1 | /* The copyright in this software is being made available under the BSD |
---|
2 | * License, included below. This software may be subject to other third party |
---|
3 | * and contributor rights, including patent rights, and no such rights are |
---|
4 | * granted under this license. |
---|
5 | * |
---|
6 | * Copyright (c) 2010-2014, ITU/ISO/IEC |
---|
7 | * All rights reserved. |
---|
8 | * |
---|
9 | * Redistribution and use in source and binary forms, with or without |
---|
10 | * modification, are permitted provided that the following conditions are met: |
---|
11 | * |
---|
12 | * * Redistributions of source code must retain the above copyright notice, |
---|
13 | * this list of conditions and the following disclaimer. |
---|
14 | * * Redistributions in binary form must reproduce the above copyright notice, |
---|
15 | * this list of conditions and the following disclaimer in the documentation |
---|
16 | * and/or other materials provided with the distribution. |
---|
17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
---|
18 | * be used to endorse or promote products derived from this software without |
---|
19 | * specific prior written permission. |
---|
20 | * |
---|
21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
---|
22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
---|
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
---|
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
---|
25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
---|
26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
---|
27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
---|
28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
---|
29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
---|
30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
---|
31 | * THE POSSIBILITY OF SUCH DAMAGE. |
---|
32 | */ |
---|
33 | |
---|
34 | /** \file TEncEntropy.h |
---|
35 | \brief entropy encoder class (header) |
---|
36 | */ |
---|
37 | |
---|
38 | #ifndef __TENCENTROPY__ |
---|
39 | #define __TENCENTROPY__ |
---|
40 | |
---|
41 | #include "TLibCommon/TComSlice.h" |
---|
42 | #include "TLibCommon/TComDataCU.h" |
---|
43 | #include "TLibCommon/TComBitStream.h" |
---|
44 | #include "TLibCommon/ContextModel.h" |
---|
45 | #include "TLibCommon/TComPic.h" |
---|
46 | #include "TLibCommon/TComTrQuant.h" |
---|
47 | #include "TLibCommon/TComSampleAdaptiveOffset.h" |
---|
48 | |
---|
49 | class TEncSbac; |
---|
50 | class TEncCavlc; |
---|
51 | class SEI; |
---|
52 | |
---|
53 | // ==================================================================================================================== |
---|
54 | // Class definition |
---|
55 | // ==================================================================================================================== |
---|
56 | |
---|
57 | /// entropy encoder pure class |
---|
58 | class TEncEntropyIf |
---|
59 | { |
---|
60 | public: |
---|
61 | virtual Void resetEntropy () = 0; |
---|
62 | virtual Void determineCabacInitIdx () = 0; |
---|
63 | virtual Void setBitstream ( TComBitIf* p ) = 0; |
---|
64 | virtual Void setSlice ( TComSlice* p ) = 0; |
---|
65 | virtual Void resetBits () = 0; |
---|
66 | virtual Void resetCoeffCost () = 0; |
---|
67 | virtual UInt getNumberOfWrittenBits() = 0; |
---|
68 | virtual UInt getCoeffCost () = 0; |
---|
69 | |
---|
70 | virtual Void codeVPS ( TComVPS* pcVPS ) = 0; |
---|
71 | #if !H_3D |
---|
72 | virtual Void codeSPS ( TComSPS* pcSPS ) = 0; |
---|
73 | #else |
---|
74 | virtual Void codeSPS ( TComSPS* pcSPS, Int viewIndex, Bool depthFlag ) = 0; |
---|
75 | #endif |
---|
76 | virtual Void codePPS ( TComPPS* pcPPS ) = 0; |
---|
77 | virtual Void codeSliceHeader ( TComSlice* pcSlice ) = 0; |
---|
78 | |
---|
79 | virtual Void codeTilesWPPEntryPoint ( TComSlice* pSlice ) = 0; |
---|
80 | virtual Void codeTerminatingBit ( UInt uilsLast ) = 0; |
---|
81 | virtual Void codeSliceFinish () = 0; |
---|
82 | virtual Void codeMVPIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
---|
83 | virtual Void codeScalingList ( TComScalingList* scalingList ) = 0; |
---|
84 | |
---|
85 | public: |
---|
86 | virtual Void codeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
87 | virtual Void codeSkipFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
88 | #if MTK_SINGLE_DEPTH_MODE_I0095 |
---|
89 | virtual Void codeSingleDepthMode ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
90 | #endif |
---|
91 | virtual Void codeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
92 | virtual Void codeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
93 | #if H_3D_ARP |
---|
94 | virtual Void codeARPW ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
95 | #endif |
---|
96 | #if H_3D_IC |
---|
97 | virtual Void codeICFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
98 | #endif |
---|
99 | #if H_3D_INTER_SDC |
---|
100 | virtual Void codeDeltaDC ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
101 | virtual Void codeSDCFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
102 | #endif |
---|
103 | #if H_3D_DBBP |
---|
104 | virtual Void codeDBBPFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
105 | #endif |
---|
106 | virtual Void codeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0; |
---|
107 | |
---|
108 | virtual Void codePartSize ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth ) = 0; |
---|
109 | virtual Void codePredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
110 | |
---|
111 | virtual Void codeIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
112 | |
---|
113 | virtual Void codeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ) = 0; |
---|
114 | virtual Void codeQtCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ) = 0; |
---|
115 | virtual Void codeQtRootCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
116 | virtual Void codeQtCbfZero ( TComDataCU* pcCU, TextType eType, UInt uiTrDepth ) = 0; |
---|
117 | virtual Void codeQtRootCbfZero ( TComDataCU* pcCU ) = 0; |
---|
118 | virtual Void codeIntraDirLumaAng( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool isMultiplePU ) = 0; |
---|
119 | |
---|
120 | virtual Void codeIntraDirChroma( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
121 | virtual Void codeInterDir ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
122 | virtual Void codeRefFrmIdx ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
---|
123 | virtual Void codeMvd ( TComDataCU* pcCU, UInt uiAbsPartIdx, RefPicList eRefList ) = 0; |
---|
124 | virtual Void codeDeltaQP ( TComDataCU* pcCU, UInt uiAbsPartIdx ) = 0; |
---|
125 | virtual Void codeCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoef, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, UInt uiDepth, TextType eTType ) = 0; |
---|
126 | virtual Void codeTransformSkipFlags ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt width, UInt height, TextType eTType ) = 0; |
---|
127 | virtual Void codeSAOBlkParam(SAOBlkParam& saoBlkParam, Bool* sliceEnabled, Bool leftMergeAvail, Bool aboveMergeAvail, Bool onlyEstMergeInfo = false) =0; |
---|
128 | virtual Void estBit (estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType) = 0; |
---|
129 | |
---|
130 | virtual Void updateContextTables ( SliceType eSliceType, Int iQp, Bool bExecuteFinish ) = 0; |
---|
131 | virtual Void updateContextTables ( SliceType eSliceType, Int iQp ) = 0; |
---|
132 | |
---|
133 | virtual Void codeDFFlag (UInt uiCode, const Char *pSymbolName) = 0; |
---|
134 | virtual Void codeDFSvlc (Int iCode, const Char *pSymbolName) = 0; |
---|
135 | |
---|
136 | virtual ~TEncEntropyIf() {} |
---|
137 | |
---|
138 | }; |
---|
139 | |
---|
140 | /// entropy encoder class |
---|
141 | class TEncEntropy |
---|
142 | { |
---|
143 | private: |
---|
144 | UInt m_uiBakAbsPartIdx; |
---|
145 | UInt m_uiBakChromaOffset; |
---|
146 | UInt m_bakAbsPartIdxCU; |
---|
147 | |
---|
148 | public: |
---|
149 | Void setEntropyCoder ( TEncEntropyIf* e, TComSlice* pcSlice ); |
---|
150 | Void setBitstream ( TComBitIf* p ) { m_pcEntropyCoderIf->setBitstream(p); } |
---|
151 | Void resetBits () { m_pcEntropyCoderIf->resetBits(); } |
---|
152 | Void resetCoeffCost () { m_pcEntropyCoderIf->resetCoeffCost(); } |
---|
153 | UInt getNumberOfWrittenBits () { return m_pcEntropyCoderIf->getNumberOfWrittenBits(); } |
---|
154 | UInt getCoeffCost () { return m_pcEntropyCoderIf->getCoeffCost(); } |
---|
155 | Void resetEntropy () { m_pcEntropyCoderIf->resetEntropy(); } |
---|
156 | Void determineCabacInitIdx () { m_pcEntropyCoderIf->determineCabacInitIdx(); } |
---|
157 | |
---|
158 | Void encodeSliceHeader ( TComSlice* pcSlice ); |
---|
159 | Void encodeTilesWPPEntryPoint( TComSlice* pSlice ); |
---|
160 | Void encodeTerminatingBit ( UInt uiIsLast ); |
---|
161 | Void encodeSliceFinish (); |
---|
162 | TEncEntropyIf* m_pcEntropyCoderIf; |
---|
163 | |
---|
164 | public: |
---|
165 | Void encodeVPS ( TComVPS* pcVPS); |
