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Abstrcat profile - fixed crash when BxBy aligned with RxRY GxGy

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Desmis
2021-07-04 14:27:44 +02:00
parent 7d8c876fd3
commit 33ea50e2dd
1 changed files with 8 additions and 0 deletions
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8
rtengine/iplab2rgb.cc
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@@ -519,6 +519,14 @@ void ImProcFunctions::workingtrc(const Imagefloat* src, Imagefloat* dst, int cw,
greyy = 0.55f * (gregraphy + 1.f) - 0.1f; greyy = 0.55f * (gregraphy + 1.f) - 0.1f;
greyy = rtengine::LIM(greyy, 0.5f, 1.f); greyy = rtengine::LIM(greyy, 0.5f, 1.f);
} }
//fixed crash when there is no space or too small..just a line...Possible if bx, by aligned with Gx,Gy Rx,Ry
float ac = (greyy - redyy) / (grexx - redxx);
float bc = greyy - ac * grexx;
float yc = ac * bluxx + bc;
if ((bluyy < yc + 0.0004f) && (bluyy > yc - 0.0004f)) {//under 0.0004 in some case crash because space too small
return;
}
switch (ColorManagementParams::Primaries(prim)) { switch (ColorManagementParams::Primaries(prim)) {
case ColorManagementParams::Primaries::DEFAULT: { case ColorManagementParams::Primaries::DEFAULT: {