how to read th r,g,b values of an quantized image

Merged with how to read and开发者_运维问答 store rgb values of each pixel after image quantization.

i have quantized an image to 64 colors using [IND,map]=rgb2ind(RGB,64) my question is,how can i read the red pixel intensity,green pixel intensity and blue pixel intesity of each pixel from the quantized image. thanking you dev