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Small changes to GammaPreset in iccprofilecreator.cc

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Desmis
2018-11-23 08:58:50 +01:00
parent 52ddc63f54
commit 822ba6ae18
1 changed files with 13 additions and 7 deletions
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20
rtgui/iccprofilecreator.cc
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@@ -833,23 +833,29 @@ void ICCProfileCreator::savePressed()
} else if (gammaPreset == "sRGB_g2.4_s12.92") {
sGammaPreset = "sRGB_g=2.4_s=12.92310";
ga[0] = 2.40; //sRGB 2.4 12.92 - RT default as Lightroom
ga[1] = 0.947858;
ga[2] = 0.052142;
ga[3] = 0.077399;
ga[4] = 0.039293;
ga[1] = 0.947867;
ga[2] = 0.052133;
ga[3] = 0.077381;
ga[4] = 0.039286;
//g3 = 0.00340
//g4 = 0.0550
//g5 = 0.449842
presetGamma = 2.4;
presetSlope = 12.92310;
} else if (gammaPreset == "BT709_g2.2_s4.5") {
sGammaPreset = "BT709_g=2.2_s=4.5";
ga[0] = 2.22; //BT709 2.2 4.5 - my preferred as D.Coffin
ga[0] = 2.22; //BT709 2.22 4.5 - my preferred as D.Coffin
ga[1] = 0.909995;
ga[2] = 0.090005;
ga[3] = 0.222222;
ga[4] = 0.081071;
presetGamma = 2.2;
//g3=0.018016
//g4=0.098907
//g5=0.517448
presetGamma = 2.22;
presetSlope = 4.5;
} else if (gammaPreset == "linear_g1.0") {
sGammaPreset = "Linear_g=1.0";
ga[0] = 1.0; //gamma=1 linear : for high dynamic images (cf D.Coffin...)