1 | /* The copyright in this software is being made available under the BSD |
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2 | * License, included below. This software may be subject to other third party |
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3 | * and contributor rights, including patent rights, and no such rights are |
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4 | * granted under this license. |
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5 | * |
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6 | * Copyright (c) 2010-2012, ITU/ISO/IEC |
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7 | * All rights reserved. |
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8 | * |
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9 | * Redistribution and use in source and binary forms, with or without |
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10 | * modification, are permitted provided that the following conditions are met: |
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11 | * |
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12 | * * Redistributions of source code must retain the above copyright notice, |
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13 | * this list of conditions and the following disclaimer. |
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14 | * * Redistributions in binary form must reproduce the above copyright notice, |
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15 | * this list of conditions and the following disclaimer in the documentation |
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16 | * and/or other materials provided with the distribution. |
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17 | * * Neither the name of the ITU/ISO/IEC nor the names of its contributors may |
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18 | * be used to endorse or promote products derived from this software without |
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19 | * specific prior written permission. |
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20 | * |
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21 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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22 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS |
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25 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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26 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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27 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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28 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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29 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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30 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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31 | * THE POSSIBILITY OF SUCH DAMAGE. |
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32 | */ |
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33 | |
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34 | /** \file TComPattern.cpp |
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35 | \brief neighbouring pixel access classes |
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36 | */ |
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37 | |
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38 | #include "TComPic.h" |
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39 | #include "TComPattern.h" |
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40 | #include "TComDataCU.h" |
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41 | |
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42 | //! \ingroup TLibCommon |
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43 | //! \{ |
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44 | |
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45 | // ==================================================================================================================== |
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46 | // Tables |
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47 | // ==================================================================================================================== |
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48 | |
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49 | #if LOGI_INTRA_NAME_3MPM |
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50 | const UChar TComPattern::m_aucIntraFilter[5] = |
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51 | { |
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52 | 10, //4x4 |
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53 | 7, //8x8 |
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54 | 1, //16x16 |
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55 | 0, //32x32 |
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56 | 10, //64x64 |
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57 | }; |
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58 | #else |
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59 | const UChar TComPattern::m_aucIntraFilter[5][NUM_INTRA_MODE] = |
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60 | { |
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61 | {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 |
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62 | }, //4x4 |
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63 | {1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 |
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64 | }, //8x8 |
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65 | {1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 0 |
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66 | }, //16x16 |
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67 | {1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0 |
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68 | }, //32x32 |
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69 | {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 |
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70 | }, //64x64 |
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71 | }; |
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72 | #endif |
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73 | |
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74 | // ==================================================================================================================== |
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75 | // Public member functions (TComPatternParam) |
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76 | // ==================================================================================================================== |
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77 | |
