Feature #3957

2015-08-01 20:24:23 +05:00
parent 5cdf0e3e89
commit 297808e6b9
57 changed files with 950 additions and 1052 deletions
--- a/samples/cpp/demhist.cpp
+++ b/samples/cpp/demhist.cpp
@@ -64,14 +64,17 @@ static void help()

 const char* keys =
 {
-    "{@image|../data/baboon.jpg|input image file}"
+    "{help h||}{@image|../data/baboon.jpg|input image file}"
 };

 int main( int argc, const char** argv )
 {
-    help();
-
    CommandLineParser parser(argc, argv, keys);
+    if (parser.has("help"))
+    {
+        help();
+        return 0;
+    }
    string inputImage = parser.get<string>(0);

    // Load the source image. HighGUI use.