Grayscale - Wikipedia

In photography, computing, and colorimetry, a grayscale or greyscale image is one in which the value of each pixel is a single sample representing only an amount of light, that is, it carries only intensity information. Images of this sort, also known as black-and-white or gray monochrome, are composed exclusively of shades of gray.The contrast ranges from black at the weakest intensity to

1 2 3 9