I need to randomly generate the contrast of a UIImage. How do i do so? Also if you could tell me how to do the same for hue, brightness, sharpness, saturation, ect.
How do I randomly generate number to change contrast of a UIImage?
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There are 2 best solutions below
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Andrew
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You can use this image filtering category
https://github.com/esilverberg/ios-image-filters
and just go:
[myImage brightness:arc4random() % 256 / 255]
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you can generate a random number this way:
that generates a random number between 0 and 999. a float you can generate with: