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1 /* |
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2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: YUV to bitmap and bitmap to YUV conversion routines for VT |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 |
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21 #include <e32svr.h> |
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22 #include <fbs.h> |
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23 #include "CVtImageConverter.h" |
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24 |
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25 // LOCAL CONSTANTS AND MACROS |
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26 |
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27 #ifdef _DEBUG |
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28 # define __IF_DEBUG(t) {RDebug::t;} |
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29 #else |
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30 # define __IF_DEBUG(t) |
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31 #endif |
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32 |
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33 // Calculates average for two integer values |
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34 #define AVG( a, b ) ( ( a + b ) >> 1 ) |
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35 |
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36 // MODULE DATA STRUCTURES |
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37 |
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38 /** |
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39 * Holds data for one YUV pixel |
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40 * |
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41 * @lib VTImageConverter.lib |
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42 */ |
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43 struct TVSYCrCb |
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44 { |
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45 public: |
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46 // Y data |
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47 TInt iY; |
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48 |
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49 // Cb (U) data |
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50 TInt iCb; |
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51 |
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52 // Cr (V) data |
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53 TInt iCr; |
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54 }; |
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55 |
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56 // LOCAL FUNCTION PROTOTYPES |
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57 |
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58 // FORWARD DECLARATIONS |
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59 |
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60 // ============================= LOCAL FUNCTIONS =============================== |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // RGBtoYCbCr( TVSYCrCb* aYuv, const TRgb& aColor ) |
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64 // (other items were commented in a header). |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 TUint8 RGBtoYCbCr( TVSYCrCb* aYuv, const TRgb& aColor ) |
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68 { |
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69 const TInt YRedFactor = 19595; // 0.299 << 16 |
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70 const TInt YGreenFactor = 38470; // 0.587 << 16 |
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71 const TInt YBlueFactor = 7471; // 0.114 << 16 |
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72 const TInt CbRedFactor = 11056; // 0.1687 << 16 |
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73 const TInt CbGreenFactor = 21712; // 0.3313 << 16 |
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74 const TInt CrGreenFactor = 27440; // 0.4187 << 16 |
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75 const TInt CrBlueFactor = 5328; // 0.0813 << 16 |
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76 |
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77 TInt red = aColor.Red(); |
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78 TInt green = aColor.Green(); |
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79 TInt blue = aColor.Blue(); |
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80 |
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81 aYuv->iY = ( YRedFactor * red ) + |
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82 ( YGreenFactor * green ) + |
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83 ( YBlueFactor * blue ); |
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84 aYuv->iCb = - ( CbRedFactor * red ) - |
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85 ( CbGreenFactor * green ) + |
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86 ( blue << 15 ); |
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87 aYuv->iCr = ( red << 15 ) - |
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88 ( CrGreenFactor * green ) - |
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89 ( CrBlueFactor * blue ); |
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90 |
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91 aYuv->iY >>= 16; |
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92 aYuv->iCb >>= 16; |
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93 aYuv->iCr >>= 16; |
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94 |
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95 aYuv->iCb += 128; |
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96 aYuv->iCr += 128; |
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97 |
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98 return static_cast< TUint8 >( aYuv->iY ); |
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99 } |
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100 |
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101 // ----------------------------------------------------------------------------- |
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102 // VSReadColor4K( TAny*& aSource ) |
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103 // (other items were commented in a header). |
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104 // ----------------------------------------------------------------------------- |
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105 // |
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106 TRgb VSReadColor4K( TAny*& aSource ) |
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107 { |
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108 TUint16* s = static_cast< TUint16* >( aSource ); |
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109 TRgb rgb( TRgb::Color4K( *s++ ) ); |
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110 aSource = s; |
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111 return rgb; |
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112 } |
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113 |
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114 // ----------------------------------------------------------------------------- |
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115 // VSReadColor64K( TAny*& aSource ) |
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116 // (other items were commented in a header). |
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117 // ----------------------------------------------------------------------------- |
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118 // |
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119 TRgb VSReadColor64K( TAny*& aSource ) |
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120 { |
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121 TUint16* s = static_cast< TUint16* >( aSource ); |
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122 TRgb rgb( TRgb::Color64K( *s++ ) ); |
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123 aSource = s; |
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124 return rgb; |
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125 } |
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126 |
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127 // ----------------------------------------------------------------------------- |
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128 // VSReadColor16M( TAny*& aSource ) |
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129 // (other items were commented in a header). |
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130 // ----------------------------------------------------------------------------- |
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131 // |
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132 TRgb VSReadColor16M( TAny*& aSource ) |
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133 { |
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134 TUint8* s = static_cast< TUint8* >( aSource ); |
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135 TRgb rgb( s[ 2 ], s[ 1 ], s[ 0 ] ); |
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136 aSource = s + 3; |
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137 return rgb; |
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138 } |
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139 |
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140 // ----------------------------------------------------------------------------- |
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141 // VSReadColor16MU( TAny*& aSource ) |
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142 // (other items were commented in a header). |
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143 // ----------------------------------------------------------------------------- |
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144 // |
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145 TRgb VSReadColor16MU( TAny*& aSource ) |
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146 { |
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147 TUint32* s = static_cast< TUint32* >( aSource ); |
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148 TRgb rgb( TRgb::Color16MU( *s++ ) ); |
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149 aSource = s; |
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150 return rgb; |
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151 } |
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152 |
