author | Mikael Laine <mikael.laine@ixonos.com> |
Fri, 29 Jan 2010 14:08:33 +0200 | |
changeset 0 | 951a5db380a0 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2010 Ixonos Plc. |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of the "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - Initial contribution |
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* |
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* Contributors: |
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* Ixonos Plc |
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* |
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* Description: |
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* Implementation of class CYuv2Rgb24. |
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* YUV to EColor16M colorspace converter concrete classes. |
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* |
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*/ |
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// EXTERNAL RESOURCES |
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// Include Files |
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#include <e32math.h> |
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#include "yuvconverter.h" |
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#include "yuv2rgb24.h" |
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#include "brightnesscontrast.h" |
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// MEMBER FUNCTIONS |
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//============================================================================= |
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/* |
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----------------------------------------------------------------------------- |
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CYuv2Rgb24 |
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CYuv2Rgb24() |
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Standard C++ constructor |
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----------------------------------------------------------------------------- |
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*/ |
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CYuv2Rgb24::CYuv2Rgb24() |
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{ |
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iRgbLookupTable = 0; |
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iGamma = 65536; |
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iBrightnessContrast = KMedBrightnessContrastIndex; |
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} |
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/* |
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----------------------------------------------------------------------------- |
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CYuv2Rgb24 |
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~CYuv2Rgb24() |
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Standard C++ destructor |
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----------------------------------------------------------------------------- |
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*/ |
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CYuv2Rgb24::~CYuv2Rgb24() |
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{ |
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User::Free(iRgbLookupTable); |
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} |
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/* |
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----------------------------------------------------------------------------- |
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CYuv2Rgb24 |
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ConstructL() |
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Standard Symbian OS second-phase constructor. Initializes the object. |
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----------------------------------------------------------------------------- |
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*/ |
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void CYuv2Rgb24::ConstructL(TUint aWidth, TUint aHeight, TUint aMaxWidth, TUint aMaxHeight) |
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{ |
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// Remember the dimensions |
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// __ASSERT_ALWAYS(((aWidth & 1) == 0) && ((aHeight & 1) == 0), |
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// User::Leave(KErrArgument)); |
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iWidth = aWidth; |
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iHeight = aHeight; |
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if ( iWidth > aMaxWidth ) { |
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iCropWidth = (iWidth-aMaxWidth)/2; |
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iWidth = aMaxWidth; |
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} |
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else { |
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iCropWidth = 0; |
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} |
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if ( iHeight > aMaxHeight ) { |
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iCropHeight = (iHeight-aMaxHeight)/2; |
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iHeight = aMaxHeight; |
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} |
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else { |
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iCropHeight = 0; |
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} |
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// Allocate the RGB saturate/gamma lookup table |
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iRgbLookupTable = (TUint8*) User::AllocL(ESaturateLength); |
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// Initialize brightness & contrast value, this will calculate the conversion table |
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// Since this uses the median index, it makes no difference if the preferred |
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// enhancement is this or gamma. Furthermore, changes to the value will be done using |
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// the appropriate method. |
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122 |
SetBrightnessContrast(KMaxBCInputIndex/2); |
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123 |
} |
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124 |
|
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125 |
|
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126 |
|
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127 |
/* |
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128 |
----------------------------------------------------------------------------- |
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129 |
|
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130 |
CYuv2Rgb24 |
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131 |
|
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132 |
SetGamma() |
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133 |
|
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134 |
Sets the conversion gamma value and recalculates the look-up table |
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135 |
|
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136 |
----------------------------------------------------------------------------- |
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137 |
*/ |
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138 |
|
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139 |
void CYuv2Rgb24::SetGamma(TInt aGamma) |
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140 |
{ |
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141 |
TInt i, v; |
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142 |
TReal vNorm; |
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143 |
|
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144 |
// Remember gamma and convert it to floating point |
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145 |
iGamma = aGamma; |
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Committing the Video Editor package under the Eclipse Public License
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146 |
TReal fGamma = TReal(iGamma) / TReal(65536); |
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147 |
|
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148 |
// Calculate table entries for all possible RGB values: |
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149 |
for ( i = 0; i < ESaturateLength; i++ ) |
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150 |
{ |
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151 |
// Actual RGB value for this table index |
