starter_video.cpp hid local functions

samples/cpp/starter_video.cpp

@@ -19,6 +19,8 @@
 using namespace cv;
 using namespace std;
 
+//hide the local functions in an anon namespace
+namespace {
     void help(char** av) {
         cout << "The program captures frames from a video file, image sequence (01.jpg, 02.jpg ... 10.jpg) or camera connected to your computer." << endl
              << "Usage:\n" << av[0] << " <video file, image sequence or device number>" << endl
@@ -64,6 +66,7 @@ int process(VideoCapture& capture) {
         }
         return 0;
     }
+}
 
 int main(int ac, char** av) {