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) 2010-2013, 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.cpp |
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35 | \brief slice encoder class |
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36 | */ |
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37 | |
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38 | #include "TEncTop.h" |
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39 | #include "TEncSlice.h" |
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40 | #include <math.h> |
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41 | |
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42 | //! \ingroup TLibEncoder |
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43 | //! \{ |
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44 | |
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45 | // ==================================================================================================================== |
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46 | // Constructor / destructor / create / destroy |
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47 | // ==================================================================================================================== |
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48 | |
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49 | TEncSlice::TEncSlice() |
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50 | { |
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51 | m_apcPicYuvPred = NULL; |
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52 | m_apcPicYuvResi = NULL; |
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53 | |
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54 | m_pdRdPicLambda = NULL; |
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55 | m_pdRdPicQp = NULL; |
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56 | m_piRdPicQp = NULL; |
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57 | m_pcBufferSbacCoders = NULL; |
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58 | m_pcBufferBinCoderCABACs = NULL; |
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59 | m_pcBufferLowLatSbacCoders = NULL; |
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60 | m_pcBufferLowLatBinCoderCABACs = NULL; |
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61 | } |
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62 | |
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63 | TEncSlice::~TEncSlice() |
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64 | { |
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65 | for (std::vector<TEncSbac*>::iterator i = CTXMem.begin(); i != CTXMem.end(); i++) |
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66 | { |
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67 | delete (*i); |
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68 | } |
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69 | } |
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70 | |
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71 | Void TEncSlice::initCtxMem( UInt i ) |
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72 | { |
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73 | for (std::vector<TEncSbac*>::iterator j = CTXMem.begin(); j != CTXMem.end(); j++) |
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74 | { |
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75 | delete (*j); |
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76 | } |
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77 | CTXMem.clear(); |
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78 | CTXMem.resize(i); |
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79 | } |
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80 | |
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81 | Void TEncSlice::create( Int iWidth, Int iHeight, UInt iMaxCUWidth, UInt iMaxCUHeight, UChar uhTotalDepth ) |
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82 | { |
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83 | // create prediction picture |
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84 | if ( m_apcPicYuvPred == NULL ) |
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85 | { |
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86 | m_apcPicYuvPred = new TComPicYuv; |
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87 | m_apcPicYuvPred->create( iWidth, iHeight, iMaxCUWidth, iMaxCUHeight, uhTotalDepth ); |
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88 | } |
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89 | |
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90 | // create residual picture |
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91 | if( m_apcPicYuvResi == NULL ) |
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92 | { |
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93 | m_apcPicYuvResi = new TComPicYuv; |
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94 | m_apcPicYuvResi->create( iWidth, iHeight, iMaxCUWidth, iMaxCUHeight, uhTotalDepth ); |
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95 | } |
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96 | } |
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97 | |
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98 | Void TEncSlice::destroy() |
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99 | { |
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100 | // destroy prediction picture |
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101 | if ( m_apcPicYuvPred ) |
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102 | { |
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103 | m_apcPicYuvPred->destroy(); |
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104 | delete m_apcPicYuvPred; |
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105 | m_apcPicYuvPred = NULL; |
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106 | } |
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107 | |
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108 | // destroy residual picture |
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109 | if ( m_apcPicYuvResi ) |
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110 | { |
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111 | m_apcPicYuvResi->destroy(); |
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112 | delete m_apcPicYuvResi; |
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113 | m_apcPicYuvResi = NULL; |
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114 | } |
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115 | |
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116 | // free lambda and QP arrays |
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117 | if ( m_pdRdPicLambda ) { xFree( m_pdRdPicLambda ); m_pdRdPicLambda = NULL; } |
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118 | if ( m_pdRdPicQp ) { xFree( m_pdRdPicQp ); m_pdRdPicQp = NULL; } |
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119 | if ( m_piRdPicQp ) { xFree( m_piRdPicQp ); m_piRdPicQp = NULL; } |
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120 | |
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121 | if ( m_pcBufferSbacCoders ) |
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122 | { |
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123 | delete[] m_pcBufferSbacCoders; |
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124 | } |
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125 | if ( m_pcBufferBinCoderCABACs ) |
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126 | { |
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127 | delete[] m_pcBufferBinCoderCABACs; |
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128 | } |
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129 | if ( m_pcBufferLowLatSbacCoders ) |
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130 | delete[] m_pcBufferLowLatSbacCoders; |
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131 | if ( m_pcBufferLowLatBinCoderCABACs ) |
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132 | delete[] m_pcBufferLowLatBinCoderCABACs; |
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133 | } |
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134 | |
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135 | Void TEncSlice::init( TEncTop* pcEncTop ) |
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136 | { |
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137 | m_pcCfg = pcEncTop; |
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138 | m_pcListPic = pcEncTop->getListPic(); |
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139 | |
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140 | m_pcGOPEncoder = pcEncTop->getGOPEncoder(); |
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141 | m_pcCuEncoder = pcEncTop->getCuEncoder(); |
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142 | m_pcPredSearch = pcEncTop->getPredSearch(); |
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143 | |
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144 | m_pcEntropyCoder = pcEncTop->getEntropyCoder(); |
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145 | m_pcCavlcCoder = pcEncTop->getCavlcCoder(); |
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146 | m_pcSbacCoder = pcEncTop->getSbacCoder(); |
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147 | m_pcBinCABAC = pcEncTop->getBinCABAC(); |
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148 | m_pcTrQuant = pcEncTop->getTrQuant(); |
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149 | |
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150 | m_pcBitCounter = pcEncTop->getBitCounter(); |
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151 | m_pcRdCost = pcEncTop->getRdCost(); |
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152 | m_pppcRDSbacCoder = pcEncTop->getRDSbacCoder(); |
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153 | m_pcRDGoOnSbacCoder = pcEncTop->getRDGoOnSbacCoder(); |
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154 | |
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155 | // create lambda and QP arrays |
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156 | m_pdRdPicLambda = (Double*)xMalloc( Double, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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157 | m_pdRdPicQp = (Double*)xMalloc( Double, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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158 | m_piRdPicQp = (Int* )xMalloc( Int, m_pcCfg->getDeltaQpRD() * 2 + 1 ); |
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159 | m_pcRateCtrl = pcEncTop->getRateCtrl(); |
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160 | } |
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161 | |
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162 | /** |
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163 | - non-referenced frame marking |
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164 | - QP computation based on temporal structure |
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165 | - lambda computation based on QP |
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166 | - set temporal layer ID and the parameter sets |
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167 | . |
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168 | \param pcPic picture class |
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169 | \param pocLast POC of last picture |
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170 | \param pocCurr current POC |
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171 | \param iNumPicRcvd number of received pictures |
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172 | \param iTimeOffset POC offset for hierarchical structure |
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173 | \param iDepth temporal layer depth |
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174 | \param rpcSlice slice header class |
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175 | \param pSPS SPS associated with the slice |
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176 | \param pPPS PPS associated with the slice |
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177 | */ |
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178 | #if H_MV5 |
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179 | #if H_MV |
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180 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComVPS* pVPS, TComSPS* pSPS, TComPPS *pPPS, Int layerId ) |
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181 | #else |
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182 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS ) |
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183 | #endif |
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184 | #else |
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185 | #if H_3D |
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186 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComVPS* pVPS, TComSPS* pSPS, TComPPS *pPPS, Int layerId ) |
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187 | #else |
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188 | Void TEncSlice::initEncSlice( TComPic* pcPic, Int pocLast, Int pocCurr, Int iNumPicRcvd, Int iGOPid, TComSlice*& rpcSlice, TComSPS* pSPS, TComPPS *pPPS ) |
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189 | #endif |
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190 | #endif |
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191 | { |
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192 | Double dQP; |
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193 | Double dLambda; |
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194 | |
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195 | rpcSlice = pcPic->getSlice(0); |
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196 | |
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197 | #if H_MV5 |
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198 | rpcSlice->setVPS( pVPS ); |
