Silvina Roldan silvinaroldan
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gregpardo
/ UIImage+CropTransparent.swift
Last active
November 3, 2024 16:24
Swift Image Crop Out Transparent Pixels (Swift 2.0)
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| extension UIImage { | |
| func imageByCroppingTransparentPixels() -> UIImage { | |
| let rect = self.cropRectForImage() | |
| return cropImage(toRect: rect) | |
| } | |
| func cropRectForImage(image:UIImage) -> CGRect { | |
| let imageAsCGImage = image.CGImage | |
| let context:CGContextRef? = self.createARGBBitmapContext(imageAsCGImage!) |