//
//  UIImage+SPAdd.swift
//  MoviaBox
//
//  Created by 长沙佳儿 on 2025/6/18.
//

import UIKit

extension UIImage {
    
    ///添加模糊效果
    func applyBlur() -> UIImage? {
        let context = CIContext(options: nil)
        
        guard let ciImage = CIImage(image: self) else { return nil }
        
        let filter = CIFilter(name: "CIGaussianBlur")
        filter?.setValue(ciImage, forKey: kCIInputImageKey)
        filter?.setValue(50, forKey: kCIInputRadiusKey)  // 调整模糊半径
        guard let outputImage = filter?.outputImage else { return nil }
        
        if let cgImage = context.createCGImage(outputImage, from: outputImage.extent) {
            return UIImage(cgImage: cgImage)
        }
        return nil
    }
    
}