diff '--color=auto' -ruN enblend.orig/src/fixmath.h enblend/src/fixmath.h
--- enblend.orig/src/fixmath.h	2024-04-24 04:42:26.000000000 +0100
+++ enblend/src/fixmath.h	2025-09-19 18:37:51.712304445 +0100
@@ -44,7 +44,7 @@
 
 // ANTICIPATED CHANGE: Remove this define after Lab/Luv optimization
 // has gotten enough testing.
-#define LOG_COLORSPACE_OPTIMIZATION
+// #define LOG_COLORSPACE_OPTIMIZATION
 
 
 #define XYZ_SCALE 100.0