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) 2010-2015, 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 TComPrediction.cpp |
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35 | \brief prediction class |
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36 | */ |
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37 | |
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38 | #include <memory.h> |
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39 | #include "TComPrediction.h" |
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40 | #include "TComPic.h" |
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41 | #include "TComTU.h" |
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42 | |
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43 | //! \ingroup TLibCommon |
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44 | //! \{ |
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45 | |
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46 | // ==================================================================================================================== |
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47 | // Tables |
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48 | // ==================================================================================================================== |
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49 | |
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50 | const UChar TComPrediction::m_aucIntraFilter[MAX_NUM_CHANNEL_TYPE][MAX_INTRA_FILTER_DEPTHS] = |
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51 | { |
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52 | { // Luma |
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53 | 10, //4x4 |
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54 | 7, //8x8 |
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55 | 1, //16x16 |
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56 | 0, //32x32 |
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57 | 10, //64x64 |
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58 | }, |
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59 | { // Chroma |
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60 | 10, //4xn |
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61 | 7, //8xn |
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62 | 1, //16xn |
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63 | 0, //32xn |
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64 | 10, //64xn |
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65 | } |
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66 | |
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67 | }; |
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68 | |
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69 | // ==================================================================================================================== |
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70 | // Constructor / destructor / initialize |
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71 | // ==================================================================================================================== |
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72 | |
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73 | TComPrediction::TComPrediction() |
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74 | : m_pLumaRecBuffer(0) |
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75 | , m_iLumaRecStride(0) |
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76 | { |
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77 | for(UInt ch=0; ch<MAX_NUM_COMPONENT; ch++) |
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78 | { |
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79 | for(UInt buf=0; buf<2; buf++) |
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80 | { |
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81 | m_piYuvExt[ch][buf] = NULL; |
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82 | } |
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83 | } |
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84 | #if NH_3D_VSP |
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85 | m_pDepthBlock = (Int*) malloc(MAX_NUM_PART_IDXS_IN_CTU_WIDTH*MAX_NUM_PART_IDXS_IN_CTU_WIDTH*sizeof(Int)); |
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86 | if (m_pDepthBlock == NULL) |
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87 | { |
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88 | printf("ERROR: UKTGHU, No memory allocated.\n"); |
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89 | } |
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90 | #endif |
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91 | |
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92 | } |
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93 | |
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94 | TComPrediction::~TComPrediction() |
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95 | { |
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96 | #if NH_3D_VSP |
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97 | if (m_pDepthBlock != NULL) |
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98 | { |
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99 | free(m_pDepthBlock); |
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100 | } |
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101 | m_cYuvDepthOnVsp.destroy(); |
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102 | #endif |
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103 | |
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104 | destroy(); |
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105 | } |
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106 | |
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107 | Void TComPrediction::destroy() |
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108 | { |
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109 | for(UInt ch=0; ch<MAX_NUM_COMPONENT; ch++) |
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110 | { |
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111 | for(UInt buf=0; buf<NUM_PRED_BUF; buf++) |
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112 | { |
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113 | delete [] m_piYuvExt[ch][buf]; |
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114 | m_piYuvExt[ch][buf] = NULL; |
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115 | } |
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116 | } |
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117 | |
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118 | for(UInt i=0; i<NUM_REF_PIC_LIST_01; i++) |
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119 | { |
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120 | m_acYuvPred[i].destroy(); |
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121 | } |
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122 | |
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123 | m_cYuvPredTemp.destroy(); |
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124 | |
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125 | #if NH_3D_ARP |
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126 | m_acYuvPredBase[0].destroy(); |
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127 | m_acYuvPredBase[1].destroy(); |
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128 | #endif |
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129 | if( m_pLumaRecBuffer ) |
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130 | { |
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131 | delete [] m_pLumaRecBuffer; |
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132 | m_pLumaRecBuffer = 0; |
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133 | } |
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134 | m_iLumaRecStride = 0; |
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135 | |
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136 | for (UInt i = 0; i < LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS; i++) |
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137 | { |
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138 | for (UInt j = 0; j < LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS; j++) |
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139 | { |
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140 | m_filteredBlock[i][j].destroy(); |
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141 | } |
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142 | m_filteredBlockTmp[i].destroy(); |
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143 | } |
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144 | } |
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145 | |
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146 | Void TComPrediction::initTempBuff(ChromaFormat chromaFormatIDC) |
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147 | { |
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148 | // if it has been initialised before, but the chroma format has changed, release the memory and start again. |
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149 | if( m_piYuvExt[COMPONENT_Y][PRED_BUF_UNFILTERED] != NULL && m_cYuvPredTemp.getChromaFormat()!=chromaFormatIDC) |
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150 | { |
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151 | destroy(); |
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152 | } |
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153 | |
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154 | if( m_piYuvExt[COMPONENT_Y][PRED_BUF_UNFILTERED] == NULL ) // check if first is null (in which case, nothing initialised yet) |
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155 | { |
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156 | Int extWidth = MAX_CU_SIZE + 16; |
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157 | Int extHeight = MAX_CU_SIZE + 1; |
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158 | |
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159 | for (UInt i = 0; i < LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS; i++) |
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160 | { |
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161 | m_filteredBlockTmp[i].create(extWidth, extHeight + 7, chromaFormatIDC); |
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162 | for (UInt j = 0; j < LUMA_INTERPOLATION_FILTER_SUB_SAMPLE_POSITIONS; j++) |
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163 | { |
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164 | m_filteredBlock[i][j].create(extWidth, extHeight, chromaFormatIDC); |
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165 | } |
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166 | } |
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167 | |
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168 | m_iYuvExtSize = (MAX_CU_SIZE*2+1) * (MAX_CU_SIZE*2+1); |
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169 | for(UInt ch=0; ch<MAX_NUM_COMPONENT; ch++) |
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170 | { |
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171 | for(UInt buf=0; buf<NUM_PRED_BUF; buf++) |
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172 | { |
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173 | m_piYuvExt[ch][buf] = new Pel[ m_iYuvExtSize ]; |
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174 | } |
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175 | } |
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176 | |
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177 | // new structure |
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178 | for(UInt i=0; i<NUM_REF_PIC_LIST_01; i++) |
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179 | { |
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180 | m_acYuvPred[i] .create( MAX_CU_SIZE, MAX_CU_SIZE, chromaFormatIDC ); |
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181 | } |
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182 | |
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183 | m_cYuvPredTemp.create( MAX_CU_SIZE, MAX_CU_SIZE, chromaFormatIDC ); |
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184 | #if NH_3D_ARP |
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185 | m_acYuvPredBase[0] .create( MAX_CU_SIZE, MAX_CU_SIZE, chromaFormatIDC ); |
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186 | m_acYuvPredBase[1] .create( MAX_CU_SIZE, MAX_CU_SIZE, chromaFormatIDC ); |
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187 | #endif |
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188 | #if NH_3D_VSP |
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189 | m_cYuvDepthOnVsp.create( MAX_CU_SIZE, MAX_CU_SIZE, chromaFormatIDC ); |
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190 | #endif |
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191 | |
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192 | } |
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193 | |
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194 | |
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195 | if (m_iLumaRecStride != (MAX_CU_SIZE>>1) + 1) |
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196 | { |
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197 | m_iLumaRecStride = (MAX_CU_SIZE>>1) + 1; |
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198 | if (!m_pLumaRecBuffer) |
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199 | { |
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200 | m_pLumaRecBuffer = new Pel[ m_iLumaRecStride * m_iLumaRecStride ]; |
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201 | } |
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202 | } |
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203 | #if NH_3D_IC |
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204 | m_uiaShift[0] = 0; |
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205 | for( Int i = 1; i < 64; i++ ) |
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206 | { |
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207 | m_uiaShift[i] = ( (1 << 15) + i/2 ) / i; |
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208 | } |
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209 | #endif |
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210 | } |
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211 | |
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212 | // ==================================================================================================================== |
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213 | // Public member functions |
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214 | // ==================================================================================================================== |
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215 | |
