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RGB curves luminosity mode: Experimental patch to equalize the strength of R, G and B curve

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heckflosse
2016-08-26 16:38:14 +02:00
parent 7a2dd888bb
commit 66054ca50d
1 changed files with 10 additions and 3 deletions
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13
rtengine/improcfun.cc
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@@ -2992,6 +2992,10 @@ void ImProcFunctions::rgbProc (Imagefloat* working, LabImage* lab, PipetteBuffer
static_cast<float>( wprof[2][2] / Color::D50z)
}
};
float maxFactorToxyz = max(toxyz[1][0],toxyz[1][1],toxyz[1][2]);
float equalR = maxFactorToxyz / toxyz[1][0];
float equalG = maxFactorToxyz / toxyz[1][1];
float equalB = maxFactorToxyz / toxyz[1][2];
//inverse matrix user select
double wip[3][3] = {
@@ -3646,15 +3650,18 @@ void ImProcFunctions::rgbProc (Imagefloat* working, LabImage* lab, PipetteBuffer
// rgb values after RGB curves
if (rCurve) {
r = rCurve[r];
float rNew = rCurve[r];
r += (rNew - r) * equalR;
}
if (gCurve) {
g = gCurve[g];
float gNew = gCurve[g];
g += (gNew - g) * equalG;
}
if (bCurve) {
b = bCurve[b];
float bNew = bCurve[b];
b += (bNew - b) * equalB;
}
// Luminosity after