Business.MediaEncoderBusiness.GetMediaInfo C# (CSharp) Метод

        private async Task GetMediaInfo(string previewFile, MediaEncoderSettings settings) {
            using (MediaInfoReader InfoReader = new MediaInfoReader()) {
                await InfoReader.LoadInfoAsync(previewFile);
                settings.SourceWidth = InfoReader.Width;
                settings.SourceHeight = InfoReader.Height;
                settings.SourceAspectRatio = InfoReader.PixelAspectRatio ?? 1;
                if (settings.SourceAspectRatio != 1) {
                    // Get aspect ratio from FFMPEG which is more accurate.
                    float? SAR = FfmpegBusiness.GetPixelAspectRatio(settings);
                    if (SAR.HasValue)
                        settings.SourceAspectRatio = SAR.Value;
                }
                // Fix last track of VCDs that is widescreen.
                if (settings.SourceHeight == 288 && settings.SourceWidth == 352 && settings.SourceAspectRatio == 1.485f)
                settings.SourceAspectRatio = 1.092f;
                settings.SourceFrameRate = InfoReader.FrameRate;
                if (settings.ConvertToAvi)
                    await InfoReader.LoadInfoAsync(Settings.NaturalGroundingFolder + settings.FileName);
                settings.SourceAudioFormat = InfoReader.AudioFormat;
                settings.SourceVideoFormat = InfoReader.VideoFormat;
                settings.SourceColorMatrix = InfoReader.Height < 720 ? ColorMatrix.Rec601 : ColorMatrix.Rec709;
                if (!settings.CanCopyAudio)
                    settings.EncodeFormat = VideoFormats.Mkv;
                settings.SourceAudioBitrate = InfoReader.AudioBitRate;
                settings.SourceBitDepth = InfoReader.BitDepth;
                settings.Position = (InfoReader.Length ?? 0) / 2;
                settings.CalculateSize();
            }
        }