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yoshimin/gist:4a8f697d3cc5cb7a2379

Created August 24, 2014 09:18
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gistfile1.m
CGImageRef srcImageRef = self.imageView.image.CGImage;
CGImageRef croppedImageRef = CGImageCreateWithImageInRect(srcImageRef, [切り取る枠のCGRectを指定]);
UIImage *croppedImage = [UIImage imageWithCGImage:croppedImageRef];
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