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199 | |
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200 | rpcSlice->setLayerId ( layerId ); |
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201 | rpcSlice->setViewId ( pVPS->getViewId ( layerId ) ); |
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202 | rpcSlice->setViewIndex ( pVPS->getViewIndex ( layerId ) ); |
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203 | #if H_3D |
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204 | rpcSlice->setIsDepth ( pVPS->getDepthId ( layerId ) != 0 ); |
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205 | #endif |
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206 | #else |
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207 | #if H_3D |
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208 | // GT: Should also be activated for MV-HEVC at some stage |
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209 | rpcSlice->setVPS( pVPS ); |
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210 | Int vpsLayerId = pVPS->getLayerIdInNuh( layerId ); |
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211 | |
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212 | rpcSlice->setLayerId ( layerId ); |
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213 | rpcSlice->setViewId ( pVPS->getViewId ( vpsLayerId ) ); |
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214 | rpcSlice->setViewIndex ( pVPS->getViewIndex ( vpsLayerId ) ); |
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215 | rpcSlice->setIsDepth ( pVPS->getDepthId ( vpsLayerId ) != 0 ); |
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216 | #endif |
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217 | #endif |
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218 | rpcSlice->setSPS( pSPS ); |
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219 | rpcSlice->setPPS( pPPS ); |
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220 | rpcSlice->setSliceBits(0); |
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221 | rpcSlice->setPic( pcPic ); |
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222 | rpcSlice->initSlice(); |
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223 | rpcSlice->setPicOutputFlag( true ); |
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224 | rpcSlice->setPOC( pocCurr ); |
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225 | #if H_3D_IC |
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226 | rpcSlice->setApplyIC( false ); |
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227 | #endif |
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228 | // depth computation based on GOP size |
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229 | Int depth; |
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230 | { |
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231 | Int poc = rpcSlice->getPOC()%m_pcCfg->getGOPSize(); |
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232 | if ( poc == 0 ) |
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233 | { |
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234 | depth = 0; |
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235 | } |
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236 | else |
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237 | { |
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238 | Int step = m_pcCfg->getGOPSize(); |
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239 | depth = 0; |
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240 | for( Int i=step>>1; i>=1; i>>=1 ) |
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241 | { |
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242 | for ( Int j=i; j<m_pcCfg->getGOPSize(); j+=step ) |
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243 | { |
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244 | if ( j == poc ) |
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245 | { |
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246 | i=0; |
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247 | break; |
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248 | } |
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249 | } |
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250 | step >>= 1; |
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251 | depth++; |
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252 | } |
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253 | } |
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254 | } |
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255 | |
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256 | // slice type |
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257 | #if H_MV |
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258 | SliceType eSliceTypeBaseView; |
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259 | if( pocLast == 0 || pocCurr % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0 ) |
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260 | { |
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261 | eSliceTypeBaseView = I_SLICE; |
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262 | } |
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263 | else |
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264 | { |
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265 | eSliceTypeBaseView = B_SLICE; |
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266 | } |
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267 | SliceType eSliceType = eSliceTypeBaseView; |
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268 | if( eSliceTypeBaseView == I_SLICE && m_pcCfg->getGOPEntry(MAX_GOP).m_POC == 0 && m_pcCfg->getGOPEntry(MAX_GOP).m_sliceType != 'I' ) |
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269 | { |
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270 | eSliceType = B_SLICE; |
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271 | } |
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272 | #else |
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273 | SliceType eSliceType; |
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274 | |
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275 | eSliceType=B_SLICE; |
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276 | eSliceType = (pocLast == 0 || pocCurr % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
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277 | |
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278 | rpcSlice->setSliceType ( eSliceType ); |
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279 | #endif |
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280 | |
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281 | // ------------------------------------------------------------------------------------------------------------------ |
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282 | // Non-referenced frame marking |
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283 | // ------------------------------------------------------------------------------------------------------------------ |
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284 | |
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285 | if(pocLast == 0) |
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286 | { |
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287 | rpcSlice->setTemporalLayerNonReferenceFlag(false); |
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288 | } |
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289 | else |
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290 | { |
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291 | #if 0 // Check this! H_MV |
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292 | rpcSlice->setTemporalLayerNonReferenceFlag(!m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_refPic); |
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293 | #else |
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294 | rpcSlice->setTemporalLayerNonReferenceFlag(!m_pcCfg->getGOPEntry(iGOPid).m_refPic); |
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295 | #endif |
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296 | } |
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297 | rpcSlice->setReferenced(true); |
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298 | |
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299 | // ------------------------------------------------------------------------------------------------------------------ |
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300 | // QP setting |
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301 | // ------------------------------------------------------------------------------------------------------------------ |
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302 | |
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303 | dQP = m_pcCfg->getQP(); |
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304 | if(eSliceType!=I_SLICE) |
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305 | { |
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306 | if (!(( m_pcCfg->getMaxDeltaQP() == 0 ) && (dQP == -rpcSlice->getSPS()->getQpBDOffsetY() ) && (rpcSlice->getSPS()->getUseLossless()))) |
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307 | { |
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308 | #if H_MV |
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309 | dQP += m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_QPOffset; |
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310 | #else |
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311 | dQP += m_pcCfg->getGOPEntry(iGOPid).m_QPOffset; |
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312 | #endif |
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313 | } |
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314 | } |
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315 | |
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316 | // modify QP |
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317 | Int* pdQPs = m_pcCfg->getdQPs(); |
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318 | if ( pdQPs ) |
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319 | { |
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320 | dQP += pdQPs[ rpcSlice->getPOC() ]; |
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321 | } |
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322 | #if !RATE_CONTROL_LAMBDA_DOMAIN |
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323 | if ( m_pcCfg->getUseRateCtrl()) |
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324 | { |
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325 | dQP = m_pcRateCtrl->getFrameQP(rpcSlice->isReferenced(), rpcSlice->getPOC()); |
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326 | } |
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327 | #endif |
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328 | // ------------------------------------------------------------------------------------------------------------------ |
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329 | // Lambda computation |
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330 | // ------------------------------------------------------------------------------------------------------------------ |
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331 | |
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332 | Int iQP; |
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333 | Double dOrigQP = dQP; |
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334 | |
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335 | // pre-compute lambda and QP values for all possible QP candidates |
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336 | for ( Int iDQpIdx = 0; iDQpIdx < 2 * m_pcCfg->getDeltaQpRD() + 1; iDQpIdx++ ) |
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337 | { |
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338 | // compute QP value |
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339 | dQP = dOrigQP + ((iDQpIdx+1)>>1)*(iDQpIdx%2 ? -1 : 1); |
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340 | |
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341 | // compute lambda value |
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342 | Int NumberBFrames = ( m_pcCfg->getGOPSize() - 1 ); |
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343 | Int SHIFT_QP = 12; |
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344 | Double dLambda_scale = 1.0 - Clip3( 0.0, 0.5, 0.05*(Double)NumberBFrames ); |
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345 | #if FULL_NBIT |
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346 | Int bitdepth_luma_qp_scale = 6 * (g_bitDepth - 8); |
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347 | #else |
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348 | Int bitdepth_luma_qp_scale = 0; |
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349 | #endif |
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350 | Double qp_temp = (Double) dQP + bitdepth_luma_qp_scale - SHIFT_QP; |
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351 | #if FULL_NBIT |
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352 | Double qp_temp_orig = (Double) dQP - SHIFT_QP; |
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353 | #endif |
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354 | // Case #1: I or P-slices (key-frame) |
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355 | #if H_MV |
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356 | Double dQPFactor; |
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357 | if( eSliceType != I_SLICE ) |
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358 | { |
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359 | dQPFactor = m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_QPFactor; |
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360 | } |
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361 | else |
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362 | #else |
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363 | Double dQPFactor = m_pcCfg->getGOPEntry(iGOPid).m_QPFactor; |