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78 | /** \param piTexture pixel data |
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79 | \param iRoiWidth pattern width |
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80 | \param iRoiHeight pattern height |
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81 | \param iStride buffer stride |
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82 | \param iOffsetLeft neighbour offset (left) |
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83 | \param iOffsetRight neighbour offset (right) |
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84 | \param iOffsetAbove neighbour offset (above) |
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85 | \param iOffsetBottom neighbour offset (bottom) |
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86 | */ |
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87 | Void TComPatternParam::setPatternParamPel ( Pel* piTexture, |
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88 | Int iRoiWidth, |
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89 | Int iRoiHeight, |
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90 | Int iStride, |
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91 | Int iOffsetLeft, |
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92 | Int iOffsetRight, |
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93 | Int iOffsetAbove, |
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94 | Int iOffsetBottom ) |
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95 | { |
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96 | m_piPatternOrigin = piTexture; |
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97 | m_iROIWidth = iRoiWidth; |
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98 | m_iROIHeight = iRoiHeight; |
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99 | m_iPatternStride = iStride; |
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100 | m_iOffsetLeft = iOffsetLeft; |
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101 | m_iOffsetAbove = iOffsetAbove; |
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102 | m_iOffsetRight = iOffsetRight; |
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103 | m_iOffsetBottom = iOffsetBottom; |
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104 | } |
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105 | |
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106 | /** |
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107 | \param pcCU CU data structure |
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108 | \param iComp component index (0=Y, 1=Cb, 2=Cr) |
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109 | \param iRoiWidth pattern width |
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110 | \param iRoiHeight pattern height |
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111 | \param iStride buffer stride |
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112 | \param iOffsetLeft neighbour offset (left) |
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113 | \param iOffsetRight neighbour offset (right) |
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114 | \param iOffsetAbove neighbour offset (above) |
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115 | \param iOffsetBottom neighbour offset (bottom) |
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116 | \param uiPartDepth CU depth |
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117 | \param uiAbsPartIdx part index |
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118 | */ |
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119 | Void TComPatternParam::setPatternParamCU( TComDataCU* pcCU, |
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120 | UChar iComp, |
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121 | UChar iRoiWidth, |
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122 | UChar iRoiHeight, |
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123 | Int iOffsetLeft, |
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124 | Int iOffsetRight, |
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125 | Int iOffsetAbove, |
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126 | Int iOffsetBottom, |
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127 | UInt uiPartDepth, |
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128 | UInt uiAbsPartIdx |
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129 | #if DEPTH_MAP_GENERATION |
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130 | ,Bool bPrdDepthMap |
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131 | #endif |
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132 | ) |
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133 | { |
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134 | m_iOffsetLeft = iOffsetLeft; |
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135 | m_iOffsetRight = iOffsetRight; |
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136 | m_iOffsetAbove = iOffsetAbove; |
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137 | m_iOffsetBottom = iOffsetBottom; |
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138 | |
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139 | m_iROIWidth = iRoiWidth; |
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140 | m_iROIHeight = iRoiHeight; |
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141 | |
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142 | UInt uiAbsZorderIdx = pcCU->getZorderIdxInCU() + uiAbsPartIdx; |
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143 | |
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144 | #if DEPTH_MAP_GENERATION |
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145 | TComPicYuv* pcPic = ( bPrdDepthMap ? pcCU->getPic()->getPredDepthMap() : pcCU->getPic()->getPicYuvRec() ); |
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146 | #else |
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147 | TComPicYuv* pcPic = pcCU->getPic()->getPicYuvRec(); |
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148 | #endif |
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149 | |
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150 | if ( iComp == 0 ) |
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151 | { |
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152 | #if DEPTH_MAP_GENERATION |
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153 | m_iPatternStride = ( bPrdDepthMap ? pcCU->getPic()->getPredDepthMap()->getStride() : pcCU->getPic()->getStride() ); |
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154 | #else |
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155 | m_iPatternStride = pcCU->getPic()->getStride(); |
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156 | #endif |
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157 | m_piPatternOrigin = pcPic->getLumaAddr(pcCU->getAddr(), uiAbsZorderIdx) - m_iOffsetAbove * m_iPatternStride - m_iOffsetLeft; |
