If you split an image into its most basic components, you can look at each pixel as the sum of the following info: Brightness Color Tone Saturation If we look at a black and white photo for example, one only element present in the photo is brightness. So any three-dimensionality is determined exclusively by the (relative) [...]
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from DIYPhotography.net -Hacking Photography, One Picture At A Time http://ift.tt/1OiERwb
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