func (win *Window) SetProperty(prop_id int, value float64) {
	C.cvSetWindowProperty(win.name_c, C.int(prop_id), C.double(value))
}
func (win *Window) SetProperty(prop_id int, value float64) {
	C.cvSetWindowProperty(win.name_c, C.int(prop_id), C.double(value))
}
/* Set and Get Property of the window */