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158 | } |
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159 | else |
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160 | { |
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161 | #if DEPTH_MAP_GENERATION |
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162 | m_iPatternStride = ( bPrdDepthMap ? pcCU->getPic()->getPredDepthMap()->getCStride() : pcCU->getPic()->getCStride() ); |
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163 | #else |
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164 | m_iPatternStride = pcCU->getPic()->getCStride(); |
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165 | #endif |
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166 | if ( iComp == 1 ) |
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167 | { |
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168 | m_piPatternOrigin = pcPic->getCbAddr(pcCU->getAddr(), uiAbsZorderIdx) - m_iOffsetAbove * m_iPatternStride - m_iOffsetLeft; |
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169 | } |
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170 | else |
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171 | { |
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172 | m_piPatternOrigin = pcPic->getCrAddr(pcCU->getAddr(), uiAbsZorderIdx) - m_iOffsetAbove * m_iPatternStride - m_iOffsetLeft; |
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173 | } |
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174 | } |
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175 | } |
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176 | |
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177 | // ==================================================================================================================== |
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178 | // Public member functions (TComPattern) |
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179 | // ==================================================================================================================== |
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180 | |
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181 | Void TComPattern::initPattern ( Pel* piY, |
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182 | Pel* piCb, |
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183 | Pel* piCr, |
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184 | Int iRoiWidth, |
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185 | Int iRoiHeight, |
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186 | Int iStride, |
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187 | Int iOffsetLeft, |
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188 | Int iOffsetRight, |
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189 | Int iOffsetAbove, |
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190 | Int iOffsetBottom ) |
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191 | { |
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192 | m_cPatternY. setPatternParamPel( piY, iRoiWidth, iRoiHeight, iStride, iOffsetLeft, iOffsetRight, iOffsetAbove, iOffsetBottom ); |
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193 | m_cPatternCb.setPatternParamPel( piCb, iRoiWidth >> 1, iRoiHeight >> 1, iStride >> 1, iOffsetLeft >> 1, iOffsetRight >> 1, iOffsetAbove >> 1, iOffsetBottom >> 1 ); |
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194 | m_cPatternCr.setPatternParamPel( piCr, iRoiWidth >> 1, iRoiHeight >> 1, iStride >> 1, iOffsetLeft >> 1, iOffsetRight >> 1, iOffsetAbove >> 1, iOffsetBottom >> 1 ); |
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195 | |
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196 | return; |
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197 | } |
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198 | |
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199 | Void TComPattern::initPattern( TComDataCU* pcCU, UInt uiPartDepth, UInt uiAbsPartIdx |
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200 | #if DEPTH_MAP_GENERATION |
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201 | , Bool bPrdDepthMap |
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202 | #endif |
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203 | ) |
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204 | { |
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205 | Int uiOffsetLeft = 0; |
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206 | Int uiOffsetRight = 0; |
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207 | Int uiOffsetAbove = 0; |
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208 | |
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209 | TComPic* pcPic = pcCU->getPic(); |
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210 | UChar uiWidth = pcCU->getWidth (0)>>uiPartDepth; |
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211 | UChar uiHeight = pcCU->getHeight(0)>>uiPartDepth; |
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212 | |
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213 | UInt uiAbsZorderIdx = pcCU->getZorderIdxInCU() + uiAbsPartIdx; |
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214 | UInt uiCurrPicPelX = pcCU->getCUPelX() + g_auiRasterToPelX[ g_auiZscanToRaster[uiAbsZorderIdx] ]; |
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215 | UInt uiCurrPicPelY = pcCU->getCUPelY() + g_auiRasterToPelY[ g_auiZscanToRaster[uiAbsZorderIdx] ]; |
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216 | |
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217 | if( uiCurrPicPelX != 0 ) |
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218 | { |
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219 | uiOffsetLeft = 1; |
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220 | } |
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221 | |
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222 | if( uiCurrPicPelY != 0 ) |
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223 | { |
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224 | UInt uiNumPartInWidth = ( uiWidth/pcPic->getMinCUWidth() ); |
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225 | uiOffsetAbove = 1; |
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226 | |
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227 | if( uiCurrPicPelX + uiWidth < pcCU->getSlice()->getSPS()->getPicWidthInLumaSamples() ) |
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228 | { |
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229 | if( ( g_auiZscanToRaster[uiAbsZorderIdx] + uiNumPartInWidth ) % pcPic->getNumPartInWidth() ) // Not CU boundary |
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230 | { |
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231 | if( g_auiRasterToZscan[ (Int)g_auiZscanToRaster[uiAbsZorderIdx] - (Int)pcPic->getNumPartInWidth() + (Int)uiNumPartInWidth ] < uiAbsZorderIdx ) |
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232 | { |