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153 // ----------------------------------------------------------------------------- |
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154 // VSReadColor16MA( TAny*& aSource ) |
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155 // (other items were commented in a header). |
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156 // ----------------------------------------------------------------------------- |
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157 // |
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158 TRgb VSReadColor16MA( TAny*& aSource ) |
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159 { |
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160 TUint32* s = static_cast< TUint32* >( aSource ); |
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161 TRgb rgb( TRgb::Color16MA( *s++ ) ); |
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162 aSource = s; |
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163 return rgb; |
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164 } |
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165 |
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166 // ============================ MEMBER FUNCTIONS =============================== |
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167 |
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168 /** |
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169 * |
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170 */ |
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171 const TUint8 CVTYUVFbsBitmapConverter::COFF_TBL_4K[ 80 ]= |
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172 { |
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173 0xe9,0x66,0x01,0x00, // KRedCrFactor |
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174 0x1a,0x58,0x00,0x00, // KGreenCbFactor |
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175 0xd2,0xb6,0x00,0x00, // KGreenCrFactor |
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176 0xa2,0xc5,0x01,0x00, // KBlueCbFactor |
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177 |
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178 0x00,0x00,0x00,0x00, // 4-bit |
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179 0x00,0x00,0x00,0x00, |
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180 0x00,0x00,0x00,0x00, |
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181 0x00,0x00,0x00,0x00, |
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182 0x00,0x00,0x00,0x00, // 5 |
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183 0x00,0x00,0x00,0x00, |
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184 0x00,0x01,0x02,0x03, |
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185 0x04,0x05,0x06,0x07, |
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186 0x08,0x09,0x0a,0x0b, |
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187 0x0c,0x0d,0x0e,0x0f, // 10 |
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188 0x0f,0x0f,0x0f,0x0f, |
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189 0x0f,0x0f,0x0f,0x0f, |
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190 0x0f,0x0f,0x0f,0x0f, |
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191 0x0f,0x0f,0x0f,0x0f, |
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192 0x0f,0x0f,0x0f,0x0f, // 15 |
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193 0x0f,0x0f,0x0f,0x0f |
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194 }; |
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195 |
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196 /** |
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197 * |
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198 */ |
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199 const TUint8 CVTYUVFbsBitmapConverter::COFF_TBL_64K[ 220 ]= |
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200 { |
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201 0xe9,0x66,0x01,0x00, // KRedCrFactor |
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202 0x1a,0x58,0x00,0x00, // KGreenCbFactor |
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203 0xd2,0xb6,0x00,0x00, // KGreenCrFactor |
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204 0xa2,0xc5,0x01,0x00, // KBlueCbFactor |
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205 |
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206 0x00,0x00,0x00,0x00, // 5-bit |
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207 0x00,0x00,0x00,0x00, |
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208 0x00,0x00,0x00,0x00, |
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209 0x00,0x00,0x00,0x00, |
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210 0x00,0x00,0x00,0x00, |
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211 0x00,0x00,0x00,0x00, |
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212 0x00,0x01,0x02,0x03, |
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213 0x04,0x05,0x06,0x07, |
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214 0x08,0x09,0x0a,0x0b, |
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215 0x0c,0x0d,0x0e,0x0f, |
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216 0x10,0x11,0x12,0x13, |
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217 0x14,0x15,0x16,0x17, |
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218 0x18,0x19,0x1a,0x1b, |
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219 0x1c,0x1d,0x1e,0x1f, |
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220 0x1f,0x1f,0x1f,0x1f, |
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221 0x1f,0x1f,0x1f,0x1f, |
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222 0x1f,0x1f,0x1f,0x1f, |
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223 0x1f,0x1f,0x1f,0x1f, |
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224 0x1f,0x1f,0x1f,0x1f, |
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225 |
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226 0x00,0x00,0x00,0x00, // 6-bit |
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227 0x00,0x00,0x00,0x00, |
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228 0x00,0x00,0x00,0x00, |
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229 0x00,0x00,0x00,0x00, |
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230 0x00,0x00,0x00,0x00, |
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231 0x00,0x01,0x02,0x03, |
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232 0x04,0x05,0x06,0x07, |
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233 0x08,0x09,0x0a,0x0b, |
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234 0x0c,0x0d,0x0e,0x0f, |
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235 0x10,0x11,0x12,0x13, |
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236 0x14,0x15,0x16,0x17, |
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237 0x18,0x19,0x1a,0x1b, |
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238 0x1c,0x1d,0x1e,0x1f, |
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239 0x20,0x21,0x22,0x23, |
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240 0x24,0x25,0x26,0x27, |
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241 0x28,0x29,0x2a,0x2b, |
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242 0x2c,0x2d,0x2e,0x2f, |
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243 0x30,0x31,0x32,0x33, |
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244 0x34,0x35,0x36,0x37, |
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245 0x38,0x39,0x3a,0x3b, |
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246 0x3c,0x3d,0x3e,0x3f, |
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247 0x3f,0x3f,0x3f,0x3f, |
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248 0x3f,0x3f,0x3f,0x3f, |
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249 0x3f,0x3f,0x3f,0x3f, |
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250 0x3f,0x3f,0x3f,0x3f, |
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251 0x3f,0x3f,0x3f,0x3f, |
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252 0x3f,0x3f,0x3f,0x3f, |
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253 0x3f,0x3f,0x3f,0x3f, |
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254 0x3f,0x3f,0x3f,0x3f, |
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255 0x3f,0x3f,0x3f,0x3f, |
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256 0x3f,0x3f,0x3f,0x3f, |
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257 0x3f,0x3f,0x3f,0x3f |
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258 }; |
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259 |
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260 /** |
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261 * |
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262 */ |
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263 const TUint8 CVTYUVFbsBitmapConverter::COFF_TBL_16M[ 528 ] = |
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264 { |
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265 0xe9,0x66,0x01,0x00, // KRedCrFactor |
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266 0x1a,0x58,0x00,0x00, // KGreenCbFactor |
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267 0xd2,0xb6,0x00,0x00, // KGreenCrFactor |
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268 0xa2,0xc5,0x01,0x00, // KBlueCbFactor |
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269 |
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270 0x00,0x00,0x00,0x00, |
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271 0x00,0x00,0x00,0x00, |
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272 0x00,0x00,0x00,0x00, |
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273 0x00,0x00,0x00,0x00, |
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274 |
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275 0x00,0x00,0x00,0x00, |
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276 0x00,0x00,0x00,0x00, |
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277 0x00,0x00,0x00,0x00, |
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278 0x00,0x00,0x00,0x00, |
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279 |
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280 0x00,0x00,0x00,0x00, |
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281 0x00,0x00,0x00,0x00, |
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282 0x00,0x00,0x00,0x00, |
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283 0x00,0x00,0x00,0x00, |
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284 |
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285 0x00,0x00,0x00,0x00, |
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286 0x00,0x00,0x00,0x00, |
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287 0x00,0x00,0x00,0x00, |
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288 0x00,0x00,0x00,0x00, |
