Casted output to csv to int.

src/openCV/main.cpp

@@ -128,7 +128,7 @@ int main(int argc, char** argv) {
     runEnd_s = runStart_s + timePerSimFrame_s*runCounter;
     i += runCounter;
     if (runCounter>0) {
-    csv << runStart_s << "," << runEnd_s << endl;
+    csv << (int)runStart_s << "," << (int)runEnd_s << endl;
     }
   }