131     pBLOB.back().filterByArea = true;  in main()
132     pBLOB.back().minArea = 1;  in main()
133     pBLOB.back().maxArea = float(img.rows*img.cols);  in main()
137     pBLOB.back().filterByArea = true;  in main()
138     pBLOB.back().minArea = 500;  in main()
139     pBLOB.back().maxArea = 2900;  in main()
143     pBLOB.back().filterByCircularity = true;  in main()
147     pBLOB.back().filterByInertia = true;  in main()
148     pBLOB.back().minInertiaRatio = 0;  in main()
149     pBLOB.back().maxInertiaRatio = (float)0.2;  in main()
153     pBLOB.back().filterByConvexity = true;  in main()
154     pBLOB.back().minConvexity = 0.;  in main()
155     pBLOB.back().maxConvexity = (float)0.9;  in main()
159     pBLOB.back().filterByColor = true;  in main()
160     pBLOB.back().blobColor = 0;  in main()