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289 |
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290 0x00,0x00,0x00,0x00, |
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291 0x00,0x00,0x00,0x00, |
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292 0x00,0x00,0x00,0x00, |
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293 0x00,0x00,0x00,0x00, |
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294 |
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295 0x00,0x00,0x00,0x00, |
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296 0x00,0x00,0x00,0x00, |
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297 0x00,0x00,0x00,0x00, |
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298 0x00,0x00,0x00,0x00, |
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299 |
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300 0x00,0x00,0x00,0x00, |
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301 0x00,0x00,0x00,0x00, |
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302 0x00,0x00,0x00,0x00, |
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303 0x00,0x00,0x00,0x00, |
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304 |
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305 0x00,0x00,0x00,0x00, |
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306 0x00,0x00,0x00,0x00, |
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307 0x00,0x00,0x00,0x00, |
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308 0x00,0x00,0x00,0x00, |
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309 |
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310 0x00,0x01,0x02,0x03, // 8-bit |
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311 0x04,0x05,0x06,0x07, |
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312 0x08,0x09,0x0a,0x0b, |
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313 0x0c,0x0d,0x0e,0x0f, |
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314 |
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315 0x10,0x11,0x12,0x13, |
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316 0x14,0x15,0x16,0x17, |
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317 0x18,0x19,0x1a,0x1b, |
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318 0x1c,0x1d,0x1e,0x1f, |
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319 |
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320 0x20,0x21,0x22,0x23, |
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321 0x24,0x25,0x26,0x27, |
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322 0x28,0x29,0x2a,0x2b, |
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323 0x2c,0x2d,0x2e,0x2f, |
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324 |
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325 0x30,0x31,0x32,0x33, |
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326 0x34,0x35,0x36,0x37, |
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327 0x38,0x39,0x3a,0x3b, |
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328 0x3c,0x3d,0x3e,0x3f, |
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329 |
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330 0x40,0x41,0x42,0x43, |
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331 0x44,0x45,0x46,0x47, |
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332 0x48,0x49,0x4a,0x4b, |
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333 0x4c,0x4d,0x4e,0x4f, |
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334 |
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335 0x50,0x51,0x52,0x53, |
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336 0x54,0x55,0x56,0x57, |
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337 0x58,0x59,0x5a,0x5b, |
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338 0x5c,0x5d,0x5e,0x5f, |
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339 |
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340 0x60,0x61,0x62,0x63, |
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341 0x64,0x65,0x66,0x67, |
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342 0x68,0x69,0x6a,0x6b, |
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343 0x6c,0x6d,0x6e,0x6f, |
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344 |
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345 0x70,0x71,0x72,0x73, |
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346 0x74,0x75,0x76,0x77, |
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347 0x78,0x79,0x7a,0x7b, |
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348 0x7c,0x7d,0x7e,0x7f, |
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349 |
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350 0x80,0x81,0x82,0x83, |
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351 0x84,0x85,0x86,0x87, |
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352 0x88,0x89,0x8a,0x8b, |
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353 0x8c,0x8d,0x8e,0x8f, |
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354 |
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355 0x90,0x91,0x92,0x93, |
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356 0x94,0x95,0x96,0x97, |
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357 0x98,0x99,0x9a,0x9b, |
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358 0x9c,0x9d,0x9e,0x9f, |
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359 |
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360 0xa0,0xa1,0xa2,0xa3, |
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361 0xa4,0xa5,0xa6,0xa7, |
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362 0xa8,0xa9,0xaa,0xab, |
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363 0xac,0xad,0xae,0xaf, |
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364 |
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365 0xb0,0xb1,0xb2,0xb3, |
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366 0xb4,0xb5,0xb6,0xb7, |
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367 0xb8,0xb9,0xba,0xbb, |
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368 0xbc,0xbd,0xbe,0xbf, |
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369 |
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370 0xc0,0xc1,0xc2,0xc3, |
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371 0xc4,0xc5,0xc6,0xc7, |
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372 0xc8,0xc9,0xca,0xcb, |
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373 0xcc,0xcd,0xce,0xcf, |
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374 |
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375 0xd0,0xd1,0xd2,0xd3, |
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376 0xd4,0xd5,0xd6,0xd7, |
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377 0xd8,0xd9,0xda,0xdb, |
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378 0xdc,0xdd,0xde,0xdf, |
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379 |
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380 0xe0,0xe1,0xe2,0xe3, |
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381 0xe4,0xe5,0xe6,0xe7, |
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382 0xe8,0xe9,0xea,0xeb, |
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383 0xec,0xed,0xee,0xef, |
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384 |
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385 0xf0,0xf1,0xf2,0xf3, |
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386 0xf4,0xf5,0xf6,0xf7, |
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387 0xf8,0xf9,0xfa,0xfb, |
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388 0xfc,0xfd,0xfe,0xff, |
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389 |
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390 0xff,0xff,0xff,0xff, |
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391 0xff,0xff,0xff,0xff, |
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392 0xff,0xff,0xff,0xff, |
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393 0xff,0xff,0xff,0xff, |
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394 |
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395 0xff,0xff,0xff,0xff, |
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396 0xff,0xff,0xff,0xff, |
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397 0xff,0xff,0xff,0xff, |
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398 0xff,0xff,0xff,0xff, |
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399 |
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400 0xff,0xff,0xff,0xff, |
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401 0xff,0xff,0xff,0xff, |
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402 0xff,0xff,0xff,0xff, |
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403 0xff,0xff,0xff,0xff, |
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404 |
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405 0xff,0xff,0xff,0xff, |
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406 0xff,0xff,0xff,0xff, |
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407 0xff,0xff,0xff,0xff, |
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408 0xff,0xff,0xff,0xff, |
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409 |
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410 0xff,0xff,0xff,0xff, |
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411 0xff,0xff,0xff,0xff, |
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412 0xff,0xff,0xff,0xff, |
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413 0xff,0xff,0xff,0xff, |
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414 |
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415 0xff,0xff,0xff,0xff, |
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416 0xff,0xff,0xff,0xff, |
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417 0xff,0xff,0xff,0xff, |
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418 0xff,0xff,0xff,0xff, |
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419 |
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420 0xff,0xff,0xff,0xff, |
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421 0xff,0xff,0xff,0xff, |
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422 0xff,0xff,0xff,0xff, |
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423 0xff,0xff,0xff,0xff |
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424 }; |
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425 |
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426 // ============================ CVTYUVFbsBitmapConverter ======================= |
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427 |
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428 // ----------------------------------------------------------------------------- |
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429 // CVTYUVFbsBitmapConverter::CVTYUVFbsBitmapConverter( |
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430 // const TSize& aSourceSize ) |
