color_helpers: Refined sdr gamut generation on wide gamut displays
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1 changed files with 1 additions and 13 deletions
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@ -351,26 +351,14 @@ void buildSDRColorimetry( displaycolorimetry_t * pColorimetry, colormapping_t *p
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if ( BIsWideGamut( nativeDisplayOutput) )
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{
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// 0.0: 709
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// 0.75: Generic wide gamut display
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// 1.0: Native
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colormapping_t noRemap;
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noRemap.blendEnableMinSat = 0.7f;
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noRemap.blendEnableMaxSat = 1.0f;
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noRemap.blendAmountMin = 0.0f;
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noRemap.blendAmountMax = 0.0f;
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*pMapping = noRemap;
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if ( flSDRGamutWideness < 0.75 )
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{
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float t = cfit( flSDRGamutWideness, 0.f, 0.75f, 0.0f, 1.0f );
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*pColorimetry = lerp( displaycolorimetry_709, displaycolorimetry_widegamutgeneric, t );
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}
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else
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{
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float t = cfit( flSDRGamutWideness, 0.75f, 1.f, 0.0f, 1.0f );
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*pColorimetry = lerp( displaycolorimetry_widegamutgeneric, nativeDisplayOutput, t );
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}
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*pColorimetry = lerp( displaycolorimetry_709, nativeDisplayOutput, flSDRGamutWideness );
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}
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else
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{
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