> the -o switch was correct, but to get the luminance, you need to > multiply the weighted RGB by 179. Better use -b to get the 'brightness' > or luminance, which is weighted RGB * 179.
This is still wrong. -b just gives you the weighted average. You need to multiply times 179 to get luminance (in cd/m2). Sorry if this was confusing. Axel _______________________________________________ HDRI mailing list [email protected] http://www.radiance-online.org/mailman/listinfo/hdri