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431 // (other items were commented in a header). |
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432 // ----------------------------------------------------------------------------- |
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433 // |
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434 CVTYUVFbsBitmapConverter::CVTYUVFbsBitmapConverter( const TSize& aSourceSize ) |
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435 : iSourceSize( aSourceSize ) |
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436 { |
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437 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::CVTYUVFbsBitmapConverter() >>"), RThread().Id().operator TUint())); |
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438 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::CVTYUVFbsBitmapConverter() <<"), RThread().Id().operator TUint())); |
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439 } |
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440 |
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441 // ----------------------------------------------------------------------------- |
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442 // CVTYUVFbsBitmapConverter::~CVTYUVFbsBitmapConverter() |
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443 // (other items were commented in a header). |
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444 // ----------------------------------------------------------------------------- |
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445 // |
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446 EXPORT_C CVTYUVFbsBitmapConverter::~CVTYUVFbsBitmapConverter() |
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447 { |
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448 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::~CVTYUVFbsBitmapConverter() >>"), RThread().Id().operator TUint())); |
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449 delete iDestination; |
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450 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::~CVTYUVFbsBitmapConverter() <<"), RThread().Id().operator TUint())); |
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451 } |
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452 |
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453 // ----------------------------------------------------------------------------- |
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454 // CVTYUVFbsBitmapConverter::ProcessL() |
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455 // (other items were commented in a header). |
|
456 // ----------------------------------------------------------------------------- |
|
457 // |
|
458 EXPORT_C void CVTYUVFbsBitmapConverter::ProcessL() |
|
459 { |
|
460 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::ProcessL() >>"), RThread().Id().operator TUint())); |
|
461 switch( iDestination->DisplayMode() ) |
|
462 { |
|
463 case EColor4K: |
|
464 DoProcess4K(); |
|
465 break; |
|
466 |
|
467 case EColor64K: |
|
468 DoProcess64K(); |
|
469 break; |
|
470 |
|
471 case EColor16M: |
|
472 DoProcess16M(); |
|
473 break; |
|
474 |
|
475 case EColor16MU: |
|
476 case EColor16MA: // 16MU and 16MA are handled equally |
|
477 DoProcess16MU16MA(); |
|
478 break; |
|
479 |
|
480 default: |
|
481 User::Leave( KErrNotSupported ); |
|
482 break; |
|
483 }; |
|
484 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::ProcessL() <<"), RThread().Id().operator TUint())); |
|
485 } |
|
486 |
|
487 // ----------------------------------------------------------------------------- |
|
488 // CVTYUVFbsBitmapConverter::SetDestinationL( |
|
489 // const CFbsBitmap& aDestinationBitmap ) |
|
490 // (other items were commented in a header). |
|
491 // ----------------------------------------------------------------------------- |
|
492 // |
|
493 EXPORT_C void CVTYUVFbsBitmapConverter::SetDestinationL( |
|
494 const CFbsBitmap& aDestinationBitmap ) |
|
495 { |
|
496 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::SetDestinationL() >>"), RThread().Id().operator TUint())); |
|
497 SetDestinationL( aDestinationBitmap.Handle() ); |
|
498 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::SetDestinationL() <<"), RThread().Id().operator TUint())); |
|
499 } |
|
500 |
|
501 // ----------------------------------------------------------------------------- |
|
502 // CVTYUVFbsBitmapConverter::SetDestinationL( TInt aHandle ) |
|
503 // (other items were commented in a header). |
|
504 // ----------------------------------------------------------------------------- |
|
505 // |
|
506 EXPORT_C void CVTYUVFbsBitmapConverter::SetDestinationL( TInt aHandle ) |
|
507 { |
|
508 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::SetDestinationL() >>"), RThread().Id().operator TUint())); |
|
509 ReConstructL( aHandle ); |
|
510 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::SetDestinationL() <<"), RThread().Id().operator TUint())); |
|
511 } |
|
512 |
|
513 // ----------------------------------------------------------------------------- |
|
514 // CVTYUVFbsBitmapConverter::ConstructL( TInt aBitmapHandle ) |
|
515 // (other items were commented in a header). |
|
516 // ----------------------------------------------------------------------------- |
|
517 // |
|
518 void CVTYUVFbsBitmapConverter::ConstructL( TInt aBitmapHandle ) |
|
519 { |
|
520 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::ConstructL() >>"), RThread().Id().operator TUint())); |
|
521 iDestination = new (ELeave) CFbsBitmap(); |
|
522 ReConstructL( aBitmapHandle ); |
|
523 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::ConstructL() <<"), RThread().Id().operator TUint())); |
|
524 } |
|
525 |
|
526 // ----------------------------------------------------------------------------- |
|
527 // CVTYUVFbsBitmapConverter::ReConstructL( TInt aBitmapHandle ) |
|
528 // (other items were commented in a header). |
|
529 // ----------------------------------------------------------------------------- |
|
530 // |
|
531 void CVTYUVFbsBitmapConverter::ReConstructL( TInt aBitmapHandle ) |
|
532 { |
|
533 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::ReConstructL() >>"), RThread().Id().operator TUint())); |
|
534 User::LeaveIfError( iDestination->Duplicate( aBitmapHandle ) ); |
|
535 // make sure that destination bitmap's displaymode is supported |
|
536 if( ( iDestination->DisplayMode() != EColor4K ) && |
|
537 ( iDestination->DisplayMode() != EColor64K ) && |
|
538 ( iDestination->DisplayMode() != EColor16M ) && |
|
539 ( iDestination->DisplayMode() != EColor16MU ) && |
|
540 ( iDestination->DisplayMode() != EColor16MA ) |
|
541 ) |
|
542 { |
|
543 User::Leave( KErrNotSupported ); |
|
544 } |
|
545 iDestinationSize = iDestination->SizeInPixels(); |
|
546 SizeUpdateL(); |
|
547 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::ReConstructL() <<"), RThread().Id().operator TUint())); |
|
548 } |
|
549 |
|
550 // ----------------------------------------------------------------------------- |
|
551 // CVTYUVFbsBitmapConverter::SizeUpdateL() |
|
552 // (other items were commented in a header). |
|
553 // ----------------------------------------------------------------------------- |
|
554 // |
|
555 void CVTYUVFbsBitmapConverter::SizeUpdateL() |
|
556 { |
|
557 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::SizeUpdate() >>"), RThread().Id().operator TUint())); |
|
558 if( ( SourceSize().iWidth < 2 ) || ( DestinationSize().iWidth < 2 ) ) |
|
559 { |
|
560 User::Leave( KErrNotSupported ); // !!!! |
|
561 } |
|
562 |
|
563 iVSkipReal = TReal32( SourceSize().iHeight ) / |
|
564 TReal32( DestinationSize().iHeight ); |
|
565 iHSkipReal = TReal32( SourceSize().iWidth ) / |
|
566 TReal32( DestinationSize().iWidth ); |
|
567 |
|
568 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVFbsBitmapConverter::SizeUpdate() <<"), RThread().Id().operator TUint())); |
|
569 } |
|
570 |
|
571 // ============================ CVTYUVPlanarFbsBitmapConverter =============================== |
|
572 |
|
573 // ----------------------------------------------------------------------------- |
|
574 // CVTYUVPlanarFbsBitmapConverter::SetSourceSizeL( const TSize& aSize ) |
|
575 // (other items were commented in a header). |
|
576 // ----------------------------------------------------------------------------- |
|
577 // |
|
578 EXPORT_C void CVTYUVPlanarFbsBitmapConverter::SetSourceSizeL( |
|
579 const TSize& aSize ) |
|
580 { |
|
581 iSourceSize = aSize; |
|
582 SizeUpdateL(); |
|
583 } |
|
584 |
|
585 // ----------------------------------------------------------------------------- |
|
586 // CVTYUVPlanarFbsBitmapConverter::SetSourceL( |
|
587 // const TSize& aSize, const TDesC8& aSourceData ) |
|
588 // (other items were commented in a header). |
|
589 // ----------------------------------------------------------------------------- |
|
590 // |
|
591 EXPORT_C void CVTYUVPlanarFbsBitmapConverter::SetSourceL( |
|
592 const TSize& aSize, |
|
593 const TDesC8& aSourceData ) |
|
594 { |
|
595 iSourceSize = aSize; |
|
596 SetSourceL( aSourceData ); |
|
597 SizeUpdateL(); |
|
598 } |
|
599 |
|
600 // ----------------------------------------------------------------------------- |
|
601 // CVTYUVPlanarFbsBitmapConverter::CVTYUVPlanarFbsBitmapConverter( |
|
602 // const TSize& aSourceSize ) |
|
603 // (other items were commented in a header). |
|
604 // ----------------------------------------------------------------------------- |
|
605 // |
|
606 CVTYUVPlanarFbsBitmapConverter::CVTYUVPlanarFbsBitmapConverter( |
|
607 const TSize& aSourceSize ) |
|
608 : CVTYUVFbsBitmapConverter( aSourceSize ) |
|
609 { |
|
610 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::CVTYUVPlanarFbsBitmapConverter() >>"), RThread().Id().operator TUint())); |
|
611 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::CVTYUVPlanarFbsBitmapConverter() <<"), RThread().Id().operator TUint())); |
|
612 } |
|
613 |
|
614 // ----------------------------------------------------------------------------- |
|
615 // CVTYUVPlanarFbsBitmapConverter::DoProcess4K() |
|
616 // (other items were commented in a header). |
|
617 // ----------------------------------------------------------------------------- |
|
618 // |
|
619 void CVTYUVPlanarFbsBitmapConverter::DoProcess4K() |
|
620 { |
|
621 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess4K() >>"), RThread().Id().operator TUint())); |
|
622 |
|
623 // Vertical scaling needed? |
|
624 if( ( iVSkipReal == 1 ) && ( iHSkipReal == 1 ) ) |
|
625 { |
|
626 // NO: Use really fast conversion |
|
627 DoProcess4KNoScale(); |
|
628 } |
|
629 else |
|
630 { |
|
631 |
|
632 // YES: Use slower conversion method |
|
633 const TUint8* y = iY; |
|
634 const TUint8* u = iU; |
|
635 const TUint8* v = iV; |
