source: SHVCSoftware/branches/SHM-dev/source/Lib/TLibEncoder/TEncCu.h

Last change on this file was 1549, checked in by seregin, 9 years ago

port rev 4732, update copyright notice to include 2016
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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) 2010-2016, 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     TEncCu.h
35    \brief    Coding Unit (CU) encoder class (header)
36*/
37
38#ifndef __TENCCU__
39#define __TENCCU__
40
41// Include files
42#include "TLibCommon/CommonDef.h"
43#include "TLibCommon/TComYuv.h"
44#include "TLibCommon/TComPrediction.h"
45#include "TLibCommon/TComTrQuant.h"
46#include "TLibCommon/TComBitCounter.h"
47#include "TLibCommon/TComDataCU.h"
48
49#include "TEncEntropy.h"
50#include "TEncSearch.h"
51#include "TEncRateCtrl.h"
52//! \ingroup TLibEncoder
53//! \{
54
55class TEncTop;
56class TEncSbac;
57class TEncCavlc;
58class TEncSlice;
59
60// ====================================================================================================================
61// Class definition
62// ====================================================================================================================
63
64/// CU encoder class
65class TEncCu
66{
67private:
68
69  TComDataCU**            m_ppcBestCU;      ///< Best CUs in each depth
70  TComDataCU**            m_ppcTempCU;      ///< Temporary CUs in each depth
71  UChar                   m_uhTotalDepth;
72
73  TComYuv**               m_ppcPredYuvBest; ///< Best Prediction Yuv for each depth
74  TComYuv**               m_ppcResiYuvBest; ///< Best Residual Yuv for each depth
75  TComYuv**               m_ppcRecoYuvBest; ///< Best Reconstruction Yuv for each depth
76  TComYuv**               m_ppcPredYuvTemp; ///< Temporary Prediction Yuv for each depth
77  TComYuv**               m_ppcResiYuvTemp; ///< Temporary Residual Yuv for each depth
78  TComYuv**               m_ppcRecoYuvTemp; ///< Temporary Reconstruction Yuv for each depth
79  TComYuv**               m_ppcOrigYuv;     ///< Original Yuv for each depth
80
81  //  Data : encoder control
82  Bool                    m_bEncodeDQP;
83  Bool                    m_bFastDeltaQP;
84  Bool                    m_stillToCodeChromaQpOffsetFlag; //indicates whether chroma QP offset flag needs to coded at this particular CU granularity.
85  Int                     m_cuChromaQpOffsetIdxPlus1; // if 0, then cu_chroma_qp_offset_flag will be 0, otherwise cu_chroma_qp_offset_flag will be 1.
86
87  //  Access channel
88  TEncCfg*                m_pcEncCfg;
89  TEncSearch*             m_pcPredSearch;
90  TComTrQuant*            m_pcTrQuant;
91  TComRdCost*             m_pcRdCost;
92
93  TEncEntropy*            m_pcEntropyCoder;
94  TEncBinCABAC*           m_pcBinCABAC;
95
96  // SBAC RD
97  TEncSbac***             m_pppcRDSbacCoder;
98  TEncSbac*               m_pcRDGoOnSbacCoder;
99  TEncRateCtrl*           m_pcRateCtrl;
100
101#if SVC_EXTENSION
102  TEncTop**               m_ppcTEncTop;
103#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
104  Bool                    m_disableILP;
105#endif
106#endif //SVC_EXTENSION
107public:
108  /// copy parameters from encoder class
109  Void  init                ( TEncTop* pcEncTop );
110
111  /// create internal buffers
112  Void  create              ( UChar uhTotalDepth, UInt iMaxWidth, UInt iMaxHeight, ChromaFormat chromaFormat );
113
114  /// destroy internal buffers
115  Void  destroy             ();
116
117  /// CTU analysis function
118  Void  compressCtu         ( TComDataCU*  pCtu );
119
120  /// CTU encoding function
121  Void  encodeCtu           ( TComDataCU*  pCtu );
122
123  Int   updateCtuDataISlice ( TComDataCU* pCtu, Int width, Int height );
124
125  Void setFastDeltaQp       ( Bool b)                 { m_bFastDeltaQP = b;         }
126
127protected:
128  Void  finishCU            ( TComDataCU*  pcCU, UInt uiAbsPartIdx );
129#if AMP_ENC_SPEEDUP
130  Void  xCompressCU         ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, const UInt uiDepth DEBUG_STRING_FN_DECLARE(sDebug), PartSize eParentPartSize = NUMBER_OF_PART_SIZES );
131#else
132  Void  xCompressCU         ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, const UInt uiDepth        );
133#endif
134  Void  xEncodeCU           ( TComDataCU*  pcCU, UInt uiAbsPartIdx,           UInt uiDepth        );
135
136  Int   xComputeQP          ( TComDataCU* pcCU, UInt uiDepth );
137  Void  xCheckBestMode      ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, UInt uiDepth DEBUG_STRING_FN_DECLARE(sParent) DEBUG_STRING_FN_DECLARE(sTest) DEBUG_STRING_PASS_INTO(Bool bAddSizeInfo=true));
138#if HIGHER_LAYER_IRAP_SKIP_FLAG
139  Void  xCheckRDCostMerge2Nx2N( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU DEBUG_STRING_FN_DECLARE(sDebug), Bool *earlyDetectionSkipMode, Bool bUseSkip=false);
140#else 
141  Void  xCheckRDCostMerge2Nx2N( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU DEBUG_STRING_FN_DECLARE(sDebug), Bool *earlyDetectionSkipMode );
142#endif
143
144#if AMP_MRG
145  Void  xCheckRDCostInter   ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, PartSize ePartSize DEBUG_STRING_FN_DECLARE(sDebug), Bool bUseMRG = false  );
146#else
147  Void  xCheckRDCostInter   ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, PartSize ePartSize  );
148#endif
149
150  Void  xCheckRDCostIntra   ( TComDataCU *&rpcBestCU,
151                              TComDataCU *&rpcTempCU,
152                              PartSize     ePartSize
153                              DEBUG_STRING_FN_DECLARE(sDebug)
154                            );
155
156  Void  xCheckDQP           ( TComDataCU*  pcCU );
157
158  Void  xCheckIntraPCM      ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU                      );
159  Void  xCopyAMVPInfo       ( AMVPInfo* pSrc, AMVPInfo* pDst );
160  Void  xCopyYuv2Pic        (TComPic* rpcPic, UInt uiCUAddr, UInt uiAbsPartIdx, UInt uiDepth, UInt uiSrcDepth );
161  Void  xCopyYuv2Tmp        ( UInt uhPartUnitIdx, UInt uiDepth );
162
163  Bool getdQPFlag           ()                        { return m_bEncodeDQP;        }
164  Void setdQPFlag           ( Bool b )                { m_bEncodeDQP = b;           }
165
166  Bool getFastDeltaQp       () const                  { return m_bFastDeltaQP;      }
167
168  Bool getCodeChromaQpAdjFlag() { return m_stillToCodeChromaQpOffsetFlag; }
169  Void setCodeChromaQpAdjFlag( Bool b ) { m_stillToCodeChromaQpOffsetFlag = b; }
170
171#if ADAPTIVE_QP_SELECTION
172  // Adaptive reconstruction level (ARL) statistics collection functions
173  Void xCtuCollectARLStats(TComDataCU* pCtu);
174  Int  xTuCollectARLStats(TCoeff* rpcCoeff, TCoeff* rpcArlCoeff, Int NumCoeffInCU, Double* cSum, UInt* numSamples );
175#endif
176
177#if AMP_ENC_SPEEDUP
178#if AMP_MRG
179  Void deriveTestModeAMP (TComDataCU *pcBestCU, PartSize eParentPartSize, Bool &bTestAMP_Hor, Bool &bTestAMP_Ver, Bool &bTestMergeAMP_Hor, Bool &bTestMergeAMP_Ver);
180#else
181  Void deriveTestModeAMP (TComDataCU *pcBestCU, PartSize eParentPartSize, Bool &bTestAMP_Hor, Bool &bTestAMP_Ver);
182#endif
183#endif
184
185  Void  xFillPCMBuffer     ( TComDataCU* pCU, TComYuv* pOrgYuv );
186
187#if SVC_EXTENSION
188  TEncTop*   getLayerEnc(UInt layerIdx)  {return m_ppcTEncTop[layerIdx]; }
189#if ENCODER_FAST_MODE
190  Void  xCheckRDCostILRUni  ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, UInt refLayerId);
191#endif
192#if N0383_IL_CONSTRAINED_TILE_SETS_SEI
193  Bool xCheckTileSetConstraint( TComDataCU*& rpcCU );
194  Void xVerifyTileSetConstraint( TComDataCU*& rpcCU );
195#endif
196#endif //SVC_EXTENSION
197};
198
199//! \}
200
201#endif // __TENCMB__
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