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233 | uiOffsetRight = 1; |
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234 | } |
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235 | } |
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236 | else // if it is CU boundary |
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237 | { |
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238 | if( g_auiZscanToRaster[uiAbsZorderIdx] < pcPic->getNumPartInWidth() && (uiCurrPicPelX+uiWidth) < pcPic->getPicYuvRec()->getWidth() ) // first line |
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239 | { |
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240 | uiOffsetRight = 1; |
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241 | } |
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242 | } |
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243 | } |
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244 | } |
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245 | |
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246 | #if DEPTH_MAP_GENERATION |
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247 | m_cPatternY .setPatternParamCU( pcCU, 0, uiWidth, uiHeight, uiOffsetLeft, uiOffsetRight, uiOffsetAbove, 0, uiPartDepth, uiAbsPartIdx, bPrdDepthMap ); |
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248 | m_cPatternCb.setPatternParamCU( pcCU, 1, uiWidth >> 1, uiHeight >> 1, uiOffsetLeft, uiOffsetRight, uiOffsetAbove, 0, uiPartDepth, uiAbsPartIdx, bPrdDepthMap ); |
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249 | m_cPatternCr.setPatternParamCU( pcCU, 2, uiWidth >> 1, uiHeight >> 1, uiOffsetLeft, uiOffsetRight, uiOffsetAbove, 0, uiPartDepth, uiAbsPartIdx, bPrdDepthMap ); |
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250 | #else |
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251 | m_cPatternY .setPatternParamCU( pcCU, 0, uiWidth, uiHeight, uiOffsetLeft, uiOffsetRight, uiOffsetAbove, 0, uiPartDepth, uiAbsPartIdx ); |
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252 | m_cPatternCb.setPatternParamCU( pcCU, 1, uiWidth >> 1, uiHeight >> 1, uiOffsetLeft, uiOffsetRight, uiOffsetAbove, 0, uiPartDepth, uiAbsPartIdx ); |
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253 | m_cPatternCr.setPatternParamCU( pcCU, 2, uiWidth >> 1, uiHeight >> 1, uiOffsetLeft, uiOffsetRight, uiOffsetAbove, 0, uiPartDepth, uiAbsPartIdx ); |
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254 | #endif |
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255 | } |
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256 | |
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257 | Void TComPattern::initAdiPattern( TComDataCU* pcCU, UInt uiZorderIdxInPart, UInt uiPartDepth, Int* piAdiBuf, Int iOrgBufStride, Int iOrgBufHeight, Bool& bAbove, Bool& bLeft, Bool bLMmode |
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258 | #if DEPTH_MAP_GENERATION |
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259 | , Bool bPrdDepthMap, UInt uiSubSampExpX, UInt uiSubSampExpY |
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260 | #endif |
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261 | ) |
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262 | { |
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263 | Pel* piRoiOrigin; |
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264 | Int* piAdiTemp; |
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265 | UInt uiCuWidth = pcCU->getWidth(0) >> uiPartDepth; |
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266 | UInt uiCuHeight = pcCU->getHeight(0)>> uiPartDepth; |
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267 | UInt uiCuWidth2 = uiCuWidth<<1; |
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268 | UInt uiCuHeight2 = uiCuHeight<<1; |
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269 | UInt uiWidth; |
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270 | UInt uiHeight; |
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271 | #if DEPTH_MAP_GENERATION |
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272 | Int iPicStride = ( bPrdDepthMap ? pcCU->getPic()->getPredDepthMap()->getStride() : pcCU->getPic()->getStride() ); |
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273 | #else |
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274 | Int iPicStride = pcCU->getPic()->getStride(); |
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275 | #endif |
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276 | Int iUnitSize = 0; |
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277 | Int iNumUnitsInCu = 0; |
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278 | Int iTotalUnits = 0; |
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279 | Bool bNeighborFlags[4 * MAX_NUM_SPU_W + 1]; |
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280 | Int iNumIntraNeighbor = 0; |
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281 | |
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282 | UInt uiPartIdxLT, uiPartIdxRT, uiPartIdxLB; |
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283 | |
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284 | |
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285 | pcCU->deriveLeftRightTopIdxAdi( uiPartIdxLT, uiPartIdxRT, uiZorderIdxInPart, uiPartDepth ); |
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286 | pcCU->deriveLeftBottomIdxAdi ( uiPartIdxLB, uiZorderIdxInPart, uiPartDepth ); |
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287 | |
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288 | iUnitSize = g_uiMaxCUWidth >> g_uiMaxCUDepth; |
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289 | iNumUnitsInCu = uiCuWidth / iUnitSize; |
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290 | iTotalUnits = (iNumUnitsInCu << 2) + 1; |
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291 | |
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292 | bNeighborFlags[iNumUnitsInCu*2] = isAboveLeftAvailable( pcCU, uiPartIdxLT ); |
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293 | iNumIntraNeighbor += (Int)(bNeighborFlags[iNumUnitsInCu*2]); |
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294 | iNumIntraNeighbor += isAboveAvailable ( pcCU, uiPartIdxLT, uiPartIdxRT, bNeighborFlags+(iNumUnitsInCu*2)+1 ); |
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295 | iNumIntraNeighbor += isAboveRightAvailable( pcCU, uiPartIdxLT, uiPartIdxRT, bNeighborFlags+(iNumUnitsInCu*3)+1 ); |
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296 | iNumIntraNeighbor += isLeftAvailable ( pcCU, uiPartIdxLT, uiPartIdxLB, bNeighborFlags+(iNumUnitsInCu*2)-1 ); |
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297 | iNumIntraNeighbor += isBelowLeftAvailable ( pcCU, uiPartIdxLT, uiPartIdxLB, bNeighborFlags+ iNumUnitsInCu -1 ); |
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298 | |
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299 | bAbove = true; |
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300 | bLeft = true; |
