source: SHVCSoftware/branches/HM-10.0-dev-SHM/source/Lib/TLibEncoder/TEncSlice.h @ 51

Last change on this file since 51 was 51, checked in by suehring, 12 years ago

import HM 10.0 (HEVCSoftware/trunk rev. 3352)
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[51]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. 
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6 * Copyright (c) 2010-2013, ITU/ISO/IEC
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33
34/** \file     TEncSlice.h
35    \brief    slice encoder class (header)
36*/
37
38#ifndef __TENCSLICE__
39#define __TENCSLICE__
40
41// Include files
42#include "TLibCommon/CommonDef.h"
43#include "TLibCommon/TComList.h"
44#include "TLibCommon/TComPic.h"
45#include "TLibCommon/TComPicYuv.h"
46#include "TEncCu.h"
47#include "WeightPredAnalysis.h"
48#include "TEncRateCtrl.h"
49
50//! \ingroup TLibEncoder
51//! \{
52
53class TEncTop;
54class TEncGOP;
55
56// ====================================================================================================================
57// Class definition
58// ====================================================================================================================
59
60/// slice encoder class
61class TEncSlice
62  : public WeightPredAnalysis
63{
64private:
65  // encoder configuration
66  TEncCfg*                m_pcCfg;                              ///< encoder configuration class
67 
68  // pictures
69  TComList<TComPic*>*     m_pcListPic;                          ///< list of pictures
70  TComPicYuv*             m_apcPicYuvPred;                      ///< prediction picture buffer
71  TComPicYuv*             m_apcPicYuvResi;                      ///< residual picture buffer
72 
73  // processing units
74  TEncGOP*                m_pcGOPEncoder;                       ///< GOP encoder
75  TEncCu*                 m_pcCuEncoder;                        ///< CU encoder
76 
77  // encoder search
78  TEncSearch*             m_pcPredSearch;                       ///< encoder search class
79 
80  // coding tools
81  TEncEntropy*            m_pcEntropyCoder;                     ///< entropy encoder
82  TEncCavlc*              m_pcCavlcCoder;                       ///< CAVLC encoder
83  TEncSbac*               m_pcSbacCoder;                        ///< SBAC encoder
84  TEncBinCABAC*           m_pcBinCABAC;                         ///< Bin encoder CABAC
85  TComTrQuant*            m_pcTrQuant;                          ///< transform & quantization
86 
87  // RD optimization
88  TComBitCounter*         m_pcBitCounter;                       ///< bit counter
89  TComRdCost*             m_pcRdCost;                           ///< RD cost computation
90  TEncSbac***             m_pppcRDSbacCoder;                    ///< storage for SBAC-based RD optimization
91  TEncSbac*               m_pcRDGoOnSbacCoder;                  ///< go-on SBAC encoder
92  UInt64                  m_uiPicTotalBits;                     ///< total bits for the picture
93  UInt64                  m_uiPicDist;                          ///< total distortion for the picture
94  Double                  m_dPicRdCost;                         ///< picture-level RD cost
95  Double*                 m_pdRdPicLambda;                      ///< array of lambda candidates
96  Double*                 m_pdRdPicQp;                          ///< array of picture QP candidates (double-type for lambda)
97  Int*                    m_piRdPicQp;                          ///< array of picture QP candidates (Int-type)
98  TEncBinCABAC*           m_pcBufferBinCoderCABACs;       ///< line of bin coder CABAC
99  TEncSbac*               m_pcBufferSbacCoders;                 ///< line to store temporary contexts
100  TEncBinCABAC*           m_pcBufferLowLatBinCoderCABACs;       ///< dependent tiles: line of bin coder CABAC
101  TEncSbac*               m_pcBufferLowLatSbacCoders;           ///< dependent tiles: line to store temporary contexts
102  TEncRateCtrl*           m_pcRateCtrl;                         ///< Rate control manager
103  UInt                    m_uiSliceIdx;
104  std::vector<TEncSbac*> CTXMem;
105public:
106  TEncSlice();
107  virtual ~TEncSlice();
108 
109  Void    create              ( Int iWidth, Int iHeight, UInt iMaxCUWidth, UInt iMaxCUHeight, UChar uhTotalDepth );
110  Void    destroy             ();
111  Void    init                ( TEncTop* pcEncTop );
112 
113  /// preparation of slice encoding (reference marking, QP and lambda)
114  Void    initEncSlice        ( TComPic*  pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd,
115                                Int iGOPid,   TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS );
116#if RATE_CONTROL_LAMBDA_DOMAIN
117  Void    resetQP             ( TComPic* pic, Int sliceQP, Double lambda );
118#else
119  Void    xLamdaRecalculation ( Int changeQP, Int idGOP, Int depth, SliceType eSliceType, TComSPS* pcSPS, TComSlice* pcSlice);
120#endif
121  // compress and encode slice
122  Void    precompressSlice    ( TComPic*& rpcPic                                );      ///< precompress slice for multi-loop opt.
123  Void    compressSlice       ( TComPic*& rpcPic                                );      ///< analysis stage of slice
124  Void    encodeSlice         ( TComPic*& rpcPic, TComOutputBitstream* rpcBitstream, TComOutputBitstream* pcSubstreams  );
125 
126  // misc. functions
127  Void    setSearchRange      ( TComSlice* pcSlice  );                                  ///< set ME range adaptively
128  UInt64  getTotalBits        ()  { return m_uiPicTotalBits; }
129 
130  TEncCu*        getCUEncoder() { return m_pcCuEncoder; }                        ///< CU encoder
131  Void    xDetermineStartAndBoundingCUAddr  ( UInt& uiStartCUAddr, UInt& uiBoundingCUAddr, TComPic*& rpcPic, Bool bEncodeSlice );
132  UInt    getSliceIdx()         { return m_uiSliceIdx;                    }
133  Void    setSliceIdx(UInt i)   { m_uiSliceIdx = i;                       }
134  Void      initCtxMem( UInt i );
135  Void      setCtxMem( TEncSbac* sb, Int b )   { CTXMem[b] = sb; }
136
137private:
138  Double  xGetQPValueAccordingToLambda ( Double lambda );
139};
140
141//! \}
142
143#endif // __TENCSLICE__
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