Better fix for #4934

2018-11-05 09:43:45 +01:00
parent 56e45087cf
commit fa91103aec
2 changed files with 7 additions and 3 deletions
--- a/rtengine/improcfun.cc
+++ b/rtengine/improcfun.cc
@@ -5264,6 +5264,10 @@ void ImProcFunctions::EPDToneMap (LabImage *lab, unsigned int Iterates, int skip
        minL = 0.0f;    //Disable the shift if there are no negative numbers. I wish there were just no negative numbers to begin with.
    }

+    if (maxL == 0.f) { // avoid division by zero
+        maxL = 1.f;
+    }
+
    #pragma omp parallel for

    for (size_t i = 0; i < N; ++i)