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301 | |
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302 | #if DEPTH_MAP_GENERATION |
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303 | if ( bPrdDepthMap ) |
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304 | { |
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305 | uiWidth = ( uiCuWidth2 >> uiSubSampExpX ) + 1; |
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306 | uiHeight = ( uiCuHeight2 >> uiSubSampExpY ) + 1; |
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307 | } |
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308 | else |
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309 | { |
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310 | uiWidth=uiCuWidth2+1; |
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311 | uiHeight=uiCuHeight2+1; |
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312 | } |
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313 | #else |
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314 | uiWidth=uiCuWidth2+1; |
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315 | uiHeight=uiCuHeight2+1; |
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316 | #endif |
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317 | |
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318 | if (((uiWidth<<2)>iOrgBufStride)||((uiHeight<<2)>iOrgBufHeight)) |
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319 | { |
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320 | return; |
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321 | } |
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322 | |
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323 | piRoiOrigin = pcCU->getPic()->getPicYuvRec()->getLumaAddr(pcCU->getAddr(), pcCU->getZorderIdxInCU()+uiZorderIdxInPart); |
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324 | piAdiTemp = piAdiBuf; |
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325 | |
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326 | #if DEPTH_MAP_GENERATION |
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327 | if( bPrdDepthMap ) |
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328 | { |
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329 | piRoiOrigin = pcCU->getPic()->getPredDepthMap()->getLumaAddr( pcCU->getAddr(), pcCU->getZorderIdxInCU() + uiZorderIdxInPart ); |
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330 | } |
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331 | #endif |
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332 | |
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333 | #if DEPTH_MAP_GENERATION |
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334 | if ( bPrdDepthMap ) |
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335 | fillReferenceSamples ( pcCU, piRoiOrigin, piAdiTemp, bNeighborFlags, iNumIntraNeighbor, iUnitSize >> uiSubSampExpX, iNumUnitsInCu, iTotalUnits, uiCuWidth >> uiSubSampExpX, uiCuHeight >> uiSubSampExpY, uiWidth, uiHeight, iPicStride, bLMmode, bPrdDepthMap ); |
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336 | else |
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337 | fillReferenceSamples ( pcCU, piRoiOrigin, piAdiTemp, bNeighborFlags, iNumIntraNeighbor, iUnitSize, iNumUnitsInCu, iTotalUnits, uiCuWidth, uiCuHeight, uiWidth, uiHeight, iPicStride, bLMmode, bPrdDepthMap ); |
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338 | #else |
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339 | fillReferenceSamples ( pcCU, piRoiOrigin, piAdiTemp, bNeighborFlags, iNumIntraNeighbor, iUnitSize, iNumUnitsInCu, iTotalUnits, uiCuWidth, uiCuHeight, uiWidth, uiHeight, iPicStride, bLMmode); |
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340 | #endif |
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341 | |
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342 | |
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343 | Int i; |
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344 | // generate filtered intra prediction samples |
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345 | Int iBufSize = uiCuHeight2 + uiCuWidth2 + 1; // left and left above border + above and above right border + top left corner = length of 3. filter buffer |
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346 | |
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347 | UInt uiWH = uiWidth * uiHeight; // number of elements in one buffer |
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348 | |
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349 | Int* piFilteredBuf1 = piAdiBuf + uiWH; // 1. filter buffer |
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350 | Int* piFilteredBuf2 = piFilteredBuf1 + uiWH; // 2. filter buffer |
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351 | Int* piFilterBuf = piFilteredBuf2 + uiWH; // buffer for 2. filtering (sequential) |
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352 | Int* piFilterBufN = piFilterBuf + iBufSize; // buffer for 1. filtering (sequential) |
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353 | |
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354 | Int l = 0; |
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355 | // left border from bottom to top |
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356 | for (i = 0; i < uiCuHeight2; i++) |
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357 | { |
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358 | piFilterBuf[l++] = piAdiTemp[uiWidth * (uiCuHeight2 - i)]; |
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359 | } |
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360 | // top left corner |
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361 | piFilterBuf[l++] = piAdiTemp[0]; |
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362 | // above border from left to right |
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363 | for (i=0; i < uiCuWidth2; i++) |
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364 | { |
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365 | piFilterBuf[l++] = piAdiTemp[1 + i]; |
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366 | } |
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367 | |
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368 | // 1. filtering with [1 2 1] |
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369 | piFilterBufN[0] = piFilterBuf[0]; |
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370 | piFilterBufN[iBufSize - 1] = piFilterBuf[iBufSize - 1]; |
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371 | for (i = 1; i < iBufSize - 1; i++) |
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372 | { |
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373 | piFilterBufN[i] = (piFilterBuf[i - 1] + 2 * piFilterBuf[i]+piFilterBuf[i + 1] + 2) >> 2; |
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374 | } |
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375 | |
