[Convert MOV to MP4] function to convert MOV to MP4 video format#swift #avkit #avasset

encodeVideo.swift

// Don't forget to import AVKit
func encodeVideo(at videoURL: URL, completionHandler: ((URL?, Error?) -> Void)?)  {
    let avAsset = AVURLAsset(url: videoURL, options: nil)
        
    let startDate = Date()
        
    //Create Export session
    guard let exportSession = AVAssetExportSession(asset: avAsset, presetName: AVAssetExportPresetPassthrough) else {
        completionHandler?(nil, nil)
        return
    }
        
    //Creating temp path to save the converted video
    let documentsDirectory = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask)[0] as URL
    let filePath = documentsDirectory.appendingPathComponent("rendered-Video.mp4")
        
    //Check if the file already exists then remove the previous file
    if FileManager.default.fileExists(atPath: filePath.path) {
        do {
            try FileManager.default.removeItem(at: filePath)
        } catch {
            completionHandler?(nil, error)
        }
    }
        
    exportSession.outputURL = filePath
    exportSession.outputFileType = AVFileType.mp4
    exportSession.shouldOptimizeForNetworkUse = true
    let start = CMTimeMakeWithSeconds(0.0, 0)
    let range = CMTimeRangeMake(start, avAsset.duration)
    exportSession.timeRange = range
        
    exportSession.exportAsynchronously(completionHandler: {() -> Void in
        switch exportSession.status {
        case .failed:
            print(exportSession.error ?? "NO ERROR")
            completionHandler?(nil, exportSession.error)
        case .cancelled:
            print("Export canceled")
            completionHandler?(nil, nil)
        case .completed:
            //Video conversion finished
            let endDate = Date()
                
            let time = endDate.timeIntervalSince(startDate)
            print(time)
            print("Successful!")
            print(exportSession.outputURL ?? "NO OUTPUT URL")
            completionHandler?(exportSession.outputURL, nil)
                
            default: break
        }
            
    })
}

it's code is very good.
but it don't work in ios 13.
do you have any solution to fix it in ios 13?
if you have solution, please contact to bestchampion555@gmail.com
Best Regards.

i got error with ios 16:

[Error: convert failed for Users/thehe/Library/Developer/CoreSimulator/Devices/A69D905C-4531-438C-9123-85D8EE81EC54/data/Containers/Data/Application/06CC0F2D-3D96-4734-8AAB-05816F14F6B7/tmp/com.vedax.vedaxlinkv2-Inbox/IMG_1668.mp4.MOV, error: The operation could not be completed]

Not working with latest iOS versions