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364 | if ( eSliceType==I_SLICE ) |
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365 | #endif |
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366 | { |
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367 | dQPFactor=0.57*dLambda_scale; |
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368 | } |
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369 | dLambda = dQPFactor*pow( 2.0, qp_temp/3.0 ); |
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370 | |
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371 | if ( depth>0 ) |
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372 | { |
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373 | #if FULL_NBIT |
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374 | dLambda *= Clip3( 2.00, 4.00, (qp_temp_orig / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
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375 | #else |
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376 | dLambda *= Clip3( 2.00, 4.00, (qp_temp / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
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377 | #endif |
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378 | } |
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379 | |
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380 | // if hadamard is used in ME process |
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381 | if ( !m_pcCfg->getUseHADME() && rpcSlice->getSliceType( ) != I_SLICE ) |
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382 | { |
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383 | dLambda *= 0.95; |
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384 | } |
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385 | |
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386 | iQP = max( -pSPS->getQpBDOffsetY(), min( MAX_QP, (Int) floor( dQP + 0.5 ) ) ); |
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387 | |
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388 | m_pdRdPicLambda[iDQpIdx] = dLambda; |
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389 | m_pdRdPicQp [iDQpIdx] = dQP; |
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390 | m_piRdPicQp [iDQpIdx] = iQP; |
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391 | } |
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392 | |
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393 | // obtain dQP = 0 case |
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394 | dLambda = m_pdRdPicLambda[0]; |
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395 | dQP = m_pdRdPicQp [0]; |
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396 | iQP = m_piRdPicQp [0]; |
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397 | |
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398 | if( rpcSlice->getSliceType( ) != I_SLICE ) |
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399 | { |
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400 | #if H_MV |
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401 | dLambda *= m_pcCfg->getLambdaModifier( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_temporalId ); |
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402 | #else |
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403 | dLambda *= m_pcCfg->getLambdaModifier( m_pcCfg->getGOPEntry(iGOPid).m_temporalId ); |
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404 | #endif |
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405 | } |
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406 | |
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407 | // store lambda |
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408 | m_pcRdCost ->setLambda( dLambda ); |
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409 | |
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410 | #if H_3D_VSO |
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411 | m_pcRdCost->setUseLambdaScaleVSO ( (m_pcCfg->getUseVSO() || m_pcCfg->getForceLambdaScaleVSO()) && m_pcCfg->getIsDepth() ); |
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412 | m_pcRdCost->setLambdaVSO ( dLambda * m_pcCfg->getLambdaScaleVSO() ); |
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413 | |
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414 | // Should be moved to TEncTop |
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415 | |
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416 | // SAIT_VSO_EST_A0033 |
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417 | m_pcRdCost->setDisparityCoeff( m_pcCfg->getDispCoeff() ); |
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418 | |
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419 | // LGE_WVSO_A0119 |
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420 | if( m_pcCfg->getUseWVSO() && m_pcCfg->getIsDepth() ) |
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421 | { |
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422 | m_pcRdCost->setDWeight ( m_pcCfg->getDWeight() ); |
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423 | m_pcRdCost->setVSOWeight( m_pcCfg->getVSOWeight() ); |
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424 | m_pcRdCost->setVSDWeight( m_pcCfg->getVSDWeight() ); |
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425 | } |
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426 | |
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427 | #endif |
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428 | |
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429 | #if WEIGHTED_CHROMA_DISTORTION |
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430 | // for RDO |
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431 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
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432 | Double weight = 1.0; |
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433 | Int qpc; |
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434 | Int chromaQPOffset; |
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435 | |
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436 | chromaQPOffset = rpcSlice->getPPS()->getChromaCbQpOffset() + rpcSlice->getSliceQpDeltaCb(); |
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437 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
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438 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
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439 | m_pcRdCost->setCbDistortionWeight(weight); |
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440 | |
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441 | chromaQPOffset = rpcSlice->getPPS()->getChromaCrQpOffset() + rpcSlice->getSliceQpDeltaCr(); |
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442 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
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443 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
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444 | m_pcRdCost->setCrDistortionWeight(weight); |
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445 | #endif |
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446 | |
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447 | #if RDOQ_CHROMA_LAMBDA |
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448 | // for RDOQ |
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449 | m_pcTrQuant->setLambda( dLambda, dLambda / weight ); |
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450 | #else |
---|
451 | m_pcTrQuant->setLambda( dLambda ); |
---|
452 | #endif |
---|
453 | |
---|
454 | #if SAO_CHROMA_LAMBDA |
---|
455 | // For SAO |
---|
456 | rpcSlice ->setLambda( dLambda, dLambda / weight ); |
---|
457 | #else |
---|
458 | rpcSlice ->setLambda( dLambda ); |
---|
459 | #endif |
---|
460 | |
---|
461 | #if HB_LAMBDA_FOR_LDC |
---|
462 | // restore original slice type |
---|
463 | #if H_MV |
---|
464 | eSliceType = eSliceTypeBaseView; |
---|
465 | if( eSliceTypeBaseView == I_SLICE && m_pcCfg->getGOPEntry(MAX_GOP).m_POC == 0 && m_pcCfg->getGOPEntry(MAX_GOP).m_sliceType != 'I' ) |
---|
466 | { |
---|
467 | eSliceType = B_SLICE; |
---|
468 | } |
---|
469 | #else |
---|
470 | eSliceType = (pocLast == 0 || pocCurr % m_pcCfg->getIntraPeriod() == 0 || m_pcGOPEncoder->getGOPSize() == 0) ? I_SLICE : eSliceType; |
---|
471 | #endif |
---|
472 | |
---|
473 | rpcSlice->setSliceType ( eSliceType ); |
---|
474 | #endif |
---|
475 | |
---|
476 | if (m_pcCfg->getUseRecalculateQPAccordingToLambda()) |
---|
477 | { |
---|
478 | dQP = xGetQPValueAccordingToLambda( dLambda ); |
---|
479 | iQP = max( -pSPS->getQpBDOffsetY(), min( MAX_QP, (Int) floor( dQP + 0.5 ) ) ); |
---|
480 | } |
---|
481 | |
---|
482 | rpcSlice->setSliceQp ( iQP ); |
---|
483 | #if ADAPTIVE_QP_SELECTION |
---|
484 | rpcSlice->setSliceQpBase ( iQP ); |
---|
485 | #endif |
---|
486 | rpcSlice->setSliceQpDelta ( 0 ); |
---|
487 | rpcSlice->setSliceQpDeltaCb ( 0 ); |
---|
488 | rpcSlice->setSliceQpDeltaCr ( 0 ); |
---|
489 | #if H_MV |
---|
490 | rpcSlice->setNumRefIdx(REF_PIC_LIST_0,m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_numRefPicsActive); |
---|
491 | rpcSlice->setNumRefIdx(REF_PIC_LIST_1,m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_numRefPicsActive); |
---|
492 | #else |
---|
493 | rpcSlice->setNumRefIdx(REF_PIC_LIST_0,m_pcCfg->getGOPEntry(iGOPid).m_numRefPicsActive); |
---|
494 | rpcSlice->setNumRefIdx(REF_PIC_LIST_1,m_pcCfg->getGOPEntry(iGOPid).m_numRefPicsActive); |
---|
495 | #endif |
---|
496 | |
---|
497 | if ( m_pcCfg->getDeblockingFilterMetric() ) |
---|
498 | { |
---|
499 | rpcSlice->setDeblockingFilterOverrideFlag(true); |
---|
500 | rpcSlice->setDeblockingFilterDisable(false); |
---|
501 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( 0 ); |
---|
502 | rpcSlice->setDeblockingFilterTcOffsetDiv2( 0 ); |
---|
503 | } else |
---|
504 | if (rpcSlice->getPPS()->getDeblockingFilterControlPresentFlag()) |
---|
505 | { |
---|
506 | rpcSlice->getPPS()->setDeblockingFilterOverrideEnabledFlag( !m_pcCfg->getLoopFilterOffsetInPPS() ); |
---|
507 | rpcSlice->setDeblockingFilterOverrideFlag( !m_pcCfg->getLoopFilterOffsetInPPS() ); |
---|
508 | rpcSlice->getPPS()->setPicDisableDeblockingFilterFlag( m_pcCfg->getLoopFilterDisable() ); |
---|
509 | rpcSlice->setDeblockingFilterDisable( m_pcCfg->getLoopFilterDisable() ); |
---|
510 | if ( !rpcSlice->getDeblockingFilterDisable()) |
---|
511 | { |
---|
512 | if ( !m_pcCfg->getLoopFilterOffsetInPPS() && eSliceType!=I_SLICE) |
---|
513 | { |
---|
514 | #if H_MV |
---|
515 | rpcSlice->getPPS()->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
---|
516 | rpcSlice->getPPS()->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
---|
517 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
---|
518 | rpcSlice->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry((eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
---|
519 | #else |
---|
520 | rpcSlice->getPPS()->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
---|
521 | rpcSlice->getPPS()->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
---|
522 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_betaOffsetDiv2 + m_pcCfg->getLoopFilterBetaOffset() ); |
---|
523 | rpcSlice->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getGOPEntry(iGOPid).m_tcOffsetDiv2 + m_pcCfg->getLoopFilterTcOffset() ); |
---|
524 | #endif |
---|
525 | } |
---|
526 | else |
---|
527 | { |
---|
528 | rpcSlice->getPPS()->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getLoopFilterBetaOffset() ); |
---|
529 | rpcSlice->getPPS()->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getLoopFilterTcOffset() ); |
---|
530 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( m_pcCfg->getLoopFilterBetaOffset() ); |
---|
531 | rpcSlice->setDeblockingFilterTcOffsetDiv2( m_pcCfg->getLoopFilterTcOffset() ); |
---|
532 | } |
---|
533 | } |
---|
534 | } |
---|
535 | else |
---|
536 | { |
---|
537 | rpcSlice->setDeblockingFilterOverrideFlag( false ); |
---|
538 | rpcSlice->setDeblockingFilterDisable( false ); |
---|
539 | rpcSlice->setDeblockingFilterBetaOffsetDiv2( 0 ); |
---|
540 | rpcSlice->setDeblockingFilterTcOffsetDiv2( 0 ); |
---|
541 | } |
---|
542 | |
---|
543 | rpcSlice->setDepth ( depth ); |
---|
544 | |
---|
545 | #if H_MV |
---|
546 | pcPic->setTLayer( m_pcCfg->getGOPEntry( (eSliceTypeBaseView == I_SLICE) ? MAX_GOP : iGOPid ).m_temporalId ); |
---|
547 | #else |
---|
548 | pcPic->setTLayer( m_pcCfg->getGOPEntry(iGOPid).m_temporalId ); |
---|
549 | #endif |
---|
550 | if(eSliceType==I_SLICE) |
---|
551 | { |
---|
552 | pcPic->setTLayer(0); |
---|
553 | } |
---|
554 | rpcSlice->setTLayer( pcPic->getTLayer() ); |
---|
555 | |
---|
556 | assert( m_apcPicYuvPred ); |
---|
557 | assert( m_apcPicYuvResi ); |
---|
558 | |
---|
559 | pcPic->setPicYuvPred( m_apcPicYuvPred ); |
---|
560 | pcPic->setPicYuvResi( m_apcPicYuvResi ); |
---|
561 | rpcSlice->setSliceMode ( m_pcCfg->getSliceMode() ); |
---|
562 | rpcSlice->setSliceArgument ( m_pcCfg->getSliceArgument() ); |
---|
563 | rpcSlice->setSliceSegmentMode ( m_pcCfg->getSliceSegmentMode() ); |
---|
564 | rpcSlice->setSliceSegmentArgument ( m_pcCfg->getSliceSegmentArgument() ); |
---|
565 | #if H_3D_IV_MERGE |
---|
566 | rpcSlice->setMaxNumMergeCand ( m_pcCfg->getMaxNumMergeCand() + ( rpcSlice->getVPS()->getIvMvPredFlag( rpcSlice->getLayerIdInVps() ) ? 1 : 0 ) ); |
---|
567 | #else |
---|
568 | rpcSlice->setMaxNumMergeCand ( m_pcCfg->getMaxNumMergeCand() ); |
---|
569 | #endif |
---|
570 | xStoreWPparam( pPPS->getUseWP(), pPPS->getWPBiPred() ); |
---|
571 | } |
---|
572 | |
---|
573 | #if RATE_CONTROL_LAMBDA_DOMAIN |
---|
574 | Void TEncSlice::resetQP( TComPic* pic, Int sliceQP, Double lambda ) |
---|
575 | { |
---|
576 | TComSlice* slice = pic->getSlice(0); |
---|
577 | |
---|
578 | // store lambda |
---|
579 | slice->setSliceQp( sliceQP ); |
---|
580 | slice->setSliceQpBase ( sliceQP ); |
---|
581 | m_pcRdCost ->setLambda( lambda ); |
---|
582 | #if WEIGHTED_CHROMA_DISTORTION |
---|
583 | // for RDO |
---|
584 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
---|
585 | Double weight; |
---|
586 | Int qpc; |
---|
587 | Int chromaQPOffset; |
---|
588 | |
---|
