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A comment on Image Dithering: Eleven Algorithms and Source Code. Parent comment

Re:Image Dithering: Eleven Algorithms and Source Code by nayuki on Friday October 06, 2017 @10:49AM (#15417190)
Gamma correction is very important when dithering at low bit depths. Demo at 2 bits per channel: https://www.nayuki.io/page/gamma-aware-image-dithering
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