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Chapter 8. Understanding Colors and Chan... > Using the Levels Adjustment and Comm...

Using the Levels Adjustment and Command

Through interactive feedback using a Histogram, the Levels adjustment gives you live information about the tonal values in the active image. It's an excellent tool to perform overall tonal adjustments, and some color correction. Auto Levels is considered a quick fix color adjustment which, in some cases, works just as well as manually correcting color. However, with all the problems that exist in the average photo, it's always best to manually adjust an image. Since the Auto Levels command relies on information contained within the image—information that is sometimes inaccurate—it's usually best to correct the image manually using the Levels Adjustment command.


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