source: SHVCSoftware/branches/SHM-temp/source/Lib/TLibEncoder/TEncSlice.h @ 1164

Last change on this file since 1164 was 1029, checked in by seregin, 10 years ago

merge with SHM-upgrade branch

  • Property svn:eol-style set to native
File size: 7.6 KB
Line 
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     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  TEncSbac*               m_pcSbacCoder;                        ///< SBAC encoder
83  TEncBinCABAC*           m_pcBinCABAC;                         ///< Bin encoder CABAC
84  TComTrQuant*            m_pcTrQuant;                          ///< transform & quantization
85
86  // RD optimization
87  TComRdCost*             m_pcRdCost;                           ///< RD cost computation
88  TEncSbac***             m_pppcRDSbacCoder;                    ///< storage for SBAC-based RD optimization
89  TEncSbac*               m_pcRDGoOnSbacCoder;                  ///< go-on SBAC encoder
90  UInt64                  m_uiPicTotalBits;                     ///< total bits for the picture
91  UInt64                  m_uiPicDist;                          ///< total distortion for the picture
92  Double                  m_dPicRdCost;                         ///< picture-level RD cost
93  Double*                 m_pdRdPicLambda;                      ///< array of lambda candidates
94  Double*                 m_pdRdPicQp;                          ///< array of picture QP candidates (double-type for lambda)
95  Int*                    m_piRdPicQp;                          ///< array of picture QP candidates (Int-type)
96  TEncRateCtrl*           m_pcRateCtrl;                         ///< Rate control manager
97  UInt                    m_uiSliceIdx;
98  TEncSbac                m_lastSliceSegmentEndContextState;    ///< context storage for state at the end of the previous slice-segment (used for dependent slices only).
99  TEncSbac                m_entropyCodingSyncContextState;      ///< context storate for state of contexts at the wavefront/WPP/entropy-coding-sync second CTU of tile-row
100
101#if SVC_EXTENSION && JCTVC_M0259_LAMBDAREFINEMENT
102  Void     setUpLambda(TComSlice* slice, Double dLambda, Int iQP, Int dpeth = -1);
103#else
104  Void     setUpLambda(TComSlice* slice, const Double dLambda, Int iQP);
105#endif
106  Void     calculateBoundingCtuTsAddrForSlice(UInt &startCtuTSAddrSlice, UInt &boundingCtuTSAddrSlice, Bool &haveReachedTileBoundary, TComPic* pcPic, const Bool encodingSlice, const Int sliceMode, const Int sliceArgument, const UInt uiSliceCurEndCtuTSAddr);
107
108#if SVC_EXTENSION
109  TEncTop**               m_ppcTEncTop;
110#endif
111
112public:
113  TEncSlice();
114  virtual ~TEncSlice();
115
116  Void    create              ( Int iWidth, Int iHeight, ChromaFormat chromaFormat, UInt iMaxCUWidth, UInt iMaxCUHeight, UChar uhTotalDepth );
117  Void    destroy             ();
118  Void    init                ( TEncTop* pcEncTop );
119
120  /// preparation of slice encoding (reference marking, QP and lambda)
121#if SVC_EXTENSION
122  Void    initEncSlice        ( TComPic*  pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd,
123                                Int iGOPid,   TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS, TComVPS *vps, Bool isField );
124#if O0194_WEIGHTED_PREDICTION_CGS
125  Void    estimateILWpParam   ( TComSlice* pcSlice );
126#endif
127#else
128  Void    initEncSlice        ( TComPic*  pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd,
129                                Int iGOPid,   TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS, Bool isField );
130#endif
131
132  Void    resetQP             ( TComPic* pic, Int sliceQP, Double lambda );
133  // compress and encode slice
134  Void    precompressSlice    ( TComPic* pcPic                                     );      ///< precompress slice for multi-loop opt.
135  Void    compressSlice       ( TComPic* pcPic                                     );      ///< analysis stage of slice
136  Void    calCostSliceI       ( TComPic* pcPic );
137  Void    encodeSlice         ( TComPic* pcPic, TComOutputBitstream* pcSubstreams, UInt &numBinsCoded );
138
139  // misc. functions
140  Void    setSearchRange      ( TComSlice* pcSlice  );                                  ///< set ME range adaptively
141
142  TEncCu*        getCUEncoder() { return m_pcCuEncoder; }                        ///< CU encoder
143  Void    xDetermineStartAndBoundingCtuTsAddr  ( UInt& startCtuTsAddr, UInt& boundingCtuTsAddr, TComPic* pcPic, const Bool encodingSlice );
144  UInt    getSliceIdx()         { return m_uiSliceIdx;                    }
145  Void    setSliceIdx(UInt i)   { m_uiSliceIdx = i;                       }
146
147private:
148  Double  xGetQPValueAccordingToLambda ( Double lambda );
149
150#if SVC_EXTENSION
151#if JCTVC_M0259_LAMBDAREFINEMENT
152  Double  xCalEnhLambdaFactor( Double deltaQP , Double beta );
153#endif
154#endif //SVC_EXTENSION
155};
156
157//! \}
158
159#endif // __TENCSLICE__
Note: See TracBrowser for help on using the repository browser.