A method of controlling a plurality of light sources based on a source image is disclosed. The method comprises controlling a first light source according to a first light setting based on a first color of the source image, receiving an input indicative of a change of the first light setting of the first light source, determining a color of the changed first light setting, modifying the source image by modifying the first color in the source image based on the color of the changed light setting, and rendering the modified image on a display.