Added nonfree headers that are required for using SURF features

12 years ago · 192ca711ef
parent 6057414a93
commit 192ca711ef
1 changed files with 1 additions and 0 deletions
--- a/doc/tutorials/features2d/feature_detection/feature_detection.rst
+++ b/doc/tutorials/features2d/feature_detection/feature_detection.rst
@ -30,6 +30,7 @@ This tutorial code's is shown lines below. You can also download it from `here <
   #include <iostream>
   #include "opencv2/core/core.hpp"
   #include "opencv2/features2d/features2d.hpp"
+   #include "opencv2/nonfree/features2d.hpp"
   #include "opencv2/highgui/highgui.hpp"
   #include "opencv2/nonfree/nonfree.hpp"