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216 | // Function for calculating DC value of the reference samples used in Intra prediction |
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217 | //NOTE: Bit-Limit - 25-bit source |
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218 | Pel TComPrediction::predIntraGetPredValDC( const Pel* pSrc, Int iSrcStride, UInt iWidth, UInt iHeight) |
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219 | { |
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220 | assert(iWidth > 0 && iHeight > 0); |
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221 | Int iInd, iSum = 0; |
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222 | Pel pDcVal; |
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223 | |
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224 | for (iInd = 0;iInd < iWidth;iInd++) |
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225 | { |
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226 | iSum += pSrc[iInd-iSrcStride]; |
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227 | } |
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228 | for (iInd = 0;iInd < iHeight;iInd++) |
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229 | { |
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230 | iSum += pSrc[iInd*iSrcStride-1]; |
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231 | } |
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232 | |
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233 | pDcVal = (iSum + iWidth) / (iWidth + iHeight); |
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234 | |
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235 | return pDcVal; |
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236 | } |
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237 | |
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238 | // Function for deriving the angular Intra predictions |
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239 | |
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240 | /** Function for deriving the simplified angular intra predictions. |
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241 | * \param bitDepth bit depth |
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242 | * \param pSrc pointer to reconstructed sample array |
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243 | * \param srcStride the stride of the reconstructed sample array |
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244 | * \param pTrueDst reference to pointer for the prediction sample array |
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245 | * \param dstStrideTrue the stride of the prediction sample array |
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246 | * \param uiWidth the width of the block |
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247 | * \param uiHeight the height of the block |
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248 | * \param channelType type of pel array (luma/chroma) |
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249 | * \param format chroma format |
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250 | * \param dirMode the intra prediction mode index |
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251 | * \param blkAboveAvailable boolean indication if the block above is available |
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252 | * \param blkLeftAvailable boolean indication if the block to the left is available |
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253 | * \param bEnableEdgeFilters indication whether to enable edge filters |
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254 | * |
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255 | * This function derives the prediction samples for the angular mode based on the prediction direction indicated by |
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256 | * the prediction mode index. The prediction direction is given by the displacement of the bottom row of the block and |
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257 | * the reference row above the block in the case of vertical prediction or displacement of the rightmost column |
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258 | * of the block and reference column left from the block in the case of the horizontal prediction. The displacement |
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259 | * is signalled at 1/32 pixel accuracy. When projection of the predicted pixel falls inbetween reference samples, |
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260 | * the predicted value for the pixel is linearly interpolated from the reference samples. All reference samples are taken |
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261 | * from the extended main reference. |
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262 | */ |
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263 | //NOTE: Bit-Limit - 25-bit source |
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264 | Void TComPrediction::xPredIntraAng( Int bitDepth, |
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265 | const Pel* pSrc, Int srcStride, |
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266 | Pel* pTrueDst, Int dstStrideTrue, |
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267 | UInt uiWidth, UInt uiHeight, ChannelType channelType, |
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268 | UInt dirMode, const Bool bEnableEdgeFilters |
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269 | ) |
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270 | { |
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271 | Int width=Int(uiWidth); |
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272 | Int height=Int(uiHeight); |
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273 | |
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274 | // Map the mode index to main prediction direction and angle |
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275 | assert( dirMode != PLANAR_IDX ); //no planar |
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276 | const Bool modeDC = dirMode==DC_IDX; |
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277 | |
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278 | // Do the DC prediction |
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279 | if (modeDC) |
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280 | { |
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281 | const Pel dcval = predIntraGetPredValDC(pSrc, srcStride, width, height); |
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282 | |
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283 | for (Int y=height;y>0;y--, pTrueDst+=dstStrideTrue) |
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284 | { |
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285 | for (Int x=0; x<width;) // width is always a multiple of 4. |
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286 | { |
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287 | pTrueDst[x++] = dcval; |
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288 | } |
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289 | } |
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290 | } |
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291 | else // Do angular predictions |
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292 | { |
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293 | const Bool bIsModeVer = (dirMode >= 18); |
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294 | const Int intraPredAngleMode = (bIsModeVer) ? (Int)dirMode - VER_IDX : -((Int)dirMode - HOR_IDX); |
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295 | const Int absAngMode = abs(intraPredAngleMode); |
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296 | const Int signAng = intraPredAngleMode < 0 ? -1 : 1; |
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297 | const Bool edgeFilter = bEnableEdgeFilters && isLuma(channelType) && (width <= MAXIMUM_INTRA_FILTERED_WIDTH) && (height <= MAXIMUM_INTRA_FILTERED_HEIGHT); |
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298 | |
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299 | // Set bitshifts and scale the angle parameter to block size |
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300 | static const Int angTable[9] = {0, 2, 5, 9, 13, 17, 21, 26, 32}; |
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301 | static const Int invAngTable[9] = {0, 4096, 1638, 910, 630, 482, 390, 315, 256}; // (256 * 32) / Angle |
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302 | Int invAngle = invAngTable[absAngMode]; |
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303 | Int absAng = angTable[absAngMode]; |
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304 | Int intraPredAngle = signAng * absAng; |
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305 | |
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306 | Pel* refMain; |
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307 | Pel* refSide; |
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308 | |
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309 | Pel refAbove[2*MAX_CU_SIZE+1]; |
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310 | Pel refLeft[2*MAX_CU_SIZE+1]; |
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311 | |
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312 | // Initialize the Main and Left reference array. |
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313 | if (intraPredAngle < 0) |
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314 | { |
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315 | const Int refMainOffsetPreScale = (bIsModeVer ? height : width ) - 1; |
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316 | const Int refMainOffset = height - 1; |
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317 | for (Int x=0;x<width+1;x++) |
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318 | { |
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319 | refAbove[x+refMainOffset] = pSrc[x-srcStride-1]; |
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320 | } |
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321 | for (Int y=0;y<height+1;y++) |
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322 | { |
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323 | refLeft[y+refMainOffset] = pSrc[(y-1)*srcStride-1]; |
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324 | } |
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325 | refMain = (bIsModeVer ? refAbove : refLeft) + refMainOffset; |
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326 | refSide = (bIsModeVer ? refLeft : refAbove) + refMainOffset; |
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327 | |
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328 | // Extend the Main reference to the left. |
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329 | Int invAngleSum = 128; // rounding for (shift by 8) |
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330 | for (Int k=-1; k>(refMainOffsetPreScale+1)*intraPredAngle>>5; k--) |
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331 | { |
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332 | invAngleSum += invAngle; |
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333 | refMain[k] = refSide[invAngleSum>>8]; |
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334 | } |
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335 | } |
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336 | else |
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337 | { |
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338 | for (Int x=0;x<2*width+1;x++) |
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339 | { |
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340 | refAbove[x] = pSrc[x-srcStride-1]; |
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341 | } |
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342 | for (Int y=0;y<2*height+1;y++) |
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343 | { |
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344 | refLeft[y] = pSrc[(y-1)*srcStride-1]; |
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345 | } |
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346 | refMain = bIsModeVer ? refAbove : refLeft ; |
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347 | refSide = bIsModeVer ? refLeft : refAbove; |
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348 | } |
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349 | |
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350 | // swap width/height if we are doing a horizontal mode: |
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351 | Pel tempArray[MAX_CU_SIZE*MAX_CU_SIZE]; |
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352 | const Int dstStride = bIsModeVer ? dstStrideTrue : MAX_CU_SIZE; |
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353 | Pel *pDst = bIsModeVer ? pTrueDst : tempArray; |
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354 | if (!bIsModeVer) |
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355 | { |
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356 | std::swap(width, height); |
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357 | } |
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358 | |
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359 | if (intraPredAngle == 0) // pure vertical or pure horizontal |
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360 | { |
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361 | for (Int y=0;y<height;y++) |
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362 | { |
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363 | for (Int x=0;x<width;x++) |
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364 | { |
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365 | pDst[y*dstStride+x] = refMain[x+1]; |
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366 | } |
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367 | } |
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368 | |
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369 | if (edgeFilter) |
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370 | { |
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371 | for (Int y=0;y<height;y++) |
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372 | { |
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373 | pDst[y*dstStride] = Clip3 (0, ((1 << bitDepth) - 1), pDst[y*dstStride] + (( refSide[y+1] - refSide[0] ) >> 1) ); |
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374 | } |
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375 | } |
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376 | } |
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377 | else |
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378 | { |
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379 | Pel *pDsty=pDst; |
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380 | |
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381 | for (Int y=0, deltaPos=intraPredAngle; y<height; y++, deltaPos+=intraPredAngle, pDsty+=dstStride) |
