Questions tagged as 'rgb'

I looked up and found some proposed calculations for the contrast modification of an image but I could not understand it straight. Could anyone give me an algorithm to modify the contrast of an easy-to-understand image without conversion to H...

I'm implementing a lighting model using the Phong formulation as a reference. It was not clear to me how Phong introduces the color of the illuminated material into the equation. The basic equation that I am using for each pixel, for a point of...