Update main.cpp

src/main.cpp

@@ -730,7 +730,7 @@ void feature_extraction::extractROI(const sensor_msgs::Image::ConstPtr &img, con
   } // if (flag == 1)
 
   // Feature data is published(chosen) only if 'enter' is pressed
-  if (flag == 4)
+  if (flag == 3)
   {
     roi_publisher.publish(sample_data);
     flag = 0;