589 | chromaQPOffset = slice->getPPS()->getChromaCbQpOffset() + slice->getSliceQpDeltaCb(); |
---|
590 | qpc = Clip3( 0, 57, sliceQP + chromaQPOffset); |
---|
591 | weight = pow( 2.0, (sliceQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
592 | m_pcRdCost->setCbDistortionWeight(weight); |
---|
593 | |
---|
594 | chromaQPOffset = slice->getPPS()->getChromaCrQpOffset() + slice->getSliceQpDeltaCr(); |
---|
595 | qpc = Clip3( 0, 57, sliceQP + chromaQPOffset); |
---|
596 | weight = pow( 2.0, (sliceQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
597 | m_pcRdCost->setCrDistortionWeight(weight); |
---|
598 | #endif |
---|
599 | |
---|
600 | #if RDOQ_CHROMA_LAMBDA |
---|
601 | // for RDOQ |
---|
602 | m_pcTrQuant->setLambda( lambda, lambda / weight ); |
---|
603 | #else |
---|
604 | m_pcTrQuant->setLambda( lambda ); |
---|
605 | #endif |
---|
606 | |
---|
607 | #if SAO_CHROMA_LAMBDA |
---|
608 | // For SAO |
---|
609 | slice ->setLambda( lambda, lambda / weight ); |
---|
610 | #else |
---|
611 | slice ->setLambda( lambda ); |
---|
612 | #endif |
---|
613 | } |
---|
614 | #else |
---|
615 | /** |
---|
616 | - lambda re-computation based on rate control QP |
---|
617 | */ |
---|
618 | Void TEncSlice::xLamdaRecalculation(Int changeQP, Int idGOP, Int depth, SliceType eSliceType, TComSPS* pcSPS, TComSlice* pcSlice) |
---|
619 | { |
---|
620 | Int qp; |
---|
621 | Double recalQP= (Double)changeQP; |
---|
622 | Double origQP = (Double)recalQP; |
---|
623 | Double lambda; |
---|
624 | |
---|
625 | // pre-compute lambda and QP values for all possible QP candidates |
---|
626 | for ( Int deltqQpIdx = 0; deltqQpIdx < 2 * m_pcCfg->getDeltaQpRD() + 1; deltqQpIdx++ ) |
---|
627 | { |
---|
628 | // compute QP value |
---|
629 | recalQP = origQP + ((deltqQpIdx+1)>>1)*(deltqQpIdx%2 ? -1 : 1); |
---|
630 | |
---|
631 | // compute lambda value |
---|
632 | Int NumberBFrames = ( m_pcCfg->getGOPSize() - 1 ); |
---|
633 | Int SHIFT_QP = 12; |
---|
634 | Double dLambda_scale = 1.0 - Clip3( 0.0, 0.5, 0.05*(Double)NumberBFrames ); |
---|
635 | #if FULL_NBIT |
---|
636 | Int bitdepth_luma_qp_scale = 6 * (g_bitDepth - 8); |
---|
637 | #else |
---|
638 | Int bitdepth_luma_qp_scale = 0; |
---|
639 | #endif |
---|
640 | Double qp_temp = (Double) recalQP + bitdepth_luma_qp_scale - SHIFT_QP; |
---|
641 | #if FULL_NBIT |
---|
642 | Double qp_temp_orig = (Double) recalQP - SHIFT_QP; |
---|
643 | #endif |
---|
644 | // Case #1: I or P-slices (key-frame) |
---|
645 | Double dQPFactor = m_pcCfg->getGOPEntry(idGOP).m_QPFactor; |
---|
646 | if ( eSliceType==I_SLICE ) |
---|
647 | { |
---|
648 | dQPFactor=0.57*dLambda_scale; |
---|
649 | } |
---|
650 | lambda = dQPFactor*pow( 2.0, qp_temp/3.0 ); |
---|
651 | |
---|
652 | if ( depth>0 ) |
---|
653 | { |
---|
654 | #if FULL_NBIT |
---|
655 | lambda *= Clip3( 2.00, 4.00, (qp_temp_orig / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
---|
656 | #else |
---|
657 | lambda *= Clip3( 2.00, 4.00, (qp_temp / 6.0) ); // (j == B_SLICE && p_cur_frm->layer != 0 ) |
---|
658 | #endif |
---|
659 | } |
---|
660 | |
---|
661 | // if hadamard is used in ME process |
---|
662 | if ( !m_pcCfg->getUseHADME() ) |
---|
663 | { |
---|
664 | lambda *= 0.95; |
---|
665 | } |
---|
666 | |
---|
667 | qp = max( -pcSPS->getQpBDOffsetY(), min( MAX_QP, (Int) floor( recalQP + 0.5 ) ) ); |
---|
668 | |
---|
669 | m_pdRdPicLambda[deltqQpIdx] = lambda; |
---|
670 | m_pdRdPicQp [deltqQpIdx] = recalQP; |
---|
671 | m_piRdPicQp [deltqQpIdx] = qp; |
---|
672 | } |
---|
673 | |
---|
674 | // obtain dQP = 0 case |
---|
675 | lambda = m_pdRdPicLambda[0]; |
---|
676 | recalQP = m_pdRdPicQp [0]; |
---|
677 | qp = m_piRdPicQp [0]; |
---|
678 | |
---|
679 | if( pcSlice->getSliceType( ) != I_SLICE ) |
---|
680 | { |
---|
681 | lambda *= m_pcCfg->getLambdaModifier( depth ); |
---|
682 | } |
---|
683 | |
---|
684 | // store lambda |
---|
685 | m_pcRdCost ->setLambda( lambda ); |
---|
686 | #if WEIGHTED_CHROMA_DISTORTION |
---|
687 | // for RDO |
---|
688 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
---|
689 | Double weight = 1.0; |
---|
690 | Int qpc; |
---|
691 | Int chromaQPOffset; |
---|
692 | |
---|
693 | chromaQPOffset = pcSlice->getPPS()->getChromaCbQpOffset() + pcSlice->getSliceQpDeltaCb(); |
---|
694 | qpc = Clip3( 0, 57, qp + chromaQPOffset); |
---|
695 | weight = pow( 2.0, (qp-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
696 | m_pcRdCost->setCbDistortionWeight(weight); |
---|
697 | |
---|
698 | chromaQPOffset = pcSlice->getPPS()->getChromaCrQpOffset() + pcSlice->getSliceQpDeltaCr(); |
---|
699 | qpc = Clip3( 0, 57, qp + chromaQPOffset); |
---|
700 | weight = pow( 2.0, (qp-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
701 | m_pcRdCost->setCrDistortionWeight(weight); |
---|
702 | #endif |
---|
703 | |
---|
704 | #if RDOQ_CHROMA_LAMBDA |
---|
705 | // for RDOQ |
---|
706 | m_pcTrQuant->setLambda( lambda, lambda / weight ); |
---|
707 | #else |
---|
708 | m_pcTrQuant->setLambda( lambda ); |
---|
709 | #endif |
---|
710 | |
---|
711 | #if SAO_CHROMA_LAMBDA |
---|
712 | // For SAO |
---|
713 | pcSlice ->setLambda( lambda, lambda / weight ); |
---|
714 | #else |
---|
715 | pcSlice ->setLambda( lambda ); |
---|
716 | #endif |
---|
717 | } |
---|
718 | #endif |
---|
719 | // ==================================================================================================================== |
---|
720 | // Public member functions |
---|
721 | // ==================================================================================================================== |
---|
722 | |
---|
723 | Void TEncSlice::setSearchRange( TComSlice* pcSlice ) |
---|
724 | { |
---|
725 | Int iCurrPOC = pcSlice->getPOC(); |
---|
726 | Int iRefPOC; |
---|
727 | Int iGOPSize = m_pcCfg->getGOPSize(); |
---|
728 | Int iOffset = (iGOPSize >> 1); |
---|
729 | Int iMaxSR = m_pcCfg->getSearchRange(); |
---|
730 | Int iNumPredDir = pcSlice->isInterP() ? 1 : 2; |
---|
731 | |
---|
732 | for (Int iDir = 0; iDir <= iNumPredDir; iDir++) |
---|
733 | { |
---|
734 | //RefPicList e = (RefPicList)iDir; |
---|
735 | RefPicList e = ( iDir ? REF_PIC_LIST_1 : REF_PIC_LIST_0 ); |
---|
736 | for (Int iRefIdx = 0; iRefIdx < pcSlice->getNumRefIdx(e); iRefIdx++) |
---|
737 | { |
---|
738 | iRefPOC = pcSlice->getRefPic(e, iRefIdx)->getPOC(); |
---|
739 | Int iNewSR = Clip3(8, iMaxSR, (iMaxSR*ADAPT_SR_SCALE*abs(iCurrPOC - iRefPOC)+iOffset)/iGOPSize); |
---|
740 | m_pcPredSearch->setAdaptiveSearchRange(iDir, iRefIdx, iNewSR); |
---|
741 | } |
---|
742 | } |
---|
743 | } |
---|
744 | |
---|
745 | /** |
---|
746 | - multi-loop slice encoding for different slice QP |
---|
747 | . |
---|
748 | \param rpcPic picture class |
---|
749 | */ |
---|
750 | Void TEncSlice::precompressSlice( TComPic*& rpcPic ) |
---|
751 | { |
---|
752 | // if deltaQP RD is not used, simply return |
---|
753 | if ( m_pcCfg->getDeltaQpRD() == 0 ) |
---|
754 | { |
---|
755 | return; |
---|
756 | } |
---|
757 | |
---|
758 | #if RATE_CONTROL_LAMBDA_DOMAIN |
---|
759 | if ( m_pcCfg->getUseRateCtrl() ) |
---|
760 | { |
---|
761 | printf( "\nMultiple QP optimization is not allowed when rate control is enabled." ); |
---|
762 | assert(0); |
---|
763 | } |
---|
764 | #endif |
---|
765 | |
---|
766 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
767 | Double dPicRdCostBest = MAX_DOUBLE; |
---|
768 | UInt uiQpIdxBest = 0; |
---|
769 | |
---|
770 | Double dFrameLambda; |
---|
771 | #if FULL_NBIT |
---|
772 | Int SHIFT_QP = 12 + 6 * (g_bitDepth - 8); |
---|
773 | #else |
---|
774 | Int SHIFT_QP = 12; |
---|
775 | #endif |
---|
776 | |
---|
777 | // set frame lambda |
---|
778 | if (m_pcCfg->getGOPSize() > 1) |
---|
779 | { |
---|
780 | dFrameLambda = 0.68 * pow (2, (m_piRdPicQp[0] - SHIFT_QP) / 3.0) * (pcSlice->isInterB()? 2 : 1); |
---|
781 | } |
---|
782 | else |
---|
783 | { |
---|
784 | dFrameLambda = 0.68 * pow (2, (m_piRdPicQp[0] - SHIFT_QP) / 3.0); |
---|
785 | } |
---|
786 | m_pcRdCost ->setFrameLambda(dFrameLambda); |
---|
787 | |
---|
788 | // for each QP candidate |
---|
789 | for ( UInt uiQpIdx = 0; uiQpIdx < 2 * m_pcCfg->getDeltaQpRD() + 1; uiQpIdx++ ) |
---|
790 | { |
---|
791 | pcSlice ->setSliceQp ( m_piRdPicQp [uiQpIdx] ); |
---|
792 | #if ADAPTIVE_QP_SELECTION |
---|
793 | pcSlice ->setSliceQpBase ( m_piRdPicQp [uiQpIdx] ); |
---|
794 | #endif |
---|
795 | m_pcRdCost ->setLambda ( m_pdRdPicLambda[uiQpIdx] ); |
---|
796 | #if WEIGHTED_CHROMA_DISTORTION |
---|
797 | // for RDO |
---|
798 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
---|
799 | Int iQP = m_piRdPicQp [uiQpIdx]; |
---|
800 | Double weight = 1.0; |
---|
801 | Int qpc; |
---|
802 | Int chromaQPOffset; |
---|
803 | |
---|
804 | chromaQPOffset = pcSlice->getPPS()->getChromaCbQpOffset() + pcSlice->getSliceQpDeltaCb(); |
---|
805 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
806 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
807 | m_pcRdCost->setCbDistortionWeight(weight); |
---|
808 | |
---|
809 | chromaQPOffset = pcSlice->getPPS()->getChromaCrQpOffset() + pcSlice->getSliceQpDeltaCr(); |
---|
810 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
811 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
812 | m_pcRdCost->setCrDistortionWeight(weight); |
---|
813 | #endif |
---|
814 | |
---|
815 | #if RDOQ_CHROMA_LAMBDA |
---|
816 | // for RDOQ |
---|
817 | m_pcTrQuant ->setLambda( m_pdRdPicLambda[uiQpIdx], m_pdRdPicLambda[uiQpIdx] / weight ); |
---|
818 | #else |
---|
819 | m_pcTrQuant ->setLambda ( m_pdRdPicLambda[uiQpIdx] ); |
---|
820 | #endif |
---|
821 | #if SAO_CHROMA_LAMBDA |
---|
822 | // For SAO |
---|
823 | pcSlice ->setLambda ( m_pdRdPicLambda[uiQpIdx], m_pdRdPicLambda[uiQpIdx] / weight ); |
---|
824 | #else |
---|
825 | pcSlice ->setLambda ( m_pdRdPicLambda[uiQpIdx] ); |
---|
826 | #endif |
---|
827 | |
---|
828 | // try compress |
---|
829 | compressSlice ( rpcPic ); |
---|
830 | |
---|
831 | Double dPicRdCost; |
---|
832 | #if H_3D_VSO |
---|
833 | Dist64 uiPicDist = m_uiPicDist; |
---|
834 | #else |
---|
835 | UInt64 uiPicDist = m_uiPicDist; |
---|
836 | #endif |
---|
837 | UInt64 uiALFBits = 0; |
---|
838 | |
---|
839 | m_pcGOPEncoder->preLoopFilterPicAll( rpcPic, uiPicDist, uiALFBits ); |
---|
840 | |
---|
841 | // compute RD cost and choose the best |
---|
842 | dPicRdCost = m_pcRdCost->calcRdCost64( m_uiPicTotalBits + uiALFBits, uiPicDist, true, DF_SSE_FRAME); |
---|
843 | #if H_3D |
---|
844 | // Above calculation need to be fixed for VSO, including frameLambda value. |
---|
845 | #endif |
---|
846 | |
---|
847 | if ( dPicRdCost < dPicRdCostBest ) |
---|
848 | { |
---|
849 | uiQpIdxBest = uiQpIdx; |
---|
850 | dPicRdCostBest = dPicRdCost; |
---|
851 | } |
---|
852 | } |
---|
853 | |
---|
854 | // set best values |
---|
855 | pcSlice ->setSliceQp ( m_piRdPicQp [uiQpIdxBest] ); |
---|
856 | #if ADAPTIVE_QP_SELECTION |
---|
857 | pcSlice ->setSliceQpBase ( m_piRdPicQp [uiQpIdxBest] ); |
---|
858 | #endif |
---|
859 | m_pcRdCost ->setLambda ( m_pdRdPicLambda[uiQpIdxBest] ); |
---|
860 | #if WEIGHTED_CHROMA_DISTORTION |
---|
861 | // in RdCost there is only one lambda because the luma and chroma bits are not separated, instead we weight the distortion of chroma. |
---|
862 | Int iQP = m_piRdPicQp [uiQpIdxBest]; |
---|
863 | Double weight = 1.0; |
---|
864 | Int qpc; |
---|
865 | Int chromaQPOffset; |
---|
866 | |
---|
867 | chromaQPOffset = pcSlice->getPPS()->getChromaCbQpOffset() + pcSlice->getSliceQpDeltaCb(); |
---|
868 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
869 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
870 | m_pcRdCost->setCbDistortionWeight(weight); |
---|
871 | |
---|
872 | chromaQPOffset = pcSlice->getPPS()->getChromaCrQpOffset() + pcSlice->getSliceQpDeltaCr(); |
---|
873 | qpc = Clip3( 0, 57, iQP + chromaQPOffset); |
---|
874 | weight = pow( 2.0, (iQP-g_aucChromaScale[qpc])/3.0 ); // takes into account of the chroma qp mapping and chroma qp Offset |
---|
875 | m_pcRdCost->setCrDistortionWeight(weight); |
---|
876 | #endif |
---|
877 | |
---|
878 | #if RDOQ_CHROMA_LAMBDA |
---|
879 | // for RDOQ |
---|
880 | m_pcTrQuant ->setLambda( m_pdRdPicLambda[uiQpIdxBest], m_pdRdPicLambda[uiQpIdxBest] / weight ); |
---|
881 | #else |
---|
882 | m_pcTrQuant ->setLambda ( m_pdRdPicLambda[uiQpIdxBest] ); |
---|
883 | #endif |
---|
884 | #if SAO_CHROMA_LAMBDA |
---|
885 | // For SAO |
---|
886 | pcSlice ->setLambda ( m_pdRdPicLambda[uiQpIdxBest], m_pdRdPicLambda[uiQpIdxBest] / weight ); |
---|
887 | #else |
---|
888 | pcSlice ->setLambda ( m_pdRdPicLambda[uiQpIdxBest] ); |
---|
889 | #endif |
---|
890 | } |
---|
891 | |
---|
892 | /** \param rpcPic picture class |
---|
893 | */ |
---|
894 | #if RATE_CONTROL_INTRA |
---|
895 | Void TEncSlice::calCostSliceI(TComPic*& rpcPic) |
---|
896 | { |
---|
897 | UInt uiCUAddr; |
---|
898 | UInt uiStartCUAddr; |
---|
899 | UInt uiBoundingCUAddr; |
---|
900 | Int iSumHad, shift = g_bitDepthY-8, offset = (shift>0)?(1<<(shift-1)):0;; |
---|
901 | Double iSumHadSlice = 0; |
---|
902 | |
---|
903 | rpcPic->getSlice(getSliceIdx())->setSliceSegmentBits(0); |
---|
904 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
905 | xDetermineStartAndBoundingCUAddr ( uiStartCUAddr, uiBoundingCUAddr, rpcPic, false ); |
---|
906 | |
---|
907 | UInt uiEncCUOrder; |
---|
908 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
909 | for( uiEncCUOrder = uiStartCUAddr/rpcPic->getNumPartInCU(); |
---|
910 | uiEncCUOrder < (uiBoundingCUAddr+(rpcPic->getNumPartInCU()-1))/rpcPic->getNumPartInCU(); |
---|
911 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
---|
912 | { |
---|
913 | // initialize CU encoder |
---|
914 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
---|
915 | pcCU->initCU( rpcPic, uiCUAddr ); |
---|
916 | |
---|
917 | Int height = min( pcSlice->getSPS()->getMaxCUHeight(),pcSlice->getSPS()->getPicHeightInLumaSamples() - uiCUAddr / rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUHeight() ); |
---|
918 | Int width = min( pcSlice->getSPS()->getMaxCUWidth(),pcSlice->getSPS()->getPicWidthInLumaSamples() - uiCUAddr % rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUWidth() ); |
---|
919 | |
---|
920 | iSumHad = m_pcCuEncoder->updateLCUDataISlice(pcCU, uiCUAddr, width, height); |
---|
921 | |
---|
922 | (m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr)).m_costIntra=(iSumHad+offset)>>shift; |
---|
923 | iSumHadSlice += (m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr)).m_costIntra; |
