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 TComYuv.h |
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35 | \brief general YUV buffer class (header) |
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36 | \todo this should be merged with TComPicYuv \n |
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37 | check usage of removeHighFreq function |
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38 | */ |
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39 | |
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40 | #ifndef __TCOMYUV__ |
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41 | #define __TCOMYUV__ |
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42 | #include "CommonDef.h" |
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43 | #include "TComPicYuv.h" |
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44 | #include "TComRectangle.h" |
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45 | |
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46 | //! \ingroup TLibCommon |
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47 | //! \{ |
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48 | |
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49 | // ==================================================================================================================== |
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50 | // Class definition |
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51 | // ==================================================================================================================== |
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52 | |
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53 | /// general YUV buffer class |
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54 | class TComYuv |
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55 | { |
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56 | private: |
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57 | |
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58 | // ------------------------------------------------------------------------------------------------------------------ |
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59 | // YUV buffer |
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60 | // ------------------------------------------------------------------------------------------------------------------ |
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61 | |
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62 | Pel* m_apiBuf[MAX_NUM_COMPONENT]; |
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63 | |
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64 | // ------------------------------------------------------------------------------------------------------------------ |
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65 | // Parameter for general YUV buffer usage |
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66 | // ------------------------------------------------------------------------------------------------------------------ |
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67 | |
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68 | UInt m_iWidth; |
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69 | UInt m_iHeight; |
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70 | ChromaFormat m_chromaFormatIDC; ////< Chroma Format |
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71 | |
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72 | // dims 16x16 |
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73 | // blkSize=4x4 |
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74 | |
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75 | // these functions assume a square CU, of size width*width, split into square TUs each of size blkSize*blkSize. |
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76 | // iTransUnitIdx is the raster-scanned index of the sub-block (TU) in question. |
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77 | // eg for a 16x16 CU, with 4x4 TUs: |
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78 | // 0 1 2 3 |
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79 | // 4 5 6 7 |
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80 | // 8 9 10 11 |
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81 | // 12 13 14 15 |
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82 | |
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83 | // So, for iTransUnitIdx=14, 14*4 & 15 =8=X offset. |
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84 | // 14*4 / 16 =3=Y block offset |
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85 | // 3*4*16 = Y offset within buffer |
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86 | |
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87 | |
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88 | public: |
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89 | |
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90 | TComYuv (); |
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91 | virtual ~TComYuv (); |
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92 | |
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93 | // ------------------------------------------------------------------------------------------------------------------ |
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94 | // Memory management |
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95 | // ------------------------------------------------------------------------------------------------------------------ |
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96 | |
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97 | Void create ( const UInt iWidth, const UInt iHeight, const ChromaFormat chromaFormatIDC ); ///< Create YUV buffer |
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98 | Void destroy (); ///< Destroy YUV buffer |
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99 | Void clear (); ///< clear YUV buffer |
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100 | |
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101 | // ------------------------------------------------------------------------------------------------------------------ |
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102 | // Copy, load, store YUV buffer |
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103 | // ------------------------------------------------------------------------------------------------------------------ |
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104 | |
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105 | // Copy YUV buffer to picture buffer |
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106 | Void copyToPicYuv ( TComPicYuv* pcPicYuvDst, const UInt ctuRsAddr, const UInt uiAbsZorderIdx, const UInt uiPartDepth = 0, const UInt uiPartIdx = 0 ) const ; |
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107 | Void copyToPicComponent ( const ComponentID id, TComPicYuv* pcPicYuvDst, const UInt iCtuRsAddr, const UInt uiAbsZorderIdx, const UInt uiPartDepth = 0, const UInt uiPartIdx = 0 ) const ; |
