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Another patch for highlight rolloff. Fixes black spots issue.

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This commit is contained in:
Emil Martinec 2010-10-24 08:35:56 -05:00
parent 3f697139a1
commit 373f826dbe
2 changed files with 10 additions and 10 deletions
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2
rtengine/curves.cc
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@ -735,7 +735,7 @@ void CurveFactory::complexCurve (double ecomp, double black, double hlcompr, dou
float toneslope=(shouldery-toey)/(shoulderx-toex);
if (shoulderx<1) {//a>1; positive EC
//move shoulder down if there is highlight rolloff
shouldery = shouldery-(0.2)*(hlcompr/100.0);
shouldery = shouldery-(0.3)*(hlcompr/100.0);
shoulderx = shoulderx - (1-shouldery)/toneslope;
} else {//a<1; negative EC
//if (shoulderx>1) {

18
rtengine/improcfun.cc
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@ -324,19 +324,19 @@ void ImProcFunctions::rgbProc (Image16* working, LabImage* lab, int* tonecurve1,
/*r = tonecurve[r];
g = tonecurve[g];
b = tonecurve[b];*/
//int Y = (int)(0.299*r + 0.587*g + 0.114*b);
//float tonefactor = (Y>0 ? (float)tonecurve[Y]/Y : 0);
float rtonefactor = (r>0 ? (float)tonecurve1[r]/r : 0);
float gtonefactor = (g>0 ? (float)tonecurve1[g]/g : 0);
float btonefactor = (b>0 ? (float)tonecurve1[b]/b : 0);
float tonefactor = MIN(rtonefactor, MIN(gtonefactor,btonefactor));
int Y = (int)(0.299*r + 0.587*g + 0.114*b);
float tonefactor = (Y>0 ? (float)tonecurve1[Y]/Y : 1);
/*float rtonefactor = (r>0 ? (float)tonecurve1[r]/r : 1);
float gtonefactor = (g>0 ? (float)tonecurve1[g]/g : 1);
float btonefactor = (b>0 ? (float)tonecurve1[b]/b : 1);
float tonefactor = MIN(rtonefactor, MIN(gtonefactor,btonefactor));*/
r *= tonefactor;
g *= tonefactor;
b *= tonefactor;
r = tonecurve2[r];
g = tonecurve2[g];
b = tonecurve2[b];
r = tonecurve2[CLIP(r)];
g = tonecurve2[CLIP(g)];
b = tonecurve2[CLIP(b)];
int x = (toxyz[0][0] * r + toxyz[1][0] * g + toxyz[2][0] * b) >> 15;
int y = (toxyz[0][1] * r + toxyz[1][1] * g + toxyz[2][1] * b) >> 15;