|
636 const TUint8* clip = COFF_TBL_4K + 40; |
|
637 |
|
638 TInt height = DestinationSize().iHeight; |
|
639 TInt width = DestinationSize().iWidth; |
|
640 |
|
641 iDestination->LockHeap(); |
|
642 TUint32* d = iDestination->DataAddress(); |
|
643 |
|
644 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess4K(): [%d, %d] for >>"), RThread().Id().operator TUint(), width, height )); |
|
645 |
|
646 for( TInt h = 0; h < height; h++ ) |
|
647 { |
|
648 TInt sourceY = TInt( TReal32( h ) * iVSkipReal ); |
|
649 TInt hTimesW = sourceY * SourceSize().iWidth; |
|
650 TInt uvIdx = ( sourceY >> 1 ) * ( SourceSize().iWidth >> 1 ); |
|
651 for( TInt w = 0; w < width; w++ ) |
|
652 { |
|
653 TInt sourceX = TInt( TReal32( w ) * iHSkipReal ); |
|
654 TInt uvIdxW( uvIdx + ( sourceX >> 1 ) ); |
|
655 |
|
656 TInt ay = y[ hTimesW + sourceX ]; |
|
657 TInt cb = u[ uvIdxW ] - 128; |
|
658 TInt cr = v[ uvIdxW ] - 128; |
|
659 |
|
660 TInt greenCbCr = |
|
661 ( |
|
662 cr * *reinterpret_cast< const TInt32* >( clip - 32 ) + |
|
663 cb * *reinterpret_cast< const TInt32* >( clip - 36 ) |
|
664 ) >> 16; |
|
665 cr = |
|
666 ( |
|
667 cr * *reinterpret_cast< const TInt32* >( clip - 40 ) |
|
668 ) >> 16; |
|
669 cb = |
|
670 ( |
|
671 cb * *reinterpret_cast< const TInt32* >( clip - 28 ) |
|
672 ) >> 16; |
|
673 |
|
674 TInt red = ay + cr; |
|
675 TInt green = ay - greenCbCr; |
|
676 TInt blue = ay + cb; |
|
677 |
|
678 red = clip[ red >> 4 ]; |
|
679 green = clip[ green >> 4 ]; |
|
680 blue = clip[ blue >> 4 ]; |
|
681 |
|
682 // RGB_444 |
|
683 TUint32 s = green | ( red << 4 ); |
|
684 s = blue | ( s << 4 ); |
|
685 |
|
686 w++; |
|
687 sourceX = TInt( TReal32( w ) * iHSkipReal ); |
|
688 uvIdxW = uvIdx + ( sourceX >> 1 ); |
|
689 |
|
690 ay = y[ hTimesW + sourceX ]; |
|
691 cb = u[ uvIdxW ] - 128; |
|
692 cr = v[ uvIdxW ] - 128; |
|
693 |
|
694 greenCbCr = |
|
695 ( |
|
696 cr * *reinterpret_cast< const TInt32* >( clip - 32 ) + |
|
697 cb * *reinterpret_cast< const TInt32* >( clip - 36 ) |
|
698 ) >> 16; |
|
699 cr = |
|
700 ( |
|
701 cr * *reinterpret_cast< const TInt32* >( clip - 40 ) |
|
702 ) >> 16; |
|
703 cb = |
|
704 ( |
|
705 cb * *reinterpret_cast< const TInt32* >( clip - 28 ) |
|
706 ) >> 16; |
|
707 |
|
708 red = ay + cr; |
|
709 green = ay - greenCbCr; |
|
710 blue = ay + cb; |
|
711 |
|
712 red = clip[ red >> 4 ]; |
|
713 green = clip[ green >> 4 ]; |
|
714 blue = clip[ blue >> 4 ]; |
|
715 |
|
716 // RGB_444 |
|
717 s |= ( ( green | ( red << 4 ) ) << 4 | blue ) << 16; |
|
718 |
|
719 *d++ = s; |
|
720 } |
|
721 } |
|
722 |
|
723 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess4K(): for <<"), RThread().Id().operator TUint())); |
|
724 |
|
725 iDestination->UnlockHeap(); |
|
726 } |
|
727 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess4K() <<"), RThread().Id().operator TUint())); |
|
728 } |
|
729 |
|
730 // ----------------------------------------------------------------------------- |
|
731 // CVTYUVPlanarFbsBitmapConverter::DoProcess4KNoScale() |
|
732 // When vertical and horizontal scaling is not required we can do two vertical |
|
733 // lines in parallel in that case we need to calculate Cr and Cb values only |
|
734 // once for four pixels. |
|
735 // (other items were commented in a header). |
|
736 // ----------------------------------------------------------------------------- |
|
737 // |
|
738 void CVTYUVPlanarFbsBitmapConverter::DoProcess4KNoScale() |
|
739 { |
|
740 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess4KNoScale() >>"), RThread().Id().operator TUint())); |
|
741 |
|
742 TInt height( SourceSize().iHeight >> 1 ); |
|
743 TInt width( SourceSize().iWidth ); |
|
744 |
|
745 const TUint32* y1 = reinterpret_cast< const TUint32* >( iY ); |
|
746 const TUint32* u = reinterpret_cast< const TUint32* >( iU ); |
|
747 const TUint32* v = reinterpret_cast< const TUint32* >( iV ); |
|
748 |
|
749 iDestination->LockHeap(); |
|
750 |
|
751 TUint32 uintsPerDestRow = CFbsBitmap::ScanLineLength |
|
752 ( DestinationSize().iWidth, EColor4K ) >> 2; |
|
753 |
|
754 TUint32* d1 = iDestination->DataAddress(); |
|
755 |
|
756 TUint32 ywidth = width >> 2; |
|
757 |
|
758 width >>= 3; |
|
759 |
|
760 TInt32 cb; |
|
761 TInt32 cr; |
|
762 TInt32 greenCbCr; |
|
763 TInt32 yy; |
|
764 TInt32 red; |
|
765 TInt32 green; |
|
766 TInt32 blue; |
|
767 TUint32 r1; |
|
768 const TUint8* clip = COFF_TBL_4K + 40; |
|
769 |
|
770 for( TInt y = 0; y < height; y++ ) |
|
771 { |
|
772 for( TInt x = 0; x < width; x++ ) |
|
773 { |
|
774 TUint32 u1 = *u++; |
|
775 TUint32 v1 = *v++; |
|
776 |
|
777 for( TInt c2 = 0; c2 < 2; c2++ ) |
|
778 { |
|
779 TUint32 yy2 = y1[ ywidth ]; |
|
780 TUint32 yy1 = *y1++; |
|
781 |
|
782 for( TInt c = 0; c < 2; c++ ) |
|
783 { |
|
784 cb = TInt32( u1 & 0xff ) - 128; |
|
785 u1 >>= 8; |
|
786 cr = TInt32( v1 & 0xff ) - 128; |
|
787 v1 >>= 8; |
|
788 |
|
789 greenCbCr = |
|
790 ( |
|
791 cr * *reinterpret_cast< const TInt32* >( clip - 32 ) + |
|
792 cb * *reinterpret_cast< const TInt32* >( clip - 36 ) |
|
793 ) >> 16; |
|
794 cr = |
|
795 ( |
|
796 cr * *reinterpret_cast< const TInt32* >( clip - 40 ) |
|
797 ) >> 16; |
|
798 cb = |
|
799 ( |
|
800 cb * *reinterpret_cast< const TInt32* >( clip - 28 ) |
|
801 ) >> 16; |
|
802 |
|
803 // lower left |
|
804 yy = ( yy2 & 0xff ); |
|
805 yy2 >>= 8; |
|
806 |
|
807 red = yy + cr; |
|
808 green = yy - greenCbCr; |
|
809 blue = yy + cb; |
|
810 |
|
811 red = clip[ red >> 4 ]; |
|
812 green = clip[ green >> 4 ]; |
|
813 blue = clip[ blue >> 4 ]; |
|
814 |
|
815 // RGB_444 |
|
816 r1 = green | ( red << 4 ); |
|
817 r1 = blue | ( r1 << 4 ); |
|
818 |
|
819 // lower right |
|
820 yy = ( yy2 & 0xff ); |
|
821 yy2 >>= 8; |
|
822 |
|
823 red = yy + cr; |
|
824 green = yy - greenCbCr; |
|
825 blue = yy + cb; |
|
826 |
|
827 red = clip[ red >> 4 ]; |
|
828 green = clip[ green >> 4 ]; |
|
829 blue = clip[ blue >> 4 ]; |
|
830 |
|
831 // RGB_444 |
|
832 r1 |= ( ( green | ( red << 4 ) ) << 4 | blue ) << 16; |
|
833 |
|
834 d1[ uintsPerDestRow ] = r1; |
|
835 |
|
836 // upper left |
|
837 yy = ( yy1 & 0xff ); |
|
838 yy1 >>= 8; |
|
839 |
|
840 red = yy + cr; |
|
841 green = yy - greenCbCr; |
|
842 blue = yy + cb; |
|
843 |
|
844 red = clip[ red >> 4 ]; |
|
845 green = clip[ green >> 4 ]; |
|
846 blue = clip[ blue >> 4 ]; |
|
847 |
|
848 // RGB_444 |
|
849 r1 = green | ( red << 4 ); |
|
850 r1 = blue | ( r1 << 4 ); |
|
851 |
|
852 // upper right |
|
853 yy = ( yy1 & 0xff ); |
|
854 yy1 >>= 8; |
|
855 |
|
856 red = yy + cr; |
|
857 green = yy - greenCbCr; |
|
858 blue = yy + cb; |
|
859 |
|
860 red = clip[ red >> 4 ]; |
|
861 green = clip[ green >> 4 ]; |
|
862 blue = clip[ blue >> 4 ]; |
|
863 |
|
864 // RGB_444 |
|
865 r1 |= ( ( green | ( red << 4 ) ) << 4 | blue ) << 16; |
|
866 |
|
867 *d1++ = r1; |
|
868 } |
|
869 } |
|
870 } |
|
871 |
|
872 y1 += ( width << 1 ); |
|
873 d1 += uintsPerDestRow; |
|
874 } |
|
875 |
|
876 iDestination->UnlockHeap(); |
|
877 |
|
878 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess4KNoScale() <<"), RThread().Id().operator TUint())); |
|
879 } |
|
880 |
|
881 // ----------------------------------------------------------------------------- |
|
882 // CVTYUVPlanarFbsBitmapConverter::DoProcess64K() |
|
883 // (other items were commented in a header). |
|
884 // ----------------------------------------------------------------------------- |
|
885 // |
|
886 void CVTYUVPlanarFbsBitmapConverter::DoProcess64K() |
|
887 { |
|
888 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess64K() >>"), RThread().Id().operator TUint())); |
|
889 |
|
890 // Vertical scaling needed? |
|
891 if( ( iVSkipReal == 1 ) && ( iHSkipReal == 1 ) ) // !!! |
|
892 { |
|
893 // NO: Use really fast conversion |
|
894 DoProcess64KNoScale(); |
|
895 return; |
|
896 } |
|
897 else |
|
898 { |
|
899 // YES: Use slower conversion method |
|
900 const TUint8* y = iY; |
|
901 const TUint8* u = iU; |
|
902 const TUint8* v = iV; |
|
903 const TUint8* clip = COFF_TBL_64K + 40; |
|
904 |
|
905 TInt height = DestinationSize().iHeight; |
|
906 TInt width = DestinationSize().iWidth; |
|
907 |
|
908 iDestination->LockHeap(); |
|
909 TUint32* d = iDestination->DataAddress(); |
|
910 |
|
911 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess64K(): [%d, %d] for >>"), RThread().Id().operator TUint(), width, height )); |
|
912 |
|
913 for( TInt h = 0; h < height; h++ ) |
|
914 { |
|
915 TInt sourceY = TInt( TReal32( h ) * iVSkipReal ); |
|
916 TInt hTimesW = sourceY * SourceSize().iWidth; |
|
917 TInt uvIdx = ( sourceY >> 1 ) * ( SourceSize().iWidth >> 1 ); |
|
918 for( TInt w = 0; w < width; w++ ) |
|
919 { |
|
920 TInt sourceX = TInt( TReal32( w ) * iHSkipReal ); |
|
921 |
|
922 TInt uvIdxW( uvIdx + ( sourceX >> 1 ) ); |
|
923 |
|
924 TInt ay = y[ hTimesW + sourceX ]; |
|
925 TInt cb = u[ uvIdxW ] - 128; |
|
926 TInt cr = v[ uvIdxW ] - 128; |
|
927 |
|
928 TInt greenCbCr = |
|
929 ( |
|
930 cr * *reinterpret_cast< const TInt32* >( clip - 32 ) + |
|
931 cb * *reinterpret_cast< const TInt32* >( clip - 36 ) - |
|
932 0x1200000 |
|
933 ) >> 16; |
|
934 cr = |
|
935 ( |
|
936 cr * *reinterpret_cast< const TInt32* >( clip - 40 ) |
|
937 ) >> 16; |
|
938 cb = |
|
939 ( |
|
940 cb * *reinterpret_cast< const TInt32* >( clip - 28 ) |
|
941 ) >> 16; |
|
942 |
|
943 TInt red = ay + cr; |
|
944 TInt green = ay - greenCbCr; |
|
945 TInt blue = ay + cb; |
|
946 |
|
947 red = clip[ red >> 3 ]; |
|
948 green = clip[ green >> 2 ]; |
|
949 blue = clip[ blue >> 3 ]; |
|
950 |
|
951 // RGB_565 |
|
952 TUint32 s = green | ( red << 6 ); |
|
953 s = blue | ( s << 5 ); |
|
954 |
|
955 w++; |
|
956 sourceX = TInt( TReal32( w ) * iHSkipReal ); |
|
957 |
|
958 uvIdxW = uvIdx + ( sourceX >> 1 ); |
|
959 |
|
960 ay = y[ hTimesW + sourceX ]; |
|
961 cb = u[ uvIdxW ] - 128; |
|
962 cr = v[ uvIdxW ] - 128; |
|
963 |
|
964 greenCbCr = |
|
965 ( |
|
966 cr * *reinterpret_cast< const TInt32* >( clip - 32 ) + |
|
967 cb * *reinterpret_cast< const TInt32* >( clip - 36 ) - |
|
968 0x1200000 |
|
969 ) >> 16; |
|
970 cr = |
|
971 ( |
|
972 cr * *reinterpret_cast< const TInt32* >( clip - 40 ) |
|
973 ) >> 16; |
|
974 cb = |
|
975 ( |
|
976 cb * *reinterpret_cast< const TInt32* >( clip - 28 ) |
|
977 ) >> 16; |
|
978 |
|
979 red = ay + cr; |
|
980 green = ay - greenCbCr; |
|
981 blue = ay + cb; |
|
982 |
|
983 red = clip[ red >> 3 ]; |
|
984 green = clip[ green >> 2 ]; |
|
985 blue = clip[ blue >> 3 ]; |
|
986 |
|
987 s |= ( ( green | ( red << 6 ) ) << 5 | blue ) << 16; |
|
988 |
|
989 *d++ = s; |
|
990 } |
|
991 } |
|
992 |
|
993 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess64K(): for <<"), RThread().Id().operator TUint())); |
|
994 |
|
995 iDestination->UnlockHeap(); |
|
996 } |
|
997 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess64K() <<"), RThread().Id().operator TUint())); |
|
998 } |
|
999 |
|
1000 // ----------------------------------------------------------------------------- |
|
