iMCP

import CoreGraphics import CoreImage import ImageIO import UniformTypeIdentifiers extension CGImage { func pngData() -> Data? { let mutableData = NSMutableData() guard let destination = CGImageDestinationCreateWithData( mutableData, UTType.png.identifier as CFString, 1, nil) else { return nil } CGImageDestinationAddImage(destination, self, nil) guard CGImageDestinationFinalize(destination) else { return nil } return mutableData as Data } func jpegData(compressionQuality: CGFloat) -> Data? { let mutableData = NSMutableData() guard let destination = CGImageDestinationCreateWithData( mutableData, UTType.jpeg.identifier as CFString, 1, nil) else { return nil } let options: [CFString: Any] = [ kCGImageDestinationLossyCompressionQuality: compressionQuality ] CGImageDestinationAddImage(destination, self, options as CFDictionary) guard CGImageDestinationFinalize(destination) else { return nil } return mutableData as Data } }