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108 | |
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109 | // Copy YUV buffer from picture buffer |
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110 | Void copyFromPicYuv ( const TComPicYuv* pcPicYuvSrc, const UInt ctuRsAddr, const UInt uiAbsZorderIdx ); |
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111 | Void copyFromPicComponent ( const ComponentID id, const TComPicYuv* pcPicYuvSrc, const UInt iCtuRsAddr, const UInt uiAbsZorderIdx ); |
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112 | |
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113 | // Copy Small YUV buffer to the part of other Big YUV buffer |
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114 | Void copyToPartYuv ( TComYuv* pcYuvDst, const UInt uiDstPartIdx ) const ; |
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115 | Void copyToPartComponent ( const ComponentID id, TComYuv* pcYuvDst, const UInt uiDstPartIdx ) const ; |
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116 | |
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117 | // Copy the part of Big YUV buffer to other Small YUV buffer |
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118 | Void copyPartToYuv ( TComYuv* pcYuvDst, const UInt uiSrcPartIdx ) const; |
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119 | Void copyPartToComponent ( const ComponentID id, TComYuv* pcYuvDst, const UInt uiSrcPartIdx ) const; |
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120 | |
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121 | // Copy YUV partition buffer to other YUV partition buffer |
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122 | Void copyPartToPartYuv ( TComYuv* pcYuvDst, const UInt uiPartIdx, const UInt uiWidth, const UInt uiHeight ) const; |
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123 | Void copyPartToPartComponent ( const ComponentID id, TComYuv* pcYuvDst, const UInt uiPartIdx, const UInt uiWidthComponent, const UInt uiHeightComponent ) const; |
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124 | |
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125 | // Copy YUV partition buffer to other YUV partition buffer for non-square blocks |
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126 | Void copyPartToPartComponentMxN ( const ComponentID id, TComYuv* pcYuvDst, const TComRectangle &rect ) const; |
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127 | |
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128 | // ------------------------------------------------------------------------------------------------------------------ |
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129 | // Algebraic operation for YUV buffer |
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130 | // ------------------------------------------------------------------------------------------------------------------ |
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131 | |
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132 | // Clip(pcYuvSrc0 + pcYuvSrc1) -> m_apiBuf |
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133 | Void addClip ( const TComYuv* pcYuvSrc0, const TComYuv* pcYuvSrc1, const UInt uiTrUnitIdx, const UInt uiPartSize, const BitDepths &clipBitDepths ); |
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134 | |
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135 | // pcYuvSrc0 - pcYuvSrc1 -> m_apiBuf |
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136 | Void subtract ( const TComYuv* pcYuvSrc0, const TComYuv* pcYuvSrc1, const UInt uiTrUnitIdx, const UInt uiPartSize ); |
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137 | |
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138 | // (pcYuvSrc0 + pcYuvSrc1)/2 for YUV partition |
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139 | Void addAvg ( const TComYuv* pcYuvSrc0, const TComYuv* pcYuvSrc1, const UInt iPartUnitIdx, const UInt iWidth, const UInt iHeight, const BitDepths &clipBitDepths ); |
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140 | |
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141 | Void removeHighFreq ( const TComYuv* pcYuvSrc, const UInt uiPartIdx, const UInt uiWidth, const UInt uiHeight |
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142 | , const Int bitDepths[MAX_NUM_CHANNEL_TYPE], const Bool bClipToBitDepths |
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143 | ); |
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144 | |
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145 | // ------------------------------------------------------------------------------------------------------------------ |
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146 | // Access function for YUV buffer |
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147 | // ------------------------------------------------------------------------------------------------------------------ |
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148 | |
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149 | // Access starting position of YUV buffer |
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150 | Pel* getAddr (const ComponentID id) { return m_apiBuf[id]; } |
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151 | const Pel* getAddr (const ComponentID id) const { return m_apiBuf[id]; } |
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152 | |
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153 | // Access starting position of YUV partition unit buffer |
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154 | Pel* getAddr (const ComponentID id, const UInt uiPartUnitIdx) |
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155 | { |
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156 | Int blkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiPartUnitIdx ] ] >> getComponentScaleX(id); |
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157 | Int blkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiPartUnitIdx ] ] >> getComponentScaleY(id); |
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158 | assert((blkX<getWidth(id) && blkY<getHeight(id))); |
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159 | return m_apiBuf[id] + blkX + blkY * getStride(id); |
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160 | } |
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161 | const Pel* getAddr (const ComponentID id, const UInt uiPartUnitIdx) const |
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162 | { |
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163 | Int blkX = g_auiRasterToPelX[ g_auiZscanToRaster[ uiPartUnitIdx ] ] >> getComponentScaleX(id); |
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164 | Int blkY = g_auiRasterToPelY[ g_auiZscanToRaster[ uiPartUnitIdx ] ] >> getComponentScaleY(id); |
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165 | assert((blkX<getWidth(id) && blkY<getHeight(id))); |
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166 | return m_apiBuf[id] + blkX + blkY * getStride(id); |
