[Generate Video Thumbnail] function to generate video thumbnail using AVFoundation #avfoundation

getThumbnail.swift

//Don't forget to import AVFoundation

func getVideoThumbnail(from path: URL?) -> UIImage? {
    guard let path = path else { return nil }
    do {
        let asset = AVURLAsset(url: path , options: nil)
        let imgGenerator = AVAssetImageGenerator(asset: asset)
        imgGenerator.appliesPreferredTrackTransform = true
        let cgImage = try imgGenerator.copyCGImage(at: CMTimeMake(0, 1), actualTime: nil)
        let thumbnail = UIImage(cgImage: cgImage)
            
        return thumbnail
    } catch let error {
        print("*** Error generating thumbnail: \(error.localizedDescription)")
        return nil
    }
}