---|
924 | |
---|
925 | } |
---|
926 | m_pcRateCtrl->getRCPic()->setTotalIntraCost(iSumHadSlice); |
---|
927 | } |
---|
928 | #endif |
---|
929 | |
---|
930 | Void TEncSlice::compressSlice( TComPic*& rpcPic ) |
---|
931 | { |
---|
932 | UInt uiCUAddr; |
---|
933 | UInt uiStartCUAddr; |
---|
934 | UInt uiBoundingCUAddr; |
---|
935 | rpcPic->getSlice(getSliceIdx())->setSliceSegmentBits(0); |
---|
936 | TEncBinCABAC* pppcRDSbacCoder = NULL; |
---|
937 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
938 | xDetermineStartAndBoundingCUAddr ( uiStartCUAddr, uiBoundingCUAddr, rpcPic, false ); |
---|
939 | |
---|
940 | // initialize cost values |
---|
941 | m_uiPicTotalBits = 0; |
---|
942 | m_dPicRdCost = 0; |
---|
943 | m_uiPicDist = 0; |
---|
944 | |
---|
945 | // set entropy coder |
---|
946 | if( m_pcCfg->getUseSBACRD() ) |
---|
947 | { |
---|
948 | m_pcSbacCoder->init( m_pcBinCABAC ); |
---|
949 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
---|
950 | m_pcEntropyCoder->resetEntropy (); |
---|
951 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->load(m_pcSbacCoder); |
---|
952 | pppcRDSbacCoder = (TEncBinCABAC *) m_pppcRDSbacCoder[0][CI_CURR_BEST]->getEncBinIf(); |
---|
953 | pppcRDSbacCoder->setBinCountingEnableFlag( false ); |
---|
954 | pppcRDSbacCoder->setBinsCoded( 0 ); |
---|
955 | } |
---|
956 | else |
---|
957 | { |
---|
958 | m_pcEntropyCoder->setEntropyCoder ( m_pcCavlcCoder, pcSlice ); |
---|
959 | m_pcEntropyCoder->resetEntropy (); |
---|
960 | m_pcEntropyCoder->setBitstream ( m_pcBitCounter ); |
---|
961 | } |
---|
962 | |
---|
963 | //------------------------------------------------------------------------------ |
---|
964 | // Weighted Prediction parameters estimation. |
---|
965 | //------------------------------------------------------------------------------ |
---|
966 | // calculate AC/DC values for current picture |
---|
967 | if( pcSlice->getPPS()->getUseWP() || pcSlice->getPPS()->getWPBiPred() ) |
---|
968 | { |
---|
969 | xCalcACDCParamSlice(pcSlice); |
---|
970 | } |
---|
971 | |
---|
972 | Bool bWp_explicit = (pcSlice->getSliceType()==P_SLICE && pcSlice->getPPS()->getUseWP()) || (pcSlice->getSliceType()==B_SLICE && pcSlice->getPPS()->getWPBiPred()); |
---|
973 | |
---|
974 | if ( bWp_explicit ) |
---|
975 | { |
---|
976 | //------------------------------------------------------------------------------ |
---|
977 | // Weighted Prediction implemented at Slice level. SliceMode=2 is not supported yet. |
---|
978 | //------------------------------------------------------------------------------ |
---|
979 | if ( pcSlice->getSliceMode()==2 || pcSlice->getSliceSegmentMode()==2 ) |
---|
980 | { |
---|
981 | printf("Weighted Prediction is not supported with slice mode determined by max number of bins.\n"); exit(0); |
---|
982 | } |
---|
983 | |
---|
984 | xEstimateWPParamSlice( pcSlice ); |
---|
985 | pcSlice->initWpScaling(); |
---|
986 | |
---|
987 | // check WP on/off |
---|
988 | xCheckWPEnable( pcSlice ); |
---|
989 | } |
---|
990 | |
---|
991 | #if ADAPTIVE_QP_SELECTION |
---|
992 | if( m_pcCfg->getUseAdaptQpSelect() ) |
---|
993 | { |
---|
994 | m_pcTrQuant->clearSliceARLCnt(); |
---|
995 | if(pcSlice->getSliceType()!=I_SLICE) |
---|
996 | { |
---|
997 | Int qpBase = pcSlice->getSliceQpBase(); |
---|
998 | pcSlice->setSliceQp(qpBase + m_pcTrQuant->getQpDelta(qpBase)); |
---|
999 | } |
---|
1000 | } |
---|
1001 | #endif |
---|
1002 | TEncTop* pcEncTop = (TEncTop*) m_pcCfg; |
---|
1003 | TEncSbac**** ppppcRDSbacCoders = pcEncTop->getRDSbacCoders(); |
---|
1004 | TComBitCounter* pcBitCounters = pcEncTop->getBitCounters(); |
---|
1005 | Int iNumSubstreams = 1; |
---|
1006 | UInt uiTilesAcross = 0; |
---|
1007 | #if H_3D_IC |
---|
1008 | if ( pcEncTop->getViewIndex() && pcEncTop->getUseIC() && |
---|
1009 | !( ( pcSlice->getSliceType() == P_SLICE && pcSlice->getPPS()->getUseWP() ) || ( pcSlice->getSliceType() == B_SLICE && pcSlice->getPPS()->getWPBiPred() ) ) |
---|
1010 | ) |
---|
1011 | { |
---|
1012 | pcSlice ->xSetApplyIC(); |
---|
1013 | if ( pcSlice->getApplyIC() ) |
---|
1014 | { |
---|
1015 | pcSlice->setIcSkipParseFlag( pcSlice->getPOC() % m_pcCfg->getIntraPeriod() != 0 ); |
---|
1016 | } |
---|
1017 | } |
---|
1018 | #endif |
---|
1019 | if( m_pcCfg->getUseSBACRD() ) |
---|
1020 | { |
---|
1021 | iNumSubstreams = pcSlice->getPPS()->getNumSubstreams(); |
---|
1022 | uiTilesAcross = rpcPic->getPicSym()->getNumColumnsMinus1()+1; |
---|
1023 | delete[] m_pcBufferSbacCoders; |
---|
1024 | delete[] m_pcBufferBinCoderCABACs; |
---|
1025 | m_pcBufferSbacCoders = new TEncSbac [uiTilesAcross]; |
---|
1026 | m_pcBufferBinCoderCABACs = new TEncBinCABAC[uiTilesAcross]; |
---|
1027 | for (Int ui = 0; ui < uiTilesAcross; ui++) |
---|
1028 | { |
---|
1029 | m_pcBufferSbacCoders[ui].init( &m_pcBufferBinCoderCABACs[ui] ); |
---|
1030 | } |
---|
1031 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
---|
1032 | { |
---|
1033 | m_pcBufferSbacCoders[ui].load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); //init. state |
---|
1034 | } |
---|
1035 | |
---|
1036 | for ( UInt ui = 0 ; ui < iNumSubstreams ; ui++ ) //init all sbac coders for RD optimization |
---|
1037 | { |
---|
1038 | ppppcRDSbacCoders[ui][0][CI_CURR_BEST]->load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); |
---|
1039 | } |
---|
1040 | } |
---|
1041 | //if( m_pcCfg->getUseSBACRD() ) |
---|
1042 | { |
---|
1043 | delete[] m_pcBufferLowLatSbacCoders; |
---|
1044 | delete[] m_pcBufferLowLatBinCoderCABACs; |
---|
1045 | m_pcBufferLowLatSbacCoders = new TEncSbac [uiTilesAcross]; |
---|
1046 | m_pcBufferLowLatBinCoderCABACs = new TEncBinCABAC[uiTilesAcross]; |
---|
1047 | for (Int ui = 0; ui < uiTilesAcross; ui++) |
---|
1048 | { |
---|
1049 | m_pcBufferLowLatSbacCoders[ui].init( &m_pcBufferLowLatBinCoderCABACs[ui] ); |
---|
1050 | } |
---|
1051 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
---|
1052 | m_pcBufferLowLatSbacCoders[ui].load(m_pppcRDSbacCoder[0][CI_CURR_BEST]); //init. state |
---|
1053 | } |
---|
1054 | UInt uiWidthInLCUs = rpcPic->getPicSym()->getFrameWidthInCU(); |
---|
1055 | //UInt uiHeightInLCUs = rpcPic->getPicSym()->getFrameHeightInCU(); |
---|
1056 | UInt uiCol=0, uiLin=0, uiSubStrm=0; |
---|
1057 | UInt uiTileCol = 0; |
---|
1058 | UInt uiTileStartLCU = 0; |
---|
1059 | UInt uiTileLCUX = 0; |
---|
1060 | Bool depSliceSegmentsEnabled = pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag(); |
---|
1061 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
1062 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
---|
1063 | if( depSliceSegmentsEnabled ) |
---|
1064 | { |
---|
1065 | if((pcSlice->getSliceSegmentCurStartCUAddr()!= pcSlice->getSliceCurStartCUAddr())&&(uiCUAddr != uiTileStartLCU)) |
---|
1066 | { |
---|
1067 | if( m_pcCfg->getWaveFrontsynchro() ) |
---|
1068 | { |
---|
1069 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); |
---|
1070 | m_pcBufferSbacCoders[uiTileCol].loadContexts( CTXMem[1] ); |
---|
1071 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
---|
1072 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); |
---|
1073 | uiLin = uiCUAddr / uiWidthInLCUs; |
---|
1074 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(rpcPic->getPicSym()->getCUOrderMap(uiCUAddr))*iNumSubstreamsPerTile |
---|
1075 | + uiLin%iNumSubstreamsPerTile; |
---|
1076 | if ( (uiCUAddr%uiWidthInLCUs+1) >= uiWidthInLCUs ) |
---|
1077 | { |
---|
1078 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
1079 | uiCol = uiCUAddr % uiWidthInLCUs; |
---|
1080 | if(uiCol==uiTileStartLCU) |
---|
1081 | { |
---|
1082 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
1083 | } |
---|
1084 | } |
---|
1085 | } |
---|
1086 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->loadContexts( CTXMem[0] ); |
---|
1087 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->loadContexts( CTXMem[0] ); |
---|
1088 | } |
---|
1089 | else |
---|
1090 | { |
---|
1091 | if(m_pcCfg->getWaveFrontsynchro()) |
---|
1092 | { |
---|
1093 | CTXMem[1]->loadContexts(m_pcSbacCoder); |
---|
1094 | } |
---|
1095 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
1096 | } |
---|
1097 | } |
---|
1098 | // for every CU in slice |
---|
1099 | #if H_3D |
---|
1100 | Int iLastPosY = -1; |
---|
1101 | #endif |
---|
1102 | UInt uiEncCUOrder; |
---|
1103 | for( uiEncCUOrder = uiStartCUAddr/rpcPic->getNumPartInCU(); |
---|
1104 | uiEncCUOrder < (uiBoundingCUAddr+(rpcPic->getNumPartInCU()-1))/rpcPic->getNumPartInCU(); |
---|
1105 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
---|
1106 | { |
---|
1107 | // initialize CU encoder |
---|
1108 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
---|
1109 | pcCU->initCU( rpcPic, uiCUAddr ); |
---|
1110 | #if H_3D_VSO |
---|
1111 | if ( m_pcRdCost->getUseRenModel() ) |
---|
1112 | { |
---|
1113 | // updated renderer model if necessary |
---|
1114 | Int iCurPosX; |
---|
1115 | Int iCurPosY; |
---|
1116 | pcCU->getPosInPic(0, iCurPosX, iCurPosY ); |
---|
1117 | if ( iCurPosY != iLastPosY ) |
---|
1118 | { |
---|
1119 | iLastPosY = iCurPosY; |
---|
1120 | pcEncTop->setupRenModel( pcSlice->getPOC() , pcSlice->getViewIndex(), pcSlice->getIsDepth() ? 1 : 0, iCurPosY ); |
---|
1121 | } |
---|
1122 | } |
---|
1123 | #endif |
---|
1124 | #if !RATE_CONTROL_LAMBDA_DOMAIN |
---|
1125 | if(m_pcCfg->getUseRateCtrl()) |
---|
1126 | { |
---|
1127 | if(m_pcRateCtrl->calculateUnitQP()) |
---|
1128 | { |
---|
1129 | xLamdaRecalculation(m_pcRateCtrl->getUnitQP(), m_pcRateCtrl->getGOPId(), pcSlice->getDepth(), pcSlice->getSliceType(), pcSlice->getSPS(), pcSlice ); |
---|
1130 | } |
---|
1131 | } |
---|
1132 | #endif |
---|
1133 | // inherit from TR if necessary, select substream to use. |
---|
1134 | if( m_pcCfg->getUseSBACRD() ) |
---|
1135 | { |
---|
1136 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); // what column of tiles are we in? |
---|
1137 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
---|
1138 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
1139 | //UInt uiSliceStartLCU = pcSlice->getSliceCurStartCUAddr(); |
---|
1140 | uiCol = uiCUAddr % uiWidthInLCUs; |
---|
1141 | uiLin = uiCUAddr / uiWidthInLCUs; |
---|
1142 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
---|
1143 | { |
---|
1144 | // independent tiles => substreams are "per tile". iNumSubstreams has already been multiplied. |
---|
1145 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
---|
1146 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)*iNumSubstreamsPerTile |
---|
1147 | + uiLin%iNumSubstreamsPerTile; |
---|
1148 | } |
---|
1149 | else |
---|
1150 | { |
---|
1151 | // dependent tiles => substreams are "per frame". |
---|
1152 | uiSubStrm = uiLin % iNumSubstreams; |
---|
1153 | } |
---|
1154 | if ( ((pcSlice->getPPS()->getNumSubstreams() > 1) || depSliceSegmentsEnabled ) && (uiCol == uiTileLCUX) && m_pcCfg->getWaveFrontsynchro()) |
---|
1155 | { |
---|
1156 | // We'll sync if the TR is available. |
---|
1157 | TComDataCU *pcCUUp = pcCU->getCUAbove(); |
---|
1158 | UInt uiWidthInCU = rpcPic->getFrameWidthInCU(); |
---|
1159 | UInt uiMaxParts = 1<<(pcSlice->getSPS()->getMaxCUDepth()<<1); |
---|
1160 | TComDataCU *pcCUTR = NULL; |
---|
1161 | if ( pcCUUp && ((uiCUAddr%uiWidthInCU+1) < uiWidthInCU) ) |
---|
1162 | { |
---|
1163 | pcCUTR = rpcPic->getCU( uiCUAddr - uiWidthInCU + 1 ); |
---|
1164 | } |
---|
1165 | if ( ((pcCUTR==NULL) || (pcCUTR->getSlice()==NULL) || |
---|
1166 | (pcCUTR->getSCUAddr()+uiMaxParts-1 < pcSlice->getSliceCurStartCUAddr()) || |
---|
1167 | ((rpcPic->getPicSym()->getTileIdxMap( pcCUTR->getAddr() ) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))) |
---|
1168 | ) |
---|
1169 | ) |
---|
1170 | { |
---|
1171 | // TR not available. |
---|
1172 | } |
---|
1173 | else |
---|
1174 | { |
---|
1175 | // TR is available, we use it. |
---|
1176 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] ); |
---|
1177 | } |
---|
1178 | } |
---|
1179 | m_pppcRDSbacCoder[0][CI_CURR_BEST]->load( ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST] ); //this load is used to simplify the code |
---|
1180 | } |
---|
1181 | |
---|
1182 | // reset the entropy coder |
---|
1183 | if( uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr() && // must be first CU of tile |
---|
1184 | uiCUAddr!=0 && // cannot be first CU of picture |
---|
1185 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceSegmentCurStartCUAddr())/rpcPic->getNumPartInCU() && |
---|
1186 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceCurStartCUAddr())/rpcPic->getNumPartInCU()) // cannot be first CU of slice |
---|
1187 | { |
---|
1188 | SliceType sliceType = pcSlice->getSliceType(); |
---|
1189 | if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag() && pcSlice->getPPS()->getEncCABACTableIdx()!=I_SLICE) |
---|
1190 | { |
---|
1191 | sliceType = (SliceType) pcSlice->getPPS()->getEncCABACTableIdx(); |
---|
1192 | } |
---|
1193 | m_pcEntropyCoder->updateContextTables ( sliceType, pcSlice->getSliceQp(), false ); |
---|
1194 | m_pcEntropyCoder->setEntropyCoder ( m_pppcRDSbacCoder[0][CI_CURR_BEST], pcSlice ); |
---|
1195 | m_pcEntropyCoder->updateContextTables ( sliceType, pcSlice->getSliceQp() ); |
---|
1196 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
---|
1197 | } |
---|
1198 | // if RD based on SBAC is used |
---|
1199 | if( m_pcCfg->getUseSBACRD() ) |
---|
1200 | { |
---|
1201 | // set go-on entropy coder |
---|
1202 | m_pcEntropyCoder->setEntropyCoder ( m_pcRDGoOnSbacCoder, pcSlice ); |
---|
1203 | m_pcEntropyCoder->setBitstream( &pcBitCounters[uiSubStrm] ); |
---|
1204 | |
---|
1205 | ((TEncBinCABAC*)m_pcRDGoOnSbacCoder->getEncBinIf())->setBinCountingEnableFlag(true); |
---|
1206 | |
---|
1207 | #if RATE_CONTROL_LAMBDA_DOMAIN |
---|
1208 | Double oldLambda = m_pcRdCost->getLambda(); |
---|
1209 | if ( m_pcCfg->getUseRateCtrl() ) |
---|
1210 | { |
---|
1211 | Int estQP = pcSlice->getSliceQp(); |
---|
1212 | Double estLambda = -1.0; |
---|
1213 | Double bpp = -1.0; |
---|
1214 | |
---|
1215 | #if M0036_RC_IMPROVEMENT |
---|
1216 | if ( ( rpcPic->getSlice( 0 )->getSliceType() == I_SLICE && m_pcCfg->getForceIntraQP() ) || !m_pcCfg->getLCULevelRC() ) |
---|
1217 | #else |
---|
1218 | if ( rpcPic->getSlice( 0 )->getSliceType() == I_SLICE || !m_pcCfg->getLCULevelRC() ) |
---|
1219 | #endif |
---|
1220 | { |
---|
1221 | estQP = pcSlice->getSliceQp(); |
