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) 2010-2012, ITU/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 ITU/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 | /** \file TEncSlice.h |
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35 | \brief slice encoder class (header) |
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36 | */ |
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37 | |
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38 | #ifndef __TENCSLICE__ |
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39 | #define __TENCSLICE__ |
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40 | |
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41 | // Include files |
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42 | #include "TLibCommon/CommonDef.h" |
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43 | #include "TLibCommon/TComList.h" |
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44 | #include "TLibCommon/TComPic.h" |
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45 | #include "TLibCommon/TComPicYuv.h" |
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46 | #include "TEncCu.h" |
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47 | #include "WeightPredAnalysis.h" |
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48 | |
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49 | //! \ingroup TLibEncoder |
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50 | //! \{ |
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51 | |
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52 | class TEncTop; |
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53 | class TEncGOP; |
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54 | |
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55 | // ==================================================================================================================== |
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56 | // Class definition |
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57 | // ==================================================================================================================== |
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58 | |
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59 | /// slice encoder class |
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60 | class TEncSlice |
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61 | : public WeightPredAnalysis |
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62 | { |
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63 | private: |
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64 | // encoder configuration |
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65 | TEncCfg* m_pcCfg; ///< encoder configuration class |
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66 | |
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67 | // pictures |
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68 | TComList<TComPic*>* m_pcListPic; ///< list of pictures |
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69 | TComPicYuv* m_apcPicYuvPred; ///< prediction picture buffer |
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70 | TComPicYuv* m_apcPicYuvResi; ///< residual picture buffer |
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71 | |
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72 | // processing units |
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73 | TEncGOP* m_pcGOPEncoder; ///< GOP encoder |
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74 | TEncCu* m_pcCuEncoder; ///< CU encoder |
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75 | |
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76 | // encoder search |
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77 | TEncSearch* m_pcPredSearch; ///< encoder search class |
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78 | |
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79 | // coding tools |
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80 | TEncEntropy* m_pcEntropyCoder; ///< entropy encoder |
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81 | TEncCavlc* m_pcCavlcCoder; ///< CAVLC encoder |
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82 | TEncSbac* m_pcSbacCoder; ///< SBAC encoder |
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83 | TEncBinCABAC* m_pcBinCABAC; ///< Bin encoder CABAC |
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84 | TComTrQuant* m_pcTrQuant; ///< transform & quantization |
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85 | |
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86 | // RD optimization |
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87 | TComBitCounter* m_pcBitCounter; ///< bit counter |
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88 | TComRdCost* m_pcRdCost; ///< RD cost computation |
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89 | TEncSbac*** m_pppcRDSbacCoder; ///< storage for SBAC-based RD optimization |
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90 | TEncSbac* m_pcRDGoOnSbacCoder; ///< go-on SBAC encoder |
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91 | UInt64 m_uiPicTotalBits; ///< total bits for the picture |
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92 | UInt64 m_uiPicDist; ///< total distortion for the picture |
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93 | Double m_dPicRdCost; ///< picture-level RD cost |
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94 | Double* m_pdRdPicLambda; ///< array of lambda candidates |
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95 | Double* m_pdRdPicQp; ///< array of picture QP candidates (double-type for lambda) |
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96 | Int* m_piRdPicQp; ///< array of picture QP candidates (int-type) |
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97 | TEncBinCABAC* m_pcBufferBinCoderCABACs; ///< line of bin coder CABAC |
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98 | TEncSbac* m_pcBufferSbacCoders; ///< line to store temporary contexts |
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99 | TEncBinCABAC* m_pcBufferLowLatBinCoderCABACs; ///< dependent tiles: line of bin coder CABAC |
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100 | TEncSbac* m_pcBufferLowLatSbacCoders; ///< dependent tiles: line to store temporary contexts |
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101 | |
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102 | UInt m_uiSliceIdx; |
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103 | public: |
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104 | TEncSlice(); |
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105 | virtual ~TEncSlice(); |
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106 | |
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107 | Void create ( Int iWidth, Int iHeight, UInt iMaxCUWidth, UInt iMaxCUHeight, UChar uhTotalDepth ); |
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108 | Void destroy (); |
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109 | Void init ( TEncTop* pcEncTop ); |
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110 | |
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111 | /// preparation of slice encoding (reference marking, QP and lambda) |
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112 | Void initEncSlice ( TComPic* pcPic, Int iPOCLast, UInt uiPOCCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS ); |
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113 | |
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114 | // compress and encode slice |
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115 | Void precompressSlice ( TComPic*& rpcPic ); ///< precompress slice for multi-loop opt. |
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116 | Void compressSlice ( TComPic*& rpcPic ); ///< analysis stage of slice |
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117 | Void encodeSlice ( TComPic*& rpcPic, TComOutputBitstream* rpcBitstream, TComOutputBitstream* pcSubstreams ); |
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118 | |
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119 | // misc. functions |
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120 | Void setSearchRange ( TComSlice* pcSlice ); ///< set ME range adaptively |
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121 | UInt64 getTotalBits () { return m_uiPicTotalBits; } |
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122 | |
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123 | TEncCu* getCUEncoder() { return m_pcCuEncoder; } ///< CU encoder |
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124 | Void xDetermineStartAndBoundingCUAddr ( UInt& uiStartCUAddr, UInt& uiBoundingCUAddr, TComPic*& rpcPic, Bool bEncodeSlice ); |
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125 | UInt getSliceIdx() { return m_uiSliceIdx; } |
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126 | Void setSliceIdx(UInt i) { m_uiSliceIdx = i; } |
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127 | }; |
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128 | |
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129 | //! \} |
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130 | |
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131 | #endif // __TENCSLICE__ |
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