如何在sliderValueChanged(_ :)上实现UIImage的实时模糊?
@IBOutlet weak var imageView: UIImageView!
@IBAction func sliderValueChanged(sender: UISlider) {
let blurRadius = sender.value
var img = imageView.image
// some image processing for img
//blurring for img
// some another image processing for img
imageView.image = img
}
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由于存在其他图像处理,我不适合UIImageView的模糊.
谢谢!
如何编写Float二进制文件的数组然后读取它?
var array: [Float]: [0.1, 0.2, 0.3]
func writeArrayToBinary(array: [Float]) {
//...
}
func readArrayFromBinary() -> [Float] {
//...
}
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