---|
1222 | } |
---|
1223 | else |
---|
1224 | { |
---|
1225 | #if RATE_CONTROL_INTRA |
---|
1226 | bpp = m_pcRateCtrl->getRCPic()->getLCUTargetBpp(pcSlice->getSliceType()); |
---|
1227 | if ( rpcPic->getSlice( 0 )->getSliceType() == I_SLICE) |
---|
1228 | { |
---|
1229 | estLambda = m_pcRateCtrl->getRCPic()->getLCUEstLambdaAndQP(bpp, pcSlice->getSliceQp(), &estQP); |
---|
1230 | } |
---|
1231 | else |
---|
1232 | { |
---|
1233 | estLambda = m_pcRateCtrl->getRCPic()->getLCUEstLambda( bpp ); |
---|
1234 | estQP = m_pcRateCtrl->getRCPic()->getLCUEstQP ( estLambda, pcSlice->getSliceQp() ); |
---|
1235 | } |
---|
1236 | #else |
---|
1237 | bpp = m_pcRateCtrl->getRCPic()->getLCUTargetBpp(); |
---|
1238 | estLambda = m_pcRateCtrl->getRCPic()->getLCUEstLambda( bpp ); |
---|
1239 | estQP = m_pcRateCtrl->getRCPic()->getLCUEstQP ( estLambda, pcSlice->getSliceQp() ); |
---|
1240 | #endif |
---|
1241 | |
---|
1242 | estQP = Clip3( -pcSlice->getSPS()->getQpBDOffsetY(), MAX_QP, estQP ); |
---|
1243 | |
---|
1244 | m_pcRdCost->setLambda(estLambda); |
---|
1245 | #if M0036_RC_IMPROVEMENT |
---|
1246 | #if RDOQ_CHROMA_LAMBDA |
---|
1247 | // set lambda for RDOQ |
---|
1248 | Double weight=m_pcRdCost->getChromaWeight(); |
---|
1249 | m_pcTrQuant->setLambda( estLambda, estLambda / weight ); |
---|
1250 | #else |
---|
1251 | m_pcTrQuant->setLambda( estLambda ); |
---|
1252 | #endif |
---|
1253 | #endif |
---|
1254 | } |
---|
1255 | |
---|
1256 | m_pcRateCtrl->setRCQP( estQP ); |
---|
1257 | pcCU->getSlice()->setSliceQpBase( estQP ); |
---|
1258 | } |
---|
1259 | #endif |
---|
1260 | |
---|
1261 | // run CU encoder |
---|
1262 | m_pcCuEncoder->compressCU( pcCU ); |
---|
1263 | |
---|
1264 | #if !TICKET_1090_FIX |
---|
1265 | #if RATE_CONTROL_LAMBDA_DOMAIN |
---|
1266 | if ( m_pcCfg->getUseRateCtrl() ) |
---|
1267 | { |
---|
1268 | #if !M0036_RC_IMPROVEMENT |
---|
1269 | UInt SAD = m_pcCuEncoder->getLCUPredictionSAD(); |
---|
1270 | Int height = min( pcSlice->getSPS()->getMaxCUHeight(),pcSlice->getSPS()->getPicHeightInLumaSamples() - uiCUAddr / rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUHeight() ); |
---|
1271 | Int width = min( pcSlice->getSPS()->getMaxCUWidth(),pcSlice->getSPS()->getPicWidthInLumaSamples() - uiCUAddr % rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUWidth() ); |
---|
1272 | Double MAD = (Double)SAD / (Double)(height * width); |
---|
1273 | MAD = MAD * MAD; |
---|
1274 | ( m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr) ).m_MAD = MAD; |
---|
1275 | #endif |
---|
1276 | |
---|
1277 | Int actualQP = g_RCInvalidQPValue; |
---|
1278 | Double actualLambda = m_pcRdCost->getLambda(); |
---|
1279 | Int actualBits = pcCU->getTotalBits(); |
---|
1280 | Int numberOfEffectivePixels = 0; |
---|
1281 | for ( Int idx = 0; idx < rpcPic->getNumPartInCU(); idx++ ) |
---|
1282 | { |
---|
1283 | if ( pcCU->getPredictionMode( idx ) != MODE_NONE && ( !pcCU->isSkipped( idx ) ) ) |
---|
1284 | { |
---|
1285 | numberOfEffectivePixels = numberOfEffectivePixels + 16; |
---|
1286 | break; |
---|
1287 | } |
---|
1288 | } |
---|
1289 | |
---|
1290 | if ( numberOfEffectivePixels == 0 ) |
---|
1291 | { |
---|
1292 | actualQP = g_RCInvalidQPValue; |
---|
1293 | } |
---|
1294 | else |
---|
1295 | { |
---|
1296 | actualQP = pcCU->getQP( 0 ); |
---|
1297 | } |
---|
1298 | m_pcRdCost->setLambda(oldLambda); |
---|
1299 | #if RATE_CONTROL_INTRA |
---|
1300 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, |
---|
1301 | pcCU->getSlice()->getSliceType() == I_SLICE ? 0 : m_pcCfg->getLCULevelRC() ); |
---|
1302 | #else |
---|
1303 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, m_pcCfg->getLCULevelRC() ); |
---|
1304 | #endif |
---|
1305 | } |
---|
1306 | #endif |
---|
1307 | #endif |
---|
1308 | |
---|
1309 | // restore entropy coder to an initial stage |
---|
1310 | m_pcEntropyCoder->setEntropyCoder ( m_pppcRDSbacCoder[0][CI_CURR_BEST], pcSlice ); |
---|
1311 | m_pcEntropyCoder->setBitstream( &pcBitCounters[uiSubStrm] ); |
---|
1312 | m_pcCuEncoder->setBitCounter( &pcBitCounters[uiSubStrm] ); |
---|
1313 | m_pcBitCounter = &pcBitCounters[uiSubStrm]; |
---|
1314 | pppcRDSbacCoder->setBinCountingEnableFlag( true ); |
---|
1315 | m_pcBitCounter->resetBits(); |
---|
1316 | pppcRDSbacCoder->setBinsCoded( 0 ); |
---|
1317 | m_pcCuEncoder->encodeCU( pcCU ); |
---|
1318 | |
---|
1319 | pppcRDSbacCoder->setBinCountingEnableFlag( false ); |
---|
1320 | if (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_BYTES && ( ( pcSlice->getSliceBits() + m_pcEntropyCoder->getNumberOfWrittenBits() ) ) > m_pcCfg->getSliceArgument()<<3) |
---|
1321 | { |
---|
1322 | pcSlice->setNextSlice( true ); |
---|
1323 | break; |
---|
1324 | } |
---|
1325 | if (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_BYTES && pcSlice->getSliceSegmentBits()+m_pcEntropyCoder->getNumberOfWrittenBits() > (m_pcCfg->getSliceSegmentArgument() << 3) &&pcSlice->getSliceCurEndCUAddr()!=pcSlice->getSliceSegmentCurEndCUAddr()) |
---|
1326 | { |
---|
1327 | pcSlice->setNextSliceSegment( true ); |
---|
1328 | break; |
---|
1329 | } |
---|
1330 | if( m_pcCfg->getUseSBACRD() ) |
---|
1331 | { |
---|
1332 | ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]->load( m_pppcRDSbacCoder[0][CI_CURR_BEST] ); |
---|
1333 | |
---|
1334 | //Store probabilties of second LCU in line into buffer |
---|
1335 | if ( ( uiCol == uiTileLCUX+1) && (depSliceSegmentsEnabled || (pcSlice->getPPS()->getNumSubstreams() > 1)) && m_pcCfg->getWaveFrontsynchro()) |
---|
1336 | { |
---|
1337 | m_pcBufferSbacCoders[uiTileCol].loadContexts(ppppcRDSbacCoders[uiSubStrm][0][CI_CURR_BEST]); |
---|
1338 | } |
---|
1339 | } |
---|
1340 | |
---|
1341 | #if TICKET_1090_FIX |
---|
1342 | #if RATE_CONTROL_LAMBDA_DOMAIN |
---|
1343 | if ( m_pcCfg->getUseRateCtrl() ) |
---|
1344 | { |
---|
1345 | #if !M0036_RC_IMPROVEMENT |
---|
1346 | UInt SAD = m_pcCuEncoder->getLCUPredictionSAD(); |
---|
1347 | Int height = min( pcSlice->getSPS()->getMaxCUHeight(),pcSlice->getSPS()->getPicHeightInLumaSamples() - uiCUAddr / rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUHeight() ); |
---|
1348 | Int width = min( pcSlice->getSPS()->getMaxCUWidth(),pcSlice->getSPS()->getPicWidthInLumaSamples() - uiCUAddr % rpcPic->getFrameWidthInCU() * pcSlice->getSPS()->getMaxCUWidth() ); |
---|
1349 | Double MAD = (Double)SAD / (Double)(height * width); |
---|
1350 | MAD = MAD * MAD; |
---|
1351 | ( m_pcRateCtrl->getRCPic()->getLCU(uiCUAddr) ).m_MAD = MAD; |
---|
1352 | #endif |
---|
1353 | |
---|
1354 | Int actualQP = g_RCInvalidQPValue; |
---|
1355 | Double actualLambda = m_pcRdCost->getLambda(); |
---|
1356 | Int actualBits = pcCU->getTotalBits(); |
---|
1357 | Int numberOfEffectivePixels = 0; |
---|
1358 | for ( Int idx = 0; idx < rpcPic->getNumPartInCU(); idx++ ) |
---|
1359 | { |
---|
1360 | if ( pcCU->getPredictionMode( idx ) != MODE_NONE && ( !pcCU->isSkipped( idx ) ) ) |
---|
1361 | { |
---|
1362 | numberOfEffectivePixels = numberOfEffectivePixels + 16; |
---|
1363 | break; |
---|
1364 | } |
---|
1365 | } |
---|
1366 | |
---|
1367 | if ( numberOfEffectivePixels == 0 ) |
---|
1368 | { |
---|
1369 | actualQP = g_RCInvalidQPValue; |
---|
1370 | } |
---|
1371 | else |
---|
1372 | { |
---|
1373 | actualQP = pcCU->getQP( 0 ); |
---|
1374 | } |
---|
1375 | m_pcRdCost->setLambda(oldLambda); |
---|
1376 | |
---|
1377 | #if RATE_CONTROL_INTRA |
---|
1378 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, |
---|
1379 | pcCU->getSlice()->getSliceType() == I_SLICE ? 0 : m_pcCfg->getLCULevelRC() ); |
---|
1380 | #else |
---|
1381 | m_pcRateCtrl->getRCPic()->updateAfterLCU( m_pcRateCtrl->getRCPic()->getLCUCoded(), actualBits, actualQP, actualLambda, m_pcCfg->getLCULevelRC() ); |
---|
1382 | #endif |
---|
1383 | } |
---|
1384 | #endif |
---|
1385 | #endif |
---|
1386 | } |
---|
1387 | // other case: encodeCU is not called |
---|
1388 | else |
---|
1389 | { |
---|
1390 | m_pcCuEncoder->compressCU( pcCU ); |
---|
1391 | m_pcCuEncoder->encodeCU( pcCU ); |
---|
1392 | if (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_BYTES && ( ( pcSlice->getSliceBits()+ m_pcEntropyCoder->getNumberOfWrittenBits() ) ) > m_pcCfg->getSliceArgument()<<3) |
---|
1393 | { |
---|
1394 | pcSlice->setNextSlice( true ); |
---|
1395 | break; |
---|
1396 | } |
---|
1397 | if (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_BYTES && pcSlice->getSliceSegmentBits()+ m_pcEntropyCoder->getNumberOfWrittenBits()> m_pcCfg->getSliceSegmentArgument()<<3 &&pcSlice->getSliceCurEndCUAddr()!=pcSlice->getSliceSegmentCurEndCUAddr()) |
---|
1398 | { |
---|
1399 | pcSlice->setNextSliceSegment( true ); |
---|
1400 | break; |
---|
1401 | } |
---|
1402 | } |
---|
1403 | |
---|
1404 | m_uiPicTotalBits += pcCU->getTotalBits(); |
---|
1405 | m_dPicRdCost += pcCU->getTotalCost(); |
---|
1406 | m_uiPicDist += pcCU->getTotalDistortion(); |
---|
1407 | #if !RATE_CONTROL_LAMBDA_DOMAIN |
---|
1408 | if(m_pcCfg->getUseRateCtrl()) |
---|
1409 | { |
---|
1410 | m_pcRateCtrl->updateLCUData(pcCU, pcCU->getTotalBits(), pcCU->getQP(0)); |
---|
1411 | m_pcRateCtrl->updataRCUnitStatus(); |
---|
1412 | } |
---|
1413 | #endif |
---|
1414 | } |
---|
1415 | if ((pcSlice->getPPS()->getNumSubstreams() > 1) && !depSliceSegmentsEnabled) |
---|
1416 | { |
---|
1417 | pcSlice->setNextSlice( true ); |
---|
1418 | } |
---|
1419 | if( depSliceSegmentsEnabled ) |
---|
1420 | { |
---|
1421 | if (m_pcCfg->getWaveFrontsynchro()) |
---|
1422 | { |
---|
1423 | CTXMem[1]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] );//ctx 2.LCU |
---|
1424 | } |
---|
1425 | CTXMem[0]->loadContexts( m_pppcRDSbacCoder[0][CI_CURR_BEST] );//ctx end of dep.slice |
---|
1426 | } |
---|
1427 | xRestoreWPparam( pcSlice ); |
---|
1428 | #if !RATE_CONTROL_LAMBDA_DOMAIN |
---|
1429 | if(m_pcCfg->getUseRateCtrl()) |
---|
1430 | { |
---|
1431 | m_pcRateCtrl->updateFrameData(m_uiPicTotalBits); |
---|
1432 | } |
---|
1433 | #endif |
---|
1434 | } |
---|
1435 | |
---|
1436 | /** |
---|
1437 | \param rpcPic picture class |
---|
1438 | \retval rpcBitstream bitstream class |
---|
1439 | */ |
---|
1440 | Void TEncSlice::encodeSlice ( TComPic*& rpcPic, TComOutputBitstream* pcSubstreams ) |
---|
1441 | { |
---|
1442 | UInt uiCUAddr; |
---|
1443 | UInt uiStartCUAddr; |
---|
1444 | UInt uiBoundingCUAddr; |
---|
1445 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
1446 | |
---|
1447 | uiStartCUAddr=pcSlice->getSliceSegmentCurStartCUAddr(); |
---|
1448 | uiBoundingCUAddr=pcSlice->getSliceSegmentCurEndCUAddr(); |
---|
1449 | // choose entropy coder |
---|
1450 | { |
---|
1451 | m_pcSbacCoder->init( (TEncBinIf*)m_pcBinCABAC ); |
---|
1452 | m_pcEntropyCoder->setEntropyCoder ( m_pcSbacCoder, pcSlice ); |
---|
1453 | } |
---|
1454 | |
---|
1455 | m_pcCuEncoder->setBitCounter( NULL ); |
---|
1456 | m_pcBitCounter = NULL; |
---|
1457 | // Appropriate substream bitstream is switched later. |
---|
1458 | // for every CU |
---|
1459 | #if ENC_DEC_TRACE |
---|
1460 | g_bJustDoIt = g_bEncDecTraceEnable; |
---|
1461 | #endif |
---|
1462 | DTRACE_CABAC_VL( g_nSymbolCounter++ ); |
---|
1463 | DTRACE_CABAC_T( "\tPOC: " ); |
---|
1464 | DTRACE_CABAC_V( rpcPic->getPOC() ); |
---|
1465 | #if H_MV_ENC_DEC_TRAC |
---|
1466 | DTRACE_CABAC_T( " Layer: " ); |
---|
1467 | DTRACE_CABAC_V( rpcPic->getLayerId() ); |
---|
1468 | #endif |
---|
1469 | DTRACE_CABAC_T( "\n" ); |
---|
1470 | #if ENC_DEC_TRACE |
---|
1471 | g_bJustDoIt = g_bEncDecTraceDisable; |
---|
1472 | #endif |
---|
1473 | |
---|
1474 | TEncTop* pcEncTop = (TEncTop*) m_pcCfg; |
---|
1475 | TEncSbac* pcSbacCoders = pcEncTop->getSbacCoders(); //coder for each substream |
---|
1476 | Int iNumSubstreams = pcSlice->getPPS()->getNumSubstreams(); |
---|
1477 | UInt uiBitsOriginallyInSubstreams = 0; |
---|
1478 | { |
---|
1479 | UInt uiTilesAcross = rpcPic->getPicSym()->getNumColumnsMinus1()+1; |
---|
1480 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
---|
1481 | { |
---|
1482 | m_pcBufferSbacCoders[ui].load(m_pcSbacCoder); //init. state |
---|
1483 | } |
---|
1484 | |
---|
1485 | for (Int iSubstrmIdx=0; iSubstrmIdx < iNumSubstreams; iSubstrmIdx++) |
---|
1486 | { |
---|
1487 | uiBitsOriginallyInSubstreams += pcSubstreams[iSubstrmIdx].getNumberOfWrittenBits(); |
---|
1488 | } |
---|
1489 | |
---|
1490 | for (UInt ui = 0; ui < uiTilesAcross; ui++) |
---|
1491 | { |
---|
1492 | m_pcBufferLowLatSbacCoders[ui].load(m_pcSbacCoder); //init. state |
---|
1493 | } |
---|
1494 | } |
---|
1495 | |
---|
1496 | UInt uiWidthInLCUs = rpcPic->getPicSym()->getFrameWidthInCU(); |
---|
1497 | UInt uiCol=0, uiLin=0, uiSubStrm=0; |
---|
1498 | UInt uiTileCol = 0; |
---|
1499 | UInt uiTileStartLCU = 0; |
---|
1500 | UInt uiTileLCUX = 0; |
---|
1501 | Bool depSliceSegmentsEnabled = pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag(); |
---|
1502 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap( uiStartCUAddr /rpcPic->getNumPartInCU()); /* for tiles, uiStartCUAddr is NOT the real raster scan address, it is actually |
---|
1503 | an encoding order index, so we need to convert the index (uiStartCUAddr) |
---|
1504 | into the real raster scan address (uiCUAddr) via the CUOrderMap */ |
---|
1505 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
---|
1506 | if( depSliceSegmentsEnabled ) |
---|
1507 | { |
---|
1508 | if( pcSlice->isNextSlice()|| |
---|
1509 | uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr()) |
---|
1510 | { |
---|
1511 | if(m_pcCfg->getWaveFrontsynchro()) |
---|
1512 | { |
---|
1513 | CTXMem[1]->loadContexts(m_pcSbacCoder); |
---|
1514 | } |
---|
1515 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
1516 | } |
---|
1517 | else |
---|
1518 | { |
---|
1519 | if(m_pcCfg->getWaveFrontsynchro()) |
---|
1520 | { |
---|
1521 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); |
---|
1522 | m_pcBufferSbacCoders[uiTileCol].loadContexts( CTXMem[1] ); |
---|
1523 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
---|
1524 | uiLin = uiCUAddr / uiWidthInLCUs; |
---|
1525 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(rpcPic->getPicSym()->getCUOrderMap( uiCUAddr))*iNumSubstreamsPerTile |
---|
1526 | + uiLin%iNumSubstreamsPerTile; |
---|
1527 | if ( (uiCUAddr%uiWidthInLCUs+1) >= uiWidthInLCUs ) |
---|
1528 | { |
---|
1529 | uiCol = uiCUAddr % uiWidthInLCUs; |
---|
1530 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
1531 | if(uiCol==uiTileLCUX) |
---|
1532 | { |
---|