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152 |
v = i - ESaturateOffset; |
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153 |
|
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154 |
// Saturate if <0 or >255, otherwise calculate gamma |
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155 |
if ( v < 0 ) |
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156 |
v = 0; |
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157 |
else if ( v > 255 ) |
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158 |
v = 255; |
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159 |
else |
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160 |
{ |
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161 |
// Normalize v: |
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162 |
vNorm = TReal(v) / TReal(255); |
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163 |
|
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164 |
// Gamma-correct: v = v ^ gamma |
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165 |
Math::Pow(vNorm, vNorm, fGamma); |
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166 |
|
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167 |
// Scale back to [0..255] and clamp: |
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168 |
vNorm = (TReal(255) * vNorm) + 0.5; |
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169 |
v = (TInt) vNorm; |
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170 |
if ( v < 0 ) v = 0; |
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171 |
if ( v > 255 ) v = 255; |
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172 |
} |
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173 |
|
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174 |
// 24bpp RGB has range [0..255] for all components, store to table: |
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175 |
iRgbLookupTable[i] = (TUint8) v; |
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176 |
} |
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177 |
} |
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178 |
|
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179 |
/* |
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180 |
----------------------------------------------------------------------------- |
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181 |
|
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182 |
CYuv2Rgb24 |
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Committing the Video Editor package under the Eclipse Public License
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183 |
|
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184 |
SetBrightnessContrast() |
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Committing the Video Editor package under the Eclipse Public License
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185 |
|
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186 |
Sets the index to the predefined brightness&contrast lookup table |
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187 |
(KBrightnessContrastEnhParam) and recalculates the RGB look-up table |
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188 |
The algorithm was developed by IMAAMI for Kenny display. |
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Committing the Video Editor package under the Eclipse Public License
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189 |
|
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190 |
----------------------------------------------------------------------------- |
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Committing the Video Editor package under the Eclipse Public License
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191 |
*/ |
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Committing the Video Editor package under the Eclipse Public License
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192 |
void CYuv2Rgb24::SetBrightnessContrast(TInt aBCIndex) |
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Committing the Video Editor package under the Eclipse Public License
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193 |
{ |
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Committing the Video Editor package under the Eclipse Public License
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194 |
TInt i, v; |
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Committing the Video Editor package under the Eclipse Public License
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195 |
TReal vNorm; |
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Committing the Video Editor package under the Eclipse Public License
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196 |
|
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Committing the Video Editor package under the Eclipse Public License
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197 |
// Convert & remember brightness-contrast index. aBCIndex == 0 to KMaxBCInputIndex. |
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Committing the Video Editor package under the Eclipse Public License
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198 |
iBrightnessContrast = (aBCIndex*KMaxBrightnessContrastIndex)/KMaxBCInputIndex; |
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Committing the Video Editor package under the Eclipse Public License
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199 |
|
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200 |
// Calculate table entries for all possible RGB values: |
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Committing the Video Editor package under the Eclipse Public License
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201 |
for ( i = 0; i < ESaturateLength; i++ ) |
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Committing the Video Editor package under the Eclipse Public License
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202 |
{ |
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Committing the Video Editor package under the Eclipse Public License
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|
203 |
// Actual RGB value for this table index |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
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204 |
v = 298 * (i - ESaturateOffset - 16) / 256; |
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Committing the Video Editor package under the Eclipse Public License
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205 |
// (see Convert()) |
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Committing the Video Editor package under the Eclipse Public License
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206 |
|
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Committing the Video Editor package under the Eclipse Public License
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|
207 |
// Saturate if <0 or >255, otherwise calculate value |
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Committing the Video Editor package under the Eclipse Public License
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208 |
if ( v < 0 ) |
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Committing the Video Editor package under the Eclipse Public License
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209 |
v = 0; |
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Committing the Video Editor package under the Eclipse Public License
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210 |
else if ( v > 255 ) |
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Committing the Video Editor package under the Eclipse Public License
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211 |
v = 255; |
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Committing the Video Editor package under the Eclipse Public License
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212 |
else |
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Committing the Video Editor package under the Eclipse Public License
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|
213 |
{ |
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Committing the Video Editor package under the Eclipse Public License
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|
214 |
|
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Committing the Video Editor package under the Eclipse Public License
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215 |
// Normalize v: |
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Committing the Video Editor package under the Eclipse Public License
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216 |
vNorm = TReal(v) / TReal(255); |
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Committing the Video Editor package under the Eclipse Public License
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|
217 |
|
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218 |
