ok..do you mean something like the following.

if RGB values fall into a certain value range.
then make them a pre-defined values.

ie red is R=255, G=0, B=0. so if a pixel in the image has same...

the source image is a fixed palet of eight squares of different colours red, yellow, green orange etc, the code works fine on the black thru to grey and white , but not on the colours.

hi sorry about late reply, am trying to reduce the colours. i have whittled it down to performing something called a median cut. but unsure as to how to start . ie i need to first section the whole...

hi i have an image which i can get RGB values, i have to quantitize it , a new to this i think i know the principle but need a few pointers as to how to go about "mapping" the image to a range of...