diff -up ./server/drivers/blobfinder/simpleshape/simpleshape.cc.opencv3 ./server/drivers/blobfinder/simpleshape/simpleshape.cc
--- ./server/drivers/blobfinder/simpleshape/simpleshape.cc.opencv3	2018-11-23 13:19:32.955488551 -0500
+++ ./server/drivers/blobfinder/simpleshape/simpleshape.cc	2018-11-23 13:19:50.966537455 -0500
@@ -108,6 +108,7 @@ driver
 
 #include <cv.h>
 #include <highgui.h>
+#include <opencv2/imgproc.hpp>
 
 // Invariant feature set for a contour
 class FeatureSet