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376 | // fill 1. filter buffer with filtered values |
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377 | l=0; |
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378 | for (i = 0; i < uiCuHeight2; i++) |
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379 | { |
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380 | piFilteredBuf1[uiWidth * (uiCuHeight2 - i)] = piFilterBufN[l++]; |
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381 | } |
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382 | piFilteredBuf1[0] = piFilterBufN[l++]; |
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383 | for (i = 0; i < uiCuWidth2; i++) |
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384 | { |
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385 | piFilteredBuf1[1 + i] = piFilterBufN[l++]; |
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386 | } |
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387 | } |
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388 | |
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389 | Void TComPattern::initAdiPatternChroma( TComDataCU* pcCU, UInt uiZorderIdxInPart, UInt uiPartDepth, Int* piAdiBuf, Int iOrgBufStride, Int iOrgBufHeight, Bool& bAbove, Bool& bLeft ) |
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390 | { |
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391 | Pel* piRoiOrigin; |
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392 | Int* piAdiTemp; |
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393 | UInt uiCuWidth = pcCU->getWidth (0) >> uiPartDepth; |
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394 | UInt uiCuHeight = pcCU->getHeight(0) >> uiPartDepth; |
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395 | UInt uiWidth; |
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396 | UInt uiHeight; |
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397 | Int iPicStride = pcCU->getPic()->getCStride(); |
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398 | |
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399 | Int iUnitSize = 0; |
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400 | Int iNumUnitsInCu = 0; |
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401 | Int iTotalUnits = 0; |
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402 | Bool bNeighborFlags[4 * MAX_NUM_SPU_W + 1]; |
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403 | Int iNumIntraNeighbor = 0; |
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404 | |
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405 | UInt uiPartIdxLT, uiPartIdxRT, uiPartIdxLB; |
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406 | |
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407 | pcCU->deriveLeftRightTopIdxAdi( uiPartIdxLT, uiPartIdxRT, uiZorderIdxInPart, uiPartDepth ); |
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408 | pcCU->deriveLeftBottomIdxAdi ( uiPartIdxLB, uiZorderIdxInPart, uiPartDepth ); |
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409 | |
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410 | iUnitSize = (g_uiMaxCUWidth >> g_uiMaxCUDepth) >> 1; // for chroma |
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411 | iNumUnitsInCu = (uiCuWidth / iUnitSize) >> 1; // for chroma |
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412 | iTotalUnits = (iNumUnitsInCu << 2) + 1; |
---|
413 | |
---|
414 | bNeighborFlags[iNumUnitsInCu*2] = isAboveLeftAvailable( pcCU, uiPartIdxLT ); |
---|
415 | iNumIntraNeighbor += (Int)(bNeighborFlags[iNumUnitsInCu*2]); |
---|
416 | iNumIntraNeighbor += isAboveAvailable ( pcCU, uiPartIdxLT, uiPartIdxRT, bNeighborFlags+(iNumUnitsInCu*2)+1 ); |
---|
417 | iNumIntraNeighbor += isAboveRightAvailable( pcCU, uiPartIdxLT, uiPartIdxRT, bNeighborFlags+(iNumUnitsInCu*3)+1 ); |
---|
418 | iNumIntraNeighbor += isLeftAvailable ( pcCU, uiPartIdxLT, uiPartIdxLB, bNeighborFlags+(iNumUnitsInCu*2)-1 ); |
---|
419 | iNumIntraNeighbor += isBelowLeftAvailable ( pcCU, uiPartIdxLT, uiPartIdxLB, bNeighborFlags+ iNumUnitsInCu -1 ); |
---|
420 | |
---|
421 | bAbove = true; |
---|
422 | bLeft = true; |
---|
423 | |
---|
424 | uiCuWidth=uiCuWidth>>1; // for chroma |
---|
425 | uiCuHeight=uiCuHeight>>1; // for chroma |
---|
426 | |
---|
427 | uiWidth=uiCuWidth*2+1; |
---|
428 | uiHeight=uiCuHeight*2+1; |
---|
429 | |
---|
430 | if ((4*uiWidth>iOrgBufStride)||(4*uiHeight>iOrgBufHeight)) |
---|
431 | { |
---|
432 | return; |
---|
433 | } |
---|
434 | |
---|
435 | // get Cb pattern |
---|
436 | piRoiOrigin = pcCU->getPic()->getPicYuvRec()->getCbAddr(pcCU->getAddr(), pcCU->getZorderIdxInCU()+uiZorderIdxInPart); |
---|
437 | piAdiTemp = piAdiBuf; |
---|
438 | |
---|
439 | #if DEPTH_MAP_GENERATION |
---|
440 | fillReferenceSamples ( pcCU, piRoiOrigin, piAdiTemp, bNeighborFlags, iNumIntraNeighbor, iUnitSize, iNumUnitsInCu, iTotalUnits, uiCuWidth, uiCuHeight, uiWidth, uiHeight, iPicStride, false, false ); |
---|
441 | #else |
---|
442 | fillReferenceSamples ( pcCU, piRoiOrigin, piAdiTemp, bNeighborFlags, iNumIntraNeighbor, iUnitSize, iNumUnitsInCu, iTotalUnits, uiCuWidth, uiCuHeight, uiWidth, uiHeight, iPicStride); |
---|
443 | #endif |
---|
444 | |
---|
445 | // get Cr pattern |
---|
446 | piRoiOrigin = pcCU->getPic()->getPicYuvRec()->getCrAddr(pcCU->getAddr(), pcCU->getZorderIdxInCU()+uiZorderIdxInPart); |
---|
447 | piAdiTemp = piAdiBuf+uiWidth*uiHeight; |
---|
448 | |
---|
449 | #if DEPTH_MAP_GENERATION |
---|
450 | fillReferenceSamples ( pcCU, piRoiOrigin, piAdiTemp, bNeighborFlags, iNumIntraNeighbor, iUnitSize, iNumUnitsInCu, iTotalUnits, uiCuWidth, uiCuHeight, uiWidth, uiHeight, iPicStride, false, false ); |
---|
451 | #else |
---|
452 | fillReferenceSamples ( pcCU, piRoiOrigin, piAdiTemp, bNeighborFlags, iNumIntraNeighbor, iUnitSize, iNumUnitsInCu, iTotalUnits, uiCuWidth, uiCuHeight, uiWidth, uiHeight, iPicStride); |
---|
453 | #endif |
---|
454 | |
---|
455 | } |
---|
456 | |
---|
457 | Void TComPattern::fillReferenceSamples( TComDataCU* pcCU, Pel* piRoiOrigin, Int* piAdiTemp, Bool* bNeighborFlags, Int iNumIntraNeighbor, Int iUnitSize, Int iNumUnitsInCu, Int iTotalUnits, UInt uiCuWidth, UInt uiCuHeight, UInt uiWidth, UInt uiHeight, Int iPicStride, Bool bLMmode |
---|
458 | #if DEPTH_MAP_GENERATION |
---|
459 | , Bool bPrdDepthMap |
---|
460 | #endif |
---|
461 | ) |
---|
462 | { |
---|
463 | Pel* piRoiTemp; |
---|
464 | Int i, j; |
---|
465 | #if DEPTH_MAP_GENERATION |
---|
466 | Int iDCValue = ( bPrdDepthMap ? PDM_UNDEFINED_DEPTH : ( 1<<( g_uiBitDepth + g_uiBitIncrement - 1) ) ); |
---|
467 | #else |
---|
468 | Int iDCValue = ( 1<<( g_uiBitDepth + g_uiBitIncrement - 1) ); |
---|
469 | #endif |
---|
470 | |
---|
471 | if (iNumIntraNeighbor == 0) |
---|
472 | { |
---|
473 | // Fill border with DC value |
---|
474 | for (i=0; i<uiWidth; i++) |
---|
475 | { |
---|
476 | piAdiTemp[i] = iDCValue; |
---|
477 | } |
---|
478 | for (i=1; i<uiHeight; i++) |
---|
479 | { |
---|
480 | piAdiTemp[i*uiWidth] = iDCValue; |
---|
481 | } |
---|
482 | } |
---|
483 | else if (iNumIntraNeighbor == iTotalUnits) |
---|
484 | { |
---|
485 | // Fill top-left border with rec. samples |
---|
486 | piRoiTemp = piRoiOrigin - iPicStride - 1; |
---|
487 | piAdiTemp[0] = piRoiTemp[0]; |
---|
488 | |
---|
489 | // Fill left border with rec. samples |
---|
490 | piRoiTemp = piRoiOrigin - 1; |
---|
491 | |
---|
492 | if (bLMmode) |
---|
493 | { |
---|
494 | piRoiTemp --; // move to the second left column |
---|
495 | } |
---|
496 | |
---|
497 | for (i=0; i<uiCuHeight; i++) |
---|
498 | { |
---|
499 | piAdiTemp[(1+i)*uiWidth] = piRoiTemp[0]; |
---|
500 | piRoiTemp += iPicStride; |
---|
501 | } |
---|
502 | |
---|
503 | // Fill below left border with rec. samples |
---|
504 | for (i=0; i<uiCuHeight; i++) |
---|
505 | { |
---|
506 | piAdiTemp[(1+uiCuHeight+i)*uiWidth] = piRoiTemp[0]; |
---|
507 | piRoiTemp += iPicStride; |
---|
508 | } |
---|
509 | |
---|
510 | // Fill top border with rec. samples |
---|
511 | piRoiTemp = piRoiOrigin - iPicStride; |
---|
512 | for (i=0; i<uiCuWidth; i++) |
---|
513 | { |
---|
514 | piAdiTemp[1+i] = piRoiTemp[i]; |
---|
515 | } |
---|
516 | |
---|
517 | // Fill top right border with rec. samples |
---|
518 | piRoiTemp = piRoiOrigin - iPicStride + uiCuWidth; |
---|
519 | for (i=0; i<uiCuWidth; i++) |
---|
520 | { |
---|
521 | piAdiTemp[1+uiCuWidth+i] = piRoiTemp[i]; |
---|
522 | } |
---|
523 | } |
---|
524 | else // reference samples are partially available |
---|
525 | { |
---|
526 | Int iNumUnits2 = iNumUnitsInCu<<1; |
---|
527 | Int iTotalSamples = iTotalUnits*iUnitSize; |
---|
528 | Pel piAdiLine[5 * MAX_CU_SIZE]; |
---|
529 | Pel *piAdiLineTemp; |
---|
530 | Bool *pbNeighborFlags; |
---|
531 | Int iNext, iCurr; |
---|
532 | Pel piRef = 0; |
---|
533 | |
---|
534 | // Initialize |
---|
535 | for (i=0; i<iTotalSamples; i++) |
---|
536 | { |
---|
537 | piAdiLine[i] = iDCValue; |
---|
538 | } |
---|
539 | |
---|
540 | // Fill top-left sample |
---|
541 | piRoiTemp = piRoiOrigin - iPicStride - 1; |
---|
542 | piAdiLineTemp = piAdiLine + (iNumUnits2*iUnitSize); |
---|
543 | pbNeighborFlags = bNeighborFlags + iNumUnits2; |
---|
544 | if (*pbNeighborFlags) |
---|
545 | { |
---|
546 | piAdiLineTemp[0] = piRoiTemp[0]; |
---|
547 | for (i=1; i<iUnitSize; i++) |
---|
548 | { |
---|
549 | piAdiLineTemp[i] = piAdiLineTemp[0]; |
---|
550 | } |
---|
551 | } |
---|
552 | |
---|
553 | // Fill left & below-left samples |
---|
554 | piRoiTemp += iPicStride; |
---|
555 | if (bLMmode) |
---|
556 | { |
---|
557 | piRoiTemp --; // move the second left column |
---|
558 | } |
---|
559 | piAdiLineTemp--; |
---|
560 | pbNeighborFlags--; |
---|
561 | for (j=0; j<iNumUnits2; j++) |
---|
562 | { |
---|
563 | if (*pbNeighborFlags) |
---|
564 | { |
---|
565 | for (i=0; i<iUnitSize; i++) |
---|
566 | { |
---|
567 | piAdiLineTemp[-i] = piRoiTemp[i*iPicStride]; |
---|
568 | } |
---|
569 | } |
---|
570 | piRoiTemp += iUnitSize*iPicStride; |
---|
571 | piAdiLineTemp -= iUnitSize; |
---|
572 | pbNeighborFlags--; |
---|
573 | } |
---|
574 | |
---|
575 | // Fill above & above-right samples |
---|
576 | piRoiTemp = piRoiOrigin - iPicStride; |
---|
577 | piAdiLineTemp = piAdiLine + ((iNumUnits2+1)*iUnitSize); |
---|
578 | pbNeighborFlags = bNeighborFlags + iNumUnits2 + 1; |
---|
579 | for (j=0; j<iNumUnits2; j++) |
---|
580 | { |
---|
581 | if (*pbNeighborFlags) |
---|
582 | { |
---|
583 | for (i=0; i<iUnitSize; i++) |
---|
584 | { |
---|
585 | piAdiLineTemp[i] = piRoiTemp[i]; |
---|
586 | } |
---|
587 | } |
---|
588 | piRoiTemp += iUnitSize; |
---|
589 | piAdiLineTemp += iUnitSize; |
---|
590 | pbNeighborFlags++; |
---|
591 | } |
---|
592 | |
---|
593 | // Pad reference samples when necessary |
---|
594 | iCurr = 0; |
---|
595 | iNext = 1; |
---|
596 | piAdiLineTemp = piAdiLine; |
---|
597 | while (iCurr < iTotalUnits) |
---|
598 | { |
---|
599 | if (!bNeighborFlags[iCurr]) |
---|
600 | { |
---|
601 | if(iCurr == 0) |
---|
602 | { |
---|
603 | while (iNext < iTotalUnits && !bNeighborFlags[iNext]) |
---|
604 | { |
---|
605 | iNext++; |
---|
606 | } |
---|
607 | piRef = piAdiLine[iNext*iUnitSize]; |
---|
608 | // Pad unavailable samples with new value |
---|
609 | while (iCurr < iNext) |
---|
610 | { |
---|
611 | for (i=0; i<iUnitSize; i++) |
---|
612 | { |
---|
613 | piAdiLineTemp[i] = piRef; |
---|
614 | } |
---|
615 | piAdiLineTemp += iUnitSize; |
---|
616 | iCurr++; |
---|
617 | } |
---|
618 | } |
---|
619 | else |
---|
620 | { |
---|
621 | piRef = piAdiLine[iCurr*iUnitSize-1]; |
---|
622 | for (i=0; i<iUnitSize; i++) |
---|
623 | { |
---|
624 | piAdiLineTemp[i] = piRef; |
---|
625 | } |
---|
626 | piAdiLineTemp += iUnitSize; |
---|
627 | iCurr++; |
---|
628 | } |
---|
629 | } |
---|
630 | else |
---|
631 | { |
---|
632 | piAdiLineTemp += iUnitSize; |
---|
633 | iCurr++; |
---|
634 | } |
---|
635 | } |
---|
636 | |
---|
637 | // Copy processed samples |
---|
638 | piAdiLineTemp = piAdiLine + uiHeight + iUnitSize - 2; |
---|
639 | for (i=0; i<uiWidth; i++) |
---|
640 | { |
---|
641 | piAdiTemp[i] = piAdiLineTemp[i]; |
---|
642 | } |
---|
643 | piAdiLineTemp = piAdiLine + uiHeight - 1; |
---|
644 | for (i=1; i<uiHeight; i++) |
---|
645 | { |
---|
646 | piAdiTemp[i*uiWidth] = piAdiLineTemp[-i]; |
---|
647 | } |
---|
648 | } |
---|
649 | } |
---|
650 | |
---|
651 | Int* TComPattern::getAdiOrgBuf( Int iCuWidth, Int iCuHeight, Int* piAdiBuf) |
---|
652 | { |
---|
653 | return piAdiBuf; |
---|
654 | } |
---|
655 | |
---|
656 | Int* TComPattern::getAdiCbBuf( Int iCuWidth, Int iCuHeight, Int* piAdiBuf) |
---|
657 | { |
---|
658 | return piAdiBuf; |
---|
659 | } |
---|
660 | |
---|
661 | Int* TComPattern::getAdiCrBuf(Int iCuWidth,Int iCuHeight, Int* piAdiBuf) |
---|
662 | { |
---|
663 | return piAdiBuf+(iCuWidth*2+1)*(iCuHeight*2+1); |
---|
664 | } |
---|
665 | |
---|
666 | /** Get pointer to reference samples for intra prediction |
---|
667 | * \param uiDirMode prediction mode index |
---|
668 | * \param log2BlkSize size of block (2 = 4x4, 3 = 8x8, 4 = 16x16, 5 = 32x32, 6 = 64x64) |
---|
669 | * \param piAdiBuf pointer to unfiltered reference samples |
---|
670 | * \return pointer to (possibly filtered) reference samples |
---|
671 | * |
---|
672 | * The prediction mode index is used to determine whether a smoothed reference sample buffer is returned. |
---|
673 | */ |
---|
674 | Int* TComPattern::getPredictorPtr( UInt uiDirMode, UInt log2BlkSize, Int* piAdiBuf ) |
---|
675 | { |
---|
676 | Int* piSrc; |
---|
677 | #if LGE_EDGE_INTRA_A0070 |
---|
678 | mapEdgeIntratoDC( uiDirMode ); |
---|
679 | #endif |
---|
680 | assert(log2BlkSize >= 2 && log2BlkSize < 7); |
---|
681 | #if HHI_DMM_WEDGE_INTRA || HHI_DMM_PRED_TEX |
---|
682 | mapDMMtoIntraMode( uiDirMode ); |
---|
683 | #endif |
---|
684 | #if LOGI_INTRA_NAME_3MPM |
---|
685 | Int diff = min<Int>(abs((Int) uiDirMode - HOR_IDX), abs((Int)uiDirMode - VER_IDX)); |
---|
686 | UChar ucFiltIdx = diff > m_aucIntraFilter[log2BlkSize - 2] ? 1 : 0; |
---|
687 | if (uiDirMode == DC_IDX || uiDirMode == LM_CHROMA_IDX) |
---|
688 | { |
---|
689 | ucFiltIdx = 0; //no smoothing for DC or LM chroma |
---|
690 | } |
---|
691 | #else |
---|
