EFUIntPixel init?(color: CGColor) always return nil about efqrcode HOT 5 CLOSED

public struct EFUIntPixel {
    public var red: UInt8 = 0
    public var green: UInt8 = 0
    public var blue: UInt8 = 0
    public var alpha: UInt8 = 0

    init(red: UInt8, green: UInt8, blue: UInt8, alpha: UInt8) {
        self.red = red
        self.green = green
        self.blue = blue
        self.alpha = alpha
    }

    init?(color: CGColor) {
        if let components = color.components, 4 == color.numberOfComponents {
            self.init(
                red: UInt8(components[0] * 255.0),
                green: UInt8(components[1] * 255.0),
                blue: UInt8(components[2] * 255.0),
                alpha: UInt8(components[3] * 255.0)
            )
            return
        }
        return nil
    }
}