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Adobe Photoshop CS4 Studio Techniques by Dan Ablan, Ben Willmore

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What Is Raw Format?

Your digital camera has to do quite a bit of processing to turn the raw data from your camera into a JPEG or TIFF file. It must interpolate color, adjust for white balance, correct gamma, convert to a color profile, sharpen, and perform saturation and other adjustments before finally compressing the file into a JPEG image. Think of a raw file as the pure data that comes from the camera’s sensor. Many image editors can open raw images on both PC and Mac, but occasionally raw formats won’t communicate. This situation leaves you frustrated and stuck with a bunch of images you won’t know how to handle. However, Photo shop CS4 can open your raw files, so don’t worry. Raw offers several advantages over shooting in JPEG:

  • Because ...

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