1533 | CTXMem[0]->loadContexts(m_pcSbacCoder); |
---|
1534 | } |
---|
1535 | } |
---|
1536 | } |
---|
1537 | pcSbacCoders[uiSubStrm].loadContexts( CTXMem[0] ); |
---|
1538 | } |
---|
1539 | } |
---|
1540 | |
---|
1541 | UInt uiEncCUOrder; |
---|
1542 | for( uiEncCUOrder = uiStartCUAddr /rpcPic->getNumPartInCU(); |
---|
1543 | uiEncCUOrder < (uiBoundingCUAddr+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
---|
1544 | uiCUAddr = rpcPic->getPicSym()->getCUOrderMap(++uiEncCUOrder) ) |
---|
1545 | { |
---|
1546 | if( m_pcCfg->getUseSBACRD() ) |
---|
1547 | { |
---|
1548 | uiTileCol = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr) % (rpcPic->getPicSym()->getNumColumnsMinus1()+1); // what column of tiles are we in? |
---|
1549 | uiTileStartLCU = rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr(); |
---|
1550 | uiTileLCUX = uiTileStartLCU % uiWidthInLCUs; |
---|
1551 | //UInt uiSliceStartLCU = pcSlice->getSliceCurStartCUAddr(); |
---|
1552 | uiCol = uiCUAddr % uiWidthInLCUs; |
---|
1553 | uiLin = uiCUAddr / uiWidthInLCUs; |
---|
1554 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
---|
1555 | { |
---|
1556 | // independent tiles => substreams are "per tile". iNumSubstreams has already been multiplied. |
---|
1557 | Int iNumSubstreamsPerTile = iNumSubstreams/rpcPic->getPicSym()->getNumTiles(); |
---|
1558 | uiSubStrm = rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)*iNumSubstreamsPerTile |
---|
1559 | + uiLin%iNumSubstreamsPerTile; |
---|
1560 | } |
---|
1561 | else |
---|
1562 | { |
---|
1563 | // dependent tiles => substreams are "per frame". |
---|
1564 | uiSubStrm = uiLin % iNumSubstreams; |
---|
1565 | } |
---|
1566 | |
---|
1567 | m_pcEntropyCoder->setBitstream( &pcSubstreams[uiSubStrm] ); |
---|
1568 | // Synchronize cabac probabilities with upper-right LCU if it's available and we're at the start of a line. |
---|
1569 | if (((pcSlice->getPPS()->getNumSubstreams() > 1) || depSliceSegmentsEnabled) && (uiCol == uiTileLCUX) && m_pcCfg->getWaveFrontsynchro()) |
---|
1570 | { |
---|
1571 | // We'll sync if the TR is available. |
---|
1572 | TComDataCU *pcCUUp = rpcPic->getCU( uiCUAddr )->getCUAbove(); |
---|
1573 | UInt uiWidthInCU = rpcPic->getFrameWidthInCU(); |
---|
1574 | UInt uiMaxParts = 1<<(pcSlice->getSPS()->getMaxCUDepth()<<1); |
---|
1575 | TComDataCU *pcCUTR = NULL; |
---|
1576 | if ( pcCUUp && ((uiCUAddr%uiWidthInCU+1) < uiWidthInCU) ) |
---|
1577 | { |
---|
1578 | pcCUTR = rpcPic->getCU( uiCUAddr - uiWidthInCU + 1 ); |
---|
1579 | } |
---|
1580 | if ( (true/*bEnforceSliceRestriction*/ && |
---|
1581 | ((pcCUTR==NULL) || (pcCUTR->getSlice()==NULL) || |
---|
1582 | (pcCUTR->getSCUAddr()+uiMaxParts-1 < pcSlice->getSliceCurStartCUAddr()) || |
---|
1583 | ((rpcPic->getPicSym()->getTileIdxMap( pcCUTR->getAddr() ) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))) |
---|
1584 | )) |
---|
1585 | ) |
---|
1586 | { |
---|
1587 | // TR not available. |
---|
1588 | } |
---|
1589 | else |
---|
1590 | { |
---|
1591 | // TR is available, we use it. |
---|
1592 | pcSbacCoders[uiSubStrm].loadContexts( &m_pcBufferSbacCoders[uiTileCol] ); |
---|
1593 | } |
---|
1594 | } |
---|
1595 | m_pcSbacCoder->load(&pcSbacCoders[uiSubStrm]); //this load is used to simplify the code (avoid to change all the call to m_pcSbacCoder) |
---|
1596 | } |
---|
1597 | // reset the entropy coder |
---|
1598 | if( uiCUAddr == rpcPic->getPicSym()->getTComTile(rpcPic->getPicSym()->getTileIdxMap(uiCUAddr))->getFirstCUAddr() && // must be first CU of tile |
---|
1599 | uiCUAddr!=0 && // cannot be first CU of picture |
---|
1600 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceSegmentCurStartCUAddr())/rpcPic->getNumPartInCU() && |
---|
1601 | uiCUAddr!=rpcPic->getPicSym()->getPicSCUAddr(rpcPic->getSlice(rpcPic->getCurrSliceIdx())->getSliceCurStartCUAddr())/rpcPic->getNumPartInCU()) // cannot be first CU of slice |
---|
1602 | { |
---|
1603 | { |
---|
1604 | // We're crossing into another tile, tiles are independent. |
---|
1605 | // When tiles are independent, we have "substreams per tile". Each substream has already been terminated, and we no longer |
---|
1606 | // have to perform it here. |
---|
1607 | if (pcSlice->getPPS()->getNumSubstreams() > 1) |
---|
1608 | { |
---|
1609 | ; // do nothing. |
---|
1610 | } |
---|
1611 | else |
---|
1612 | { |
---|
1613 | SliceType sliceType = pcSlice->getSliceType(); |
---|
1614 | if (!pcSlice->isIntra() && pcSlice->getPPS()->getCabacInitPresentFlag() && pcSlice->getPPS()->getEncCABACTableIdx()!=I_SLICE) |
---|
1615 | { |
---|
1616 | sliceType = (SliceType) pcSlice->getPPS()->getEncCABACTableIdx(); |
---|
1617 | } |
---|
1618 | m_pcEntropyCoder->updateContextTables( sliceType, pcSlice->getSliceQp() ); |
---|
1619 | // Byte-alignment in slice_data() when new tile |
---|
1620 | pcSubstreams[uiSubStrm].writeByteAlignment(); |
---|
1621 | } |
---|
1622 | } |
---|
1623 | { |
---|
1624 | UInt numStartCodeEmulations = pcSubstreams[uiSubStrm].countStartCodeEmulations(); |
---|
1625 | UInt uiAccumulatedSubstreamLength = 0; |
---|
1626 | for (Int iSubstrmIdx=0; iSubstrmIdx < iNumSubstreams; iSubstrmIdx++) |
---|
1627 | { |
---|
1628 | uiAccumulatedSubstreamLength += pcSubstreams[iSubstrmIdx].getNumberOfWrittenBits(); |
---|
1629 | } |
---|
1630 | // add bits coded in previous dependent slices + bits coded so far |
---|
1631 | // add number of emulation prevention byte count in the tile |
---|
1632 | pcSlice->addTileLocation( ((pcSlice->getTileOffstForMultES() + uiAccumulatedSubstreamLength - uiBitsOriginallyInSubstreams) >> 3) + numStartCodeEmulations ); |
---|
1633 | } |
---|
1634 | } |
---|
1635 | |
---|
1636 | #if H_3D_QTLPC |
---|
1637 | rpcPic->setReduceBitsFlag(true); |
---|
1638 | #endif |
---|
1639 | TComDataCU*& pcCU = rpcPic->getCU( uiCUAddr ); |
---|
1640 | if ( pcSlice->getSPS()->getUseSAO() && (pcSlice->getSaoEnabledFlag()||pcSlice->getSaoEnabledFlagChroma()) ) |
---|
1641 | { |
---|
1642 | SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam(); |
---|
1643 | Int iNumCuInWidth = saoParam->numCuInWidth; |
---|
1644 | Int iCUAddrInSlice = uiCUAddr - rpcPic->getPicSym()->getCUOrderMap(pcSlice->getSliceCurStartCUAddr()/rpcPic->getNumPartInCU()); |
---|
1645 | Int iCUAddrUpInSlice = iCUAddrInSlice - iNumCuInWidth; |
---|
1646 | Int rx = uiCUAddr % iNumCuInWidth; |
---|
1647 | Int ry = uiCUAddr / iNumCuInWidth; |
---|
1648 | Int allowMergeLeft = 1; |
---|
1649 | Int allowMergeUp = 1; |
---|
1650 | if (rx!=0) |
---|
1651 | { |
---|
1652 | if (rpcPic->getPicSym()->getTileIdxMap(uiCUAddr-1) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)) |
---|
1653 | { |
---|
1654 | allowMergeLeft = 0; |
---|
1655 | } |
---|
1656 | } |
---|
1657 | if (ry!=0) |
---|
1658 | { |
---|
1659 | if (rpcPic->getPicSym()->getTileIdxMap(uiCUAddr-iNumCuInWidth) != rpcPic->getPicSym()->getTileIdxMap(uiCUAddr)) |
---|
1660 | { |
---|
1661 | allowMergeUp = 0; |
---|
1662 | } |
---|
1663 | } |
---|
1664 | Int addr = pcCU->getAddr(); |
---|
1665 | allowMergeLeft = allowMergeLeft && (rx>0) && (iCUAddrInSlice!=0); |
---|
1666 | allowMergeUp = allowMergeUp && (ry>0) && (iCUAddrUpInSlice>=0); |
---|
1667 | if( saoParam->bSaoFlag[0] || saoParam->bSaoFlag[1] ) |
---|
1668 | { |
---|
1669 | Int mergeLeft = saoParam->saoLcuParam[0][addr].mergeLeftFlag; |
---|
1670 | Int mergeUp = saoParam->saoLcuParam[0][addr].mergeUpFlag; |
---|
1671 | if (allowMergeLeft) |
---|
1672 | { |
---|
1673 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(mergeLeft); |
---|
1674 | } |
---|
1675 | else |
---|
1676 | { |
---|
1677 | mergeLeft = 0; |
---|
1678 | } |
---|
1679 | if(mergeLeft == 0) |
---|
1680 | { |
---|
1681 | if (allowMergeUp) |
---|
1682 | { |
---|
1683 | m_pcEntropyCoder->m_pcEntropyCoderIf->codeSaoMerge(mergeUp); |
---|
1684 | } |
---|
1685 | else |
---|
1686 | { |
---|
1687 | mergeUp = 0; |
---|
1688 | } |
---|
1689 | if(mergeUp == 0) |
---|
1690 | { |
---|
1691 | for (Int compIdx=0;compIdx<3;compIdx++) |
---|
1692 | { |
---|
1693 | if( (compIdx == 0 && saoParam->bSaoFlag[0]) || (compIdx > 0 && saoParam->bSaoFlag[1])) |
---|
1694 | { |
---|
1695 | m_pcEntropyCoder->encodeSaoOffset(&saoParam->saoLcuParam[compIdx][addr], compIdx); |
---|
1696 | } |
---|
1697 | } |
---|
1698 | } |
---|
1699 | } |
---|
1700 | } |
---|
1701 | } |
---|
1702 | else if (pcSlice->getSPS()->getUseSAO()) |
---|
1703 | { |
---|
1704 | Int addr = pcCU->getAddr(); |
---|
1705 | SAOParam *saoParam = pcSlice->getPic()->getPicSym()->getSaoParam(); |
---|
1706 | for (Int cIdx=0; cIdx<3; cIdx++) |
---|
1707 | { |
---|
1708 | SaoLcuParam *saoLcuParam = &(saoParam->saoLcuParam[cIdx][addr]); |
---|
1709 | if ( ((cIdx == 0) && !pcSlice->getSaoEnabledFlag()) || ((cIdx == 1 || cIdx == 2) && !pcSlice->getSaoEnabledFlagChroma())) |
---|
1710 | { |
---|
1711 | saoLcuParam->mergeUpFlag = 0; |
---|
1712 | saoLcuParam->mergeLeftFlag = 0; |
---|
1713 | saoLcuParam->subTypeIdx = 0; |
---|
1714 | saoLcuParam->typeIdx = -1; |
---|
1715 | saoLcuParam->offset[0] = 0; |
---|
1716 | saoLcuParam->offset[1] = 0; |
---|
1717 | saoLcuParam->offset[2] = 0; |
---|
1718 | saoLcuParam->offset[3] = 0; |
---|
1719 | } |
---|
1720 | } |
---|
1721 | } |
---|
1722 | #if ENC_DEC_TRACE |
---|
1723 | g_bJustDoIt = g_bEncDecTraceEnable; |
---|
1724 | #endif |
---|
1725 | if ( (m_pcCfg->getSliceMode()!=0 || m_pcCfg->getSliceSegmentMode()!=0) && |
---|
1726 | uiCUAddr == rpcPic->getPicSym()->getCUOrderMap((uiBoundingCUAddr+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU()-1) ) |
---|
1727 | { |
---|
1728 | m_pcCuEncoder->encodeCU( pcCU ); |
---|
1729 | } |
---|
1730 | else |
---|
1731 | { |
---|
1732 | m_pcCuEncoder->encodeCU( pcCU ); |
---|
1733 | } |
---|
1734 | #if ENC_DEC_TRACE |
---|
1735 | g_bJustDoIt = g_bEncDecTraceDisable; |
---|
1736 | #endif |
---|
1737 | if( m_pcCfg->getUseSBACRD() ) |
---|
1738 | { |
---|
1739 | pcSbacCoders[uiSubStrm].load(m_pcSbacCoder); //load back status of the entropy coder after encoding the LCU into relevant bitstream entropy coder |
---|
1740 | |
---|
1741 | |
---|
1742 | //Store probabilties of second LCU in line into buffer |
---|
1743 | if ( (depSliceSegmentsEnabled || (pcSlice->getPPS()->getNumSubstreams() > 1)) && (uiCol == uiTileLCUX+1) && m_pcCfg->getWaveFrontsynchro()) |
---|
1744 | { |
---|
1745 | m_pcBufferSbacCoders[uiTileCol].loadContexts( &pcSbacCoders[uiSubStrm] ); |
---|
1746 | } |
---|
1747 | } |
---|
1748 | #if H_3D_QTLPC |
---|
1749 | rpcPic->setReduceBitsFlag(false); |
---|
1750 | #endif |
---|
1751 | } |
---|
1752 | if( depSliceSegmentsEnabled ) |
---|
1753 | { |
---|
1754 | if (m_pcCfg->getWaveFrontsynchro()) |
---|
1755 | { |
---|
1756 | CTXMem[1]->loadContexts( &m_pcBufferSbacCoders[uiTileCol] );//ctx 2.LCU |
---|
1757 | } |
---|
1758 | CTXMem[0]->loadContexts( m_pcSbacCoder );//ctx end of dep.slice |
---|
1759 | } |
---|
1760 | #if ADAPTIVE_QP_SELECTION |
---|
1761 | if( m_pcCfg->getUseAdaptQpSelect() ) |
---|
1762 | { |
---|
1763 | m_pcTrQuant->storeSliceQpNext(pcSlice); |
---|
1764 | } |
---|
1765 | #endif |
---|
1766 | if (pcSlice->getPPS()->getCabacInitPresentFlag()) |
---|
1767 | { |
---|
1768 | if (pcSlice->getPPS()->getDependentSliceSegmentsEnabledFlag()) |
---|
1769 | { |
---|
1770 | pcSlice->getPPS()->setEncCABACTableIdx( pcSlice->getSliceType() ); |
---|
1771 | } |
---|
1772 | else |
---|
1773 | { |
---|
1774 | m_pcEntropyCoder->determineCabacInitIdx(); |
---|
1775 | } |
---|
1776 | } |
---|
1777 | } |
---|
1778 | |
---|
1779 | /** Determines the starting and bounding LCU address of current slice / dependent slice |
---|
1780 | * \param bEncodeSlice Identifies if the calling function is compressSlice() [false] or encodeSlice() [true] |
---|
1781 | * \returns Updates uiStartCUAddr, uiBoundingCUAddr with appropriate LCU address |
---|
1782 | */ |
---|
1783 | Void TEncSlice::xDetermineStartAndBoundingCUAddr ( UInt& startCUAddr, UInt& boundingCUAddr, TComPic*& rpcPic, Bool bEncodeSlice ) |
---|
1784 | { |
---|
1785 | TComSlice* pcSlice = rpcPic->getSlice(getSliceIdx()); |
---|
1786 | UInt uiStartCUAddrSlice, uiBoundingCUAddrSlice; |
---|
1787 | UInt tileIdxIncrement; |
---|
1788 | UInt tileIdx; |
---|
1789 | UInt tileWidthInLcu; |
---|
1790 | UInt tileHeightInLcu; |
---|
1791 | UInt tileTotalCount; |
---|
1792 | |
---|
1793 | uiStartCUAddrSlice = pcSlice->getSliceCurStartCUAddr(); |
---|
1794 | UInt uiNumberOfCUsInFrame = rpcPic->getNumCUsInFrame(); |
---|
1795 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame; |
---|
1796 | if (bEncodeSlice) |
---|
1797 | { |
---|
1798 | UInt uiCUAddrIncrement; |
---|
1799 | switch (m_pcCfg->getSliceMode()) |
---|
1800 | { |
---|
1801 | case FIXED_NUMBER_OF_LCU: |
---|
1802 | uiCUAddrIncrement = m_pcCfg->getSliceArgument(); |
---|
1803 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1804 | break; |
---|
1805 | case FIXED_NUMBER_OF_BYTES: |
---|
1806 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
1807 | uiBoundingCUAddrSlice = pcSlice->getSliceCurEndCUAddr(); |
---|
1808 | break; |
---|
1809 | case FIXED_NUMBER_OF_TILES: |
---|
1810 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
---|
1811 | rpcPic->getPicSym()->getCUOrderMap(uiStartCUAddrSlice/rpcPic->getNumPartInCU()) |
---|
1812 | ); |
---|
1813 | uiCUAddrIncrement = 0; |
---|
1814 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
1815 | |
---|
1816 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceArgument(); tileIdxIncrement++) |
---|
1817 | { |
---|
1818 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
1819 | { |
---|
1820 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
1821 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
1822 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
---|
1823 | } |
---|
1824 | } |
---|
1825 | |
---|
1826 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1827 | break; |
---|
1828 | default: |
---|
1829 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
1830 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1831 | break; |
---|
1832 | } |
---|
1833 | // WPP: if a slice does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
1834 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
---|
1835 | { |
---|
1836 | uiBoundingCUAddrSlice = min(uiBoundingCUAddrSlice, uiStartCUAddrSlice - (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
---|
1837 | } |
---|
1838 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
---|
1839 | } |
---|
1840 | else |
---|