1001 // CVTYUVPlanarFbsBitmapConverter::DoProcess64KNoScale() |
|
1002 // Source YUV image must be even divisible by 8. |
|
1003 // ----------------------------------------------------------------------------- |
|
1004 // |
|
1005 void CVTYUVPlanarFbsBitmapConverter::DoProcess64KNoScale() |
|
1006 { |
|
1007 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess64KNoScale() >>"), RThread().Id().operator TUint())); |
|
1008 |
|
1009 TInt height( SourceSize().iHeight >> 1 ); |
|
1010 TInt width( SourceSize().iWidth ); |
|
1011 |
|
1012 const TUint32* y1 = reinterpret_cast< const TUint32* >( iY ); |
|
1013 const TUint32* u = reinterpret_cast< const TUint32* >( iU ); |
|
1014 const TUint32* v = reinterpret_cast< const TUint32* >( iV ); |
|
1015 |
|
1016 iDestination->LockHeap(); |
|
1017 |
|
1018 TUint32 uintsPerDestRow = CFbsBitmap::ScanLineLength |
|
1019 ( DestinationSize().iWidth, EColor64K ) >> 2; |
|
1020 |
|
1021 TUint32* d1 = iDestination->DataAddress(); |
|
1022 |
|
1023 TUint32 ywidth = width >> 2; |
|
1024 |
|
1025 width >>= 3; |
|
1026 |
|
1027 TInt32 cb; |
|
1028 TInt32 cr; |
|
1029 TInt32 greenCbCr; |
|
1030 TInt32 yy; |
|
1031 TInt32 red; |
|
1032 TInt32 green; |
|
1033 TInt32 blue; |
|
1034 TUint32 r1; |
|
1035 const TUint8* clip = COFF_TBL_64K + 40; |
|
1036 |
|
1037 for( TInt y = 0; y < height; y++ ) |
|
1038 { |
|
1039 for( TInt x = 0; x < width; x++ ) |
|
1040 { |
|
1041 TUint32 u1 = *u++; |
|
1042 TUint32 v1 = *v++; |
|
1043 |
|
1044 for( TInt c2 = 0; c2 < 2; c2++ ) |
|
1045 { |
|
1046 TUint32 yy2 = y1[ ywidth ]; |
|
1047 TUint32 yy1 = *y1++; |
|
1048 |
|
1049 for( TInt c = 0; c < 2; c++ ) |
|
1050 { |
|
1051 cb = TInt32( u1 & 0xff ) - 128; |
|
1052 u1 >>= 8; |
|
1053 cr = TInt32( v1 & 0xff ) - 128; |
|
1054 v1 >>= 8; |
|
1055 |
|
1056 greenCbCr = |
|
1057 ( |
|
1058 cr * *reinterpret_cast< const TInt32* >( clip - 32 ) + |
|
1059 cb * *reinterpret_cast< const TInt32* >( clip - 36 ) - |
|
1060 0x1200000 |
|
1061 ) >> 16; |
|
1062 cr = |
|
1063 ( |
|
1064 cr * *reinterpret_cast< const TInt32* >( clip - 40 ) |
|
1065 ) >> 16; |
|
1066 cb = |
|
1067 ( |
|
1068 cb * *reinterpret_cast< const TInt32* >( clip - 28 ) |
|
1069 ) >> 16; |
|
1070 |
|
1071 // lower left |
|
1072 yy = ( yy2 & 0xff ); |
|
1073 yy2 >>= 8; |
|
1074 |
|
1075 red = yy + cr; |
|
1076 green = yy - greenCbCr; |
|
1077 blue = yy + cb; |
|
1078 |
|
1079 red = clip[ red >> 3 ]; |
|
1080 green = clip[ green >> 2 ]; |
|
1081 blue = clip[ blue >> 3 ]; |
|
1082 |
|
1083 // RGB_565 |
|
1084 r1 = green | ( red << 6 ); |
|
1085 r1 = blue | ( r1 << 5 ); |
|
1086 |
|
1087 // lower right |
|
1088 yy = ( yy2 & 0xff ); |
|
1089 yy2 >>= 8; |
|
1090 |
|
1091 red = yy + cr; |
|
1092 green = yy - greenCbCr; |
|
1093 blue = yy + cb; |
|
1094 |
|
1095 // clear lowest 3 bits |
|
1096 red = clip[ red >> 3 ]; |
|
1097 green = clip[ green >> 2 ]; |
|
1098 blue = clip[ blue >> 3 ]; |
|
1099 |
|
1100 // RGB_565 |
|
1101 r1 |= ( ( green | ( red << 6 ) ) << 5 | blue ) << 16; |
|
1102 |
|
1103 d1[ uintsPerDestRow ] = r1; |
|
1104 |
|
1105 // upper left |
|
1106 yy = ( yy1 & 0xff ); |
|
1107 yy1 >>= 8; |
|
1108 |
|
1109 red = yy + cr; |
|
1110 green = yy - greenCbCr; |
|
1111 blue = yy + cb; |
|
1112 |
|
1113 red = clip[ red >> 3 ]; |
|
1114 green = clip[ green >> 2 ]; |
|
1115 blue = clip[ blue >> 3 ]; |
|
1116 |
|
1117 // RGB_565 |
|
1118 r1 = green | ( red << 6 ); |
|
1119 r1 = blue | ( r1 << 5 ); |
|
1120 |
|
1121 // upper right |
|
1122 yy = ( yy1 & 0xff ); |
|
1123 yy1 >>= 8; |
|
1124 |
|
1125 red = yy + cr; |
|
1126 green = yy - greenCbCr; |
|
1127 blue = yy + cb; |
|
1128 |
|
1129 red = clip[ red >> 3 ]; |
|
1130 green = clip[ green >> 2 ]; |
|
1131 blue = clip[ blue >> 3 ]; |
|
1132 |
|
1133 // RGB_565 |
|
1134 r1 |= ( ( green | ( red << 6 ) ) << 5 | blue ) << 16; |
|
1135 |
|
1136 *d1++ = r1; |
|
1137 } |
|
1138 } |
|
1139 } |
|
1140 |
|
1141 y1 += ( width << 1 ); |
|
1142 d1 += uintsPerDestRow; |
|
1143 } |
|
1144 |
|
1145 iDestination->UnlockHeap(); |
|
1146 |
|
1147 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess64KNoScale() <<"), RThread().Id().operator TUint())); |
|
1148 } |
|
1149 |
|
1150 // ----------------------------------------------------------------------------- |
|
1151 // CVTYUVPlanarFbsBitmapConverter::DoProcess16M() |
|
1152 // (other items were commented in a header). |
|
1153 // ----------------------------------------------------------------------------- |
|
1154 // |
|
1155 void CVTYUVPlanarFbsBitmapConverter::DoProcess16M() |
|
1156 { |
|
1157 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16M() >>"), RThread().Id().operator TUint())); |
|
1158 |
|
1159 // Vertical scaling needed? |
|
1160 if( ( iVSkipReal == 1 ) && ( iHSkipReal == 1 ) ) |
|
1161 { |
|
1162 // NO: Use really fast conversion |
|
1163 DoProcess16MNoScale(); |
|
1164 } |
|
1165 else |
|
1166 { |
|
1167 // YES: Use slower conversion method |
|
1168 |
|
1169 // YES: Use slower conversion method |
|
1170 const TUint8* y = iY; |
|
1171 const TUint8* u = iU; |
|
1172 const TUint8* v = iV; |
|
1173 const TUint8* clip = COFF_TBL_16M + 144; |
|
1174 |
|
1175 TInt height = DestinationSize().iHeight; |
|
1176 TInt width = DestinationSize().iWidth; |
|
1177 |
|
1178 iDestination->LockHeap(); |
|
1179 |
|
1180 TUint8* d = reinterpret_cast<TUint8*>( iDestination->DataAddress() ); |
|
1181 TUint32 dPitch = iDestination->ScanLineLength( width, iDestination->DisplayMode() ); |
|
1182 |
|
1183 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16M(): [%d, %d] for >>"), RThread().Id().operator TUint(), width, height )); |
|
1184 |
|
1185 for( TInt h = 0; h < height; h++ ) |
|
1186 { |
|
1187 TInt sourceY = TInt( TReal32( h ) * iVSkipReal ); |
|
1188 TInt hTimesW = sourceY * SourceSize().iWidth; |
|
1189 TInt uvIdx = ( sourceY >> 1 ) * ( SourceSize().iWidth >> 1 ); |
|
1190 TUint8* dTemp = d; |
|
1191 for( TInt w = 0; w < width; w++ ) |
|
1192 { |
|
1193 TInt sourceX = TInt( TReal32( w ) * iHSkipReal ); |
|
1194 |
|
1195 TInt uvIdxW( uvIdx + ( sourceX >> 1 ) ); |
|
1196 |
|
1197 TInt ay = y[ hTimesW + sourceX ]; |
|
1198 TInt cb = u[ uvIdxW ] - 128; |
|
1199 TInt cr = v[ uvIdxW ] - 128; |
|
1200 |
|
1201 TInt greenCbCr = |
|
1202 ( |
|
1203 cr * *reinterpret_cast< const TInt32* >( clip - 136 ) + |
|
1204 cb * *reinterpret_cast< const TInt32* >( clip - 140 ) |
|
1205 ) >> 16; |
|
1206 cr = |
|
1207 ( |
|
1208 cr * *reinterpret_cast< const TInt32* >( clip - 144 ) |
|
1209 ) >> 16; |
|
1210 cb = |
|
1211 ( |
|
1212 cb * *reinterpret_cast< const TInt32* >( clip - 132 ) |
|
1213 ) >> 16; |
|
1214 |
|
1215 *dTemp++ = clip[ ay + cb ]; |
|
1216 *dTemp++ = clip[ ay - greenCbCr ]; |
|
1217 *dTemp++ = clip[ ay + cr ]; |
|
1218 } |
|
1219 d += dPitch; |
|
1220 } |
|
1221 |
|
1222 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16M(): for <<"), RThread().Id().operator TUint())); |
|
1223 |
|
1224 iDestination->UnlockHeap(); |
|
1225 } |
|
1226 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16M() <<"), RThread().Id().operator TUint())); |
|
1227 } |
|
1228 |
|
1229 // ----------------------------------------------------------------------------- |
|
1230 // CVTYUVPlanarFbsBitmapConverter::DoProcess16MNoScale() |
|
1231 // When vertical and horizontal scaling is not required we can do two vertical |
|
1232 // lines in parallel in that case we need to calculate Cr and Cb values only |
|
1233 // once for four pixels. |
|
1234 // (other items were commented in a header). |
|
1235 // ----------------------------------------------------------------------------- |
|
1236 // |
|
1237 void CVTYUVPlanarFbsBitmapConverter::DoProcess16MNoScale() |
|
1238 { |
|
1239 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16MNoScale() >>"), RThread().Id().operator TUint())); |
|
1240 |
|
1241 TInt height( SourceSize().iHeight >> 1 ); |
|
1242 TInt width( SourceSize().iWidth ); |
|
1243 |
|
1244 const TUint32* y1 = reinterpret_cast< const TUint32* >( iY ); |
|
1245 const TUint32* u = reinterpret_cast< const TUint32* >( iU ); |
|
1246 const TUint32* v = reinterpret_cast< const TUint32* >( iV ); |
|
1247 |
|
1248 iDestination->LockHeap(); |
|
1249 |
|
1250 TUint32 bytesPerDestRow = CFbsBitmap::ScanLineLength |
|
1251 ( DestinationSize().iWidth, EColor16M ); |
|
1252 |
|
1253 TUint8* d1 = reinterpret_cast< TUint8* >( iDestination->DataAddress() ); |
|
1254 |
|
1255 TUint32 ywidth = width >> 2; |
|
1256 |
|
1257 width >>= 3; |
|
1258 |
|
1259 TInt32 cb; |
|
1260 TInt32 cr; |
|
1261 TInt32 greenCbCr; |
|
1262 TInt32 yy; |
|
1263 TInt32 idx1; |
|
1264 TInt32 idx2; |
|
1265 const TUint8* clip = COFF_TBL_16M + 144; |
|
1266 |
|
1267 for( TInt y = 0; y < height; y++ ) |
|
1268 { |
|
1269 idx1 = 0; |
|
1270 idx2 = bytesPerDestRow; |
|
1271 |
|
1272 for( TInt x = 0; x < width; x++ ) |
|
1273 { |
|
1274 TUint32 u1 = *u++; |
|
1275 TUint32 v1 = *v++; |
|
1276 |
|
1277 for( TInt c2 = 0; c2 < 2; c2++ ) |
|
1278 { |
|
1279 TUint32 yy2 = y1[ ywidth ]; |
|
1280 TUint32 yy1 = *y1++; |
|
1281 |
|
1282 for( TInt c = 0; c < 2; c++ ) |
|
1283 { |
|
1284 cb = TInt32( u1 & 0xff ) - 128; |
|
1285 u1 >>= 8; |
|
1286 cr = TInt32( v1 & 0xff ) - 128; |
|
1287 v1 >>= 8; |
|
1288 |
|
1289 greenCbCr = |
|
1290 ( |
|
1291 cr * *reinterpret_cast< const TInt32* >( clip - 136 ) + |
|
1292 cb * *reinterpret_cast< const TInt32* >( clip - 140 ) |
|
1293 ) >> 16; |
|
1294 cr = |
|
1295 ( |
|
1296 cr * *reinterpret_cast< const TInt32* >( clip - 144 ) |
|
1297 ) >> 16; |
|
1298 cb = |
|
1299 ( |
|
1300 cb * *reinterpret_cast< const TInt32* >( clip - 132 ) |
|
1301 ) >> 16; |
|
1302 |
|
1303 // lower left |
|
1304 yy = ( yy2 & 0xff ); |
|
1305 yy2 >>= 8; |
|
1306 |
|
1307 d1[ idx2++ ] = clip[ yy + cb ]; |
|
1308 d1[ idx2++ ] = clip[ yy - greenCbCr ]; |
|
1309 d1[ idx2++ ] = clip[ yy + cr ]; |
|
1310 |
|
1311 // lower right |
|
1312 yy = ( yy2 & 0xff ); |
|
1313 yy2 >>= 8; |
|
1314 |
|
1315 d1[ idx2++ ] = clip[ yy + cb ]; |
|
1316 d1[ idx2++ ] = clip[ yy - greenCbCr ]; |
|
1317 d1[ idx2++ ] = clip[ yy + cr ]; |
|
1318 |
|
1319 // upper left |
|
1320 yy = ( yy1 & 0xff ); |
|
1321 yy1 >>= 8; |
|
1322 |
|
1323 d1[ idx1++ ] = clip[ yy + cb ]; |
|
1324 d1[ idx1++ ] = clip[ yy - greenCbCr ]; |
|
1325 d1[ idx1++ ] = clip[ yy + cr ]; |
|
1326 |
|
1327 // upper right |
|
1328 yy = ( yy1 & 0xff ); |
|
1329 yy1 >>= 8; |
|
1330 |
|
1331 d1[ idx1++ ] = clip[ yy + cb ]; |
|
1332 d1[ idx1++ ] = clip[ yy - greenCbCr ]; |
|
1333 d1[ idx1++ ] = clip[ yy + cr ]; |
|
1334 } |
|
1335 } |
|
1336 } |
|
1337 |
|
1338 y1 += ( width << 1 ); |
|
1339 d1 += bytesPerDestRow * 2; |
|
1340 } |
|
1341 |
|
1342 iDestination->UnlockHeap(); |
|
1343 |
|
1344 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16MNoScale() <<"), RThread().Id().operator TUint())); |
|
1345 } |
|
1346 |
|
1347 // ----------------------------------------------------------------------------- |
|
1348 // CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MA() |
|
1349 // (other items were commented in a header). |