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382 | { |
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383 | const Int deltaInt = deltaPos >> 5; |
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384 | const Int deltaFract = deltaPos & (32 - 1); |
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385 | |
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386 | if (deltaFract) |
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387 | { |
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388 | // Do linear filtering |
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389 | const Pel *pRM=refMain+deltaInt+1; |
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390 | Int lastRefMainPel=*pRM++; |
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391 | for (Int x=0;x<width;pRM++,x++) |
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392 | { |
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393 | Int thisRefMainPel=*pRM; |
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394 | pDsty[x+0] = (Pel) ( ((32-deltaFract)*lastRefMainPel + deltaFract*thisRefMainPel +16) >> 5 ); |
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395 | lastRefMainPel=thisRefMainPel; |
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396 | } |
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397 | } |
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398 | else |
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399 | { |
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400 | // Just copy the integer samples |
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401 | for (Int x=0;x<width; x++) |
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402 | { |
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403 | pDsty[x] = refMain[x+deltaInt+1]; |
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404 | } |
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405 | } |
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406 | } |
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407 | } |
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408 | |
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409 | // Flip the block if this is the horizontal mode |
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410 | if (!bIsModeVer) |
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411 | { |
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412 | for (Int y=0; y<height; y++) |
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413 | { |
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414 | for (Int x=0; x<width; x++) |
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415 | { |
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416 | pTrueDst[x*dstStrideTrue] = pDst[x]; |
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417 | } |
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418 | pTrueDst++; |
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419 | pDst+=dstStride; |
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420 | } |
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421 | } |
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422 | } |
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423 | } |
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424 | |
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425 | Void TComPrediction::predIntraAng( const ComponentID compID, UInt uiDirMode, Pel* piOrg /* Will be null for decoding */, UInt uiOrgStride, Pel* piPred, UInt uiStride, TComTU &rTu, const Bool bUseFilteredPredSamples, const Bool bUseLosslessDPCM ) |
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426 | { |
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427 | const ChannelType channelType = toChannelType(compID); |
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428 | const TComRectangle &rect = rTu.getRect(isLuma(compID) ? COMPONENT_Y : COMPONENT_Cb); |
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429 | const Int iWidth = rect.width; |
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430 | const Int iHeight = rect.height; |
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431 | |
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432 | assert( g_aucConvertToBit[ iWidth ] >= 0 ); // 4x 4 |
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433 | assert( g_aucConvertToBit[ iWidth ] <= 5 ); // 128x128 |
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434 | //assert( iWidth == iHeight ); |
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435 | |
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436 | Pel *pDst = piPred; |
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437 | |
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438 | // get starting pixel in block |
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439 | const Int sw = (2 * iWidth + 1); |
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440 | |
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441 | if ( bUseLosslessDPCM ) |
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442 | { |
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443 | const Pel *ptrSrc = getPredictorPtr( compID, false ); |
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444 | // Sample Adaptive intra-Prediction (SAP) |
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445 | if (uiDirMode==HOR_IDX) |
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446 | { |
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447 | // left column filled with reference samples |
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448 | // remaining columns filled with piOrg data (if available). |
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449 | for(Int y=0; y<iHeight; y++) |
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450 | { |
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451 | piPred[y*uiStride+0] = ptrSrc[(y+1)*sw]; |
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452 | } |
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453 | if (piOrg!=0) |
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454 | { |
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455 | piPred+=1; // miss off first column |
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456 | for(Int y=0; y<iHeight; y++, piPred+=uiStride, piOrg+=uiOrgStride) |
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457 | { |
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458 | memcpy(piPred, piOrg, (iWidth-1)*sizeof(Pel)); |
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459 | } |
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460 | } |
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461 | } |
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462 | else // VER_IDX |
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463 | { |
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464 | // top row filled with reference samples |
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465 | // remaining rows filled with piOrd data (if available) |
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466 | for(Int x=0; x<iWidth; x++) |
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467 | { |
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468 | piPred[x] = ptrSrc[x+1]; |
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469 | } |
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470 | if (piOrg!=0) |
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471 | { |
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472 | piPred+=uiStride; // miss off the first row |
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473 | for(Int y=1; y<iHeight; y++, piPred+=uiStride, piOrg+=uiOrgStride) |
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474 | { |
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475 | memcpy(piPred, piOrg, iWidth*sizeof(Pel)); |
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476 | } |
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477 | } |
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478 | } |
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479 | } |
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480 | else |
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481 | { |
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482 | const Pel *ptrSrc = getPredictorPtr( compID, bUseFilteredPredSamples ); |
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483 | |
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484 | if ( uiDirMode == PLANAR_IDX ) |
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485 | { |
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486 | xPredIntraPlanar( ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight ); |
---|
487 | } |
---|
488 | else |
---|
489 | { |
---|
490 | // Create the prediction |
---|
491 | TComDataCU *const pcCU = rTu.getCU(); |
---|
492 | const UInt uiAbsPartIdx = rTu.GetAbsPartIdxTU(); |
---|
493 | const Bool enableEdgeFilters = !(pcCU->isRDPCMEnabled(uiAbsPartIdx) && pcCU->getCUTransquantBypass(uiAbsPartIdx)); |
---|
494 | #if O0043_BEST_EFFORT_DECODING |
---|
495 | const Int channelsBitDepthForPrediction = rTu.getCU()->getSlice()->getSPS()->getStreamBitDepth(channelType); |
---|
496 | #else |
---|
497 | const Int channelsBitDepthForPrediction = rTu.getCU()->getSlice()->getSPS()->getBitDepth(channelType); |
---|
498 | #endif |
---|
499 | xPredIntraAng( channelsBitDepthForPrediction, ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight, channelType, uiDirMode, enableEdgeFilters ); |
---|
500 | |
---|
501 | if( uiDirMode == DC_IDX ) |
---|
502 | { |
---|
503 | xDCPredFiltering( ptrSrc+sw+1, sw, pDst, uiStride, iWidth, iHeight, channelType ); |
---|
504 | } |
---|
505 | } |
---|
506 | } |
---|
507 | |
---|
508 | } |
---|
509 | |
---|
510 | #if NH_3D_DMM |
---|
511 | Void TComPrediction::predIntraLumaDmm( TComDataCU* pcCU, UInt uiAbsPartIdx, DmmID dmmType, Pel* piPred, UInt uiStride, Int iWidth, Int iHeight ) |
---|
512 | { |
---|
513 | assert( iWidth == iHeight ); |
---|
514 | assert( iWidth >= DMM_MIN_SIZE && iWidth <= DMM_MAX_SIZE ); |
---|
515 | #if NH_3D_SDC_INTRA |
---|
516 | assert( !pcCU->getSDCFlag( uiAbsPartIdx ) ); |
---|
517 | #endif |
---|
518 | |
---|
519 | // get partition |
---|
520 | Bool* biSegPattern = new Bool[ (UInt)(iWidth*iHeight) ]; |
---|
521 | UInt patternStride = (UInt)iWidth; |
---|
522 | switch( dmmType ) |
---|
523 | { |
---|
524 | case( DMM1_IDX ): { (getWedgeListScaled( (UInt)iWidth )->at( pcCU->getDmm1WedgeTabIdx( uiAbsPartIdx ) )).getPatternScaledCopy( (UInt)iWidth, biSegPattern ); } break; |
---|
525 | case( DMM4_IDX ): { predContourFromTex( pcCU, uiAbsPartIdx, iWidth, iHeight, biSegPattern ); } break; |
---|
526 | default: assert(0); |
---|
527 | } |
---|
528 | |
---|
529 | // get predicted partition values |
---|
530 | Pel predDC1 = 0, predDC2 = 0; |
---|
531 | predBiSegDCs( pcCU, uiAbsPartIdx, iWidth, iHeight, biSegPattern, patternStride, predDC1, predDC2 ); |
---|
532 | |
---|
533 | // set segment values with deltaDC offsets |
---|
534 | Pel segDC1 = 0, segDC2 = 0; |
---|
535 | Pel deltaDC1 = pcCU->getDmmDeltaDC( dmmType, 0, uiAbsPartIdx ); |
---|
536 | Pel deltaDC2 = pcCU->getDmmDeltaDC( dmmType, 1, uiAbsPartIdx ); |
---|
537 | #if NH_3D_DLT |
---|
538 | segDC1 = pcCU->getSlice()->getPPS()->getDLT()->idx2DepthValue( pcCU->getSlice()->getLayerIdInVps(), pcCU->getSlice()->getPPS()->getDLT()->depthValue2idx( pcCU->getSlice()->getLayerIdInVps(), predDC1 ) + deltaDC1 ); |
---|
539 | segDC2 = pcCU->getSlice()->getPPS()->getDLT()->idx2DepthValue( pcCU->getSlice()->getLayerIdInVps(), pcCU->getSlice()->getPPS()->getDLT()->depthValue2idx( pcCU->getSlice()->getLayerIdInVps(), predDC2 ) + deltaDC2 ); |
---|
540 | #else |
---|
541 | segDC1 = ClipBD( predDC1 + deltaDC1, pcCU->getSlice()->getSPS()->getBitDepth(CHANNEL_TYPE_LUMA) ); |
---|
542 | segDC2 = ClipBD( predDC2 + deltaDC2, pcCU->getSlice()->getSPS()->getBitDepth(CHANNEL_TYPE_LUMA) ); |
---|
543 | #endif |
---|
544 | |
---|
545 | // set prediction signal |
---|
546 | Pel* pDst = piPred; |
---|
547 | assignBiSegDCs( pDst, uiStride, biSegPattern, patternStride, segDC1, segDC2 ); |
---|
548 | |
---|
549 | delete[] biSegPattern; |
---|
550 | } |
---|
551 | #endif |
---|
552 | |
---|
553 | /** Check for identical motion in both motion vector direction of a bi-directional predicted CU |
---|
554 | * \returns true, if motion vectors and reference pictures match |
---|
555 | */ |
---|
556 | Bool TComPrediction::xCheckIdenticalMotion ( TComDataCU* pcCU, UInt PartAddr ) |
---|
557 | { |
---|
558 | if( pcCU->getSlice()->isInterB() && !pcCU->getSlice()->getPPS()->getWPBiPred() ) |
---|
559 | { |
---|
560 | if( pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr) >= 0 && pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr) >= 0) |
---|
561 | { |
---|
562 | Int RefPOCL0 = pcCU->getSlice()->getRefPic(REF_PIC_LIST_0, pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr))->getPOC(); |
---|
563 | Int RefPOCL1 = pcCU->getSlice()->getRefPic(REF_PIC_LIST_1, pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr))->getPOC(); |
---|
564 | #if NH_MV_FIX_TICKET_106 |
---|
565 | #if NH_MV |
---|
566 | Int layerIdL0 = pcCU->getSlice()->getRefPic(REF_PIC_LIST_0, pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr))->getLayerId(); |
---|
567 | Int layerIdL1 = pcCU->getSlice()->getRefPic(REF_PIC_LIST_1, pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr))->getLayerId(); |
---|
568 | #if NH_3D_ARP |
---|
569 | if(!pcCU->getARPW(PartAddr) && RefPOCL0 == RefPOCL1 && layerIdL0 == layerIdL1 && pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr) == pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr)) |
---|
570 | #else |
---|
571 | if(RefPOCL0 == RefPOCL1 && layerIdL0 == layerIdL1 && pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr) == pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr)) |
---|
572 | #endif |
---|
573 | #else |
---|
574 | if(RefPOCL0 == RefPOCL1 && pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr) == pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr)) |
---|
575 | #endif |
---|
576 | #else |
---|
577 | #if NH_3D_ARP |
---|
578 | if(!pcCU->getARPW(PartAddr) && RefPOCL0 == RefPOCL1 && pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr) == pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr)) |
---|
579 | #else |
---|
580 | if(RefPOCL0 == RefPOCL1 && pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr) == pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr)) |
---|
581 | #endif |
---|
582 | #endif |
---|
583 | { |
---|
584 | return true; |
---|
585 | } |
---|
586 | } |
---|
587 | } |
---|
588 | return false; |
---|
589 | } |
---|
590 | |
---|
591 | #if NH_3D_SPIVMP |
---|
592 | Void TComPrediction::xGetSubPUAddrAndMerge(TComDataCU* pcCU, UInt uiPartAddr, Int iSPWidth, Int iSPHeight, Int iNumSPInOneLine, Int iNumSP, UInt* uiMergedSPW, UInt* uiMergedSPH, UInt* uiSPAddr ) |
---|
593 | { |
---|
594 | for (Int i = 0; i < iNumSP; i++) |
---|
595 | { |
---|
596 | uiMergedSPW[i] = iSPWidth; |
---|
597 | uiMergedSPH[i] = iSPHeight; |
---|
598 | pcCU->getSPAbsPartIdx(uiPartAddr, iSPWidth, iSPHeight, i, iNumSPInOneLine, uiSPAddr[i]); |
---|
599 | } |
---|
600 | #if NH_3D_ARP |
---|
601 | if( pcCU->getARPW( uiPartAddr ) != 0 ) |
---|
602 | { |
---|
603 | return; |
---|
604 | } |
---|
605 | #endif |
---|
606 | |
---|
607 | // horizontal sub-PU merge |
---|
608 | for (Int i=0; i<iNumSP; i++) |
---|
609 | { |
---|
610 | if (i % iNumSPInOneLine == iNumSPInOneLine - 1 || uiMergedSPW[i]==0 || uiMergedSPH[i]==0) |
---|
611 | { |
---|
612 | continue; |
---|
613 | } |
---|
614 | for (Int j=i+1; j<i+iNumSPInOneLine-i%iNumSPInOneLine; j++) |
---|
615 | { |
---|
616 | if (xCheckTwoSPMotion(pcCU, uiSPAddr[i], uiSPAddr[j])) |
---|
617 | { |
---|
618 | uiMergedSPW[i] += iSPWidth; |
---|
619 | uiMergedSPW[j] = uiMergedSPH[j] = 0; |
---|
620 | } |
---|
621 | else |
---|
622 | { |
---|
623 | break; |
---|
624 | } |
---|
625 | } |
---|
626 | } |
---|
627 | //vertical sub-PU merge |
---|
628 | for (Int i=0; i<iNumSP-iNumSPInOneLine; i++) |
---|
629 | { |
---|
630 | if (uiMergedSPW[i]==0 || uiMergedSPH[i]==0) |
---|
631 | { |
---|
632 | continue; |
---|
633 | } |
---|
634 | for (Int j=i+iNumSPInOneLine; j<iNumSP; j+=iNumSPInOneLine) |
---|
635 | { |
---|
636 | if (xCheckTwoSPMotion(pcCU, uiSPAddr[i], uiSPAddr[j]) && uiMergedSPW[i]==uiMergedSPW[j]) |
---|
637 | { |
---|
638 | uiMergedSPH[i] += iSPHeight; |
---|
639 | uiMergedSPH[j] = uiMergedSPW[j] = 0; |
---|
640 | } |
---|
641 | else |
---|
642 | { |
---|
643 | break; |
---|
644 | } |
---|
645 | } |
---|
646 | } |
---|
647 | } |
---|
648 | |
---|
649 | Bool TComPrediction::xCheckTwoSPMotion ( TComDataCU* pcCU, UInt PartAddr0, UInt PartAddr1 ) |
---|
650 | { |
---|
651 | if( pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr0) != pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr1)) |
---|
652 | { |
---|
653 | return false; |
---|
654 | } |
---|
655 | if( pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr0) != pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr1)) |
---|
656 | { |
---|
657 | return false; |
---|
658 | } |
---|
659 | |
---|
660 | if (pcCU->getCUMvField(REF_PIC_LIST_0)->getRefIdx(PartAddr0) >= 0) |
---|
661 | { |
---|
662 | if (pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr0) != pcCU->getCUMvField(REF_PIC_LIST_0)->getMv(PartAddr1)) |
---|
663 | { |
---|
664 | return false; |
---|
665 | } |
---|
666 | } |
---|
667 | |
---|
668 | if (pcCU->getCUMvField(REF_PIC_LIST_1)->getRefIdx(PartAddr0) >= 0) |
---|
669 | { |
---|
670 | if (pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr0) != pcCU->getCUMvField(REF_PIC_LIST_1)->getMv(PartAddr1)) |
---|
671 | { |
---|
672 | return false; |
---|
673 | } |
---|
674 | } |
---|
675 | return true; |
---|
676 | } |
---|
677 | #endif |
---|
678 | |
---|
679 | #if NH_3D_DBBP |
---|
680 | PartSize TComPrediction::getPartitionSizeFromDepth(Pel* pDepthPels, UInt uiDepthStride, UInt uiSize, TComDataCU*& pcCU) |
---|
681 | { |
---|
682 | const TComSPS* sps = pcCU->getSlice()->getSPS(); |
---|
683 | UInt uiMaxCUWidth = sps->getMaxCUWidth(); |
---|
684 | UInt uiMaxCUHeight = sps->getMaxCUHeight(); |
---|
685 | |
---|
686 | // find virtual partitioning for this CU based on depth block |
---|
687 | // segmentation of texture block --> mask IDs |
---|
688 | Pel* pDepthBlockStart = pDepthPels; |
---|
689 | |
---|
690 | // first compute average of depth block for thresholding |
---|
691 | Int iSumDepth = 0; |
---|
692 | Int iSubSample = 4; |
---|
693 | Int iPictureWidth = pcCU->getSlice()->getIvPic (true, pcCU->getDvInfo(0).m_aVIdxCan)->getPicYuvRec()->getWidth(COMPONENT_Y); |
---|
694 | Int iPictureHeight = pcCU->getSlice()->getIvPic (true, pcCU->getDvInfo(0).m_aVIdxCan)->getPicYuvRec()->getHeight(COMPONENT_Y); |
---|
695 | TComMv cDv = pcCU->getSlice()->getDepthRefinementFlag( ) ? pcCU->getDvInfo(0).m_acDoNBDV : pcCU->getDvInfo(0).m_acNBDV; |
---|
696 | if( pcCU->getSlice()->getDepthRefinementFlag( ) ) |
---|
697 | { |
---|
698 | cDv.setVer(0); |
---|
699 | } |
---|
700 | Int iBlkX = ( pcCU->getCtuRsAddr() % pcCU->getSlice()->getIvPic (true, pcCU->getDvInfo(0).m_aVIdxCan)->getFrameWidthInCtus() ) * uiMaxCUWidth + g_auiRasterToPelX[ g_auiZscanToRaster[ pcCU->getZorderIdxInCtu() ] ]+ ((cDv.getHor()+2)>>2); |
---|
701 | Int iBlkY = ( pcCU->getCtuRsAddr() / pcCU->getSlice()->getIvPic (true, pcCU->getDvInfo(0).m_aVIdxCan)->getFrameWidthInCtus() ) * uiMaxCUHeight + g_auiRasterToPelY[ g_auiZscanToRaster[ pcCU->getZorderIdxInCtu() ] ]+ ((cDv.getVer()+2)>>2); |
---|
702 | |
---|
703 | UInt t=0; |
---|
704 | |
---|
705 | for (Int y=0; y<uiSize; y+=iSubSample) |
---|
706 | { |
---|
707 | for (Int x=0; x<uiSize; x+=iSubSample) |
---|
708 | { |
---|
709 | if (iBlkX+x>iPictureWidth) |
---|
710 | { |
---|
711 | Int depthPel = pDepthPels[t]; |
---|
712 | iSumDepth += depthPel; |
---|
713 | } |
---|
714 | else |
---|
715 | { |
---|
716 | Int depthPel = pDepthPels[x]; |
---|
717 | t=x; |
---|
718 | iSumDepth += depthPel; |
---|
719 | } |
---|
720 | } |
---|
721 | |
---|
722 | // next row |
---|
723 | if (!(iBlkY+y+4>iPictureHeight)) |
---|
724 | { |
---|
725 | pDepthPels += uiDepthStride*iSubSample; |
---|
726 | } |
---|
727 | } |
---|
728 | |
---|
729 | Int iSizeInBits = g_aucConvertToBit[uiSize] - g_aucConvertToBit[iSubSample]; // respect sub-sampling factor |
---|
730 | Int iMean = iSumDepth >> iSizeInBits*2; // iMean /= (uiSize*uiSize); |
---|
731 | |
---|
732 | // start again for segmentation |
---|
733 | pDepthPels = pDepthBlockStart; |
---|
734 | |
---|
735 | // start mapping process |
---|
736 | Int matchedPartSum[2][2] = {{0,0},{0,0}}; // counter for each part size and boolean option |
---|
737 | PartSize virtualPartSizes[2] = { SIZE_Nx2N, SIZE_2NxN}; |
---|
738 | |
---|
739 | UInt uiHalfSize = uiSize>>1; |
---|
740 | for (Int y=0; y<uiSize; y+=iSubSample) |
---|
741 | { |
---|
742 | for (Int x=0; x<uiSize; x+=iSubSample) |
---|
743 | { |
---|
744 | Int depthPel = 0; |
---|
745 | if (iBlkX+x>iPictureWidth) |
---|
746 | { |
---|
747 | depthPel = pDepthPels[t]; |
---|
748 | } |
---|
749 | else |
---|
750 | { |
---|
751 | depthPel = pDepthPels[x]; |
---|
752 | t=x; |
---|
753 | } |
---|
754 | |
---|
755 | // decide which segment this pixel belongs to |
---|
756 | Int ucSegment = (Int)(depthPel>iMean); |
---|
757 | |
---|
758 | // Matched Filter to find optimal (conventional) partitioning |
---|
759 | |
---|
760 | // SIZE_Nx2N |
---|
761 | if(x<uiHalfSize) // left |
---|
762 | { |
---|
763 | matchedPartSum[0][ucSegment]++; |
---|
764 | } |
---|
765 | else // right |
---|
766 | { |
---|
767 | matchedPartSum[0][1-ucSegment]++; |
---|
768 | } |
---|
769 | |
---|
770 | // SIZE_2NxN |
---|
771 | if(y<uiHalfSize) // top |
---|
772 | { |
---|
773 | matchedPartSum[1][ucSegment]++; |
---|
774 | } |
---|
775 | else // bottom |
---|
776 | { |
---|
777 | matchedPartSum[1][1-ucSegment]++; |
---|
778 | } |
---|
779 | } |
---|
780 | |
---|
781 | // next row |
---|
782 | if (!(iBlkY+y+4>iPictureHeight)) |
---|
783 | { |
---|
784 | pDepthPels += uiDepthStride*iSubSample; |
---|
785 | } |
---|
786 | } |
---|
787 | |
---|
788 | PartSize matchedPartSize = NUMBER_OF_PART_SIZES; |
---|
789 | |
---|
790 | Int iMaxMatchSum = 0; |
---|
791 | for(Int p=0; p<2; p++) // loop over partition |
---|
792 | { |
---|
793 | for( Int b=0; b<=1; b++ ) // loop over boolean options |
---|
794 | { |
---|
795 | if(matchedPartSum[p][b] > iMaxMatchSum) |
---|
796 | { |
---|
797 | iMaxMatchSum = matchedPartSum[p][b]; |
---|
798 | matchedPartSize = virtualPartSizes[p]; |
---|
799 | } |
---|
800 | } |
---|
801 | } |
---|
802 | |
---|
803 | AOF( matchedPartSize != NUMBER_OF_PART_SIZES ); |
---|
804 | |
---|
805 | return matchedPartSize; |
---|
806 | } |
---|
807 | |
---|
808 | Bool TComPrediction::getSegmentMaskFromDepth( Pel* pDepthPels, UInt uiDepthStride, UInt uiWidth, UInt uiHeight, Bool* pMask, TComDataCU*& pcCU) |
---|
809 | { |
---|
810 | const TComSPS* sps = pcCU->getSlice()->getSPS(); |
---|
811 | UInt uiMaxCUWidth = sps->getMaxCUWidth(); |
---|
812 | UInt uiMaxCUHeight = sps->getMaxCUHeight(); |
---|
813 | |
---|
814 | // segmentation of texture block --> mask IDs |
---|
815 | Pel* pDepthBlockStart = pDepthPels; |
---|
816 | |
---|
817 | // first compute average of depth block for thresholding |
---|
818 | Int iSumDepth = 0; |
---|
819 | Int uiMinDepth = MAX_INT; |
---|
820 | Int uiMaxDepth = 0; |
---|
821 | uiMinDepth = pDepthPels[ 0 ]; |
---|
822 | uiMaxDepth = pDepthPels[ 0 ]; |
---|
823 | iSumDepth = pDepthPels[ 0 ]; |
---|
824 | |
---|
825 | Int iPictureWidth = pcCU->getSlice()->getIvPic (true, pcCU->getDvInfo(0).m_aVIdxCan)->getPicYuvRec()->getWidth(COMPONENT_Y); |
---|
826 | Int iPictureHeight = pcCU->getSlice()->getIvPic (true, pcCU->getDvInfo(0).m_aVIdxCan)->getPicYuvRec()->getHeight(COMPONENT_Y); |
---|
827 | TComMv cDv = pcCU->getSlice()->getDepthRefinementFlag( ) ? pcCU->getDvInfo(0).m_acDoNBDV : pcCU->getDvInfo(0).m_acNBDV; |
---|
828 | if( pcCU->getSlice()->getDepthRefinementFlag( ) ) |
---|
829 | { |
---|
830 | cDv.setVer(0); |
---|
831 | } |
---|
832 | Int iBlkX = ( pcCU->getCtuRsAddr() % pcCU->getSlice()->getIvPic (true, pcCU->getDvInfo(0).m_aVIdxCan)->getFrameWidthInCtus() ) * uiMaxCUWidth + g_auiRasterToPelX[ g_auiZscanToRaster[ pcCU->getZorderIdxInCtu() ] ]+ ((cDv.getHor()+2)>>2); |
---|
833 | Int iBlkY = ( pcCU->getCtuRsAddr() / pcCU->getSlice()->getIvPic (true, pcCU->getDvInfo(0).m_aVIdxCan)->getFrameWidthInCtus() ) * uiMaxCUHeight + g_auiRasterToPelY[ g_auiZscanToRaster[ pcCU->getZorderIdxInCtu() ] ]+ ((cDv.getVer()+2)>>2); |
---|
834 | if (iBlkX>(Int)(iPictureWidth - uiWidth)) |
---|
835 | { |
---|
836 | iSumDepth += pDepthPels[ iPictureWidth - iBlkX - 1 ]; |
---|
837 | uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ iPictureWidth - iBlkX - 1 ]); |
---|
838 | uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ iPictureWidth - iBlkX - 1 ]); |
---|
839 | } |
---|
840 | else |
---|
841 | { |
---|
842 | iSumDepth += pDepthPels[ uiWidth - 1 ]; |
---|
843 | uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiWidth - 1 ]); |
---|
844 | uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiWidth - 1 ]); |
---|
845 | } |
---|
846 | if (iBlkY>(Int)(iPictureHeight - uiHeight)) |
---|
847 | { |
---|
848 | iSumDepth += pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) ]; |
---|
849 | uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) ]); |
---|
850 | uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) ]); |
---|
851 | } |
---|
852 | else |
---|
853 | { |
---|
854 | iSumDepth += pDepthPels[ uiDepthStride * (uiHeight - 1) ]; |
---|
855 | uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) ]); |
---|
856 | uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) ]); |
---|
857 | } |
---|
858 | if (iBlkY>(Int)(iPictureHeight - uiHeight) && iBlkX>(Int)(iPictureWidth - uiWidth)) |
---|
859 | { |
---|
860 | iSumDepth += pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) + iPictureWidth - iBlkX - 1 ]; |
---|
861 | uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) + iPictureWidth - iBlkX - 1 ]); |
---|
862 | uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) + iPictureWidth - iBlkX - 1 ]); |
---|
863 | } |
---|
864 | else if (iBlkY>(Int)(iPictureHeight - uiHeight)) |
---|
865 | { |
---|
866 | iSumDepth += pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) + uiWidth - 1 ]; |
---|
867 | uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) + uiWidth - 1 ]); |
---|
868 | uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiDepthStride * (iPictureHeight - iBlkY - 1) + uiWidth - 1 ]); |
---|
869 | } |
---|
870 | else if (iBlkX>(Int)(iPictureWidth - uiWidth)) |
---|
871 | { |
---|
872 | iSumDepth += pDepthPels[ uiDepthStride * (uiHeight - 1) + iPictureWidth - iBlkX - 1 ]; |
---|
873 | uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) + iPictureWidth - iBlkX - 1 ]); |
---|
874 | uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) + iPictureWidth - iBlkX - 1 ]); |
---|
875 | } |
---|
876 | else |
---|
877 | { |
---|
878 | iSumDepth += pDepthPels[ uiDepthStride * (uiHeight - 1) + uiWidth - 1 ]; |
---|
879 | uiMinDepth = std::min( uiMinDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) + uiWidth - 1 ]); |
---|
880 | uiMaxDepth = std::max( uiMaxDepth, (Int)pDepthPels[ uiDepthStride * (uiHeight - 1) + uiWidth - 1 ]); |
---|
881 | } |
---|
882 | |
---|
883 | // don't generate mask for blocks with small depth range (encoder decision) |
---|
884 | if( uiMaxDepth - uiMinDepth < 10 ) |
---|
885 | { |
---|
886 | return false; |
---|
887 | } |
---|
888 | |
---|
889 | AOF(uiWidth==uiHeight); |
---|
890 | Int iMean = iSumDepth >> 2; |
---|
891 | |
---|
892 | // start again for segmentation |
---|
893 | pDepthPels = pDepthBlockStart; |
---|
894 | |
---|
895 | Bool bInvertMask = pDepthPels[0]>iMean; // top-left segment needs to be mapped to partIdx 0 |
---|
896 | |
---|
897 | // generate mask |
---|
898 | UInt t=0; |
---|
899 | UInt uiSumPix[2] = {0,0}; |
---|
900 | for (Int y=0; y<uiHeight; y++) |
---|
901 | { |
---|
902 | for (Int x=0; x<uiHeight; x++) |
---|
903 | { |
---|
904 | Int depthPel = 0; |
---|
905 | if (iBlkX+x>iPictureWidth) |
---|
906 | { |
---|
907 | depthPel = pDepthPels[t]; |
---|
908 | } |
---|
909 | else |
---|
910 | { |
---|
911 | depthPel = pDepthPels[x]; |
---|
912 | t=x; |
---|
913 | } |
---|
914 | |
---|
915 | // decide which segment this pixel belongs to |
---|
916 | Int ucSegment = (Int)(depthPel>iMean); |
---|
917 | |
---|
918 | if( bInvertMask ) |
---|
919 | { |
---|
920 | ucSegment = 1-ucSegment; |
---|
921 | } |
---|
922 | |
---|
923 | // count pixels for each segment |
---|
924 | uiSumPix[ucSegment]++; |
---|
925 | |
---|
926 | // set mask value |
---|
927 | pMask[x] = (Bool)ucSegment; |
---|
928 | } |
---|
929 | |
---|
930 | // next row |
---|
931 | if (!(iBlkY+y+1>iPictureHeight)) |
---|
932 | pDepthPels += uiDepthStride; |
---|
933 | pMask += MAX_CU_SIZE; |
---|
934 | } |
---|
935 | |
---|
936 | // don't generate valid mask for tiny segments (encoder decision) |
---|
937 | // each segment needs to cover at least 1/8th of block |
---|
938 | UInt uiMinPixPerSegment = (uiWidth*uiHeight) >> 3; |
---|
939 | if( !( uiSumPix[0] > uiMinPixPerSegment && uiSumPix[1] > uiMinPixPerSegment ) ) |
---|
940 | { |
---|
941 | return false; |
---|
942 | } |
---|
943 | |
---|
944 | // all good |
---|
945 | return true; |
---|
946 | } |
---|
947 | |
---|
948 | Void TComPrediction::combineSegmentsWithMask( TComYuv* pInYuv[2], TComYuv* pOutYuv, Bool* pMask, UInt uiWidth, UInt uiHeight, UInt uiPartAddr, UInt partSize, Int bitDepthY ) |
---|
949 | { |
---|
950 | Pel* piSrc[2] = {pInYuv[0]->getAddr(COMPONENT_Y, uiPartAddr), pInYuv[1]->getAddr(COMPONENT_Y, uiPartAddr)}; |
---|
951 | UInt uiSrcStride = pInYuv[0]->getStride(COMPONENT_Y); |
---|
952 | Pel* piDst = pOutYuv->getAddr(COMPONENT_Y, uiPartAddr); |
---|
953 | UInt uiDstStride = pOutYuv->getStride(COMPONENT_Y); |
---|
954 | |
---|
955 | UInt uiMaskStride= MAX_CU_SIZE; |
---|
956 | Pel* tmpTar = 0; |
---|
957 | tmpTar = (Pel *)xMalloc(Pel, uiWidth*uiHeight); |
---|
958 | |
---|
959 | // backup pointer |
---|
960 | Bool* pMaskStart = pMask; |
---|
961 | |
---|
962 | // combine luma first |
---|
963 | for (Int y=0; y<uiHeight; y++) |
---|
964 | { |
---|
965 | for (Int x=0; x<uiWidth; x++) |
---|
966 | { |
---|
967 | UChar ucSegment = (UChar)pMask[x]; |
---|
968 | AOF( ucSegment < 2 ); |
---|
969 | |
---|
970 | // filtering |
---|
971 | tmpTar[y*uiWidth+x] = piSrc[ucSegment][x]; |
---|
972 | } |
---|
973 | |
---|
974 | piSrc[0] += uiSrcStride; |
---|
975 | piSrc[1] += uiSrcStride; |
---|
976 | pMask += uiMaskStride; |
---|
977 | } |
---|
978 | |
---|
979 | if (partSize == SIZE_Nx2N) |
---|
980 | { |
---|
981 | for (Int y=0; y<uiHeight; y++) |
---|
982 | { |
---|
983 | for (Int x=0; x<uiWidth; x++) |
---|
984 | { |
---|
985 | Bool l = (x==0)?pMaskStart[y*uiMaskStride+x]:pMaskStart[y*uiMaskStride+x-1]; |
---|
986 | Bool r = (x==uiWidth-1)?pMaskStart[y*uiMaskStride+x]:pMaskStart[y*uiMaskStride+x+1]; |
---|
987 | |
---|
988 | Pel left, right; |
---|
989 | left = (x==0) ? tmpTar[y*uiWidth+x] : tmpTar[y*uiWidth+x-1]; |
---|
990 | right = (x==uiWidth-1) ? tmpTar[y*uiWidth+x] : tmpTar[y*uiWidth+x+1]; |
---|
991 | |
---|
992 | piDst[x] = (l!=r) ? ClipBD( Pel(( left + (tmpTar[y*uiWidth+x] << 1) + right ) >> 2 ), bitDepthY) : tmpTar[y*uiWidth+x]; |
---|
993 | } |
---|
994 | piDst += uiDstStride; |
---|
995 | } |
---|
996 | } |
---|
997 | else // SIZE_2NxN |
---|
998 | { |
---|
999 | for (Int y=0; y<uiHeight; y++) |
---|
1000 | { |
---|
1001 | for (Int x=0; x<uiWidth; x++) |
---|
1002 | { |
---|
1003 | Bool t = (y==0)?pMaskStart[y*uiMaskStride+x]:pMaskStart[(y-1)*uiMaskStride+x]; |
---|
1004 | Bool b = (y==uiHeight-1)?pMaskStart[y*uiMaskStride+x]:pMaskStart[(y+1)*uiMaskStride+x]; |
---|
1005 | |
---|
1006 | Pel top, bottom; |
---|
1007 | top = (y==0) ? tmpTar[y*uiWidth+x] : tmpTar[(y-1)*uiWidth+x]; |
---|
1008 | bottom = (y==uiHeight-1) ? tmpTar[y*uiWidth+x] : tmpTar[(y+1)*uiWidth+x]; |
---|
1009 | |
---|
1010 | piDst[x] = (t!=b) ? ClipBD( Pel(( top + (tmpTar[y*uiWidth+x] << 1) + bottom ) >> 2 ), bitDepthY) : tmpTar[y*uiWidth+x]; |
---|
1011 | } |
---|
1012 | piDst += uiDstStride; |
---|
1013 | } |
---|
1014 | } |
---|
1015 | |
---|
1016 | if ( tmpTar ) |
---|
1017 | { |
---|
1018 | xFree(tmpTar); |
---|
1019 | tmpTar = NULL; |
---|
1020 | } |
---|
1021 | |
---|
1022 | // now combine chroma |
---|
1023 | Pel* piSrcU[2] = { pInYuv[0]->getAddr(COMPONENT_Cb, uiPartAddr), pInYuv[1]->getAddr(COMPONENT_Cb, uiPartAddr) }; |
---|
1024 | Pel* piSrcV[2] = { pInYuv[0]->getAddr(COMPONENT_Cr, uiPartAddr), pInYuv[1]->getAddr(COMPONENT_Cr, uiPartAddr) }; |
---|
1025 | UInt uiSrcStrideC = pInYuv[0]->getStride(COMPONENT_Cb); |
---|
1026 | Pel* piDstU = pOutYuv->getAddr(COMPONENT_Cb, uiPartAddr); |
---|
1027 | Pel* piDstV = pOutYuv->getAddr(COMPONENT_Cr, uiPartAddr); |
---|
1028 | UInt uiDstStrideC = pOutYuv->getStride(COMPONENT_Cb); |
---|
1029 | UInt uiWidthC = uiWidth >> 1; |
---|
1030 | UInt uiHeightC = uiHeight >> 1; |
---|
1031 | Pel filSrcU = 0, filSrcV = 0; |
---|
1032 | Pel* tmpTarU = 0, *tmpTarV = 0; |
---|
1033 | tmpTarU = (Pel *)xMalloc(Pel, uiWidthC*uiHeightC); |
---|
1034 | tmpTarV = (Pel *)xMalloc(Pel, uiWidthC*uiHeightC); |
---|
1035 | pMask = pMaskStart; |
---|
1036 | |
---|
1037 | for (Int y=0; y<uiHeightC; y++) |
---|
1038 | { |
---|
1039 | for (Int x=0; x<uiWidthC; x++) |
---|
1040 | { |
---|
1041 | UChar ucSegment = (UChar)pMask[x*2]; |
---|
1042 | AOF( ucSegment < 2 ); |
---|
1043 | |
---|
1044 | // filtering |
---|
1045 | tmpTarU[y*uiWidthC+x] = piSrcU[ucSegment][x]; |
---|
1046 | tmpTarV[y*uiWidthC+x] = piSrcV[ucSegment][x]; |
---|
1047 | } |
---|
1048 | |
---|
1049 | piSrcU[0] += uiSrcStrideC; |
---|
1050 | piSrcU[1] += uiSrcStrideC; |
---|
1051 | piSrcV[0] += uiSrcStrideC; |
---|
1052 | piSrcV[1] += uiSrcStrideC; |
---|
1053 | pMask += 2*uiMaskStride; |
---|
1054 | } |
---|
1055 | |
---|
1056 | if (partSize == SIZE_Nx2N) |
---|
1057 | { |
---|
1058 | for (Int y=0; y<uiHeightC; y++) |
---|
1059 | { |
---|
1060 | for (Int x=0; x<uiWidthC; x++) |
---|
1061 | { |
---|
1062 | Bool l = (x==0)?pMaskStart[y*2*uiMaskStride+x*2]:pMaskStart[y*2*uiMaskStride+(x-1)*2]; |
---|
1063 | Bool r = (x==uiWidthC-1)?pMaskStart[y*2*uiMaskStride+x*2]:pMaskStart[y*2*uiMaskStride+(x+1)*2]; |
---|
1064 | |
---|
1065 | Pel leftU, rightU; |
---|
1066 | leftU = (x==0) ? tmpTarU[y*uiWidthC+x] : tmpTarU[y*uiWidthC+x-1]; |
---|
1067 | rightU = (x==uiWidthC-1) ? tmpTarU[y*uiWidthC+x] : tmpTarU[y*uiWidthC+x+1]; |
---|
1068 | Pel leftV, rightV; |
---|
1069 | leftV = (x==0) ? tmpTarV[y*uiWidthC+x] : tmpTarV[y*uiWidthC+x-1]; |
---|
1070 | rightV = (x==uiWidthC-1) ? tmpTarV[y*uiWidthC+x] : tmpTarV[y*uiWidthC+x+1]; |
---|
1071 | |
---|
1072 | if (l!=r) |
---|
1073 | { |
---|
1074 | filSrcU = ClipBD( Pel(( leftU + (tmpTarU[y*uiWidthC+x] << 1) + rightU ) >> 2 ), bitDepthY); |
---|
1075 | filSrcV = ClipBD( Pel(( leftV + (tmpTarV[y*uiWidthC+x] << 1) + rightV ) >> 2 ), bitDepthY); |
---|
1076 | } |
---|
1077 | else |
---|
1078 | { |
---|
1079 | filSrcU = tmpTarU[y*uiWidthC+x]; |
---|
1080 | filSrcV = tmpTarV[y*uiWidthC+x]; |
---|
1081 | } |
---|
1082 | piDstU[x] = filSrcU; |
---|
1083 | piDstV[x] = filSrcV; |
---|
1084 | } |
---|
1085 | piDstU += uiDstStrideC; |
---|
1086 | piDstV += uiDstStrideC; |
---|
1087 | } |
---|
1088 | } |
---|
1089 | else |
---|
1090 | { |
---|
1091 | for (Int y=0; y<uiHeightC; y++) |
---|
1092 | { |
---|
1093 | for (Int x=0; x<uiWidthC; x++) |
---|
1094 | { |
---|
1095 | Bool t = (y==0)?pMaskStart[y*2*uiMaskStride+x*2]:pMaskStart[(y-1)*2*uiMaskStride+x*2]; |
---|
1096 | Bool b = (y==uiHeightC-1)?pMaskStart[y*2*uiMaskStride+x*2]:pMaskStart[(y+1)*2*uiMaskStride+x*2]; |
---|
1097 | |
---|
1098 | Pel topU, bottomU; |
---|
1099 | topU = (y==0) ? tmpTarU[y*uiWidthC+x] : tmpTarU[(y-1)*uiWidthC+x]; |
---|
1100 | bottomU = (y==uiHeightC-1) ? tmpTarU[y*uiWidthC+x] : tmpTarU[(y+1)*uiWidthC+x]; |
---|
1101 | Pel topV, bottomV; |
---|
1102 | topV = (y==0) ? tmpTarV[y*uiWidthC+x] : tmpTarV[(y-1)*uiWidthC+x]; |
---|
1103 | bottomV = (y==uiHeightC-1) ? tmpTarV[y*uiWidthC+x] : tmpTarV[(y+1)*uiWidthC+x]; |
---|
1104 | |
---|
1105 | if (t!=b) |
---|
1106 | { |
---|
1107 | filSrcU = ClipBD( Pel(( topU + (tmpTarU[y*uiWidthC+x] << 1) + bottomU ) >> 2 ), bitDepthY); |
---|
1108 | filSrcV = ClipBD( Pel(( topV + (tmpTarV[y*uiWidthC+x] << 1) + bottomV ) >> 2 ), bitDepthY); |
---|
1109 | } |
---|
1110 | else |
---|
1111 | { |
---|
1112 | filSrcU = tmpTarU[y*uiWidthC+x]; |
---|
1113 | filSrcV = tmpTarV[y*uiWidthC+x]; |
---|
1114 | } |
---|
1115 | piDstU[x] = filSrcU; |
---|
1116 | piDstV[x] = filSrcV; |
---|
1117 | } |
---|
1118 | piDstU += uiDstStrideC; |
---|
1119 | piDstV += uiDstStrideC; |
---|
1120 | } |
---|
1121 | } |
---|
1122 | |
---|
1123 | if( tmpTarU ) |
---|
1124 | { |
---|
1125 | xFree(tmpTarU); |
---|
1126 | tmpTarU = NULL; |
---|
1127 | } |
---|
1128 | if ( tmpTarV ) |
---|
1129 | { |
---|
1130 | xFree(tmpTarV); |
---|
1131 | tmpTarV = NULL; |
---|
1132 | } |
---|
1133 | } |
---|
1134 | #endif |
---|
1135 | |
---|
1136 | Void TComPrediction::motionCompensation ( TComDataCU* pcCU, TComYuv* pcYuvPred, RefPicList eRefPicList, Int iPartIdx ) |
---|
1137 | { |
---|
1138 | Int iWidth; |
---|
1139 | Int iHeight; |
---|
1140 | UInt uiPartAddr; |
---|
1141 | |
---|
1142 | if ( iPartIdx >= 0 ) |
---|
1143 | { |
---|
1144 | pcCU->getPartIndexAndSize( iPartIdx, uiPartAddr, iWidth, iHeight ); |
---|
1145 | #if NH_3D_VSP |
---|
1146 | if ( pcCU->getVSPFlag(uiPartAddr) == 0) |
---|
1147 | { |
---|
1148 | #endif |
---|
1149 | if ( eRefPicList != REF_PIC_LIST_X ) |
---|
1150 | { |
---|
1151 | if( pcCU->getSlice()->getPPS()->getUseWP()) |
---|
1152 | { |
---|
1153 | xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred, true ); |
---|
1154 | } |
---|
1155 | else |
---|
1156 | { |
---|
1157 | xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred ); |
---|
1158 | } |
---|
1159 | if ( pcCU->getSlice()->getPPS()->getUseWP() ) |
---|
1160 | { |
---|
1161 | xWeightedPredictionUni( pcCU, pcYuvPred, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred ); |
---|
1162 | } |
---|
1163 | } |
---|
1164 | else |
---|
1165 | { |
---|
1166 | #if NH_3D_SPIVMP |
---|
1167 | if ( pcCU->getSPIVMPFlag(uiPartAddr)!=0) |
---|
1168 | { |
---|
1169 | Int iNumSPInOneLine, iNumSP, iSPWidth, iSPHeight; |
---|
1170 | |
---|
1171 | pcCU->getSPPara(iWidth, iHeight, iNumSP, iNumSPInOneLine, iSPWidth, iSPHeight); |
---|
1172 | |
---|
1173 | UInt uiW[256], uiH[256]; |
---|
1174 | UInt uiSPAddr[256]; |
---|
1175 | |
---|
1176 | xGetSubPUAddrAndMerge(pcCU, uiPartAddr, iSPWidth, iSPHeight, iNumSPInOneLine, iNumSP, uiW, uiH, uiSPAddr); |
---|
1177 | |
---|
1178 | //MC |
---|
1179 | for (Int i = 0; i < iNumSP; i++) |
---|
1180 | { |
---|
1181 | if (uiW[i]==0 || uiH[i]==0) |
---|
1182 | { |
---|
1183 | continue; |
---|
1184 | } |
---|
1185 | if( xCheckIdenticalMotion( pcCU, uiSPAddr[i] )) |
---|
1186 | { |
---|
1187 | xPredInterUni (pcCU, uiSPAddr[i], uiW[i], uiH[i], REF_PIC_LIST_0, pcYuvPred ); |
---|
1188 | } |
---|
1189 | else |
---|
1190 | { |
---|
1191 | xPredInterBi (pcCU, uiSPAddr[i], uiW[i], uiH[i], pcYuvPred); |
---|
1192 | } |
---|
1193 | } |
---|
1194 | } |
---|
1195 | else |
---|
1196 | { |
---|
1197 | #endif |
---|
1198 | if ( xCheckIdenticalMotion( pcCU, uiPartAddr ) ) |
---|
1199 | { |
---|
1200 | xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred ); |
---|
1201 | } |
---|
1202 | else |
---|
1203 | { |
---|
1204 | xPredInterBi (pcCU, uiPartAddr, iWidth, iHeight, pcYuvPred ); |
---|
1205 | } |
---|
1206 | #if NH_3D_SPIVMP |
---|
1207 | } |
---|
1208 | #endif |
---|
1209 | } |
---|
1210 | #if NH_3D_VSP |
---|
1211 | } |
---|
1212 | else |
---|
1213 | { |
---|
1214 | if ( xCheckIdenticalMotion( pcCU, uiPartAddr ) ) |
---|
1215 | { |
---|
1216 | xPredInterUniVSP( pcCU, uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred ); |
---|
1217 | } |
---|
1218 | else |
---|
1219 | { |
---|
1220 | xPredInterBiVSP ( pcCU, uiPartAddr, iWidth, iHeight, pcYuvPred ); |
---|
1221 | } |
---|
1222 | } |
---|
1223 | #endif |
---|
1224 | return; |
---|
1225 | } |
---|
1226 | |
---|
1227 | for ( iPartIdx = 0; iPartIdx < pcCU->getNumPartitions(); iPartIdx++ ) |
---|
1228 | { |
---|
1229 | pcCU->getPartIndexAndSize( iPartIdx, uiPartAddr, iWidth, iHeight ); |
---|
1230 | |
---|
1231 | #if NH_3D_VSP |
---|
1232 | if ( pcCU->getVSPFlag(uiPartAddr) == 0 ) |
---|
1233 | { |
---|
1234 | #endif |
---|
1235 | if ( eRefPicList != REF_PIC_LIST_X ) |
---|
1236 | { |
---|
1237 | if( pcCU->getSlice()->getPPS()->getUseWP()) |
---|
1238 | { |
---|
1239 | xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred, true ); |
---|
1240 | } |
---|
1241 | else |
---|
1242 | { |
---|
1243 | xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred ); |
---|
1244 | } |
---|
1245 | if ( pcCU->getSlice()->getPPS()->getUseWP() ) |
---|
1246 | { |
---|
1247 | xWeightedPredictionUni( pcCU, pcYuvPred, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred ); |
---|
1248 | } |
---|
1249 | } |
---|
1250 | else |
---|
1251 | { |
---|
1252 | #if NH_3D_SPIVMP |
---|
1253 | if (pcCU->getSPIVMPFlag(uiPartAddr)!=0) |
---|
1254 | { |
---|
1255 | Int iNumSPInOneLine, iNumSP, iSPWidth, iSPHeight; |
---|
1256 | |
---|
1257 | pcCU->getSPPara(iWidth, iHeight, iNumSP, iNumSPInOneLine, iSPWidth, iSPHeight); |
---|
1258 | |
---|
1259 | UInt uiW[256], uiH[256]; |
---|
1260 | UInt uiSPAddr[256]; |
---|
1261 | |
---|
1262 | xGetSubPUAddrAndMerge(pcCU, uiPartAddr, iSPWidth, iSPHeight, iNumSPInOneLine, iNumSP, uiW, uiH, uiSPAddr); |
---|
1263 | //MC |
---|
1264 | for (Int i = 0; i < iNumSP; i++) |
---|
1265 | { |
---|
1266 | if (uiW[i]==0 || uiH[i]==0) |
---|
1267 | { |
---|
1268 | continue; |
---|
1269 | } |
---|
1270 | if( xCheckIdenticalMotion( pcCU, uiSPAddr[i] )) |
---|
1271 | { |
---|
1272 | xPredInterUni (pcCU, uiSPAddr[i], uiW[i], uiH[i], REF_PIC_LIST_0, pcYuvPred ); |
---|
1273 | } |
---|
1274 | else |
---|
1275 | { |
---|
1276 | xPredInterBi (pcCU, uiSPAddr[i], uiW[i], uiH[i], pcYuvPred); |
---|
1277 | } |
---|
1278 | } |
---|
1279 | } |
---|
1280 | else |
---|
1281 | { |
---|
1282 | #endif |
---|
1283 | if ( xCheckIdenticalMotion( pcCU, uiPartAddr ) ) |
---|
1284 | { |
---|
1285 | xPredInterUni (pcCU, uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred ); |
---|
1286 | } |
---|
1287 | else |
---|
1288 | { |
---|
1289 | xPredInterBi (pcCU, uiPartAddr, iWidth, iHeight, pcYuvPred ); |
---|
1290 | } |
---|
1291 | #if NH_3D_SPIVMP |
---|
1292 | } |
---|
1293 | #endif |
---|
1294 | } |
---|
1295 | #if NH_3D_VSP |
---|
1296 | } |
---|
1297 | else |
---|
1298 | { |
---|
1299 | if ( xCheckIdenticalMotion( pcCU, uiPartAddr ) ) |
---|
1300 | { |
---|
1301 | xPredInterUniVSP( pcCU, uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred ); |
---|
1302 | } |
---|
1303 | else |
---|
1304 | { |
---|
1305 | xPredInterBiVSP ( pcCU, uiPartAddr, iWidth, iHeight, pcYuvPred ); |
---|
1306 | } |
---|
1307 | } |
---|
1308 | #endif |
---|
1309 | } |
---|
1310 | return; |
---|
1311 | } |
---|
1312 | |
---|
1313 | Void TComPrediction::xPredInterUni ( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv* pcYuvPred, Bool bi ) |
---|
1314 | { |
---|
1315 | Int iRefIdx = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr ); assert (iRefIdx >= 0); |
---|
1316 | TComMv cMv = pcCU->getCUMvField( eRefPicList )->getMv( uiPartAddr ); |
---|
1317 | pcCU->clipMv(cMv); |
---|
1318 | |
---|
1319 | #if ENC_DEC_TRACE && H_MV_ENC_DEC_TRAC |
---|
1320 | if ( g_traceMotionInfoBeforUniPred ) |
---|
1321 | { |
---|
1322 | std::cout << "RefPic POC : " << pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPOC() << std::endl; |
---|
1323 | std::cout << "RefPic Layer Id: " << pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getLayerId() << std::endl; |
---|
1324 | std::cout << "RefIdx : " << iRefIdx << std::endl; |
---|
1325 | std::cout << "RefPIcList : " << eRefPicList << std::endl; |
---|
1326 | } |
---|
1327 | #endif |
---|
1328 | |
---|
1329 | #if NH_MV |
---|
1330 | pcCU->checkMvVertRest(cMv, eRefPicList, iRefIdx ); |
---|
1331 | #endif |
---|
1332 | #if NH_3D_ARP |
---|
1333 | if( pcCU->getARPW( uiPartAddr ) > 0 ) |
---|
1334 | { |
---|
1335 | if( pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPOC()== pcCU->getSlice()->getPOC() ) |
---|
1336 | { |
---|
1337 | xPredInterUniARPviewRef( pcCU , uiPartAddr , iWidth , iHeight , eRefPicList , pcYuvPred , bi ); |
---|
1338 | } |
---|
1339 | else |
---|
1340 | { |
---|
1341 | xPredInterUniARP( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcYuvPred, bi ); |
---|
1342 | } |
---|
1343 | } |
---|
1344 | else |
---|
1345 | { |
---|
1346 | #endif |
---|
1347 | |
---|
1348 | for (UInt comp=COMPONENT_Y; comp<pcYuvPred->getNumberValidComponents(); comp++) |
---|
1349 | { |
---|
1350 | const ComponentID compID=ComponentID(comp); |
---|
1351 | #if NH_3D_IC |
---|
1352 | Bool bICFlag = pcCU->getICFlag( uiPartAddr ) && ( pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getViewIndex() != pcCU->getSlice()->getViewIndex() ) && ( isLuma(compID) || (iWidth > 8) ); |
---|
1353 | xPredInterBlk(compID, pcCU, pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPicYuvRec(), uiPartAddr, &cMv, iWidth, iHeight, pcYuvPred, bi, pcCU->getSlice()->getSPS()->getBitDepth(toChannelType(compID)) |
---|
1354 | #if NH_3D_ARP |
---|
1355 | , false |
---|
1356 | #endif |
---|
1357 | , bICFlag ); |
---|
1358 | #else |
---|
1359 | xPredInterBlk (compID, pcCU, pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPicYuvRec(), uiPartAddr, &cMv, iWidth, iHeight, pcYuvPred, bi, pcCU->getSlice()->getSPS()->getBitDepth(toChannelType(compID)) ); |
---|
1360 | #endif |
---|
1361 | } |
---|
1362 | #if NH_3D_ARP |
---|
1363 | } |
---|
1364 | #endif |
---|
1365 | } |
---|
1366 | |
---|
1367 | #if NH_3D_VSP |
---|
1368 | Void TComPrediction::xPredInterUniVSP( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi ) |
---|
1369 | { |
---|
1370 | Int vspSize = pcCU->getVSPFlag( uiPartAddr ) >> 1; |
---|
1371 | |
---|
1372 | Int widthSubPU, heightSubPU; |
---|
1373 | if (vspSize) |
---|
1374 | { |
---|
1375 | widthSubPU = 8; |
---|
1376 | heightSubPU = 4; |
---|
1377 | } |
---|
1378 | else |
---|
1379 | { |
---|
1380 | widthSubPU = 4; |
---|
1381 | heightSubPU = 8; |
---|
1382 | } |
---|
1383 | xPredInterUniSubPU( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, rpcYuvPred, bi, widthSubPU, heightSubPU ); |
---|
1384 | } |
---|
1385 | |
---|
1386 | Void TComPrediction::xPredInterUniSubPU( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi, Int widthSubPU, Int heightSubPU ) |
---|
1387 | { |
---|
1388 | UInt numPartsInLine = pcCU->getPic()->getNumPartInCtuWidth(); |
---|
1389 | UInt horiNumPartsInSubPU = widthSubPU >> 2; |
---|
1390 | UInt vertNumPartsInSubPU = (heightSubPU >> 2) * numPartsInLine; |
---|
1391 | |
---|
1392 | UInt partAddrRasterLine = g_auiZscanToRaster[ uiPartAddr ]; |
---|
1393 | |
---|
1394 | for( Int posY=0; posY<iHeight; posY+=heightSubPU, partAddrRasterLine+=vertNumPartsInSubPU ) |
---|
1395 | { |
---|
1396 | UInt partAddrRasterSubPU = partAddrRasterLine; |
---|
1397 | for( Int posX=0; posX<iWidth; posX+=widthSubPU, partAddrRasterSubPU+=horiNumPartsInSubPU ) |
---|
1398 | { |
---|
1399 | UInt partAddrSubPU = g_auiRasterToZscan[ partAddrRasterSubPU ]; |
---|
1400 | Int refIdx = pcCU->getCUMvField( eRefPicList )->getRefIdx( partAddrSubPU ); assert (refIdx >= 0); |
---|
1401 | TComMv cMv = pcCU->getCUMvField( eRefPicList )->getMv( partAddrSubPU ); |
---|
1402 | pcCU->clipMv(cMv); |
---|
1403 | |
---|
1404 | xPredInterBlk( COMPONENT_Y, pcCU, pcCU->getSlice()->getRefPic( eRefPicList, refIdx )->getPicYuvRec(), partAddrSubPU, &cMv, widthSubPU, heightSubPU, rpcYuvPred, bi, pcCU->getSlice()->getSPS()->getBitDepth(CHANNEL_TYPE_LUMA) ); |
---|
1405 | xPredInterBlk( COMPONENT_Cb, pcCU, pcCU->getSlice()->getRefPic( eRefPicList, refIdx )->getPicYuvRec(), partAddrSubPU, &cMv, widthSubPU, heightSubPU, rpcYuvPred, bi, pcCU->getSlice()->getSPS()->getBitDepth(CHANNEL_TYPE_CHROMA) ); |
---|
1406 | xPredInterBlk( COMPONENT_Cr, pcCU, pcCU->getSlice()->getRefPic( eRefPicList, refIdx )->getPicYuvRec(), partAddrSubPU, &cMv, widthSubPU, heightSubPU, rpcYuvPred, bi, pcCU->getSlice()->getSPS()->getBitDepth(CHANNEL_TYPE_CHROMA) ); |
---|
1407 | } |
---|
1408 | } |
---|
1409 | } |
---|
1410 | #endif |
---|
1411 | |
---|
1412 | #if NH_3D_ARP |
---|
1413 | //temporal ARP |
---|
1414 | Void TComPrediction::xPredInterUniARP( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi ) |
---|
1415 | { |
---|
1416 | Int iRefIdx = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr ); |
---|
1417 | TComMv cMv = pcCU->getCUMvField( eRefPicList )->getMv( uiPartAddr ); |
---|
1418 | Bool bTobeScaled = false; |
---|
1419 | TComPic* pcPicYuvBaseCol = NULL; |
---|
1420 | TComPic* pcPicYuvBaseRef = NULL; |
---|
1421 | |
---|
1422 | #if NH_3D_NBDV |
---|
1423 | DisInfo cDistparity; |
---|
1424 | cDistparity.m_acNBDV = pcCU->getDvInfo(0).m_acNBDV; |
---|
1425 | cDistparity.m_aVIdxCan = pcCU->getDvInfo(uiPartAddr).m_aVIdxCan; |
---|
1426 | #else |
---|
1427 | assert(0); // ARP can be applied only when a DV is available |
---|
1428 | #endif |
---|
1429 | UChar dW = pcCU->getARPW ( uiPartAddr ); |
---|
1430 | |
---|
1431 | Int arpRefIdx = pcCU->getSlice()->getFirstTRefIdx(eRefPicList); |
---|
1432 | if (arpRefIdx < 0 || !pcCU->getSlice()->getArpRefPicAvailable( eRefPicList, cDistparity.m_aVIdxCan)) |
---|
1433 | { |
---|
1434 | dW = 0; |
---|
1435 | bTobeScaled = false; |
---|
1436 | } |
---|
1437 | else |
---|
1438 | { |
---|
1439 | if( arpRefIdx != iRefIdx ) |
---|
1440 | { |
---|
1441 | bTobeScaled = true; |
---|
1442 | } |
---|
1443 | pcPicYuvBaseCol = pcCU->getSlice()->getBaseViewRefPic( pcCU->getSlice()->getPOC(), cDistparity.m_aVIdxCan ); |
---|
1444 | pcPicYuvBaseRef = pcCU->getSlice()->getBaseViewRefPic( pcCU->getSlice()->getRefPic( eRefPicList, arpRefIdx )->getPOC(), cDistparity.m_aVIdxCan ); |
---|
1445 | } |
---|
1446 | |
---|
1447 | if(bTobeScaled) |
---|
1448 | { |
---|
1449 | Int iCurrPOC = pcCU->getSlice()->getPOC(); |
---|
1450 | Int iColRefPOC = pcCU->getSlice()->getRefPOC( eRefPicList, iRefIdx ); |
---|
1451 | Int iCurrRefPOC = pcCU->getSlice()->getRefPOC( eRefPicList, arpRefIdx ); |
---|
1452 | Int iScale = pcCU-> xGetDistScaleFactor(iCurrPOC, iCurrRefPOC, iCurrPOC, iColRefPOC); |
---|
1453 | if ( iScale != 4096 ) |
---|
1454 | { |
---|
1455 | cMv = cMv.scaleMv( iScale ); |
---|
1456 | } |
---|
1457 | iRefIdx = arpRefIdx; |
---|
1458 | } |
---|
1459 | |
---|
1460 | pcCU->clipMv(cMv); |
---|
1461 | TComPicYuv* pcPicYuvRef = pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx )->getPicYuvRec(); |
---|
1462 | |
---|
1463 | for (UInt comp=COMPONENT_Y; comp< rpcYuvPred->getNumberValidComponents(); comp++) |
---|
1464 | { |
---|
1465 | const ComponentID compID=ComponentID(comp); |
---|
1466 | xPredInterBlk ( compID, pcCU, pcPicYuvRef, uiPartAddr, &cMv, iWidth, iHeight, rpcYuvPred, bi || ( dW > 0 ), pcCU->getSlice()->getSPS()->getBitDepth(toChannelType(compID)), true ); |
---|
1467 | } |
---|
1468 | |
---|
1469 | if( dW > 0 ) |
---|
1470 | { |
---|
1471 | TComYuv * pYuvB0 = &m_acYuvPredBase[0]; |
---|
1472 | TComYuv * pYuvB1 = &m_acYuvPredBase[1]; |
---|
1473 | |
---|
1474 | TComMv cMVwithDisparity = cMv + cDistparity.m_acNBDV; |
---|
1475 | pcCU->clipMv(cMVwithDisparity); |
---|
1476 | if (iWidth <= 8) |
---|
1477 | { |
---|
1478 | pYuvB0->clear(); pYuvB1->clear(); |
---|
1479 | } |
---|
1480 | TComMv cNBDV = cDistparity.m_acNBDV; |
---|
1481 | pcCU->clipMv( cNBDV ); |
---|
1482 | |
---|
1483 | TComPicYuv* pcPicYuvBaseColRec = pcPicYuvBaseCol->getPicYuvRec(); |
---|
1484 | TComPicYuv* pcPicYuvBaseRefRec = pcPicYuvBaseRef->getPicYuvRec(); |
---|
1485 | |
---|
1486 | UInt uiCompNum = ( iWidth > 8 ) ? 3: 1; |
---|
1487 | for (UInt comp=COMPONENT_Y; comp< uiCompNum; comp++) |
---|
1488 | { |
---|
1489 | const ComponentID compID=ComponentID(comp); |
---|
1490 | xPredInterBlk ( compID, pcCU, pcPicYuvBaseColRec, uiPartAddr, &cNBDV, iWidth, iHeight, pYuvB0, true, pcCU->getSlice()->getSPS()->getBitDepth(toChannelType(compID)), true ); |
---|
1491 | xPredInterBlk ( compID, pcCU, pcPicYuvBaseRefRec, uiPartAddr, &cMVwithDisparity, iWidth, iHeight, pYuvB1, true, pcCU->getSlice()->getSPS()->getBitDepth(toChannelType(compID)), true ); |
---|
1492 | } |
---|
1493 | |
---|
1494 | pYuvB0->subtractARP( pYuvB0 , pYuvB1 , uiPartAddr , iWidth , iHeight ); |
---|
1495 | |
---|
1496 | if( 2 == dW ) |
---|
1497 | { |
---|
1498 | pYuvB0->multiplyARP( uiPartAddr , iWidth , iHeight , dW ); |
---|
1499 | } |
---|
1500 | rpcYuvPred->addARP( rpcYuvPred , pYuvB0 , uiPartAddr , iWidth , iHeight , !bi, pcCU->getSlice()->getSPS()->getBitDepths() ); |
---|
1501 | } |
---|
1502 | } |
---|
1503 | |
---|
1504 | Bool TComPrediction::xCheckBiInterviewARP( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eBaseRefPicList, TComPic*& pcPicYuvCurrTRef, TComMv& cBaseTMV, Int& iCurrTRefPoc ) |
---|
1505 | { |
---|
1506 | Int iRefIdx = pcCU->getCUMvField( eBaseRefPicList )->getRefIdx( uiPartAddr ); |
---|
1507 | TComMv cDMv = pcCU->getCUMvField( eBaseRefPicList )->getMv( uiPartAddr ); |
---|
1508 | TComPic* pcPicYuvBaseCol = pcCU->getSlice()->getRefPic( eBaseRefPicList, iRefIdx ); |
---|
1509 | Int irefPUX = pcCU->getCUPelX() + g_auiRasterToPelX[g_auiZscanToRaster[uiPartAddr]] + iWidth/2 + ((cDMv.getHor() + 2)>>2); |
---|
1510 | Int irefPUY = pcCU->getCUPelY() + g_auiRasterToPelY[g_auiZscanToRaster[uiPartAddr]] + iHeight/2 + ((cDMv.getVer() + 2)>>2); |
---|
1511 | |
---|
1512 | irefPUX = (Int)Clip3<Int>(0, pcCU->getSlice()->getSPS()-> getPicWidthInLumaSamples()-1, irefPUX); |
---|
1513 | irefPUY = (Int)Clip3<Int>(0, pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples()-1, irefPUY); |
---|
1514 | |
---|
1515 | Int uiLCUAddr,uiAbsPartAddr; |
---|
1516 | pcPicYuvBaseCol->getCUAddrAndPartIdx( irefPUX, irefPUY, uiLCUAddr, uiAbsPartAddr); |
---|
1517 | TComDataCU *pColCU = pcPicYuvBaseCol->getCtu( uiLCUAddr ); |
---|
1518 | |
---|
1519 | TComPic* pcPicYuvBaseTRef = NULL; |
---|
1520 | pcPicYuvCurrTRef = NULL; |
---|
1521 | |
---|
1522 | //If there is available motion in base reference list, use it |
---|
1523 | if(!pColCU->isIntra(uiAbsPartAddr)) |
---|
1524 | { |
---|
1525 | for(Int iList = 0; iList < (pColCU->getSlice()->isInterB() ? 2: 1); iList ++) |
---|
1526 | { |
---|
1527 | RefPicList eRefPicListCurr = RefPicList(iList); |
---|
1528 | Int iRef = pColCU->getCUMvField(eRefPicListCurr)->getRefIdx(uiAbsPartAddr); |
---|
1529 | if( iRef != -1) |
---|
1530 | { |
---|
1531 | pcPicYuvBaseTRef = pColCU->getSlice()->getRefPic(eRefPicListCurr, iRef); |
---|
1532 | Int iCurrPOC = pColCU->getSlice()->getPOC(); |
---|
1533 | Int iCurrRefPOC = pcPicYuvBaseTRef->getPOC(); |
---|
1534 | Int iCurrRef = pcCU->getSlice()->getFirstTRefIdx(eRefPicListCurr); |
---|
1535 | |
---|
1536 | if( iCurrRef >= 0 && iCurrPOC != iCurrRefPOC) |
---|
1537 | { |
---|
1538 | pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic(eRefPicListCurr,iCurrRef); |
---|
1539 | Int iTargetPOC = pcPicYuvCurrTRef->getPOC(); |
---|
1540 | pcPicYuvBaseTRef = pcCU->getSlice()->getBaseViewRefPic(iTargetPOC, pcPicYuvBaseCol->getViewIndex() ); |
---|
1541 | if(pcPicYuvBaseTRef) |
---|
1542 | { |
---|
1543 | cBaseTMV = pColCU->getCUMvField(eRefPicListCurr)->getMv(uiAbsPartAddr); |
---|
1544 | Int iScale = pcCU-> xGetDistScaleFactor(iCurrPOC, iTargetPOC, iCurrPOC, iCurrRefPOC); |
---|
1545 | if ( iScale != 4096 ) |
---|
1546 | { |
---|
1547 | cBaseTMV = cBaseTMV.scaleMv( iScale ); |
---|
1548 | } |
---|
1549 | iCurrTRefPoc = iTargetPOC; |
---|
1550 | return true; |
---|
1551 | } |
---|
1552 | } |
---|
1553 | } |
---|
1554 | } |
---|
1555 | } |
---|
1556 | |
---|
1557 | //If there is no available motion in base reference list, use ( 0, 0 ) |
---|
1558 | if( pcCU->getSlice()->getFirstTRefIdx( eBaseRefPicList ) >= 0 ) |
---|
1559 | { |
---|
1560 | cBaseTMV.set( 0, 0 ); |
---|
1561 | pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic( eBaseRefPicList, pcCU->getSlice()->getFirstTRefIdx( eBaseRefPicList ) ); |
---|
1562 | iCurrTRefPoc = pcPicYuvCurrTRef->getPOC(); |
---|
1563 | return true; |
---|
1564 | } |
---|
1565 | |
---|
1566 | return false; |
---|
1567 | } |
---|
1568 | |
---|
1569 | //inter-view ARP |
---|
1570 | Void TComPrediction::xPredInterUniARPviewRef( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, RefPicList eRefPicList, TComYuv*& rpcYuvPred, Bool bi ) |
---|
1571 | { |
---|
1572 | Int iRefIdx = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr ); |
---|
1573 | TComMv cDMv = pcCU->getCUMvField( eRefPicList )->getMv( uiPartAddr ); |
---|
1574 | TComMv cTempDMv = cDMv; |
---|
1575 | UChar dW = pcCU->getARPW ( uiPartAddr ); |
---|
1576 | |
---|
1577 | TComPic* pcPicYuvBaseTRef = NULL; |
---|
1578 | TComPic* pcPicYuvCurrTRef = NULL; |
---|
1579 | TComPic* pcPicYuvBaseCol = pcCU->getSlice()->getRefPic( eRefPicList, iRefIdx ); |
---|
1580 | TComPicYuv* pcYuvBaseCol = pcPicYuvBaseCol->getPicYuvRec(); |
---|
1581 | Bool bTMVAvai = false; |
---|
1582 | TComMv cBaseTMV; |
---|
1583 | |
---|
1584 | pcCU->clipMv(cTempDMv); |
---|
1585 | |
---|
1586 | Int irefPUX = pcCU->getCUPelX() + g_auiRasterToPelX[g_auiZscanToRaster[uiPartAddr]] + iWidth/2 + ((cDMv.getHor() + 2)>>2); |
---|
1587 | Int irefPUY = pcCU->getCUPelY() + g_auiRasterToPelY[g_auiZscanToRaster[uiPartAddr]] + iHeight/2 + ((cDMv.getVer() + 2)>>2); |
---|
1588 | |
---|
1589 | irefPUX = (Int)Clip3<Int>(0, pcCU->getSlice()->getSPS()-> getPicWidthInLumaSamples()-1, irefPUX); |
---|
1590 | irefPUY = (Int)Clip3<Int>(0, pcCU->getSlice()->getSPS()->getPicHeightInLumaSamples()-1, irefPUY); |
---|
1591 | |
---|
1592 | Int uiLCUAddr,uiAbsPartAddr; |
---|
1593 | pcPicYuvBaseCol->getCUAddrAndPartIdx( irefPUX, irefPUY, uiLCUAddr, uiAbsPartAddr); |
---|
1594 | TComDataCU *pColCU = pcPicYuvBaseCol->getCtu( uiLCUAddr ); |
---|
1595 | if( pcCU->getSlice()->isInterB() && !pcCU->getSlice()->getIsDepth() ) |
---|
1596 | { |
---|
1597 | RefPicList eOtherRefList = ( eRefPicList == REF_PIC_LIST_0 ) ? REF_PIC_LIST_1 : REF_PIC_LIST_0; |
---|
1598 | Int iOtherRefIdx = pcCU->getCUMvField( eOtherRefList )->getRefIdx( uiPartAddr ); |
---|
1599 | //The other prediction direction is temporal ARP |
---|
1600 | if( iOtherRefIdx >= 0 && pcCU->getSlice()->getViewIndex() == pcCU->getSlice()->getRefPic( eOtherRefList, iOtherRefIdx )->getViewIndex() ) |
---|
1601 | { |
---|
1602 | bTMVAvai = true; |
---|
1603 | pcPicYuvBaseTRef = pcCU->getSlice()->getRefPic( eOtherRefList, iOtherRefIdx ); |
---|
1604 | Int iCurrPOC = pcCU->getSlice()->getPOC(); |
---|
1605 | Int iCurrRefPOC = pcPicYuvBaseTRef->getPOC(); |
---|
1606 | Int iCurrRef = pcCU->getSlice()->getFirstTRefIdx( eOtherRefList ); |
---|
1607 | |
---|
1608 | if( iCurrRef >= 0 ) |
---|
1609 | { |
---|
1610 | pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic( eOtherRefList,iCurrRef ); |
---|
1611 | Int iTargetPOC = pcPicYuvCurrTRef->getPOC(); |
---|
1612 | pcPicYuvBaseTRef = pcCU->getSlice()->getBaseViewRefPic( iTargetPOC, pcPicYuvBaseCol->getViewIndex() ); |
---|
1613 | if( pcPicYuvBaseTRef ) |
---|
1614 | { |
---|
1615 | cBaseTMV = pcCU->getCUMvField( eOtherRefList )->getMv( uiPartAddr ); |
---|
1616 | Int iScale = pcCU-> xGetDistScaleFactor( iCurrPOC, iTargetPOC, iCurrPOC, iCurrRefPOC ); |
---|
1617 | if ( iScale != 4096 ) |
---|
1618 | { |
---|
1619 | cBaseTMV = cBaseTMV.scaleMv( iScale ); |
---|
1620 | } |
---|
1621 | } |
---|
1622 | else |
---|
1623 | { |
---|
1624 | dW = 0; |
---|
1625 | } |
---|
1626 | } |
---|
1627 | else |
---|
1628 | { |
---|
1629 | dW = 0; |
---|
1630 | } |
---|
1631 | } |
---|
1632 | |
---|
1633 | //Both prediction directions are inter-view ARP |
---|
1634 | if ( iOtherRefIdx >= 0 && !bTMVAvai ) |
---|
1635 | { |
---|
1636 | RefPicList eBaseList = REF_PIC_LIST_0; |
---|
1637 | Int iCurrTRefPoc; |
---|
1638 | bTMVAvai = ( eBaseList != eRefPicList ) && ( pcCU->getSlice()->getViewIndex() != pcCU->getSlice()->getRefPic( eOtherRefList, iOtherRefIdx )->getViewIndex() ); |
---|
1639 | |
---|
1640 | if ( bTMVAvai ) |
---|
1641 | { |
---|
1642 | if( xCheckBiInterviewARP( pcCU, uiPartAddr, iWidth, iHeight, eBaseList, pcPicYuvCurrTRef, cBaseTMV, iCurrTRefPoc ) ) |
---|
1643 | { |
---|
1644 | pcPicYuvBaseTRef = pcCU->getSlice()->getBaseViewRefPic( iCurrTRefPoc, pcPicYuvBaseCol->getViewIndex() ); |
---|
1645 | if ( pcPicYuvBaseTRef == NULL ) |
---|
1646 | { |
---|
1647 | dW = 0; |
---|
1648 | } |
---|
1649 | } |
---|
1650 | else |
---|
1651 | { |
---|
1652 | dW = 0; |
---|
1653 | } |
---|
1654 | } |
---|
1655 | } |
---|
1656 | } |
---|
1657 | |
---|
1658 | if( !pColCU->isIntra( uiAbsPartAddr ) && !bTMVAvai ) |
---|
1659 | { |
---|
1660 | TComMvField puMVField; |
---|
1661 | for(Int iList = 0; iList < (pColCU->getSlice()->isInterB() ? 2: 1) && !bTMVAvai; iList ++) |
---|
1662 | { |
---|
1663 | RefPicList eRefPicListCurr = RefPicList(iList); |
---|
1664 | Int iRef = pColCU->getCUMvField(eRefPicListCurr)->getRefIdx(uiAbsPartAddr); |
---|
1665 | if( iRef != -1 && pcCU->getSlice()->getArpRefPicAvailable( eRefPicListCurr, pcPicYuvBaseCol->getViewIndex())) |
---|
1666 | { |
---|
1667 | pcPicYuvBaseTRef = pColCU->getSlice()->getRefPic(eRefPicListCurr, iRef); |
---|
1668 | Int iCurrPOC = pColCU->getSlice()->getPOC(); |
---|
1669 | Int iCurrRefPOC = pcPicYuvBaseTRef->getPOC(); |
---|
1670 | Int iCurrRef = pcCU->getSlice()->getFirstTRefIdx(eRefPicListCurr); |
---|
1671 | if (iCurrRef >= 0 && iCurrRefPOC != iCurrPOC) |
---|
1672 | { |
---|
1673 | pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic(eRefPicListCurr,iCurrRef); |
---|
1674 | Int iTargetPOC = pcPicYuvCurrTRef->getPOC(); |
---|
1675 | { |
---|
1676 | pcPicYuvBaseTRef = pcCU->getSlice()->getBaseViewRefPic(iTargetPOC, pcPicYuvBaseCol->getViewIndex() ); |
---|
1677 | if(pcPicYuvBaseTRef) |
---|
1678 | { |
---|
1679 | cBaseTMV = pColCU->getCUMvField(eRefPicListCurr)->getMv(uiAbsPartAddr); |
---|
1680 | Int iScale = pcCU-> xGetDistScaleFactor(iCurrPOC, iTargetPOC, iCurrPOC, iCurrRefPOC); |
---|
1681 | if ( iScale != 4096 ) |
---|
1682 | cBaseTMV = cBaseTMV.scaleMv( iScale ); |
---|
1683 | bTMVAvai = true; |
---|
1684 | break; |
---|
1685 | } |
---|
1686 | } |
---|
1687 | } |
---|
1688 | } |
---|
1689 | } |
---|
1690 | } |
---|
1691 | if (bTMVAvai == false) |
---|
1692 | { |
---|
1693 | bTMVAvai = true; |
---|
1694 | cBaseTMV.set(0, 0); |
---|
1695 | pcPicYuvBaseTRef = pColCU->getSlice()->getRefPic(eRefPicList, pcCU->getSlice()->getFirstTRefIdx(eRefPicList)); |
---|
1696 | pcPicYuvCurrTRef = pcCU->getSlice()->getRefPic (eRefPicList, pcCU->getSlice()->getFirstTRefIdx(eRefPicList)); |
---|
1697 | } |
---|
1698 | |
---|
1699 | for (UInt comp=COMPONENT_Y; comp< rpcYuvPred->getNumberValidComponents(); comp++) |
---|
1700 | { |
---|
1701 | const ComponentID compID=ComponentID(comp); |
---|
1702 | xPredInterBlk ( compID, pcCU, pcYuvBaseCol, uiPartAddr, &cTempDMv, iWidth, iHeight, rpcYuvPred, bi || ( dW > 0 && bTMVAvai ), pcCU->getSlice()->getSPS()->getBitDepth(toChannelType(compID)), bTMVAvai ); |
---|
1703 | } |
---|
1704 | |
---|
1705 | if( dW > 0 ) |
---|
1706 | { |
---|
1707 | assert ( bTMVAvai ); |
---|
1708 | TComYuv* pYuvCurrTRef = &m_acYuvPredBase[0]; |
---|
1709 | TComYuv* pYuvBaseTRef = &m_acYuvPredBase[1]; |
---|
1710 | TComPicYuv* pcYuvCurrTref = pcPicYuvCurrTRef->getPicYuvRec(); |
---|
1711 | TComPicYuv* pcYuvBaseTref = pcPicYuvBaseTRef->getPicYuvRec(); |
---|
1712 | TComMv cTempMv = cDMv + cBaseTMV; |
---|
1713 | |
---|
1714 | pcCU->clipMv(cBaseTMV); |
---|
1715 | pcCU->clipMv(cTempMv); |
---|
1716 | |
---|
1717 | if (iWidth <= 8) |
---|
1718 | { |
---|
1719 | pYuvCurrTRef->clear(); pYuvBaseTRef->clear(); |
---|
1720 | } |
---|
1721 | |
---|
1722 | UInt uiCompNum = ( iWidth > 8 ) ? 3: 1; |
---|
1723 | for (UInt comp=COMPONENT_Y; comp< uiCompNum; comp++) |
---|
1724 | { |
---|
1725 | const ComponentID compID=ComponentID(comp); |
---|
1726 | xPredInterBlk ( compID, pcCU, pcYuvCurrTref, uiPartAddr, &cBaseTMV, iWidth, iHeight, pYuvCurrTRef, true, pcCU->getSlice()->getSPS()->getBitDepth(toChannelType(compID)), true ); |
---|
1727 | xPredInterBlk ( compID, pcCU, pcYuvBaseTref, uiPartAddr, &cTempMv, iWidth, iHeight, pYuvBaseTRef, true, pcCU->getSlice()->getSPS()->getBitDepth(toChannelType(compID)), true ); |
---|
1728 | } |
---|
1729 | |
---|
1730 | pYuvCurrTRef->subtractARP( pYuvCurrTRef , pYuvBaseTRef , uiPartAddr , iWidth , iHeight ); |
---|
1731 | if(dW == 2) |
---|
1732 | { |
---|
1733 | pYuvCurrTRef->multiplyARP( uiPartAddr , iWidth , iHeight , dW ); |
---|
1734 | } |
---|
1735 | rpcYuvPred->addARP( rpcYuvPred , pYuvCurrTRef , uiPartAddr , iWidth , iHeight , !bi, pcCU->getSlice()->getSPS()->getBitDepths() ); |
---|
1736 | } |
---|
1737 | } |
---|
1738 | #endif |
---|
1739 | |
---|
1740 | Void TComPrediction::xPredInterBi ( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, TComYuv* pcYuvPred ) |
---|
1741 | { |
---|
1742 | TComYuv* pcMbYuv; |
---|
1743 | Int iRefIdx[NUM_REF_PIC_LIST_01] = {-1, -1}; |
---|
1744 | |
---|
1745 | for ( UInt refList = 0; refList < NUM_REF_PIC_LIST_01; refList++ ) |
---|
1746 | { |
---|
1747 | RefPicList eRefPicList = (refList ? REF_PIC_LIST_1 : REF_PIC_LIST_0); |
---|
1748 | iRefIdx[refList] = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr ); |
---|
1749 | |
---|
1750 | if ( iRefIdx[refList] < 0 ) |
---|
1751 | { |
---|
1752 | continue; |
---|
1753 | } |
---|
1754 | |
---|
1755 | assert( iRefIdx[refList] < pcCU->getSlice()->getNumRefIdx(eRefPicList) ); |
---|
1756 | |
---|
1757 | pcMbYuv = &m_acYuvPred[refList]; |
---|
1758 | if( pcCU->getCUMvField( REF_PIC_LIST_0 )->getRefIdx( uiPartAddr ) >= 0 && pcCU->getCUMvField( REF_PIC_LIST_1 )->getRefIdx( uiPartAddr ) >= 0 ) |
---|
1759 | { |
---|
1760 | xPredInterUni ( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcMbYuv, true ); |
---|
1761 | } |
---|
1762 | else |
---|
1763 | { |
---|
1764 | if ( ( pcCU->getSlice()->getPPS()->getUseWP() && pcCU->getSlice()->getSliceType() == P_SLICE ) || |
---|
1765 | ( pcCU->getSlice()->getPPS()->getWPBiPred() && pcCU->getSlice()->getSliceType() == B_SLICE ) ) |
---|
1766 | { |
---|
1767 | xPredInterUni ( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcMbYuv, true ); |
---|
1768 | } |
---|
1769 | else |
---|
1770 | { |
---|
1771 | xPredInterUni ( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcMbYuv ); |
---|
1772 | } |
---|
1773 | } |
---|
1774 | } |
---|
1775 | |
---|
1776 | if ( pcCU->getSlice()->getPPS()->getWPBiPred() && pcCU->getSlice()->getSliceType() == B_SLICE ) |
---|
1777 | { |
---|
1778 | xWeightedPredictionBi( pcCU, &m_acYuvPred[REF_PIC_LIST_0], &m_acYuvPred[REF_PIC_LIST_1], iRefIdx[REF_PIC_LIST_0], iRefIdx[REF_PIC_LIST_1], uiPartAddr, iWidth, iHeight, pcYuvPred ); |
---|
1779 | } |
---|
1780 | else if ( pcCU->getSlice()->getPPS()->getUseWP() && pcCU->getSlice()->getSliceType() == P_SLICE ) |
---|
1781 | { |
---|
1782 | xWeightedPredictionUni( pcCU, &m_acYuvPred[REF_PIC_LIST_0], uiPartAddr, iWidth, iHeight, REF_PIC_LIST_0, pcYuvPred ); |
---|
1783 | } |
---|
1784 | else |
---|
1785 | { |
---|
1786 | xWeightedAverage( &m_acYuvPred[REF_PIC_LIST_0], &m_acYuvPred[REF_PIC_LIST_1], iRefIdx[REF_PIC_LIST_0], iRefIdx[REF_PIC_LIST_1], uiPartAddr, iWidth, iHeight, pcYuvPred, pcCU->getSlice()->getSPS()->getBitDepths() ); |
---|
1787 | } |
---|
1788 | } |
---|
1789 | |
---|
1790 | #if NH_3D_VSP |
---|
1791 | Void TComPrediction::xPredInterBiVSP( TComDataCU* pcCU, UInt uiPartAddr, Int iWidth, Int iHeight, TComYuv*& rpcYuvPred ) |
---|
1792 | { |
---|
1793 | TComYuv* pcMbYuv; |
---|
1794 | Int iRefIdx[2] = {-1, -1}; |
---|
1795 | Bool bi = (pcCU->getCUMvField( REF_PIC_LIST_0 )->getRefIdx( uiPartAddr ) >= 0 && pcCU->getCUMvField( REF_PIC_LIST_1 )->getRefIdx( uiPartAddr ) >= 0); |
---|
1796 | |
---|
1797 | for ( Int iRefList = 0; iRefList < 2; iRefList++ ) |
---|
1798 | { |
---|
1799 | RefPicList eRefPicList = RefPicList(iRefList); |
---|
1800 | iRefIdx[iRefList] = pcCU->getCUMvField( eRefPicList )->getRefIdx( uiPartAddr ); |
---|
1801 | |
---|
1802 | if ( iRefIdx[iRefList] < 0 ) |
---|
1803 | { |
---|
1804 | continue; |
---|
1805 | } |
---|
1806 | assert( iRefIdx[iRefList] < pcCU->getSlice()->getNumRefIdx(eRefPicList) ); |
---|
1807 | |
---|
1808 | pcMbYuv = &m_acYuvPred[iRefList]; |
---|
1809 | xPredInterUniVSP ( pcCU, uiPartAddr, iWidth, iHeight, eRefPicList, pcMbYuv, bi ); |
---|
1810 | } |
---|
1811 | |
---|
1812 | xWeightedAverage( &m_acYuvPred[0], &m_acYuvPred[1], iRefIdx[0], iRefIdx[1], uiPartAddr, iWidth, iHeight, rpcYuvPred, pcCU->getSlice()->getSPS()->getBitDepths() ); |
---|
1813 | } |
---|
1814 | #endif |
---|
1815 | |
---|
1816 | /** |
---|
1817 | * \brief Generate motion-compensated block |
---|
1818 | * |
---|
1819 | * \param compID Colour component ID |
---|
1820 | * \param cu Pointer to current CU |
---|
1821 | * \param refPic Pointer to reference picture |
---|
1822 | * \param partAddr Address of block within CU |
---|
1823 | * \param mv Motion vector |
---|
1824 | * \param width Width of block |
---|
1825 | * \param height Height of block |
---|
1826 | * \param dstPic Pointer to destination picture |
---|
1827 | * \param bi Flag indicating whether bipred is used |
---|
1828 | * \param bitDepth Bit depth |
---|
1829 | */ |
---|
1830 | |
---|
1831 | |
---|
1832 | Void TComPrediction::xPredInterBlk(const ComponentID compID, TComDataCU *cu, TComPicYuv *refPic, UInt partAddr, TComMv *mv, Int width, Int height, TComYuv *dstPic, Bool bi, const Int bitDepth |
---|
1833 | #if NH_3D_ARP |
---|
1834 | , Bool filterType |
---|
1835 | #endif |
---|
1836 | #if NH_3D_IC |
---|
1837 | , Bool bICFlag |
---|
1838 | #endif |
---|
1839 | ) |
---|
1840 | { |
---|
1841 | #if NH_MV |
---|
1842 | assert( refPic->getBorderExtension() ); |
---|
1843 | #endif |
---|
1844 | Int refStride = refPic->getStride(compID); |
---|
1845 | Int dstStride = dstPic->getStride(compID); |
---|
1846 | Int shiftHor=(2+refPic->getComponentScaleX(compID)); |
---|
1847 | Int shiftVer=(2+refPic->getComponentScaleY(compID)); |
---|
1848 | |
---|
1849 | Int refOffset = (mv->getHor() >> shiftHor) + (mv->getVer() >> shiftVer) * refStride; |
---|
1850 | |
---|
1851 | Pel* ref = refPic->getAddr(compID, cu->getCtuRsAddr(), cu->getZorderIdxInCtu() + partAddr ) + refOffset; |
---|
1852 | |
---|
1853 | Pel* dst = dstPic->getAddr( compID, partAddr ); |
---|
1854 | |
---|
1855 | Int xFrac = mv->getHor() & ((1<<shiftHor)-1); |
---|
1856 | Int yFrac = mv->getVer() & ((1<<shiftVer)-1); |
---|
1857 | |
---|
1858 | #if NH_3D_INTEGER_MV_DEPTH |
---|
1859 | if( cu->getSlice()->getIsDepth() ) |
---|
1860 | { |
---|
1861 | refOffset = mv->getHor() + mv->getVer() * refStride; |
---|
1862 | ref = refPic->getAddr(compID, cu->getCtuRsAddr(), cu->getZorderIdxInCtu() + partAddr ) + refOffset; |
---|
1863 | xFrac = 0; |
---|
1864 | yFrac = 0; |
---|
1865 | } |
---|
1866 | #endif |
---|
1867 | |
---|
1868 | UInt cxWidth = width >> refPic->getComponentScaleX(compID); |
---|
1869 | UInt cxHeight = height >> refPic->getComponentScaleY(compID); |
---|
1870 | |
---|
1871 | const ChromaFormat chFmt = cu->getPic()->getChromaFormat(); |
---|
1872 | |
---|
1873 | if ( yFrac == 0 ) |
---|
1874 | { |
---|
1875 | #if NH_3D_IC |
---|
1876 | m_if.filterHor(compID, ref, refStride, dst, dstStride, cxWidth, cxHeight, xFrac, !bi || bICFlag, chFmt, bitDepth |
---|
1877 | #else |
---|
1878 | m_if.filterHor(compID, ref, refStride, dst, dstStride, cxWidth, cxHeight, xFrac, !bi, chFmt, bitDepth |
---|
1879 | #endif |
---|
1880 | #if NH_3D_ARP |
---|
1881 | , filterType |
---|
1882 | #endif |
---|
1883 | ); |
---|
1884 | } |
---|
1885 | else if ( xFrac == 0 ) |
---|
1886 | { |
---|
1887 | #if NH_3D_IC |
---|
1888 | m_if.filterVer(compID, ref, refStride, dst, dstStride, cxWidth, cxHeight, yFrac, true, !bi || bICFlag, chFmt, bitDepth |
---|
1889 | #else |
---|
1890 | m_if.filterVer(compID, ref, refStride, dst, dstStride, cxWidth, cxHeight, yFrac, true, !bi, chFmt, bitDepth |
---|
1891 | #endif |
---|
1892 | #if NH_3D_ARP |
---|
1893 | , filterType |
---|
1894 | #endif |
---|
1895 | ); |
---|
1896 | } |
---|
1897 | else |
---|
1898 | { |
---|
1899 | Int tmpStride = m_filteredBlockTmp[0].getStride(compID); |
---|
1900 | Pel* tmp = m_filteredBlockTmp[0].getAddr(compID); |
---|
1901 | |
---|
1902 | const Int vFilterSize = isLuma(compID) ? NTAPS_LUMA : NTAPS_CHROMA; |
---|
1903 | |
---|
1904 | m_if.filterHor(compID, ref - ((vFilterSize>>1) -1)*refStride, refStride, tmp, tmpStride, cxWidth, cxHeight+vFilterSize-1, xFrac, false, chFmt, bitDepth |
---|
1905 | #if NH_3D_ARP |
---|
1906 | , filterType |
---|
1907 | #endif |
---|
1908 | ); |
---|
1909 | #if NH_3D_IC |
---|
1910 | m_if.filterVer(compID, tmp + ((vFilterSize>>1) -1)*tmpStride, tmpStride, dst, dstStride, cxWidth, cxHeight, yFrac, false, !bi || bICFlag, chFmt, bitDepth |
---|
1911 | #else |
---|
1912 | m_if.filterVer(compID, tmp + ((vFilterSize>>1) -1)*tmpStride, tmpStride, dst, dstStride, cxWidth, cxHeight, yFrac, false, !bi, chFmt, bitDepth |
---|
1913 | #endif |
---|
1914 | #if NH_3D_ARP |
---|
1915 | , filterType |
---|
1916 | #endif |
---|
1917 | ); |
---|
1918 | } |
---|
1919 | |
---|
1920 | #if NH_3D_IC |
---|
1921 | if( bICFlag ) |
---|
1922 | { |
---|
1923 | Int a, b, i, j; |
---|
1924 | const Int iShift = IC_CONST_SHIFT; |
---|
1925 | Pel *dst2 = dst; |
---|
1926 | |
---|
1927 | xGetLLSICPrediction( compID, cu, mv, refPic, a, b, bitDepth ); |
---|
1928 | |
---|
1929 | for ( i = 0; i < cxHeight; i++ ) |
---|
1930 | { |
---|
1931 | for ( j = 0; j < cxWidth; j++ ) |
---|
1932 | { |
---|
1933 | dst[j] = Clip3( 0, ( 1 << bitDepth ) - 1, ( ( a*dst[j] ) >> iShift ) + b ); |
---|
1934 | } |
---|
1935 | dst += dstStride; |
---|
1936 | } |
---|
1937 | |
---|
1938 | if(bi) |
---|
1939 | { |
---|
1940 | Int shift = IF_INTERNAL_PREC - bitDepth; |
---|
1941 | for (i = 0; i < cxHeight; i++) |
---|
1942 | { |
---|
1943 | for (j = 0; j < cxWidth; j++) |
---|
1944 | { |
---|
1945 | Pel val = dst2[j] << shift; |
---|
1946 | dst2[j] = val - (Pel)IF_INTERNAL_OFFS; |
---|
1947 | } |
---|
1948 | dst2 += dstStride; |
---|
1949 | } |
---|
1950 | } |
---|
1951 | } |
---|
1952 | #endif |
---|
1953 | |
---|
1954 | } |
---|
1955 | |
---|
1956 | Void TComPrediction::xWeightedAverage( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, Int iRefIdx0, Int iRefIdx1, UInt uiPartIdx, Int iWidth, Int iHeight, TComYuv* pcYuvDst, const BitDepths &clipBitDepths |
---|
1957 | ) |
---|
1958 | { |
---|
1959 | if( iRefIdx0 >= 0 && iRefIdx1 >= 0 ) |
---|
1960 | { |
---|
1961 | pcYuvDst->addAvg( pcYuvSrc0, pcYuvSrc1, uiPartIdx, iWidth, iHeight, clipBitDepths ); |
---|
1962 | } |
---|
1963 | else if ( iRefIdx0 >= 0 && iRefIdx1 < 0 ) |
---|
1964 | { |
---|
1965 | pcYuvSrc0->copyPartToPartYuv( pcYuvDst, uiPartIdx, iWidth, iHeight ); |
---|
1966 | } |
---|
1967 | else if ( iRefIdx0 < 0 && iRefIdx1 >= 0 ) |
---|
1968 | { |
---|
1969 | pcYuvSrc1->copyPartToPartYuv( pcYuvDst, uiPartIdx, iWidth, iHeight ); |
---|
1970 | } |
---|
1971 | } |
---|
1972 | |
---|
1973 | // AMVP |
---|
1974 | Void TComPrediction::getMvPredAMVP( TComDataCU* pcCU, UInt uiPartIdx, UInt uiPartAddr, RefPicList eRefPicList, TComMv& rcMvPred ) |
---|
1975 | { |
---|
1976 | AMVPInfo* pcAMVPInfo = pcCU->getCUMvField(eRefPicList)->getAMVPInfo(); |
---|
1977 | |
---|
1978 | if( pcAMVPInfo->iN <= 1 ) |
---|
1979 | { |
---|
1980 | rcMvPred = pcAMVPInfo->m_acMvCand[0]; |
---|
1981 | |
---|
1982 | pcCU->setMVPIdxSubParts( 0, eRefPicList, uiPartAddr, uiPartIdx, pcCU->getDepth(uiPartAddr)); |
---|
1983 | pcCU->setMVPNumSubParts( pcAMVPInfo->iN, eRefPicList, uiPartAddr, uiPartIdx, pcCU->getDepth(uiPartAddr)); |
---|
1984 | return; |
---|
1985 | } |
---|
1986 | |
---|
1987 | assert(pcCU->getMVPIdx(eRefPicList,uiPartAddr) >= 0); |
---|
1988 | rcMvPred = pcAMVPInfo->m_acMvCand[pcCU->getMVPIdx(eRefPicList,uiPartAddr)]; |
---|
1989 | return; |
---|
1990 | } |
---|
1991 | |
---|
1992 | /** Function for deriving planar intra prediction. |
---|
1993 | * \param pSrc pointer to reconstructed sample array |
---|
1994 | * \param srcStride the stride of the reconstructed sample array |
---|
1995 | * \param rpDst reference to pointer for the prediction sample array |
---|
1996 | * \param dstStride the stride of the prediction sample array |
---|
1997 | * \param width the width of the block |
---|
1998 | * \param height the height of the block |
---|
1999 | * \param channelType type of pel array (luma, chroma) |
---|
2000 | * \param format chroma format |
---|
2001 | * |
---|
2002 | * This function derives the prediction samples for planar mode (intra coding). |
---|
2003 | */ |
---|
2004 | //NOTE: Bit-Limit - 24-bit source |
---|
2005 | Void TComPrediction::xPredIntraPlanar( const Pel* pSrc, Int srcStride, Pel* rpDst, Int dstStride, UInt width, UInt height ) |
---|
2006 | { |
---|
2007 | assert(width <= height); |
---|
2008 | |
---|
2009 | Int leftColumn[MAX_CU_SIZE+1], topRow[MAX_CU_SIZE+1], bottomRow[MAX_CU_SIZE], rightColumn[MAX_CU_SIZE]; |
---|
2010 | UInt shift1Dhor = g_aucConvertToBit[ width ] + 2; |
---|
2011 | UInt shift1Dver = g_aucConvertToBit[ height ] + 2; |
---|
2012 | |
---|
2013 | // Get left and above reference column and row |
---|
2014 | for(Int k=0;k<width+1;k++) |
---|
2015 | { |
---|
2016 | topRow[k] = pSrc[k-srcStride]; |
---|
2017 | } |
---|
2018 | |
---|
2019 | for (Int k=0; k < height+1; k++) |
---|
2020 | { |
---|
2021 | leftColumn[k] = pSrc[k*srcStride-1]; |
---|
2022 | } |
---|
2023 | |
---|
2024 | // Prepare intermediate variables used in interpolation |
---|
2025 | Int bottomLeft = leftColumn[height]; |
---|
2026 | Int topRight = topRow[width]; |
---|
2027 | |
---|
2028 | for(Int k=0;k<width;k++) |
---|
2029 | { |
---|
2030 | bottomRow[k] = bottomLeft - topRow[k]; |
---|
2031 | topRow[k] <<= shift1Dver; |
---|
2032 | } |
---|
2033 | |
---|
2034 | for(Int k=0;k<height;k++) |
---|
2035 | { |
---|
2036 | rightColumn[k] = topRight - leftColumn[k]; |
---|
2037 | leftColumn[k] <<= shift1Dhor; |
---|
2038 | } |
---|
2039 | |
---|
2040 | const UInt topRowShift = 0; |
---|
2041 | |
---|
2042 | // Generate prediction signal |
---|
2043 | for (Int y=0;y<height;y++) |
---|
2044 | { |
---|
2045 | Int horPred = leftColumn[y] + width; |
---|
2046 | for (Int x=0;x<width;x++) |
---|
2047 | { |
---|
2048 | horPred += rightColumn[y]; |
---|
2049 | topRow[x] += bottomRow[x]; |
---|
2050 | |
---|
2051 | Int vertPred = ((topRow[x] + topRowShift)>>topRowShift); |
---|
2052 | rpDst[y*dstStride+x] = ( horPred + vertPred ) >> (shift1Dhor+1); |
---|
2053 | } |
---|
2054 | } |
---|
2055 | } |
---|
2056 | |
---|
2057 | /** Function for filtering intra DC predictor. |
---|
2058 | * \param pSrc pointer to reconstructed sample array |
---|
2059 | * \param iSrcStride the stride of the reconstructed sample array |
---|
2060 | * \param pDst reference to pointer for the prediction sample array |
---|
2061 | * \param iDstStride the stride of the prediction sample array |
---|
2062 | * \param iWidth the width of the block |
---|
2063 | * \param iHeight the height of the block |
---|
2064 | * \param channelType type of pel array (luma, chroma) |
---|
2065 | * |
---|
2066 | * This function performs filtering left and top edges of the prediction samples for DC mode (intra coding). |
---|
2067 | */ |
---|
2068 | Void TComPrediction::xDCPredFiltering( const Pel* pSrc, Int iSrcStride, Pel* pDst, Int iDstStride, Int iWidth, Int iHeight, ChannelType channelType ) |
---|
2069 | { |
---|
2070 | Int x, y, iDstStride2, iSrcStride2; |
---|
2071 | |
---|
2072 | if (isLuma(channelType) && (iWidth <= MAXIMUM_INTRA_FILTERED_WIDTH) && (iHeight <= MAXIMUM_INTRA_FILTERED_HEIGHT)) |
---|
2073 | { |
---|
2074 | //top-left |
---|
2075 | pDst[0] = (Pel)((pSrc[-iSrcStride] + pSrc[-1] + 2 * pDst[0] + 2) >> 2); |
---|
2076 | |
---|
2077 | //top row (vertical filter) |
---|
2078 | for ( x = 1; x < iWidth; x++ ) |
---|
2079 | { |
---|
2080 | pDst[x] = (Pel)((pSrc[x - iSrcStride] + 3 * pDst[x] + 2) >> 2); |
---|
2081 | } |
---|
2082 | |
---|
2083 | //left column (horizontal filter) |
---|
2084 | for ( y = 1, iDstStride2 = iDstStride, iSrcStride2 = iSrcStride-1; y < iHeight; y++, iDstStride2+=iDstStride, iSrcStride2+=iSrcStride ) |
---|
2085 | { |
---|
2086 | pDst[iDstStride2] = (Pel)((pSrc[iSrcStride2] + 3 * pDst[iDstStride2] + 2) >> 2); |
---|
2087 | } |
---|
2088 | } |
---|
2089 | |
---|
2090 | return; |
---|
2091 | } |
---|
2092 | |
---|
2093 | /* Static member function */ |
---|
2094 | Bool TComPrediction::UseDPCMForFirstPassIntraEstimation(TComTU &rTu, const UInt uiDirMode) |
---|
2095 | { |
---|
2096 | return (rTu.getCU()->isRDPCMEnabled(rTu.GetAbsPartIdxTU()) ) && |
---|
2097 | rTu.getCU()->getCUTransquantBypass(rTu.GetAbsPartIdxTU()) && |
---|
2098 | (uiDirMode==HOR_IDX || uiDirMode==VER_IDX); |
---|
2099 | } |
---|
2100 | #if NH_3D_IC |
---|
2101 | /** Function for deriving the position of first non-zero binary bit of a value |
---|
2102 | * \param x input value |
---|
2103 | * |
---|
2104 | * This function derives the position of first non-zero binary bit of a value |
---|
2105 | */ |
---|
2106 | Int GetMSB( UInt x ) |
---|
2107 | { |
---|
2108 | Int iMSB = 0, bits = ( sizeof( Int ) << 3 ), y = 1; |
---|
2109 | |
---|
2110 | while( x > 1 ) |
---|
2111 | { |
---|
2112 | bits >>= 1; |
---|
2113 | y = x >> bits; |
---|
2114 | |
---|
2115 | if( y ) |
---|
2116 | { |
---|
2117 | x = y; |
---|
2118 | iMSB += bits; |
---|
2119 | } |
---|
2120 | } |
---|
2121 | |
---|
2122 | iMSB+=y; |
---|
2123 | |
---|
2124 | return iMSB; |
---|
2125 | } |
---|
2126 | |
---|
2127 | |
---|
2128 | /** Function for deriving LM illumination compensation. |
---|
2129 | */ |
---|
2130 | Void TComPrediction::xGetLLSICPrediction( const ComponentID compID, TComDataCU* pcCU, TComMv *pMv, TComPicYuv *pRefPic, Int &a, Int &b, const Int bitDepth ) |
---|
2131 | { |
---|
2132 | TComPicYuv *pRecPic = pcCU->getPic()->getPicYuvRec(); |
---|
2133 | Pel *pRec = NULL, *pRef = NULL; |
---|
2134 | UInt uiWidth, uiHeight, uiTmpPartIdx; |
---|
2135 | Int iRecStride = pRecPic->getStride(compID); |
---|
2136 | Int iRefStride = pRefPic->getStride(compID); |
---|
2137 | Int iRefOffset, iHor, iVer; |
---|
2138 | iHor = pcCU->getSlice()->getIsDepth() ? pMv->getHor() : ( ( pMv->getHor() + 2 ) >> 2 ); |
---|
2139 | iVer = pcCU->getSlice()->getIsDepth() ? pMv->getVer() : ( ( pMv->getVer() + 2 ) >> 2 ); |
---|
2140 | if( !isLuma(compID) ) |
---|
2141 | { |
---|
2142 | iHor = pcCU->getSlice()->getIsDepth() ? ( ( pMv->getHor() + 1 ) >> 1 ) : ( ( pMv->getHor() + 4 ) >> 3 ); |
---|
2143 | iVer = pcCU->getSlice()->getIsDepth() ? ( ( pMv->getVer() + 1 ) >> 1 ) : ( ( pMv->getVer() + 4 ) >> 3 ); |
---|
2144 | } |
---|
2145 | uiWidth = pcCU->getWidth( 0 ) >> pRefPic->getComponentScaleX(compID); |
---|
2146 | uiHeight = pcCU->getHeight( 0 ) >> pRefPic->getComponentScaleY(compID); |
---|
2147 | |
---|
2148 | Int i, j, iCountShift = 0; |
---|
2149 | |
---|
2150 | // LLS parameters estimation |
---|
2151 | |
---|
2152 | Int x = 0, y = 0, xx = 0, xy = 0; |
---|
2153 | Int precShift = std::max(0, bitDepth - 12); |
---|
2154 | |
---|
2155 | UInt partAddr = 0; |
---|
2156 | if( pcCU->getPUAbove( uiTmpPartIdx, pcCU->getZorderIdxInCtu() ) ) |
---|
2157 | { |
---|
2158 | iRefOffset = iHor + iVer * iRefStride - iRefStride; |
---|
2159 | pRef = pRefPic->getAddr(compID, pcCU->getCtuRsAddr(), pcCU->getZorderIdxInCtu() + partAddr ) + iRefOffset; |
---|
2160 | pRec = pRecPic->getAddr(compID, pcCU->getCtuRsAddr(), pcCU->getZorderIdxInCtu() + partAddr ) - iRecStride; |
---|
2161 | for( j = 0; j < uiWidth; j+=2 ) |
---|
2162 | { |
---|
2163 | x += pRef[j]; |
---|
2164 | y += pRec[j]; |
---|
2165 | if( isLuma(compID) ) |
---|
2166 | { |
---|
2167 | xx += (pRef[j] * pRef[j])>>precShift; |
---|
2168 | xy += (pRef[j] * pRec[j])>>precShift; |
---|
2169 | } |
---|
2170 | } |
---|
2171 | iCountShift += g_aucConvertToBit[ uiWidth ] + 1; |
---|
2172 | } |
---|
2173 | |
---|
2174 | if( pcCU->getPULeft( uiTmpPartIdx, pcCU->getZorderIdxInCtu() ) ) |
---|
2175 | { |
---|
2176 | iRefOffset = iHor + iVer * iRefStride - 1; |
---|
2177 | pRef = pRefPic->getAddr(compID, pcCU->getCtuRsAddr(), pcCU->getZorderIdxInCtu() + partAddr ) + iRefOffset; |
---|
2178 | pRec = pRecPic->getAddr(compID, pcCU->getCtuRsAddr(), pcCU->getZorderIdxInCtu() + partAddr ) - 1; |
---|
2179 | for( i = 0; i < uiHeight; i+=2 ) |
---|
2180 | { |
---|
2181 | x += pRef[0]; |
---|
2182 | y += pRec[0]; |
---|
2183 | if( isLuma(compID) ) |
---|
2184 | { |
---|
2185 | xx += (pRef[0] * pRef[0])>>precShift; |
---|
2186 | xy += (pRef[0] * pRec[0])>>precShift; |
---|
2187 | } |
---|
2188 | pRef += iRefStride*2; |
---|
2189 | pRec += iRecStride*2; |
---|
2190 | } |
---|
2191 | iCountShift += iCountShift > 0 ? 1 : ( g_aucConvertToBit[ uiWidth ] + 1 ); |
---|
2192 | } |
---|
2193 | |
---|
2194 | if( iCountShift == 0 ) |
---|
2195 | { |
---|
2196 | a = ( 1 << IC_CONST_SHIFT ); |
---|
2197 | b = 0; |
---|
2198 | return; |
---|
2199 | } |
---|
2200 | |
---|
2201 | if( !isLuma(compID) ) |
---|
2202 | { |
---|
2203 | a = ( 1 << IC_CONST_SHIFT ); |
---|
2204 | b = ( y - x + ( 1 << ( iCountShift - 1 ) ) ) >> iCountShift; |
---|
2205 | } |
---|
2206 | else |
---|
2207 | { |
---|
2208 | xy += xx >> IC_REG_COST_SHIFT; |
---|
2209 | xx += xx >> IC_REG_COST_SHIFT; |
---|
2210 | Int a1 = ( xy << iCountShift ) - ((y * x) >> precShift); |
---|
2211 | Int a2 = ( xx << iCountShift ) - ((x * x) >> precShift); |
---|
2212 | const Int iShift = IC_CONST_SHIFT; |
---|
2213 | const Int iShiftA2 = 6; |
---|
2214 | const Int iAccuracyShift = 15; |
---|
2215 | |
---|
2216 | Int iScaleShiftA2 = 0; |
---|
2217 | Int iScaleShiftA1 = 0; |
---|
2218 | Int a1s; |
---|
2219 | Int a2s; |
---|
2220 | |
---|
2221 | a1 = Clip3(0, 2*a2, a1); |
---|
2222 | iScaleShiftA2 = GetMSB( abs( a2 ) ) - iShiftA2; |
---|
2223 | iScaleShiftA1 = iScaleShiftA2 - IC_SHIFT_DIFF; |
---|
2224 | |
---|
2225 | if( iScaleShiftA1 < 0 ) |
---|
2226 | { |
---|
2227 | iScaleShiftA1 = 0; |
---|
2228 | } |
---|
2229 | |
---|
2230 | if( iScaleShiftA2 < 0 ) |
---|
2231 | { |
---|
2232 | iScaleShiftA2 = 0; |
---|
2233 | } |
---|
2234 | |
---|
2235 | Int iScaleShiftA = iScaleShiftA2 + iAccuracyShift - iShift - iScaleShiftA1; |
---|
2236 | |
---|
2237 | |
---|
2238 | a2s = a2 >> iScaleShiftA2; |
---|
2239 | |
---|
2240 | a1s = a1 >> iScaleShiftA1; |
---|
2241 | |
---|
2242 | a = a1s * m_uiaShift[ a2s ]; |
---|
2243 | a = a >> iScaleShiftA; |
---|
2244 | b = ( y - ( ( a * x ) >> iShift ) + ( 1 << ( iCountShift - 1 ) ) ) >> iCountShift; |
---|
2245 | } |
---|
2246 | } |
---|
2247 | #endif |
---|
2248 | |
---|
2249 | #if NH_3D_SDC_INTRA |
---|
2250 | Void TComPrediction::predConstantSDC( Pel* ptrSrc, UInt srcStride, UInt uiSize, Pel& predDC ) |
---|
2251 | { |
---|
2252 | Pel* pLeftTop = ptrSrc; |
---|
2253 | Pel* pRightTop = ptrSrc + (uiSize-1); |
---|
2254 | Pel* pLeftBottom = (ptrSrc+ (srcStride*(uiSize-1)) ); |
---|
2255 | Pel* pRightBottom = (ptrSrc+ (srcStride*(uiSize-1)) + (uiSize-1)); |
---|
2256 | predDC = (*pLeftTop + *pRightTop + *pLeftBottom + *pRightBottom + 2)>>2; |
---|
2257 | } |
---|
2258 | #endif // NH_3D_SDC_INTRA |
---|
2259 | |
---|
2260 | #if NH_3D_DMM |
---|
2261 | Void TComPrediction::predContourFromTex( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, Bool* segPattern ) |
---|
2262 | { |
---|
2263 | // get copy of co-located texture luma block |
---|
2264 | TComYuv cTempYuv; |
---|
2265 | cTempYuv.create( uiWidth, uiHeight, CHROMA_400 ); |
---|
2266 | cTempYuv.clear(); |
---|
2267 | Pel* piRefBlkY = cTempYuv.getAddr( COMPONENT_Y ); |
---|
2268 | TComPicYuv* pcPicYuvRef = pcCU->getSlice()->getTexturePic()->getPicYuvRec(); |
---|
2269 | assert( pcPicYuvRef != NULL ); |
---|
2270 | Int iRefStride = pcPicYuvRef->getStride( COMPONENT_Y ); |
---|
2271 | Pel* piRefY = pcPicYuvRef->getAddr ( COMPONENT_Y, pcCU->getCtuRsAddr(), pcCU->getZorderIdxInCtu() + uiAbsPartIdx ); |
---|
2272 | |
---|
2273 | for( Int y = 0; y < uiHeight; y++ ) |
---|
2274 | { |
---|
2275 | ::memcpy(piRefBlkY, piRefY, sizeof(Pel)*uiWidth); |
---|
2276 | piRefBlkY += uiWidth; |
---|
2277 | piRefY += iRefStride; |
---|
2278 | } |
---|
2279 | |
---|
2280 | |
---|
2281 | // find contour for texture luma block |
---|
2282 | piRefBlkY = cTempYuv.getAddr( COMPONENT_Y ); |
---|
2283 | UInt iDC = 0; |
---|
2284 | iDC = piRefBlkY[ 0 ]; |
---|
2285 | iDC += piRefBlkY[ uiWidth - 1 ]; |
---|
2286 | iDC += piRefBlkY[ uiWidth * (uiHeight - 1) ]; |
---|
2287 | iDC += piRefBlkY[ uiWidth * (uiHeight - 1) + uiWidth - 1 ]; |
---|
2288 | iDC = iDC >> 2; |
---|
2289 | |
---|
2290 | piRefBlkY = cTempYuv.getAddr( COMPONENT_Y ); |
---|
2291 | for( UInt k = 0; k < (uiWidth*uiHeight); k++ ) |
---|
2292 | { |
---|
2293 | segPattern[k] = (piRefBlkY[k] > iDC) ? true : false; |
---|
2294 | } |
---|
2295 | |
---|
2296 | cTempYuv.destroy(); |
---|
2297 | } |
---|
2298 | |
---|
2299 | Void TComPrediction::predBiSegDCs( TComDataCU* pcCU, UInt uiAbsPartIdx, UInt uiWidth, UInt uiHeight, Bool* biSegPattern, Int patternStride, Pel& predDC1, Pel& predDC2 ) |
---|
2300 | { |
---|
2301 | assert( biSegPattern ); |
---|
2302 | const Pel *piMask = getPredictorPtr( COMPONENT_Y, false ); |
---|
2303 | assert( piMask ); |
---|
2304 | Int srcStride = 2*uiWidth + 1; |
---|
2305 | const Pel *ptrSrc = piMask+srcStride+1; |
---|
2306 | |
---|
2307 | Int refDC1, refDC2; |
---|
2308 | const Int iTR = ( patternStride - 1 ) - srcStride; |
---|
2309 | const Int iTM = ( ( patternStride - 1 ) >> 1 ) - srcStride; |
---|
2310 | const Int iLB = ( patternStride - 1 ) * srcStride - 1; |
---|
2311 | const Int iLM = ( ( patternStride - 1 ) >> 1 ) * srcStride - 1; |
---|
2312 | |
---|
2313 | Bool bL = ( biSegPattern[0] != biSegPattern[(patternStride-1)*patternStride] ); |
---|
2314 | Bool bT = ( biSegPattern[0] != biSegPattern[(patternStride-1)] ); |
---|
2315 | |
---|
2316 | if( bL == bT ) |
---|
2317 | { |
---|
2318 | const Int iTRR = ( patternStride * 2 - 1 ) - srcStride; |
---|
2319 | const Int iLBB = ( patternStride * 2 - 1 ) * srcStride - 1; |
---|
2320 | refDC1 = bL ? ( ptrSrc[iTR] + ptrSrc[iLB] )>>1 : (abs(ptrSrc[iTRR] - ptrSrc[-(Int)srcStride]) > abs(ptrSrc[iLBB] - ptrSrc[ -1]) ? ptrSrc[iTRR] : ptrSrc[iLBB]); |
---|
2321 | refDC2 = ( ptrSrc[ -1] + ptrSrc[-(Int)srcStride] )>>1; |
---|
2322 | } |
---|
2323 | else |
---|
2324 | { |
---|
2325 | refDC1 = bL ? ptrSrc[iLB] : ptrSrc[iTR]; |
---|
2326 | refDC2 = bL ? ptrSrc[iTM] : ptrSrc[iLM]; |
---|
2327 | } |
---|
2328 | |
---|
2329 | predDC1 = biSegPattern[0] ? refDC1 : refDC2; |
---|
2330 | predDC2 = biSegPattern[0] ? refDC2 : refDC1; |
---|
2331 | } |
---|
2332 | |
---|
2333 | Void TComPrediction::assignBiSegDCs( Pel* ptrDst, UInt dstStride, Bool* biSegPattern, Int patternStride, Pel valDC1, Pel valDC2 ) |
---|
2334 | { |
---|
2335 | assert( biSegPattern ); |
---|
2336 | if( dstStride == patternStride ) |
---|
2337 | { |
---|
2338 | for( UInt k = 0; k < (patternStride * patternStride); k++ ) |
---|
2339 | { |
---|
2340 | if( true == biSegPattern[k] ) { ptrDst[k] = valDC2; } |
---|
2341 | else { ptrDst[k] = valDC1; } |
---|
2342 | } |
---|
2343 | } |
---|
2344 | else |
---|
2345 | { |
---|
2346 | Pel* piTemp = ptrDst; |
---|
2347 | for( UInt uiY = 0; uiY < patternStride; uiY++ ) |
---|
2348 | { |
---|
2349 | for( UInt uiX = 0; uiX < patternStride; uiX++ ) |
---|
2350 | { |
---|
2351 | if( true == biSegPattern[uiX] ) { piTemp[uiX] = valDC2; } |
---|
2352 | else { piTemp[uiX] = valDC1; } |
---|
2353 | } |
---|
2354 | piTemp += dstStride; |
---|
2355 | biSegPattern += patternStride; |
---|
2356 | } |
---|
2357 | } |
---|
2358 | } |
---|
2359 | #endif |
---|
2360 | //! \} |
---|