vNorm = KBrightnessContrastEnhParam[iBrightnessContrast].a * vNorm + KBrightnessContrastEnhParam[iBrightnessContrast].b; |
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Committing the Video Editor package under the Eclipse Public License
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219 |
if ( vNorm < 0 ) |
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Committing the Video Editor package under the Eclipse Public License
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220 |
vNorm = 0; |
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Committing the Video Editor package under the Eclipse Public License
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221 |
else if ( vNorm > 1 ) |
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Committing the Video Editor package under the Eclipse Public License
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222 |
vNorm = 1; |
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Committing the Video Editor package under the Eclipse Public License
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223 |
Math::Pow( vNorm, vNorm, KBrightnessContrastEnhParam[iBrightnessContrast].g ); |
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Committing the Video Editor package under the Eclipse Public License
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224 |
|
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Committing the Video Editor package under the Eclipse Public License
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|
225 |
// Scale back to [0..255] and clamp: |
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Committing the Video Editor package under the Eclipse Public License
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|
226 |
vNorm = (TReal(255) * vNorm) + 0.5; |
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Committing the Video Editor package under the Eclipse Public License
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227 |
v = (TInt) vNorm; |
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Committing the Video Editor package under the Eclipse Public License
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228 |
if ( v < 0 ) v = 0; |
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Committing the Video Editor package under the Eclipse Public License
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229 |
if ( v > 255 ) v = 255; |
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Committing the Video Editor package under the Eclipse Public License
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|
230 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
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|
231 |
|
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Committing the Video Editor package under the Eclipse Public License
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|
232 |
// 24bpp RGB has range [0..255] for all components, store to table: |
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Committing the Video Editor package under the Eclipse Public License
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233 |
iRgbLookupTable[i] = (TUint8) v; |
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Committing the Video Editor package under the Eclipse Public License
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|
234 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
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|
235 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
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|
236 |
|
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|
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/* |
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239 |
----------------------------------------------------------------------------- |
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CYuv2Rgb24 |
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Convert() |
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Converts a YUV frame to a EColor16M frame |
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----------------------------------------------------------------------------- |
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*/ |
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void CYuv2Rgb24::Convert(const TUint8 *aYBuf, const TUint8 *aUBuf, |
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const TUint8 *aVBuf, |
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TUint aBufWidth, TUint aBufHeight, |
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TUint8 *aTarget, TUint aTargetScanlineLength) |
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{ |
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TUint cols; |
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TUint rows = iHeight; |
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TUint8 *target; |
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TUint8 *target2; |
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const TUint8 *yb, *yb2; |
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TInt rc, gc, bc; |
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TInt y; |
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TInt uval, vval; |
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TUint8 val; |
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|
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__ASSERT_ALWAYS((aBufWidth >= iWidth) && (aBufHeight >= iHeight), |
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User::Invariant()); |
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// Cropping needed? |
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if ( iCropWidth > 0 ) { |
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//sets offset to buffers; from now on increments below will always result the same offset, since the increment is aBufWidth |
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aYBuf += iCropWidth; |
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aUBuf += iCropWidth/2; |
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aVBuf += iCropWidth/2; |
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} |
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if ( iCropHeight > 0 ) { |
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//skip lines on top |
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aYBuf += iCropHeight*aBufWidth; |
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aUBuf += (iCropHeight/2)*aBufWidth/2; |
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aVBuf += (iCropHeight/2)*aBufWidth/2; |
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} |
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// We don't interpolate the chrominance values at all, since that way we |
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// can save a lot of multiplications. This actually doesn't affect the |
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// subjective picture quality much, if at all, with natural images. |
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|
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// Conversion is done 2x2 pixels at a time |
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|
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// Luminance-only conversion? |
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if ( (aUBuf != NULL) && (aVBuf != NULL) ) |
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{ |
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// Full conversion |
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|
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// Convert all rows, two at a time |
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while ( rows ) |
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{ |
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// Convert all pixels in this row, two at a time |
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cols = iWidth; |
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target = aTarget; |
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target2 = aTarget + aTargetScanlineLength; |
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yb = aYBuf; |
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yb2 = aYBuf + aBufWidth; |
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|
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while ( cols ) |
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{ |
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// Charles Poynton: Color FAQ |
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// (http://www.inforamp.net/~poynton/ColorFAQ.html) |
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// 30. How do I encode Y'CBCR components from computer R'G'B' ? |
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|
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// [normalized] |
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// R = 1.1643828125 * (Y-16) + 1.59602734375 * (Cr-128) |
