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The Dramatic Portrait by Chris Knight

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HOW THE IMAGE SAUSAGE IS MADE

In the beginning, there was the bit. And it was good. Imaging or post-production is a complicated process that involves a near–Rube Goldbergian set of components working together to display your picture of a kitten grasping adorably to a clothesline. Before digging into developing raw files and jumping right into Photoshop, let us address some key components of how the computer processes colors and how they translate across different substrates (screen, print, etc.). These components are: color gamut, bit depth, and resolution.

The color gamut, or range of all possible colors, must be considered (Figure 7.1). A specific color gamut, or portion of all possible colors in the universe, can be referred to as a “color ...

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