|
1350 // ----------------------------------------------------------------------------- |
|
1351 // |
|
1352 void CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MA() |
|
1353 { |
|
1354 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MA() >>"), RThread().Id().operator TUint())); |
|
1355 |
|
1356 // Vertical scaling needed? |
|
1357 if( ( iVSkipReal == 1 ) && ( iHSkipReal == 1 ) ) |
|
1358 { |
|
1359 // NO: Use really fast conversion |
|
1360 DoProcess16MU16MANoScale(); |
|
1361 } |
|
1362 else |
|
1363 { |
|
1364 // YES: Use slower conversion method |
|
1365 const TUint8* y = iY; |
|
1366 const TUint8* u = iU; |
|
1367 const TUint8* v = iV; |
|
1368 const TUint8* clip = COFF_TBL_16M + 144; |
|
1369 |
|
1370 TInt height = DestinationSize().iHeight; |
|
1371 TInt width = DestinationSize().iWidth; |
|
1372 |
|
1373 iDestination->LockHeap(); |
|
1374 TUint32* d = iDestination->DataAddress(); |
|
1375 |
|
1376 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MA(): [%d, %d] for >>"), RThread().Id().operator TUint(), width, height )); |
|
1377 |
|
1378 for( TInt h = 0; h < height; h++ ) |
|
1379 { |
|
1380 TInt sourceY = TInt( TReal32( h ) * iVSkipReal ); |
|
1381 TInt hTimesW = sourceY * SourceSize().iWidth; |
|
1382 TInt uvIdx = ( sourceY >> 1 ) * ( SourceSize().iWidth >> 1 ); |
|
1383 for( TInt w = 0; w < width; w++ ) |
|
1384 { |
|
1385 TInt sourceX = TInt( TReal32( w ) * iHSkipReal ); |
|
1386 |
|
1387 TInt uvIdxW( uvIdx + ( sourceX >> 1 ) ); |
|
1388 |
|
1389 TInt ay = y[ hTimesW + sourceX ]; |
|
1390 TInt cb = u[ uvIdxW ] - 128; |
|
1391 TInt cr = v[ uvIdxW ] - 128; |
|
1392 |
|
1393 TInt greenCbCr = |
|
1394 ( |
|
1395 cr * *reinterpret_cast< const TInt32* >( clip - 136 ) + |
|
1396 cb * *reinterpret_cast< const TInt32* >( clip - 140 ) |
|
1397 ) >> 16; |
|
1398 cr = |
|
1399 ( |
|
1400 cr * *reinterpret_cast< const TInt32* >( clip - 144 ) |
|
1401 ) >> 16; |
|
1402 cb = |
|
1403 ( |
|
1404 cb * *reinterpret_cast< const TInt32* >( clip - 132 ) |
|
1405 ) >> 16; |
|
1406 |
|
1407 |
|
1408 // 0xffBBGG |
|
1409 TUint32 p = 0xff0000 | |
|
1410 ( clip[ ay + cr ] << 8 ) | clip[ ay - greenCbCr ]; |
|
1411 // 0xffBBGGRR |
|
1412 *d++ = clip[ ay + cb ] | ( p << 8 ); |
|
1413 } |
|
1414 } |
|
1415 |
|
1416 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MA(): for <<"), RThread().Id().operator TUint())); |
|
1417 |
|
1418 iDestination->UnlockHeap(); |
|
1419 } |
|
1420 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MA() <<"), RThread().Id().operator TUint())); |
|
1421 } |
|
1422 |
|
1423 // ----------------------------------------------------------------------------- |
|
1424 // CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MANoScale() |
|
1425 // When vertical and horizontal scaling is not required we can do two vertical |
|
1426 // lines in parallel in that case we need to calculate Cr and Cb values only |
|
1427 // once for four pixels. |
|
1428 // (other items were commented in a header). |
|
1429 // ----------------------------------------------------------------------------- |
|
1430 // |
|
1431 void CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MANoScale() |
|
1432 { |
|
1433 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MANoScale() >>"), RThread().Id().operator TUint())); |
|
1434 |
|
1435 TInt height( SourceSize().iHeight >> 1 ); |
|
1436 TInt width( SourceSize().iWidth ); |
|
1437 |
|
1438 const TUint32* y1 = reinterpret_cast< const TUint32* >( iY ); |
|
1439 const TUint32* u = reinterpret_cast< const TUint32* >( iU ); |
|
1440 const TUint32* v = reinterpret_cast< const TUint32* >( iV ); |
|
1441 |
|
1442 iDestination->LockHeap(); |
|
1443 |
|
1444 TUint32 uintsPerDestRow = CFbsBitmap::ScanLineLength |
|
1445 ( DestinationSize().iWidth, EColor16MU ) >> 2; |
|
1446 |
|
1447 TUint32* d1 = iDestination->DataAddress(); |
|
1448 |
|
1449 TUint32 ywidth = width >> 2; |
|
1450 |
|
1451 width >>= 3; |
|
1452 |
|
1453 TInt32 cb; |
|
1454 TInt32 cr; |
|
1455 TInt32 greenCbCr; |
|
1456 TInt32 yy; |
|
1457 TUint32 p; |
|
1458 const TUint8* clip = COFF_TBL_16M + 144; |
|
1459 |
|
1460 for( TInt y = 0; y < height; y++ ) |
|
1461 { |
|
1462 for( TInt x = 0; x < width; x++ ) |
|
1463 { |
|
1464 TUint32 u1 = *u++; |
|
1465 TUint32 v1 = *v++; |
|
1466 |
|
1467 for( TInt c2 = 0; c2 < 2; c2++ ) |
|
1468 { |
|
1469 TUint32 yy2 = y1[ ywidth ]; |
|
1470 TUint32 yy1 = *y1++; |
|
1471 |
|
1472 for( TInt c = 0; c < 2; c++ ) |
|
1473 { |
|
1474 cb = TInt32( u1 & 0xff ) - 128; |
|
1475 u1 >>= 8; |
|
1476 cr = TInt32( v1 & 0xff ) - 128; |
|
1477 v1 >>= 8; |
|
1478 |
|
1479 greenCbCr = |
|
1480 ( |
|
1481 cr * *reinterpret_cast< const TInt32* >( clip - 136 ) + |
|
1482 cb * *reinterpret_cast< const TInt32* >( clip - 140 ) |
|
1483 ) >> 16; |
|
1484 cr = |
|
1485 ( |
|
1486 cr * *reinterpret_cast< const TInt32* >( clip - 144 ) |
|
1487 ) >> 16; |
|
1488 cb = |
|
1489 ( |
|
1490 cb * *reinterpret_cast< const TInt32* >( clip - 132 ) |
|
1491 ) >> 16; |
|
1492 |
|
1493 // lower left |
|
1494 yy = ( yy2 & 0xff ); |
|
1495 yy2 >>= 8; |
|
1496 |
|
1497 // 0xffBBGG |
|
1498 p = 0xff0000 | |
|
1499 ( clip[ yy + cr ] << 8 ) | clip[ yy - greenCbCr ]; |
|
1500 // 0xffBBGGRR |
|
1501 d1[ uintsPerDestRow ] = clip[ yy + cb ] | ( p << 8 ); |
|
1502 |
|
1503 // lower right |
|
1504 yy = ( yy2 & 0xff ); |
|
1505 yy2 >>= 8; |
|
1506 |
|
1507 // 0xffBBGG |
|
1508 p = 0xff0000 | |
|
1509 ( clip[ yy + cr ] << 8 ) | clip[ yy - greenCbCr ]; |
|
1510 // 0xffBBGGRR |
|
1511 d1[ uintsPerDestRow + 1 ] = clip[ yy + cb ] | ( p << 8 ); |
|
1512 |
|
1513 // upper left |
|
1514 yy = ( yy1 & 0xff ); |
|
1515 yy1 >>= 8; |
|
1516 |
|
1517 // 0xffBBGG |
|
1518 p = 0xff0000 | |
|
1519 ( clip[ yy + cr ] << 8 ) | clip[ yy - greenCbCr ]; |
|
1520 // 0xffBBGGRR |
|
1521 *d1++ = clip[ yy + cb ] | ( p << 8 ); |
|
1522 |
|
1523 // upper right |
|
1524 yy = ( yy1 & 0xff ); |
|
1525 yy1 >>= 8; |
|
1526 |
|
1527 // 0xffBBGG |
|
1528 p = 0xff0000 | |
|
1529 ( clip[ yy + cr ] << 8 ) | clip[ yy - greenCbCr ]; |
|
1530 // 0xffBBGGRR |
|
1531 *d1++ = clip[ yy + cb ] | ( p << 8 ); |
|
1532 } |
|
1533 } |
|
1534 } |
|
1535 |
|
1536 y1 += ( width << 1 ); |
|
1537 d1 += uintsPerDestRow; |
|
1538 } |
|
1539 |
|
1540 iDestination->UnlockHeap(); |
|
1541 |
|
1542 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYUVPlanarFbsBitmapConverter::DoProcess16MU16MANoScale() <<"), RThread().Id().operator TUint())); |
|
1543 } |
|
1544 |
|
1545 // ----------------------------------------------------------------------------- |
|
1546 // CVTYUVPlanarFbsBitmapConverter::SetSourceL( const TDesC8& aSourceData ) |
|
1547 // (other items were commented in a header). |
|
1548 // ----------------------------------------------------------------------------- |
|
1549 // |
|
1550 EXPORT_C void CVTYUVPlanarFbsBitmapConverter::SetSourceL( |
|
1551 const TDesC8& aSourceData ) |
|
1552 { |
|
1553 // make sure dimension and buffer size match |
|
1554 if( aSourceData.Length() != |
|
1555 ( ( SourceSize().iWidth * SourceSize().iHeight * 12 ) / 8 ) ) |
|
1556 { |
|
1557 User::Leave( KErrArgument ); |
|
1558 } |
|
1559 SetYUVPtrs( aSourceData ); |
|
1560 } |
|
1561 |
|
1562 // ============================ CVTIYUVFbsBitmapConverter =============================== |
|
1563 |
|
1564 // ----------------------------------------------------------------------------- |
|
1565 // CVTIYUVFbsBitmapConverter::NewL( const TSize& aSourceSize, |
|
1566 // const CFbsBitmap& aDestinationBitmap ) |
|
1567 // (other items were commented in a header). |
|
1568 // ----------------------------------------------------------------------------- |
|
1569 // |
|
1570 EXPORT_C CVTIYUVFbsBitmapConverter* CVTIYUVFbsBitmapConverter::NewL( |
|
1571 const TSize& aSourceSize, |
|
1572 const CFbsBitmap& aDestinationBitmap ) |
|
1573 { |
|
1574 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTIYUVFbsBitmapConverter::NewL() >>"), RThread().Id().operator TUint())); |
|
1575 CVTIYUVFbsBitmapConverter* self = NewL( |
|
1576 aSourceSize, aDestinationBitmap.Handle() ); |
|
1577 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTIYUVFbsBitmapConverter::NewL() <<"), RThread().Id().operator TUint())); |
|
1578 return self; |
|
1579 } |
|
1580 |
|
1581 // ----------------------------------------------------------------------------- |
|
1582 // CVTIYUVFbsBitmapConverter::NewL( const TSize& aSourceSize, |
|
1583 // TInt aBitmapHandle ) |
|
1584 // (other items were commented in a header). |
|
1585 // ----------------------------------------------------------------------------- |
|
1586 // |
|
1587 EXPORT_C CVTIYUVFbsBitmapConverter* CVTIYUVFbsBitmapConverter::NewL( |
|
1588 const TSize& aSourceSize, |
|
1589 TInt aBitmapHandle ) |
|
1590 { |
|
1591 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTIYUVFbsBitmapConverter::NewL() >>"), RThread().Id().operator TUint())); |
|
1592 CVTIYUVFbsBitmapConverter* self = new (ELeave) |
|
1593 CVTIYUVFbsBitmapConverter( aSourceSize ); |
|
1594 CleanupStack::PushL( self ); |
|
1595 self->ConstructL( aBitmapHandle ); |
|
1596 CleanupStack::Pop(); // self |
|
1597 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTIYUVFbsBitmapConverter::NewL() <<"), RThread().Id().operator TUint())); |
|
1598 return self; |
|
1599 } |
|
1600 |
|
1601 // ----------------------------------------------------------------------------- |
|
1602 // CVTIYUVFbsBitmapConverter::SetYUVPtrs( const TDesC8& aSourceData ) |
|
1603 // (other items were commented in a header). |
|
1604 // ----------------------------------------------------------------------------- |
|
1605 // |
|
1606 void CVTIYUVFbsBitmapConverter::SetYUVPtrs( const TDesC8& aSourceData ) |
|
1607 { |
|
1608 TInt ySize = SourceSize().iWidth * SourceSize().iHeight; |
|
1609 TInt ySizeDiv4 = ( ySize >> 2 ); |
|
1610 iY = aSourceData.Mid( 0, ySize ).Ptr(); |
|
1611 iU = aSourceData.Mid( ySize, ySizeDiv4 ).Ptr(); |
|
1612 iV = aSourceData.Mid( ySize + ySizeDiv4, ySizeDiv4 ).Ptr(); |
|
1613 } |
|
1614 |
|
1615 // ----------------------------------------------------------------------------- |
|
1616 // CVTIYUVFbsBitmapConverter::CVTIYUVFbsBitmapConverter( const TSize& |
|
1617 // aSourceSize ) |
|
1618 // (other items were commented in a header). |
|
1619 // ----------------------------------------------------------------------------- |
|
1620 // |
|
1621 CVTIYUVFbsBitmapConverter::CVTIYUVFbsBitmapConverter( const TSize& aSourceSize ) |
|
1622 : CVTYUVPlanarFbsBitmapConverter( aSourceSize ) |
|
1623 { |
|
1624 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTIYUVFbsBitmapConverter::CVTIYUVFbsBitmapConverter() >>"), RThread().Id().operator TUint())); |
|
1625 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTIYUVFbsBitmapConverter::CVTIYUVFbsBitmapConverter() <<"), RThread().Id().operator TUint())); |
|
1626 } |
|
1627 |
|
1628 // ============================ CVTYV12FbsBitmapConverter =============================== |
|
