add some create window options

ext/opencv/opencv.cpp

@@ -320,6 +320,8 @@ init_ruby_module()
 
   /* Flags of window */
   rb_define_const(rb_module, "CV_WINDOW_AUTOSIZE", INT2FIX(CV_WINDOW_AUTOSIZE));
+  rb_define_const(rb_module, "CV_WINDOW_NORMAL", INT2FIX(CV_WINDOW_NORMAL));
+  rb_define_const(rb_module, "CV_WINDOW_OPENGL", INT2FIX(CV_WINDOW_OPENGL));
 
   /* Object detection mode */
   rb_define_const(rb_module, "CV_HAAR_DO_CANNY_PRUNING", INT2FIX(CV_HAAR_DO_CANNY_PRUNING));

ext/opencv/window.cpp

@@ -61,8 +61,11 @@ window_free(void *ptr)
  * @overload new(name, flags = CV_WINDOW_AUTOSIZE)
  *   @param name [String] Name of the window in the window caption that may be used as a window identifier.
  *   @param flags [Integer] Flags of the window. The supported flags are:
- *     * CVWINDOW_AUTOSIZE - If this is set, the window size is automatically adjusted
+ *     * CV_WINDOW_AUTOSIZE - If this is set, the window size is automatically adjusted
  *       to fit the displayed image, and you cannot change the window size manually.
+ *     * CV_WINDOW_NORMAL - If this is set, the user can resize the window (no constraint).
+ *     * CV_WINDOW_OPENGL - If this is set, the window will be created with OpenGL support.
+ * @opencv_func cvNamedWindow
  */
 VALUE
 rb_initialize(int argc, VALUE *argv, VALUE self)

test/test_opencv.rb

@@ -149,7 +149,9 @@ class TestOpenCV < OpenCVTestCase
     assert_equal(4, CV_FM_LMEDS)
 
     # Flags of window
+    assert_equal(0, CV_WINDOW_NORMAL)
     assert_equal(1, CV_WINDOW_AUTOSIZE)
+    assert_equal(4096, CV_WINDOW_OPENGL)
 
     # Object detection mode
     assert_equal(1, CV_HAAR_DO_CANNY_PRUNING)