BoringHeroes.ScreenReader.UpdateMinimap C# (CSharp) Method

        public static void UpdateMinimap(CurrentGameState state)
        {
            TickNow();
            // if (heroPoints[0].Count == 0) return;
            var src = GrabScreenGDI(state.GameMode.MinimapRectangle);
            //var thresholded = ThresholdCropBitmap(src, new Rectangle(1450, 775, 450, 350), 200);
            var sourceImage = ChangePixelFormat(src, PixelFormat.Format24bppRgb);
            src.Dispose();
            Tools.ColorFilter.Red = new IntRange(180, 255);
            Tools.ColorFilter.Green = new IntRange(180, 255);
            Tools.ColorFilter.Blue = new IntRange(180, 255);
            Tools.ColorFilter.ApplyInPlace(sourceImage);
            var grayScale = Grayscale.CommonAlgorithms.BT709.Apply(sourceImage);
            Tools.Thresholder.ThresholdValue = 1;
            Tools.Thresholder.ApplyInPlace(grayScale);
            var thresholded = Tools.GSToRgb.Apply(grayScale);
            var bc = new BlobCounter();
            bc.ProcessImage(thresholded);
            var blobs = bc.GetObjectsInformation().ToList();
            var debugPoints = new List<System.Drawing.Point>();
            try
            {
                blobs = blobs.Where(o => o.Rectangle.Width > 3 && o.Rectangle.Width < 7
                                         && o.Rectangle.Height > 3 && o.Rectangle.Height < 7).ToList();
                Point? cam = null;
                Point[] cams = {new Point()};
                for (var j = 0; j < blobs.Count; j++)
                {
                    cam = FindCamera(blobs[j].CenterOfGravity, blobs);
                    if (cam != null)
                    {
                        break;
                    }
                }

                if (cam.HasValue)
                    state.Me.HeroMinimapPosition =
                        new System.Drawing.Point((int) (cam.Value.X + state.GameMode.MinimapRectangle.X),
                            (int) (cam.Value.Y + state.GameMode.MinimapRectangle.Y));
            }
            catch (Exception e)
            {
            }
            src.Dispose();
            sourceImage.Dispose();
            MainWindow.DebugReaderStats("Minimap:" + TickNow());
            //DebugFountainShenaningans(state, debugPoints);
        }