Bombsquad.Exif.ExifParser.GetFlashMode C# (CSharp) Method

        private static ExifFlashMode GetFlashMode( BitmapMetadata metadata )
        {
            var value = metadata.ReadUShort( FlashModeQuery );
            return value.HasValue
                ? (value.Value % 2 == 1 ? ExifFlashMode.FlashFired : ExifFlashMode.FlashDidNotFire)
                : ExifFlashMode.Unknown;
        }