我正在尝试使用新的照片框架执行与writeImageToSavedPhotosAlbum等效的操作。为了保存图像，我只这样做:funcimagePickerController(picker:UIImagePickerController,didFinishPickingMediaWithInfoinfo:[NSObject:AnyObject]){letimage=info[UIImagePickerControllerOriginalImage]asUIImagePHPhotoLibrary.sharedPhotoLibrary().performChanges({()->Void