1629 |
|
1630 // ----------------------------------------------------------------------------- |
|
1631 // CVTYV12FbsBitmapConverter::NewL( const TSize& aSourceSize, |
|
1632 // const CFbsBitmap& aDestinationBitmap ) |
|
1633 // (other items were commented in a header). |
|
1634 // ----------------------------------------------------------------------------- |
|
1635 // |
|
1636 EXPORT_C CVTYV12FbsBitmapConverter* CVTYV12FbsBitmapConverter::NewL( |
|
1637 const TSize& aSourceSize, |
|
1638 const CFbsBitmap& aDestinationBitmap ) |
|
1639 { |
|
1640 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYV12FbsBitmapConverter::NewL() >>"), RThread().Id().operator TUint())); |
|
1641 CVTYV12FbsBitmapConverter* self = NewL( |
|
1642 aSourceSize, aDestinationBitmap.Handle() ); |
|
1643 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYV12FbsBitmapConverter::NewL() <<"), RThread().Id().operator TUint())); |
|
1644 return self; |
|
1645 } |
|
1646 |
|
1647 // ----------------------------------------------------------------------------- |
|
1648 // CVTYV12FbsBitmapConverter::NewL( const TSize& aSourceSize, |
|
1649 // TInt aBitmapHandle ) |
|
1650 // (other items were commented in a header). |
|
1651 // ----------------------------------------------------------------------------- |
|
1652 // |
|
1653 EXPORT_C CVTYV12FbsBitmapConverter* CVTYV12FbsBitmapConverter::NewL( |
|
1654 const TSize& aSourceSize, |
|
1655 TInt aBitmapHandle ) |
|
1656 { |
|
1657 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYV12FbsBitmapConverter::NewL() >>"), RThread().Id().operator TUint())); |
|
1658 CVTYV12FbsBitmapConverter* self = new (ELeave) |
|
1659 CVTYV12FbsBitmapConverter( aSourceSize ); |
|
1660 CleanupStack::PushL( self ); |
|
1661 self->ConstructL( aBitmapHandle ); |
|
1662 CleanupStack::Pop(); // self |
|
1663 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYV12FbsBitmapConverter::NewL() <<"), RThread().Id().operator TUint())); |
|
1664 return self; |
|
1665 } |
|
1666 |
|
1667 // ----------------------------------------------------------------------------- |
|
1668 // CVTYV12FbsBitmapConverter::SetYUVPtrs( const TDesC8& aSourceData ) |
|
1669 // (other items were commented in a header). |
|
1670 // ----------------------------------------------------------------------------- |
|
1671 // |
|
1672 void CVTYV12FbsBitmapConverter::SetYUVPtrs( const TDesC8& aSourceData ) |
|
1673 { |
|
1674 TInt ySize = SourceSize().iWidth * SourceSize().iHeight; |
|
1675 TInt ySizeDiv4 = ( ySize >> 2 ); |
|
1676 iY = aSourceData.Mid( 0, ySize ).Ptr(); |
|
1677 iV = aSourceData.Mid( ySize, ySizeDiv4 ).Ptr(); |
|
1678 iU = aSourceData.Mid( ySize + ySizeDiv4, ySizeDiv4 ).Ptr(); |
|
1679 } |
|
1680 |
|
1681 // ----------------------------------------------------------------------------- |
|
1682 // CVTYV12FbsBitmapConverter::CVTYV12FbsBitmapConverter( |
|
1683 // const TSize& aSourceSize ) |
|
1684 // (other items were commented in a header). |
|
1685 // ----------------------------------------------------------------------------- |
|
1686 // |
|
1687 CVTYV12FbsBitmapConverter::CVTYV12FbsBitmapConverter( const TSize& aSourceSize ) |
|
1688 : CVTYUVPlanarFbsBitmapConverter( aSourceSize ) |
|
1689 { |
|
1690 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYV12FbsBitmapConverter::CVTYV12FbsBitmapConverter() >>"), RThread().Id().operator TUint())); |
|
1691 __IF_DEBUG(Print(_L("VideoSource: [%d] CVTYV12FbsBitmapConverter::CVTYV12FbsBitmapConverter() <<"), RThread().Id().operator TUint())); |
|
1692 } |
|
1693 |
|
1694 // ============================ CVSFbsBitmapIYUVConverter =============================== |
|
1695 |
|
1696 // ----------------------------------------------------------------------------- |
|
1697 // CVSFbsBitmapIYUVConverter::CVSFbsBitmapIYUVConverter() |
|
1698 // (other items were commented in a header). |
|
1699 // ----------------------------------------------------------------------------- |
|
1700 // |
|
1701 CVSFbsBitmapIYUVConverter::CVSFbsBitmapIYUVConverter() |
|
1702 { |
|
1703 } |
|
1704 |
|
1705 // ----------------------------------------------------------------------------- |
|
1706 // CVSFbsBitmapIYUVConverter::NewL( const CFbsBitmap& aBitmap ) |
|
1707 // (other items were commented in a header). |
|
1708 // ----------------------------------------------------------------------------- |
|
1709 // |
|
1710 EXPORT_C CVSFbsBitmapIYUVConverter* CVSFbsBitmapIYUVConverter::NewL( |
|
1711 const CFbsBitmap& aBitmap ) |
|
1712 { |
|
1713 CVSFbsBitmapIYUVConverter* self = new (ELeave) CVSFbsBitmapIYUVConverter(); |
|
1714 CleanupStack::PushL( self ); |
|
1715 self->ConstructL( aBitmap ); |
|
1716 CleanupStack::Pop(); // self |
|
1717 return self; |
|
1718 } |
|
1719 |
|
1720 // ----------------------------------------------------------------------------- |
|
1721 // CVSFbsBitmapIYUVConverter::~CVSFbsBitmapIYUVConverter() |
|
1722 // (other items were commented in a header). |
|
1723 // ----------------------------------------------------------------------------- |
|
1724 // |
|
1725 EXPORT_C CVSFbsBitmapIYUVConverter::~CVSFbsBitmapIYUVConverter() |
|
1726 { |
|
1727 delete iSource; |
|
1728 delete iYUVData; |
|
1729 } |
|
1730 |
|
1731 // ----------------------------------------------------------------------------- |
|
1732 // CVSFbsBitmapIYUVConverter::SetSourceL( const CFbsBitmap& aBitmap ) |
|
1733 // (other items were commented in a header). |
|
1734 // ----------------------------------------------------------------------------- |
|
1735 // |
|
1736 EXPORT_C void CVSFbsBitmapIYUVConverter::SetSourceL( const CFbsBitmap& aBitmap ) |
|
1737 { |
|
1738 ReConstructL( aBitmap ); |
|
1739 } |
|
1740 |
|
1741 // ----------------------------------------------------------------------------- |
|
1742 // CVSFbsBitmapIYUVConverter::ProcessL() |
|
1743 // (other items were commented in a header). |
|
1744 // ----------------------------------------------------------------------------- |
|
1745 // |
|
1746 EXPORT_C void CVSFbsBitmapIYUVConverter::ProcessL() |
|
1747 { |
|
1748 switch( iSource->DisplayMode() ) |
|
1749 { |
|
1750 case EColor4K: |
|
1751 DoProcess( VSReadColor4K ); |
|
1752 break; |
|
1753 |
|
1754 case EColor64K: |
|
1755 DoProcess( VSReadColor64K ); |
|
1756 break; |
|
1757 |
|
1758 case EColor16M: |
|
1759 DoProcess( VSReadColor16M ); |
|
1760 break; |
|
1761 |
|
1762 case EColor16MU: |
|
1763 DoProcess( VSReadColor16MU ); |
|
1764 break; |
|
1765 |
|
1766 case EColor16MA: |
|
1767 DoProcess( VSReadColor16MA ); |
|
1768 break; |
|
1769 |
|
1770 default: |
|
1771 User::Leave( KErrNotSupported ); |
|
1772 break; |
|
1773 }; |
|
1774 } |
|
1775 |
|
1776 // ----------------------------------------------------------------------------- |
|
1777 // CVSFbsBitmapIYUVConverter::YUVData() const |
|
1778 // (other items were commented in a header). |
|
1779 // ----------------------------------------------------------------------------- |
|
1780 // |
|
1781 EXPORT_C TPtrC8 CVSFbsBitmapIYUVConverter::YUVData() const |
|
1782 { |
|
1783 return *iYUVData; |
|
1784 } |
|
1785 |
|
1786 // ----------------------------------------------------------------------------- |
|
1787 // CVSFbsBitmapIYUVConverter::ConstructL( const CFbsBitmap& aBitmap ) |
|
1788 // (other items were commented in a header). |
|
1789 // ----------------------------------------------------------------------------- |
|
1790 // |
|
1791 void CVSFbsBitmapIYUVConverter::ConstructL( const CFbsBitmap& aBitmap ) |
|
1792 { |
|
1793 iSource = new (ELeave) CFbsBitmap(); |
|
1794 ReConstructL( aBitmap ); |
|
1795 } |
|
1796 |
|
1797 // ----------------------------------------------------------------------------- |
|
1798 // CVSFbsBitmapIYUVConverter::ReConstructL( const CFbsBitmap& aBitmap ) |
|
1799 // (other items were commented in a header). |
|
1800 // ----------------------------------------------------------------------------- |
|
1801 // |
|
1802 void CVSFbsBitmapIYUVConverter::ReConstructL( const CFbsBitmap& aBitmap ) |
|
1803 { |
|
1804 User::LeaveIfError( iSource->Duplicate( aBitmap.Handle() ) ); |
|
1805 |
|
1806 // make sure that source bitmap's displaymode is supported |
|
1807 if( ( iSource->DisplayMode() != EColor4K ) && |
|
1808 ( iSource->DisplayMode() != EColor64K ) && |
|
1809 ( iSource->DisplayMode() != EColor16M ) && |
|
1810 ( iSource->DisplayMode() != EColor16MU ) && |
|
1811 ( iSource->DisplayMode() != EColor16MA ) ) |
|
1812 { |
|
1813 User::Leave( KErrNotSupported ); |
|
1814 } |
|
1815 |
|
1816 if( !iYUVData || !( iSize == iSource->SizeInPixels() ) ) |
|
1817 { |
|
1818 iSize = iSource->SizeInPixels(); |
|
1819 delete iYUVData; iYUVData = 0; |
|
1820 TInt ySize = iSize.iWidth * iSize.iHeight; |
|
1821 iYUVData = HBufC8::NewMaxL( ySize + ( ySize >> 1 ) ); |
|
1822 iY.Set( iYUVData->Des().Mid( 0, ySize ) ); |
|
1823 iU.Set( iYUVData->Des().Mid( ySize, ySize >> 2 ) ); |
|
1824 iV.Set( iYUVData->Des().Mid( ySize + ( ySize >> 2 ), ySize >> 2 ) ); |
|
1825 } |
|
1826 } |
|
1827 |
|
1828 // ----------------------------------------------------------------------------- |
|
1829 // CVSFbsBitmapIYUVConverter::DoProcess( TVSColorReadFunc aReadFunction ) |
|
1830 // (other items were commented in a header). |
|
1831 // ----------------------------------------------------------------------------- |
|
1832 // |
|
1833 void CVSFbsBitmapIYUVConverter::DoProcess( TVSColorReadFunc aReadFunction ) |
|
1834 { |
|
1835 TUint8* pY = const_cast<TUint8*>( iY.Ptr() ); |
|
1836 TUint8* pU = const_cast<TUint8*>( iU.Ptr() ); |
|
1837 TUint8* pV = const_cast<TUint8*>( iV.Ptr() ); |
|
1838 TVSYCrCb yuv1, yuv2; |
|
1839 |
|
1840 iSource->LockHeap(); |
|
1841 TAny* s = iSource->DataAddress(); |
|
1842 for( TInt h = 0; h < iSize.iHeight; h++ ) |
|
1843 { |
|
1844 if( h&1 ) |
|
1845 { |
|
1846 // Note! width must be even divisible by 2 |
|
1847 for( TInt w = 0; w < iSize.iWidth >> 1; w++ ) |
|
1848 { |
|
1849 *pY++ = RGBtoYCbCr( &yuv1, aReadFunction( s ) ); |
|
1850 *pY++ = RGBtoYCbCr( &yuv2, aReadFunction( s ) ); |
|
1851 *pU++ = static_cast<TUint8>( AVG( yuv1.iCb, yuv2.iCb ) ); |
|
1852 *pV++ = static_cast<TUint8>( AVG( yuv1.iCr, yuv2.iCr ) ); |
|
1853 } |
|
1854 } |
|
1855 else |
|
1856 { |
|
1857 // Note! width must be even divisible by 2 |
|
1858 for( TInt w = 0; w < iSize.iWidth >> 1; w++ ) |
|
1859 { |
|
1860 *pY++ = RGBtoYCbCr( &yuv1, aReadFunction( s ) ); |
|
1861 *pY++ = RGBtoYCbCr( &yuv2, aReadFunction( s ) ); |
|
1862 *pU++ = static_cast<TUint8>( |
|
1863 AVG( *pU, AVG( yuv1.iCb, yuv2.iCb ) ) ); |
|
1864 *pV++ = static_cast<TUint8>( |
|
1865 AVG( *pV, AVG( yuv1.iCr, yuv2.iCr ) ) ); |
|
1866 } |
|
1867 // if even row -> decrease pU and pV, we will calculate average for |
|
1868 // those on odd rows |
|
1869 pU -= ( iSize.iWidth >> 1 ); |
|
1870 pV -= ( iSize.iWidth >> 1 ); |
|
1871 } |
|
1872 } |
|
1873 iSource->UnlockHeap(); |
|
1874 } |
|
1875 |
|
1876 // End of File |