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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) 2010-2014, 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 TEncCu.h
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35 \brief Coding Unit (CU) encoder class (header)
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36 */
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37
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38 #ifndef __TENCCU__
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39 #define __TENCCU__
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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/TComYuv.h"
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44 #include "TLibCommon/TComPrediction.h"
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45 #include "TLibCommon/TComTrQuant.h"
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46 #include "TLibCommon/TComBitCounter.h"
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47 #include "TLibCommon/TComDataCU.h"
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48
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49 #include "TEncEntropy.h"
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50 #include "TEncSearch.h"
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51 #include "TEncRateCtrl.h"
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52 //! \ingroup TLibEncoder
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53 //! \{
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54
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55 class TEncTop;
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56 class TEncSbac;
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57 class TEncCavlc;
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58 class TEncSlice;
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59
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60 // ====================================================================================================================
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61 // Class definition
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62 // ====================================================================================================================
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63
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64 /// CU encoder class
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65 class TEncCu
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66 {
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67 private:
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68
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69 TComDataCU** m_ppcBestCU; ///< Best CUs in each depth
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70 TComDataCU** m_ppcTempCU; ///< Temporary CUs in each depth
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71 UChar m_uhTotalDepth;
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72
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73 TComYuv** m_ppcPredYuvBest; ///< Best Prediction Yuv for each depth
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74 TComYuv** m_ppcResiYuvBest; ///< Best Residual Yuv for each depth
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75 TComYuv** m_ppcRecoYuvBest; ///< Best Reconstruction Yuv for each depth
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76 TComYuv** m_ppcPredYuvTemp; ///< Temporary Prediction Yuv for each depth
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77 TComYuv** m_ppcResiYuvTemp; ///< Temporary Residual Yuv for each depth
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78 TComYuv** m_ppcRecoYuvTemp; ///< Temporary Reconstruction Yuv for each depth
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79 TComYuv** m_ppcOrigYuv; ///< Original Yuv for each depth
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80
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81 // Data : encoder control
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82 Bool m_bEncodeDQP;
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83 Bool m_CodeChromaQpAdjFlag;
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84 Int m_ChromaQpAdjIdc;
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85
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86 // Access channel
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87 TEncCfg* m_pcEncCfg;
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88 TEncSearch* m_pcPredSearch;
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89 TComTrQuant* m_pcTrQuant;
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90 TComRdCost* m_pcRdCost;
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91
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92 TEncEntropy* m_pcEntropyCoder;
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93 TEncBinCABAC* m_pcBinCABAC;
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94
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95 // SBAC RD
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96 TEncSbac*** m_pppcRDSbacCoder;
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97 TEncSbac* m_pcRDGoOnSbacCoder;
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98 TEncRateCtrl* m_pcRateCtrl;
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99
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100 public:
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101 /// copy parameters from encoder class
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102 Void init ( TEncTop* pcEncTop );
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103
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104 /// create internal buffers
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105 Void create ( UChar uhTotalDepth, UInt iMaxWidth, UInt iMaxHeight, ChromaFormat chromaFormat );
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106
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107 /// destroy internal buffers
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108 Void destroy ();
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109
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110 /// CTU analysis function
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111 Void compressCtu ( TComDataCU* pCtu );
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112
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113 /// CTU encoding function
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114 Void encodeCtu ( TComDataCU* pCtu );
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115
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116 Int updateCtuDataISlice ( TComDataCU* pCtu, Int width, Int height );
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117
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118 protected:
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119 Void finishCU ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
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120 #if AMP_ENC_SPEEDUP
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121 Void xCompressCU ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, UInt uiDepth DEBUG_STRING_FN_DECLARE(sDebug), PartSize eParentPartSize = NUMBER_OF_PART_SIZES );
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122 #else
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123 Void xCompressCU ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, UInt uiDepth );
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124 #endif
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125 Void xEncodeCU ( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiDepth );
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126
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127 Int xComputeQP ( TComDataCU* pcCU, UInt uiDepth );
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128 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));
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129
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130 Void xCheckRDCostMerge2Nx2N( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU DEBUG_STRING_FN_DECLARE(sDebug), Bool *earlyDetectionSkipMode );
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131
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132 #if AMP_MRG
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133 Void xCheckRDCostInter ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, PartSize ePartSize DEBUG_STRING_FN_DECLARE(sDebug), Bool bUseMRG = false );
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134 #else
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135 Void xCheckRDCostInter ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU, PartSize ePartSize );
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136 #endif
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137
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138 Void xCheckRDCostIntra ( TComDataCU *&rpcBestCU,
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139 TComDataCU *&rpcTempCU,
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140 Double &cost,
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141 PartSize ePartSize
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142 DEBUG_STRING_FN_DECLARE(sDebug)
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143 );
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144
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145 Void xCheckDQP ( TComDataCU* pcCU );
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146
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147 Void xCheckIntraPCM ( TComDataCU*& rpcBestCU, TComDataCU*& rpcTempCU );
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148 Void xCopyAMVPInfo ( AMVPInfo* pSrc, AMVPInfo* pDst );
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149 Void xCopyYuv2Pic (TComPic* rpcPic, UInt uiCUAddr, UInt uiAbsPartIdx, UInt uiDepth, UInt uiSrcDepth, TComDataCU* pcCU, UInt uiLPelX, UInt uiTPelY );
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150 Void xCopyYuv2Tmp ( UInt uhPartUnitIdx, UInt uiDepth );
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151
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152 Bool getdQPFlag () { return m_bEncodeDQP; }
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153 Void setdQPFlag ( Bool b ) { m_bEncodeDQP = b; }
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154
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155 Bool getCodeChromaQpAdjFlag() { return m_CodeChromaQpAdjFlag; }
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156 Void setCodeChromaQpAdjFlag( Bool b ) { m_CodeChromaQpAdjFlag = b; }
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157
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158 #if ADAPTIVE_QP_SELECTION
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159 // Adaptive reconstruction level (ARL) statistics collection functions
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160 Void xCtuCollectARLStats(TComDataCU* pCtu);
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161 Int xTuCollectARLStats(TCoeff* rpcCoeff, TCoeff* rpcArlCoeff, Int NumCoeffInCU, Double* cSum, UInt* numSamples );
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162 #endif
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163
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164 #if AMP_ENC_SPEEDUP
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165 #if AMP_MRG
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166 Void deriveTestModeAMP (TComDataCU *pcBestCU, PartSize eParentPartSize, Bool &bTestAMP_Hor, Bool &bTestAMP_Ver, Bool &bTestMergeAMP_Hor, Bool &bTestMergeAMP_Ver);
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167 #else
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168 Void deriveTestModeAMP (TComDataCU *pcBestCU, PartSize eParentPartSize, Bool &bTestAMP_Hor, Bool &bTestAMP_Ver);
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169 #endif
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170 #endif
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171
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172 Void xFillPCMBuffer ( TComDataCU* pCU, TComYuv* pOrgYuv );
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173 };
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174
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175 //! \}
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176
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177 #endif // __TENCMB__
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