Merge pull request opencv#8665 from louiehelm:master

dapicard · Apr 28, 2017 · a740a4c · a740a4c
2 parents 21fff4d + 39874d7
commit a740a4c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/samples/gpu/farneback_optical_flow.cpp b/samples/gpu/farneback_optical_flow.cpp
@@ -1,6 +1,7 @@
 #include <iostream>
 #include <vector>
 #include <sstream>
+#include <cmath>
 
 #include "opencv2/core.hpp"
 #include "opencv2/core/utility.hpp"