---|
166 | // SPS |
---|
167 | #if H_3D |
---|
168 | Void encodeSPS ( TComSPS* pcSPS, Int viewIndex, Bool depthFlag ); |
---|
169 | #else |
---|
170 | Void encodeSPS ( TComSPS* pcSPS ); |
---|
171 | #endif |
---|
172 | Void encodePPS ( TComPPS* pcPPS ); |
---|
173 | Void encodeSplitFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false ); |
---|
174 | Void encodeCUTransquantBypassFlag( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
175 | Void encodeSkipFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
176 | #if MTK_SINGLE_DEPTH_MODE_I0095 |
---|
177 | Void encodeSingleDepthMode( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD=false ); |
---|
178 | #endif |
---|
179 | Void encodePUWise ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
180 | Void encodeInterDirPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx ); |
---|
181 | Void encodeRefFrmIdxPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
---|
182 | Void encodeMvdPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
---|
183 | Void encodeMVPIdxPU ( TComDataCU* pcSubCU, UInt uiAbsPartIdx, RefPicList eRefList ); |
---|
184 | Void encodeMergeFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx ); |
---|
185 | Void encodeMergeIndex ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
186 | #if H_3D_ARP |
---|
187 | Void encodeARPW ( TComDataCU* pcCU, UInt uiAbspartIdx ); |
---|
188 | #endif |
---|
189 | #if H_3D_IC |
---|
190 | Void encodeICFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
191 | #endif |
---|
192 | #if H_3D_INTER_SDC |
---|
193 | Void encodeDeltaDC ( TComDataCU* pcCU, UInt absPartIdx ); |
---|
194 | Void encodeSDCFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
195 | #endif |
---|
196 | #if H_3D_DBBP |
---|
197 | Void encodeDBBPFlag ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
198 | #endif |
---|
199 | Void encodePredMode ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
200 | Void encodePartSize ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, Bool bRD = false ); |
---|
201 | Void encodeIPCMInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
202 | Void encodePredInfo ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
203 | Void encodeIntraDirModeLuma ( TComDataCU* pcCU, UInt absPartIdx, Bool isMultiplePU = false ); |
---|
204 | |
---|
205 | Void encodeIntraDirModeChroma( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
206 | |
---|
207 | Void encodeTransformSubdivFlag( UInt uiSymbol, UInt uiCtx ); |
---|
208 | Void encodeQtCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx, TextType eType, UInt uiTrDepth ); |
---|
209 | Void encodeQtCbfZero ( TComDataCU* pcCU, TextType eType, UInt uiTrDepth ); |
---|
210 | Void encodeQtRootCbfZero ( TComDataCU* pcCU ); |
---|
211 | Void encodeQtRootCbf ( TComDataCU* pcCU, UInt uiAbsPartIdx ); |
---|
212 | Void encodeQP ( TComDataCU* pcCU, UInt uiAbsPartIdx, Bool bRD = false ); |
---|
213 | Void updateContextTables ( SliceType eSliceType, Int iQp, Bool bExecuteFinish ) { m_pcEntropyCoderIf->updateContextTables( eSliceType, iQp, bExecuteFinish ); } |
---|
214 | Void updateContextTables ( SliceType eSliceType, Int iQp ) { m_pcEntropyCoderIf->updateContextTables( eSliceType, iQp, true ); } |
---|
215 | |
---|
216 | Void encodeScalingList ( TComScalingList* scalingList ); |
---|
217 | |
---|
218 | private: |
---|
219 | Void xEncodeTransform ( TComDataCU* pcCU,UInt offsetLumaOffset, UInt offsetChroma, UInt uiAbsPartIdx, UInt uiDepth, UInt width, UInt height, UInt uiTrIdx, Bool& bCodeDQP ); |
---|
220 | public: |
---|
221 | Void encodeCoeff ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth, UInt uiWidth, UInt uiHeight, Bool& bCodeDQP ); |
---|
222 | |
---|
223 | Void encodeCoeffNxN ( TComDataCU* pcCU, TCoeff* pcCoeff, UInt uiAbsPartIdx, UInt uiTrWidth, UInt uiTrHeight, UInt uiDepth, TextType eType ); |
---|
224 | |
---|
225 | Void estimateBit ( estBitsSbacStruct* pcEstBitsSbac, Int width, Int height, TextType eTType); |
---|
226 | Void encodeSAOBlkParam(SAOBlkParam& saoBlkParam, Bool* sliceEnabled, Bool leftMergeAvail, Bool aboveMergeAvail){m_pcEntropyCoderIf->codeSAOBlkParam(saoBlkParam, sliceEnabled, leftMergeAvail, aboveMergeAvail, false);} |
---|
227 | static Int countNonZeroCoeffs( TCoeff* pcCoef, UInt uiSize ); |
---|
228 | |
---|
229 | };// END CLASS DEFINITION TEncEntropy |
---|
230 | |
---|
231 | //! \} |
---|
232 | |
---|
233 | #endif // __TENCENTROPY__ |
---|
234 | |
---|