Imaging recource: A closer look at curves

    Earlier this week, we posted about DIY Photography's "How good are you with curves?" quiz. If you didn't do so well, you weren't alone. DIY Photography has now published explanations for each of the ten quiz questions and we wanted to share them here. The article essentially serves as a "curves 101" course. Firstly, what does the curves adjustment layer in Photoshop actually do? Typically, it controls RGB channel brightness (or individual red, green, and blue channels). The X-axis is the input value axis and the Y-axis is the...
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