Captura.MainViewModel.GetVideoFileWriter C# (CSharp) Method

        IVideoFileWriter GetVideoFileWriter(IImageProvider ImgProvider)
        {
            var selectedVideoSourceKind = VideoViewModel.SelectedVideoSourceKind;
            var encoder = VideoViewModel.SelectedCodec;

            IVideoFileWriter videoEncoder = null;
            encoder.Quality = VideoViewModel.Quality;

            if (encoder.Name == "Gif")
            {
                if (GifViewModel.Unconstrained)
                    _recorder = new UnconstrainedFrameRateGifRecorder(
                        new GifWriter(_currentFileName,
                            Repeat: GifViewModel.Repeat ? GifViewModel.RepeatCount : -1),
                        ImgProvider);

                else
                    videoEncoder = new GifWriter(_currentFileName, 1000/VideoViewModel.FrameRate,
                        GifViewModel.Repeat ? GifViewModel.RepeatCount : -1);
            }

            else if (selectedVideoSourceKind != VideoSourceKind.NoVideo)
                videoEncoder = new AviWriter(_currentFileName, encoder);
            return videoEncoder;
        }