UIImage extension for using in Inception

UIImage+Inceptionv3.swift

extension UIImage {
    func buffer() -> CVPixelBuffer? {
        return UIImage.buffer(from: self)
    }
    
    static func buffer(from image: UIImage) -> CVPixelBuffer? {
        // as explained in https://www.hackingwithswift.com/whats-new-in-ios-11
        // ...
    }
    
    func resizeTo(_ size: CGSize) -> UIImage? {
        UIGraphicsBeginImageContext(size)
        draw(in: CGRect(x: 0, y: 0, width: size.width, height: size.height))
        let image = UIGraphicsGetImageFromCurrentImageContext()
        UIGraphicsEndImageContext()
        return image
    }
}