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167 | } |
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168 | |
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169 | // Access starting position of YUV transform unit buffer |
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170 | Pel* getAddr (const ComponentID id, const UInt iTransUnitIdx, const UInt iBlkSizeForComponent) |
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171 | { |
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172 | UInt width=getWidth(id); |
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173 | Int blkX = ( iTransUnitIdx * iBlkSizeForComponent ) & ( width - 1 ); |
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174 | Int blkY = ( iTransUnitIdx * iBlkSizeForComponent ) &~ ( width - 1 ); |
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175 | if (m_chromaFormatIDC==CHROMA_422 && id!=COMPONENT_Y) |
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176 | { |
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177 | blkY<<=1; |
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178 | } |
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179 | return m_apiBuf[id] + blkX + blkY * iBlkSizeForComponent; |
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180 | } |
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181 | |
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182 | const Pel* getAddr (const ComponentID id, const UInt iTransUnitIdx, const UInt iBlkSizeForComponent) const |
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183 | { |
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184 | UInt width=getWidth(id); |
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185 | Int blkX = ( iTransUnitIdx * iBlkSizeForComponent ) & ( width - 1 ); |
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186 | Int blkY = ( iTransUnitIdx * iBlkSizeForComponent ) &~ ( width - 1 ); |
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187 | if (m_chromaFormatIDC==CHROMA_422 && id!=COMPONENT_Y) |
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188 | { |
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189 | blkY<<=1; |
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190 | } |
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191 | return m_apiBuf[id] + blkX + blkY * iBlkSizeForComponent; |
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192 | } |
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193 | |
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194 | // Access starting position of YUV transform unit buffer by pix offset for square & non-square blocks |
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195 | Pel* getAddrPix (const ComponentID id, const UInt iPixX, const UInt iPixY ) { return m_apiBuf[id] + iPixY * getStride(id) + iPixX; } |
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196 | const Pel* getAddrPix (const ComponentID id, const UInt iPixX, const UInt iPixY ) const { return m_apiBuf[id] + iPixY * getStride(id) + iPixX; } |
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197 | |
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198 | // Get stride value of YUV buffer |
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199 | UInt getStride (const ComponentID id) const { return m_iWidth >> getComponentScaleX(id); } |
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200 | UInt getHeight (const ComponentID id) const { return m_iHeight >> getComponentScaleY(id); } |
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201 | UInt getWidth (const ComponentID id) const { return m_iWidth >> getComponentScaleX(id); } |
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202 | ChromaFormat getChromaFormat () const { return m_chromaFormatIDC; } |
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203 | UInt getNumberValidComponents () const { return ::getNumberValidComponents(m_chromaFormatIDC); } |
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204 | UInt getComponentScaleX (const ComponentID id) const { return ::getComponentScaleX(id, m_chromaFormatIDC); } |
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205 | UInt getComponentScaleY (const ComponentID id) const { return ::getComponentScaleY(id, m_chromaFormatIDC); } |
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206 | #if NH_3D |
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207 | Void addClipPartLuma( Int bitDepth, TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, UInt uiTrUnitIdx, UInt uiPartSize ); |
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208 | #if NH_3D_ARP |
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209 | Void addARP ( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, UInt uiAbsPartIdx, UInt uiWidth , UInt uiHeight , Bool bClip, const BitDepths &clipBitDepths ); |
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210 | Void addARPLuma ( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, UInt uiAbsPartIdx, UInt uiWidth , UInt uiHeight , Bool bClip, const BitDepths &clipBitDepths ); |
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211 | Void addARPChroma ( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, UInt uiAbsPartIdx, UInt uiWidth , UInt uiHeight , Bool bClip, const BitDepths &clipBitDepths ); |
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212 | Void subtractARP ( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, UInt uiAbsPartIdx, UInt uiWidth , UInt uiHeight ); |
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213 | Void subtractARPLuma ( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, UInt uiAbsPartIdx, UInt uiWidth , UInt uiHeight ); |
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214 | Void subtractARPChroma ( TComYuv* pcYuvSrc0, TComYuv* pcYuvSrc1, UInt uiAbsPartIdx, UInt uiWidth , UInt uiHeight ); |
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215 | Void multiplyARP ( UInt uiAbsPartIdx , UInt uiWidth , UInt uiHeight , UChar dW ); |
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216 | Void multiplyARPLuma ( UInt uiAbsPartIdx , UInt uiWidth , UInt uiHeight , UChar dW ); |
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217 | Void multiplyARPChroma ( UInt uiAbsPartIdx , UInt uiWidth , UInt uiHeight , UChar dW ); |
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218 | private: |
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219 | Void xxMultiplyLine ( Pel * pSrcDst , UInt uiWidth , UChar dW ); |
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220 | #endif |
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221 | #endif |
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222 | |
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223 | };// END CLASS DEFINITION TComYuv |
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224 | |
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225 | //! \} |
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226 | |
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227 | #endif // __TCOMYUV__ |
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