Pixels amount max
small enough to escape casual notice.
Color distance
From 0 to 1 is the color distance to not have near colors (1 distance is between white and black).
Color saturation weight
Power of the saturation weight during the process (0 is not used, 1 is only saturation and not area size).
Split color power
Approximation power in the first color splitting during process (from 2 to 16).