692 | UChar ucFiltIdx = m_aucIntraFilter[log2BlkSize - 2][uiDirMode]; |
---|
693 | #endif |
---|
694 | |
---|
695 | assert( ucFiltIdx <= 1 ); |
---|
696 | |
---|
697 | Int width = 1 << log2BlkSize; |
---|
698 | Int height = 1 << log2BlkSize; |
---|
699 | |
---|
700 | piSrc = getAdiOrgBuf( width, height, piAdiBuf ); |
---|
701 | |
---|
702 | if ( ucFiltIdx ) |
---|
703 | { |
---|
704 | piSrc += (2 * width + 1) * (2 * height + 1); |
---|
705 | } |
---|
706 | |
---|
707 | return piSrc; |
---|
708 | } |
---|
709 | |
---|
710 | Bool TComPattern::isAboveLeftAvailable( TComDataCU* pcCU, UInt uiPartIdxLT ) |
---|
711 | { |
---|
712 | Bool bAboveLeftFlag; |
---|
713 | UInt uiPartAboveLeft; |
---|
714 | TComDataCU* pcCUAboveLeft = pcCU->getPUAboveLeft( uiPartAboveLeft, uiPartIdxLT, true, false ); |
---|
715 | if(pcCU->getSlice()->getPPS()->getConstrainedIntraPred()) |
---|
716 | { |
---|
717 | bAboveLeftFlag = ( pcCUAboveLeft && pcCUAboveLeft->getPredictionMode( uiPartAboveLeft ) == MODE_INTRA ); |
---|
718 | } |
---|
719 | else |
---|
720 | { |
---|
721 | bAboveLeftFlag = (pcCUAboveLeft ? true : false); |
---|
722 | } |
---|
723 | return bAboveLeftFlag; |
---|
724 | } |
---|
725 | |
---|
726 | Int TComPattern::isAboveAvailable( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxRT, Bool *bValidFlags ) |
---|
727 | { |
---|
728 | const UInt uiRasterPartBegin = g_auiZscanToRaster[uiPartIdxLT]; |
---|
729 | const UInt uiRasterPartEnd = g_auiZscanToRaster[uiPartIdxRT]+1; |
---|
730 | const UInt uiIdxStep = 1; |
---|
731 | Bool *pbValidFlags = bValidFlags; |
---|
732 | Int iNumIntra = 0; |
---|
733 | |
---|
734 | for ( UInt uiRasterPart = uiRasterPartBegin; uiRasterPart < uiRasterPartEnd; uiRasterPart += uiIdxStep ) |
---|
735 | { |
---|
736 | UInt uiPartAbove; |
---|
737 | TComDataCU* pcCUAbove = pcCU->getPUAbove( uiPartAbove, g_auiRasterToZscan[uiRasterPart], true, false ); |
---|
738 | if(pcCU->getSlice()->getPPS()->getConstrainedIntraPred()) |
---|
739 | { |
---|
740 | if ( pcCUAbove && pcCUAbove->getPredictionMode( uiPartAbove ) == MODE_INTRA ) |
---|
741 | { |
---|
742 | iNumIntra++; |
---|
743 | *pbValidFlags = true; |
---|
744 | } |
---|
745 | else |
---|
746 | { |
---|
747 | *pbValidFlags = false; |
---|
748 | } |
---|
749 | } |
---|
750 | else |
---|
751 | { |
---|
752 | if (pcCUAbove) |
---|
753 | { |
---|
754 | iNumIntra++; |
---|
755 | *pbValidFlags = true; |
---|
756 | } |
---|
757 | else |
---|
758 | { |
---|
759 | *pbValidFlags = false; |
---|
760 | } |
---|
761 | } |
---|
762 | pbValidFlags++; |
---|
763 | } |
---|
764 | return iNumIntra; |
---|
765 | } |
---|
766 | |
---|
767 | Int TComPattern::isLeftAvailable( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxLB, Bool *bValidFlags ) |
---|
768 | { |
---|
769 | const UInt uiRasterPartBegin = g_auiZscanToRaster[uiPartIdxLT]; |
---|
770 | const UInt uiRasterPartEnd = g_auiZscanToRaster[uiPartIdxLB]+1; |
---|
771 | const UInt uiIdxStep = pcCU->getPic()->getNumPartInWidth(); |
---|
772 | Bool *pbValidFlags = bValidFlags; |
---|
773 | Int iNumIntra = 0; |
---|
774 | |
---|
775 | for ( UInt uiRasterPart = uiRasterPartBegin; uiRasterPart < uiRasterPartEnd; uiRasterPart += uiIdxStep ) |
---|
776 | { |
---|
777 | UInt uiPartLeft; |
---|
778 | TComDataCU* pcCULeft = pcCU->getPULeft( uiPartLeft, g_auiRasterToZscan[uiRasterPart], true, false ); |
---|
779 | if(pcCU->getSlice()->getPPS()->getConstrainedIntraPred()) |
---|
780 | { |
---|
781 | if ( pcCULeft && pcCULeft->getPredictionMode( uiPartLeft ) == MODE_INTRA ) |
---|
782 | { |
---|
783 | iNumIntra++; |
---|
784 | *pbValidFlags = true; |
---|
785 | } |
---|
786 | else |
---|
787 | { |
---|
788 | *pbValidFlags = false; |
---|
789 | } |
---|
790 | } |
---|
791 | else |
---|
792 | { |
---|
793 | if ( pcCULeft ) |
---|
794 | { |
---|
795 | iNumIntra++; |
---|
796 | *pbValidFlags = true; |
---|
797 | } |
---|
798 | else |
---|
799 | { |
---|
800 | *pbValidFlags = false; |
---|
801 | } |
---|
802 | } |
---|
803 | pbValidFlags--; // opposite direction |
---|
804 | } |
---|
805 | |
---|
806 | return iNumIntra; |
---|
807 | } |
---|
808 | |
---|
809 | Int TComPattern::isAboveRightAvailable( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxRT, Bool *bValidFlags ) |
---|
810 | { |
---|
811 | const UInt uiNumUnitsInPU = g_auiZscanToRaster[uiPartIdxRT] - g_auiZscanToRaster[uiPartIdxLT] + 1; |
---|
812 | const UInt uiPuWidth = uiNumUnitsInPU * pcCU->getPic()->getMinCUWidth(); |
---|
813 | Bool *pbValidFlags = bValidFlags; |
---|
814 | Int iNumIntra = 0; |
---|
815 | |
---|
816 | for ( UInt uiOffset = 1; uiOffset <= uiNumUnitsInPU; uiOffset++ ) |
---|
817 | { |
---|
818 | UInt uiPartAboveRight; |
---|
819 | TComDataCU* pcCUAboveRight = pcCU->getPUAboveRightAdi( uiPartAboveRight, uiPuWidth, uiPartIdxRT, uiOffset, true, false ); |
---|
820 | if(pcCU->getSlice()->getPPS()->getConstrainedIntraPred()) |
---|
821 | { |
---|
822 | if ( pcCUAboveRight && pcCUAboveRight->getPredictionMode( uiPartAboveRight ) == MODE_INTRA ) |
---|
823 | { |
---|
824 | iNumIntra++; |
---|
825 | *pbValidFlags = true; |
---|
826 | } |
---|
827 | else |
---|
828 | { |
---|
829 | *pbValidFlags = false; |
---|
830 | } |
---|
831 | } |
---|
832 | else |
---|
833 | { |
---|
834 | if ( pcCUAboveRight ) |
---|
835 | { |
---|
836 | iNumIntra++; |
---|
837 | *pbValidFlags = true; |
---|
838 | } |
---|
839 | else |
---|
840 | { |
---|
841 | *pbValidFlags = false; |
---|
842 | } |
---|
843 | } |
---|
844 | pbValidFlags++; |
---|
845 | } |
---|
846 | |
---|
847 | return iNumIntra; |
---|
848 | } |
---|
849 | |
---|
850 | Int TComPattern::isBelowLeftAvailable( TComDataCU* pcCU, UInt uiPartIdxLT, UInt uiPartIdxLB, Bool *bValidFlags ) |
---|
851 | { |
---|
852 | const UInt uiNumUnitsInPU = (g_auiZscanToRaster[uiPartIdxLB] - g_auiZscanToRaster[uiPartIdxLT]) / pcCU->getPic()->getNumPartInWidth() + 1; |
---|
853 | const UInt uiPuHeight = uiNumUnitsInPU * pcCU->getPic()->getMinCUHeight(); |
---|
854 | Bool *pbValidFlags = bValidFlags; |
---|
855 | Int iNumIntra = 0; |
---|
856 | |
---|
857 | for ( UInt uiOffset = 1; uiOffset <= uiNumUnitsInPU; uiOffset++ ) |
---|
858 | { |
---|
859 | UInt uiPartBelowLeft; |
---|
860 | TComDataCU* pcCUBelowLeft = pcCU->getPUBelowLeftAdi( uiPartBelowLeft, uiPuHeight, uiPartIdxLB, uiOffset, true, false ); |
---|
861 | if(pcCU->getSlice()->getPPS()->getConstrainedIntraPred()) |
---|
862 | { |
---|
863 | if ( pcCUBelowLeft && pcCUBelowLeft->getPredictionMode( uiPartBelowLeft ) == MODE_INTRA ) |
---|
864 | { |
---|
865 | iNumIntra++; |
---|
866 | *pbValidFlags = true; |
---|
867 | } |
---|
868 | else |
---|
869 | { |
---|
870 | *pbValidFlags = false; |
---|
871 | } |
---|
872 | } |
---|
873 | else |
---|
874 | { |
---|
875 | if ( pcCUBelowLeft ) |
---|
876 | { |
---|
877 | iNumIntra++; |
---|
878 | *pbValidFlags = true; |
---|
879 | } |
---|
880 | else |
---|
881 | { |
---|
882 | *pbValidFlags = false; |
---|
883 | } |
---|
884 | } |
---|
885 | pbValidFlags--; // opposite direction |
---|
886 | } |
---|
887 | |
---|
888 | return iNumIntra; |
---|
889 | } |
---|
890 | //! \} |
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