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// G = 1.1643828125 * (Y-16) + -0.39178515625 * (Cb-128) + -0.81296875 * (Cr-128) |
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// B = 1.1643828125 * (Y-16) + 2.01723046875 * (Cb-128) |
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313 |
|
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// We'll use fixed-point with 16 bits of fractional part for |
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315 |
// accuracy. Besides, 24bpp RGB is not likely to be used in |
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316 |
// low-CPU devices in the near future... |
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|
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// Red chrominance part for this 2x2 block: |
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319 |
vval = ((TInt) aVBuf[0]) - 128; |
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rc = 104597 * vval; |
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321 |
|
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322 |
// Green chrominance: |
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323 |
uval = ((TInt) aUBuf[0]) - 128; |
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gc = -25676*uval - 53279*vval; |
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325 |
|
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326 |
// Blue chrominance: |
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327 |
bc = 132201 * uval; |
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328 |
|
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329 |
// Upper left pixel y part for all components: |
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330 |
y = 76309 * (((TInt) yb[0]) - 16) + 32768; // round up |
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331 |
|
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332 |
// Calculate components and store: |
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333 |
// Bitmap format: bbbbbbbb gggggggg rrrrrrrr |
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334 |
target[0] = iRgbLookupTable[((y+bc) >> 16) + ESaturateOffset]; |
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335 |
target[1] = iRgbLookupTable[((y+gc) >> 16) + ESaturateOffset]; |
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336 |
target[2] = iRgbLookupTable[((y+rc) >> 16) + ESaturateOffset]; |
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337 |
|
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338 |
// Upper right pixel: |
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339 |
y = 76309 * (((TInt) yb[1]) - 16) + 32768; |
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340 |
target[3] = iRgbLookupTable[((y+bc) >> 16) + ESaturateOffset]; |
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341 |
target[4] = iRgbLookupTable[((y+gc) >> 16) + ESaturateOffset]; |
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342 |
target[5] = iRgbLookupTable[((y+rc) >> 16) + ESaturateOffset]; |
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343 |
|
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344 |
// Lower left: |
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345 |
y = 76309 * (((TInt) yb2[0]) - 16) + 32768; |
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346 |
target2[0] = iRgbLookupTable[((y+bc) >> 16) + ESaturateOffset]; |
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347 |
target2[1] = iRgbLookupTable[((y+gc) >> 16) + ESaturateOffset]; |
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348 |
target2[2] = iRgbLookupTable[((y+rc) >> 16) + ESaturateOffset]; |
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349 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
350 |
// Lower right: |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
351 |
y = 76309 * (((TInt) yb2[1]) - 16) + 32768; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
352 |
target2[3] = iRgbLookupTable[((y+bc) >> 16) + ESaturateOffset]; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
353 |
target2[4] = iRgbLookupTable[((y+gc) >> 16) + ESaturateOffset]; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
354 |
target2[5] = iRgbLookupTable[((y+rc) >> 16) + ESaturateOffset]; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
355 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
356 |
// Next two pixels: |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
357 |
target += 6; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
358 |
target2 += 6; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
359 |
yb += 2; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
360 |
yb2 += 2; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
361 |
aUBuf++; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
362 |
aVBuf++; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
363 |
cols -= 2; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
364 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
365 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
366 |
// Next rows |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
367 |
rows -= 2; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
368 |
aYBuf += 2*aBufWidth; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
369 |
aUBuf += (aBufWidth - iWidth)/2; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
370 |
aVBuf += (aBufWidth - iWidth)/2; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
371 |
aTarget += 2*aTargetScanlineLength; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
372 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
373 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
374 |
else |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
375 |
{ |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
376 |
// No chrominance given, do a luminance-only conversion |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
377 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
378 |
// Convert all rows |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
379 |
while ( rows ) |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
380 |
{ |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
381 |
// Convert all pixels in this row, two at a time |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
382 |
cols = iWidth; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
383 |
target = aTarget; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
384 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
385 |
while ( cols ) |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
386 |
{ |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
387 |
// Do a pixel: |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
388 |
y = 76309 * (((TInt) aYBuf[0]) - 16) + 32768; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
389 |
val = iRgbLookupTable[(y >> 16) + ESaturateOffset]; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
390 |
target[0] = val; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
391 |
target[1] = val; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
392 |
target[2] = val; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
393 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
394 |
// And another one: |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
395 |
y = 76309 * (((TInt) aYBuf[1]) - 16) + 32768; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
396 |
val = iRgbLookupTable[(y >> 16) + ESaturateOffset]; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
397 |
target[3] = val; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
398 |
target[4] = val; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
399 |
target[5] = val; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
400 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
401 |
// Next two pixels: |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
402 |
target += 6; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
403 |
aYBuf += 2; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
404 |
cols -= 2; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
405 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
406 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
407 |
// Next row |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
408 |
rows--; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
409 |
aYBuf += aBufWidth - iWidth; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
410 |
aTarget += aTargetScanlineLength; |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
411 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
412 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
413 |
} |
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
414 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
415 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
416 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
417 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
418 |
|
951a5db380a0
Committing the Video Editor package under the Eclipse Public License
Mikael Laine <mikael.laine@ixonos.com>
parents:
diff
changeset
|
419 |
// End of File |