1841 | { |
---|
1842 | UInt uiCUAddrIncrement ; |
---|
1843 | switch (m_pcCfg->getSliceMode()) |
---|
1844 | { |
---|
1845 | case FIXED_NUMBER_OF_LCU: |
---|
1846 | uiCUAddrIncrement = m_pcCfg->getSliceArgument(); |
---|
1847 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1848 | break; |
---|
1849 | case FIXED_NUMBER_OF_TILES: |
---|
1850 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
---|
1851 | rpcPic->getPicSym()->getCUOrderMap(uiStartCUAddrSlice/rpcPic->getNumPartInCU()) |
---|
1852 | ); |
---|
1853 | uiCUAddrIncrement = 0; |
---|
1854 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
1855 | |
---|
1856 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceArgument(); tileIdxIncrement++) |
---|
1857 | { |
---|
1858 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
1859 | { |
---|
1860 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
1861 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
1862 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
---|
1863 | } |
---|
1864 | } |
---|
1865 | |
---|
1866 | uiBoundingCUAddrSlice = ((uiStartCUAddrSlice + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU()) ? (uiStartCUAddrSlice + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1867 | break; |
---|
1868 | default: |
---|
1869 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
1870 | uiBoundingCUAddrSlice = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1871 | break; |
---|
1872 | } |
---|
1873 | // WPP: if a slice does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
1874 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
---|
1875 | { |
---|
1876 | uiBoundingCUAddrSlice = min(uiBoundingCUAddrSlice, uiStartCUAddrSlice - (uiStartCUAddrSlice % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
---|
1877 | } |
---|
1878 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
---|
1879 | } |
---|
1880 | |
---|
1881 | Bool tileBoundary = false; |
---|
1882 | if ((m_pcCfg->getSliceMode() == FIXED_NUMBER_OF_LCU || m_pcCfg->getSliceMode() == FIXED_NUMBER_OF_BYTES) && |
---|
1883 | (m_pcCfg->getNumRowsMinus1() > 0 || m_pcCfg->getNumColumnsMinus1() > 0)) |
---|
1884 | { |
---|
1885 | UInt lcuEncAddr = (uiStartCUAddrSlice+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
---|
1886 | UInt lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
---|
1887 | UInt startTileIdx = rpcPic->getPicSym()->getTileIdxMap(lcuAddr); |
---|
1888 | UInt tileBoundingCUAddrSlice = 0; |
---|
1889 | while (lcuEncAddr < uiNumberOfCUsInFrame && rpcPic->getPicSym()->getTileIdxMap(lcuAddr) == startTileIdx) |
---|
1890 | { |
---|
1891 | lcuEncAddr++; |
---|
1892 | lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
---|
1893 | } |
---|
1894 | tileBoundingCUAddrSlice = lcuEncAddr*rpcPic->getNumPartInCU(); |
---|
1895 | |
---|
1896 | if (tileBoundingCUAddrSlice < uiBoundingCUAddrSlice) |
---|
1897 | { |
---|
1898 | uiBoundingCUAddrSlice = tileBoundingCUAddrSlice; |
---|
1899 | pcSlice->setSliceCurEndCUAddr( uiBoundingCUAddrSlice ); |
---|
1900 | tileBoundary = true; |
---|
1901 | } |
---|
1902 | } |
---|
1903 | |
---|
1904 | // Dependent slice |
---|
1905 | UInt startCUAddrSliceSegment, boundingCUAddrSliceSegment; |
---|
1906 | startCUAddrSliceSegment = pcSlice->getSliceSegmentCurStartCUAddr(); |
---|
1907 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame; |
---|
1908 | if (bEncodeSlice) |
---|
1909 | { |
---|
1910 | UInt uiCUAddrIncrement; |
---|
1911 | switch (m_pcCfg->getSliceSegmentMode()) |
---|
1912 | { |
---|
1913 | case FIXED_NUMBER_OF_LCU: |
---|
1914 | uiCUAddrIncrement = m_pcCfg->getSliceSegmentArgument(); |
---|
1915 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1916 | break; |
---|
1917 | case FIXED_NUMBER_OF_BYTES: |
---|
1918 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
1919 | boundingCUAddrSliceSegment = pcSlice->getSliceSegmentCurEndCUAddr(); |
---|
1920 | break; |
---|
1921 | case FIXED_NUMBER_OF_TILES: |
---|
1922 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
---|
1923 | rpcPic->getPicSym()->getCUOrderMap(pcSlice->getSliceSegmentCurStartCUAddr()/rpcPic->getNumPartInCU()) |
---|
1924 | ); |
---|
1925 | uiCUAddrIncrement = 0; |
---|
1926 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
1927 | |
---|
1928 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceSegmentArgument(); tileIdxIncrement++) |
---|
1929 | { |
---|
1930 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
1931 | { |
---|
1932 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
1933 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
1934 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
---|
1935 | } |
---|
1936 | } |
---|
1937 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1938 | break; |
---|
1939 | default: |
---|
1940 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
1941 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1942 | break; |
---|
1943 | } |
---|
1944 | // WPP: if a slice segment does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
1945 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
---|
1946 | { |
---|
1947 | boundingCUAddrSliceSegment = min(boundingCUAddrSliceSegment, startCUAddrSliceSegment - (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
---|
1948 | } |
---|
1949 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
---|
1950 | } |
---|
1951 | else |
---|
1952 | { |
---|
1953 | UInt uiCUAddrIncrement; |
---|
1954 | switch (m_pcCfg->getSliceSegmentMode()) |
---|
1955 | { |
---|
1956 | case FIXED_NUMBER_OF_LCU: |
---|
1957 | uiCUAddrIncrement = m_pcCfg->getSliceSegmentArgument(); |
---|
1958 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1959 | break; |
---|
1960 | case FIXED_NUMBER_OF_TILES: |
---|
1961 | tileIdx = rpcPic->getPicSym()->getTileIdxMap( |
---|
1962 | rpcPic->getPicSym()->getCUOrderMap(pcSlice->getSliceSegmentCurStartCUAddr()/rpcPic->getNumPartInCU()) |
---|
1963 | ); |
---|
1964 | uiCUAddrIncrement = 0; |
---|
1965 | tileTotalCount = (rpcPic->getPicSym()->getNumColumnsMinus1()+1) * (rpcPic->getPicSym()->getNumRowsMinus1()+1); |
---|
1966 | |
---|
1967 | for(tileIdxIncrement = 0; tileIdxIncrement < m_pcCfg->getSliceSegmentArgument(); tileIdxIncrement++) |
---|
1968 | { |
---|
1969 | if((tileIdx + tileIdxIncrement) < tileTotalCount) |
---|
1970 | { |
---|
1971 | tileWidthInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileWidth(); |
---|
1972 | tileHeightInLcu = rpcPic->getPicSym()->getTComTile(tileIdx + tileIdxIncrement)->getTileHeight(); |
---|
1973 | uiCUAddrIncrement += (tileWidthInLcu * tileHeightInLcu * rpcPic->getNumPartInCU()); |
---|
1974 | } |
---|
1975 | } |
---|
1976 | boundingCUAddrSliceSegment = ((startCUAddrSliceSegment + uiCUAddrIncrement) < uiNumberOfCUsInFrame*rpcPic->getNumPartInCU() ) ? (startCUAddrSliceSegment + uiCUAddrIncrement) : uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1977 | break; |
---|
1978 | default: |
---|
1979 | uiCUAddrIncrement = rpcPic->getNumCUsInFrame(); |
---|
1980 | boundingCUAddrSliceSegment = uiNumberOfCUsInFrame*rpcPic->getNumPartInCU(); |
---|
1981 | break; |
---|
1982 | } |
---|
1983 | // WPP: if a slice segment does not start at the beginning of a CTB row, it must end within the same CTB row |
---|
1984 | if (pcSlice->getPPS()->getNumSubstreams() > 1 && (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU()) != 0)) |
---|
1985 | { |
---|
1986 | boundingCUAddrSliceSegment = min(boundingCUAddrSliceSegment, startCUAddrSliceSegment - (startCUAddrSliceSegment % (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())) + (rpcPic->getFrameWidthInCU()*rpcPic->getNumPartInCU())); |
---|
1987 | } |
---|
1988 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
---|
1989 | } |
---|
1990 | if ((m_pcCfg->getSliceSegmentMode() == FIXED_NUMBER_OF_LCU || m_pcCfg->getSliceSegmentMode() == FIXED_NUMBER_OF_BYTES) && |
---|
1991 | (m_pcCfg->getNumRowsMinus1() > 0 || m_pcCfg->getNumColumnsMinus1() > 0)) |
---|
1992 | { |
---|
1993 | UInt lcuEncAddr = (startCUAddrSliceSegment+rpcPic->getNumPartInCU()-1)/rpcPic->getNumPartInCU(); |
---|
1994 | UInt lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
---|
1995 | UInt startTileIdx = rpcPic->getPicSym()->getTileIdxMap(lcuAddr); |
---|
1996 | UInt tileBoundingCUAddrSlice = 0; |
---|
1997 | while (lcuEncAddr < uiNumberOfCUsInFrame && rpcPic->getPicSym()->getTileIdxMap(lcuAddr) == startTileIdx) |
---|
1998 | { |
---|
1999 | lcuEncAddr++; |
---|
2000 | lcuAddr = rpcPic->getPicSym()->getCUOrderMap(lcuEncAddr); |
---|
2001 | } |
---|
2002 | tileBoundingCUAddrSlice = lcuEncAddr*rpcPic->getNumPartInCU(); |
---|
2003 | |
---|
2004 | if (tileBoundingCUAddrSlice < boundingCUAddrSliceSegment) |
---|
2005 | { |
---|
2006 | boundingCUAddrSliceSegment = tileBoundingCUAddrSlice; |
---|
2007 | pcSlice->setSliceSegmentCurEndCUAddr( boundingCUAddrSliceSegment ); |
---|
2008 | tileBoundary = true; |
---|
2009 | } |
---|
2010 | } |
---|
2011 | |
---|
2012 | if(boundingCUAddrSliceSegment>uiBoundingCUAddrSlice) |
---|
2013 | { |
---|
2014 | boundingCUAddrSliceSegment = uiBoundingCUAddrSlice; |
---|
2015 | pcSlice->setSliceSegmentCurEndCUAddr(uiBoundingCUAddrSlice); |
---|
2016 | } |
---|
2017 | |
---|
2018 | //calculate real dependent slice start address |
---|
2019 | UInt uiInternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceSegmentCurStartCUAddr()) % rpcPic->getNumPartInCU(); |
---|
2020 | UInt uiExternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceSegmentCurStartCUAddr()) / rpcPic->getNumPartInCU(); |
---|
2021 | UInt uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
2022 | UInt uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
2023 | UInt uiWidth = pcSlice->getSPS()->getPicWidthInLumaSamples(); |
---|
2024 | UInt uiHeight = pcSlice->getSPS()->getPicHeightInLumaSamples(); |
---|
2025 | while((uiPosX>=uiWidth||uiPosY>=uiHeight)&&!(uiPosX>=uiWidth&&uiPosY>=uiHeight)) |
---|
2026 | { |
---|
2027 | uiInternalAddress++; |
---|
2028 | if(uiInternalAddress>=rpcPic->getNumPartInCU()) |
---|
2029 | { |
---|
2030 | uiInternalAddress=0; |
---|
2031 | uiExternalAddress = rpcPic->getPicSym()->getCUOrderMap(rpcPic->getPicSym()->getInverseCUOrderMap(uiExternalAddress)+1); |
---|
2032 | } |
---|
2033 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
2034 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
2035 | } |
---|
2036 | UInt uiRealStartAddress = rpcPic->getPicSym()->getPicSCUEncOrder(uiExternalAddress*rpcPic->getNumPartInCU()+uiInternalAddress); |
---|
2037 | |
---|
2038 | pcSlice->setSliceSegmentCurStartCUAddr(uiRealStartAddress); |
---|
2039 | startCUAddrSliceSegment=uiRealStartAddress; |
---|
2040 | |
---|
2041 | //calculate real slice start address |
---|
2042 | uiInternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceCurStartCUAddr()) % rpcPic->getNumPartInCU(); |
---|
2043 | uiExternalAddress = rpcPic->getPicSym()->getPicSCUAddr(pcSlice->getSliceCurStartCUAddr()) / rpcPic->getNumPartInCU(); |
---|
2044 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
2045 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
2046 | uiWidth = pcSlice->getSPS()->getPicWidthInLumaSamples(); |
---|
2047 | uiHeight = pcSlice->getSPS()->getPicHeightInLumaSamples(); |
---|
2048 | while((uiPosX>=uiWidth||uiPosY>=uiHeight)&&!(uiPosX>=uiWidth&&uiPosY>=uiHeight)) |
---|
2049 | { |
---|
2050 | uiInternalAddress++; |
---|
2051 | if(uiInternalAddress>=rpcPic->getNumPartInCU()) |
---|
2052 | { |
---|
2053 | uiInternalAddress=0; |
---|
2054 | uiExternalAddress = rpcPic->getPicSym()->getCUOrderMap(rpcPic->getPicSym()->getInverseCUOrderMap(uiExternalAddress)+1); |
---|
2055 | } |
---|
2056 | uiPosX = ( uiExternalAddress % rpcPic->getFrameWidthInCU() ) * g_uiMaxCUWidth+ g_auiRasterToPelX[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
2057 | uiPosY = ( uiExternalAddress / rpcPic->getFrameWidthInCU() ) * g_uiMaxCUHeight+ g_auiRasterToPelY[ g_auiZscanToRaster[uiInternalAddress] ]; |
---|
2058 | } |
---|
2059 | uiRealStartAddress = rpcPic->getPicSym()->getPicSCUEncOrder(uiExternalAddress*rpcPic->getNumPartInCU()+uiInternalAddress); |
---|
2060 | |
---|
2061 | pcSlice->setSliceCurStartCUAddr(uiRealStartAddress); |
---|
2062 | uiStartCUAddrSlice=uiRealStartAddress; |
---|
2063 | |
---|
2064 | // Make a joint decision based on reconstruction and dependent slice bounds |
---|
2065 | startCUAddr = max(uiStartCUAddrSlice , startCUAddrSliceSegment ); |
---|
2066 | boundingCUAddr = min(uiBoundingCUAddrSlice, boundingCUAddrSliceSegment); |
---|
2067 | |
---|
2068 | |
---|
2069 | if (!bEncodeSlice) |
---|
2070 | { |
---|
2071 | // For fixed number of LCU within an entropy and reconstruction slice we already know whether we will encounter end of entropy and/or reconstruction slice |
---|
2072 | // first. Set the flags accordingly. |
---|
2073 | if ( (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_LCU && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
2074 | || (m_pcCfg->getSliceMode()==0 && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
2075 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_LCU && m_pcCfg->getSliceSegmentMode()==0) |
---|
2076 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_LCU) |
---|
2077 | || (m_pcCfg->getSliceMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceSegmentMode()==0) |
---|
2078 | || (m_pcCfg->getSliceSegmentMode()==FIXED_NUMBER_OF_TILES && m_pcCfg->getSliceMode()==0) |
---|
2079 | || tileBoundary |
---|
2080 | ) |
---|
2081 | { |
---|
2082 | if (uiBoundingCUAddrSlice < boundingCUAddrSliceSegment) |
---|
2083 | { |
---|
2084 | pcSlice->setNextSlice ( true ); |
---|
2085 | pcSlice->setNextSliceSegment( false ); |
---|
2086 | } |
---|
2087 | else if (uiBoundingCUAddrSlice > boundingCUAddrSliceSegment) |
---|
2088 | { |
---|
2089 | pcSlice->setNextSlice ( false ); |
---|
2090 | pcSlice->setNextSliceSegment( true ); |
---|
2091 | } |
---|
2092 | else |
---|
2093 | { |
---|
2094 | pcSlice->setNextSlice ( true ); |
---|
2095 | pcSlice->setNextSliceSegment( true ); |
---|
2096 | } |
---|
2097 | } |
---|
2098 | else |
---|
2099 | { |
---|
2100 | pcSlice->setNextSlice ( false ); |
---|
2101 | pcSlice->setNextSliceSegment( false ); |
---|
2102 | } |
---|
2103 | } |
---|
2104 | } |
---|
2105 | |
---|
2106 | Double TEncSlice::xGetQPValueAccordingToLambda ( Double lambda ) |
---|
2107 | { |
---|
2108 | return 4.2005*log(lambda) + 13.7122; |
---|
2109 | } |
---|
2110 | |
---|
2111 | //! \} |
---|