Is it possible to adjust color levels using Core Graphics?
I would like to adjust channels using parametrized curves in the Gimp or other graphic editor style.
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Is it possible to adjust color levels using Core Graphics?
I would like to adjust channels using parametrized curves in the Gimp or other graphic editor style.
You can use this: ios-image-filters (like photoshop)
if you want to manipulate levels, here’s your method, built straight onto the UIImage class: