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118 | virtual Void codeCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType, Bool bRD = false ) = 0; |
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119 | |
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120 | virtual Void codeAlfFlag ( UInt uiCode ) = 0; |
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121 | virtual Void codeAlfUvlc ( UInt uiCode ) = 0; |
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122 | virtual Void codeAlfSvlc ( Int iCode ) = 0; |
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123 | #if TSB_ALF_HEADER |
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124 | virtual Void codeAlfFlagNum ( UInt uiCode, UInt minValue ) = 0; |
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125 | virtual Void codeAlfCtrlFlag ( UInt uiSymbol ) = 0; |
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126 | #endif |
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127 | #if MTK_SAO |
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128 | virtual Void codeAoFlag ( UInt uiCode ) = 0; |
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129 | virtual Void codeAoUvlc ( UInt uiCode ) = 0; |
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130 | virtual Void codeAoSvlc ( Int iCode ) = 0; |
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131 | #endif |
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132 | virtual Void estBit (estBitsSbacStruct* pcEstBitsSbac, UInt uiCTXIdx, TextType eTType) = 0; |
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133 | |
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134 | virtual ~TEncEntropyIf() {} |
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135 | }; |
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136 | |
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137 | /// entropy encoder class |
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138 | class TEncEntropy |
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139 | { |
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140 | public: |
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141 | Void setEntropyCoder ( TEncEntropyIf* e, TComSlice* pcSlice ); |
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142 | Void setBitstream ( TComBitIf* p ) { m_pcEntropyCoderIf->setBitstream(p); } |
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143 | Void resetBits () { m_pcEntropyCoderIf->resetBits(); } |
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144 | Void resetCoeffCost () { m_pcEntropyCoderIf->resetCoeffCost(); } |
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145 | UInt getNumberOfWrittenBits () { return m_pcEntropyCoderIf->getNumberOfWrittenBits(); } |
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146 | UInt getCoeffCost () { return m_pcEntropyCoderIf->getCoeffCost(); } |
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147 | Void resetEntropy () { m_pcEntropyCoderIf->resetEntropy(); } |
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148 | |
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149 | Void encodeSliceHeader ( TComSlice* pcSlice ); |
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150 | Void encodeTerminatingBit ( UInt uiIsLast ); |
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151 | Void encodeSliceFinish (); |
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152 | |
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153 | Void encodeAlfParam(ALFParam* pAlfParam); |
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154 | Void encodeMVPIdx( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Bool bRD = false ); |
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155 | |
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156 | Void encodeViewIdx(Int iViewIdx ); |
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157 | |
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158 | TEncEntropyIf* m_pcEntropyCoderIf; |
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159 | |
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160 | public: |
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161 | // SPS |
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162 | Void encodeSPS ( TComSPS* pcSPS ); |
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163 | Void encodePPS ( TComPPS* pcPPS ); |
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164 | void encodeSEI(const SEI&); |
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165 | Bool getAlfCtrl() {return m_pcEntropyCoderIf->getAlfCtrl();} |
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166 | UInt getMaxAlfCtrlDepth() {return m_pcEntropyCoderIf->getMaxAlfCtrlDepth();} |
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167 | Void setAlfCtrl(Bool bAlfCtrl) {m_pcEntropyCoderIf->setAlfCtrl(bAlfCtrl);} |
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168 | Void setMaxAlfCtrlDepth(UInt uiMaxAlfCtrlDepth) {m_pcEntropyCoderIf->setMaxAlfCtrlDepth(uiMaxAlfCtrlDepth);} |
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169 | |
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170 | Void encodeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false ); |
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171 | Void encodeSkipFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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172 | Void encodePUWise ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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173 | Void encodeInterDirPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx ); |
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174 | Void encodeRefFrmIdxPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
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175 | Void encodeMvdPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
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176 | Void encodeMVPIdxPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
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177 | Void encodeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx ); |
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178 | #if HHI_MRG_SKIP |
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179 | Void encodeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx, Bool bRD = false ); |
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180 | #else |
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181 | Void encodeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx ); |
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182 | #endif |
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183 | #if HHI_INTER_VIEW_RESIDUAL_PRED |
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184 | Void encodeResPredFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiPUIdx, Bool bRD = false ); |
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185 | #endif |
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186 | Void encodeAlfCtrlFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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187 | #if TSB_ALF_HEADER |
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188 | Void encodeAlfCtrlParam ( ALFParam *pAlfParam ); |
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189 | #endif |
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190 | Void encodePredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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191 | Void encodePartSize ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false ); |
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192 | |
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193 | Void encodePredInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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194 | Void encodeIntraDirModeLuma ( TComDataCU* pcCU, UInt uiAbsPartIdx ); |
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195 | |
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196 | Void encodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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197 | Void encodeInterDir ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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198 | Void encodeRefFrmIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Bool bRD = false ); |
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199 | Void encodeMvd ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList, Bool bRD = false ); |
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200 | |
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201 | Void encodeTransformIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false ); |
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202 | Void encodeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ); |
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203 | Void encodeQtCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ); |
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204 | Void encodeQtRootCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx ); |
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205 | Void encodeQP ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
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206 | |
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207 | private: |
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208 | Void xEncodeTransformSubdiv ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiInnerQuadIdx, UInt& uiYCbfFront3, UInt& uiUCbfFront3, UInt& uiVCbfFront3 ); |
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209 | Void xEncodeCoeff ( TComDataCU* pcCU, TCoeff* pcCoeff, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, UInt uiTrIdx, UInt uiCurrTrIdx, TextType eType, Bool bRD = false ); |
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210 | public: |
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211 | Void encodeCoeff ( TComDataCU* pcCU , UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight ); |
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212 | Void encodeCoeff ( TComDataCU* pcCU, TCoeff* pCoeff , UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, UInt uiMaxTrMode, UInt uiTrMode, TextType eType, Bool bRD = false ); |
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213 | |
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214 | Void encodeCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoeff, UInt uiAbsPartIdx, UInt uiTrWidth, UInt uiTrHeight, UInt uiDepth, TextType eType, Bool bRD = false ); |
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215 | |
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216 | Void estimateBit ( estBitsSbacStruct* pcEstBitsSbac, UInt uiWidth, TextType eTType); |
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217 | |
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218 | // ALF-related |
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219 | Void codeAuxCountBit(ALFParam* pAlfParam, Int64* ruiRate); |
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220 | Void codeFiltCountBit(ALFParam* pAlfParam, Int64* ruiRate); |
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221 | Void codeAux (ALFParam* pAlfParam); |
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222 | Void codeFilt (ALFParam* pAlfParam); |
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223 | Int codeFilterCoeff(ALFParam* ALFp); |
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224 | Int writeFilterCodingParams(int minKStart, int maxScanVal, int kMinTab[]); |
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225 | Int writeFilterCoeffs(int sqrFiltLength, int filters_per_group, int pDepthInt[], |
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226 | int **FilterCoeff, int kMinTab[]); |
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227 | Int golombEncode(int coeff, int k); |
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228 | Int lengthGolomb(int coeffVal, int k); |
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229 | #if MTK_SAO |
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230 | Void encodeQAOOnePart(SAOParam* pQaoParam, Int part_idx); |
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231 | Void encodeQuadTreeSplitFlag(SAOParam* pQaoParam, Int part_idx); |
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232 | Void encodeSaoParam(SAOParam* pQaoParam) ; |
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233 | #endif |
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234 | |
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235 | };// END CLASS DEFINITION TEncEntropy |
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236 | |
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237 | |
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238 | #endif // __TENCENTROPY__ |
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239 | |
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