This filter changes an image based on the highest or lowest value of one the RGB information.
Max RGB Settings
There are two available options here.
Hold the Maximal Channels: This option will hold for each pixel, the channel that has the maximum value of either the Red, Green, or Blue. All other channel information will be cleared.
Hold the Minimal Channels: This option will hold for each pixel, the channel that has the lowest value of either Red, Green, or Blue. All other channel information will be cleared.