Photoshop Basics 1: Levels and Level Adjustment
When i started to adjust my scanned slides with image processing software some years ago, the first thing i always tried was the auto−adjustment function. In some cases the photo improved a lot and in others it was looking ridiculous. Things didn’t turn better when i bought a digital camera and moved on to Photoshop. Many underwater photos published in the internet also suffer from “over adjustment”, i.e. their coloring isn’t natural anymore.
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