private void SelectedDriveChanged()
        {
            var videos           = IOExtensions.VideoExtensions.SelectMany(f => IOExtensions.GetFilesRecursiv(SelectedDrive, f)).Where(p => !p.StartsWith(".")).Distinct().Select(p => new Video(p));
            var tmpDirectoryPath = Path.Combine(_rootDirectory, "temp");

            if (Directory.Exists(tmpDirectoryPath))
            {
                Directory.Delete(tmpDirectoryPath, true);
            }
            Directory.CreateDirectory(tmpDirectoryPath);
            foreach (var video in videos)
            {
                _videoService.Copy(video, Path.Combine(tmpDirectoryPath)).ContinueWith(async t =>
                {
                    var startTime = await _videoService.GetStartFrame(video);
                    if (startTime.HasValue)
                    {
                        await _videoService.Cut(video, startTime.Value - 3, _rootDirectory);
                    }
                });
            }
        }