Breaking Out Components
Image components are separations of an image into distinct color or tone parts. We looked at separating an image into brightness (luminosity) and color in Chapter 6, but there are many ways to separate images into other types of components, including color components of light (red, green and blue) and ink (cyan, yellow, magenta and black). Separating images into components can offer advantages in making corrections, creating masks, calculations and other tasks such as converting images to black and white.
Separations also provide essential understanding of how images are comprised, stored and viewed. Being able ...