How to Rotate a UIImage 90 degrees?

Question

I have a UIImage that is UIImageOrientationUp (portrait) that I would like to rotate counter-clockwise by 90 degrees (to landscape). I don\'t want

Answer 1

There is a extremely efficient UIImage category named NYXImagesKit. It uses vDSP, CoreImage and vImage to be as fast as possible. It has a UIImage+Rotating category that saved my day :)

https://github.com/Nyx0uf/NYXImagesKit