CHAPTER 2 IMPROVING DIGITAL PHOTOS Desaturate (Figure
CHAPTER 2 IMPROVING DIGITAL PHOTOS Desaturate (Figure 2-23) removes the colors from an image, changing it to a grayscale image without requiring you to convert to grayscale mode. The three choices in the dialog let you choose the gray level three different ways, giving subtly different results. Desaturate has no preview, so you ll have to try it and use Undo if you don t like the results. Figure 2-23. A desaturated image Invert inverts every color in the image, turning it into its own photographic negative. This is most useful with black-and-white images, but can have an interesting effect on color images (Figure 2-24).
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