json_object_object_add(j, "src", jsrc);
// {"visibility", s.visibility},
- json_object_object_add(j, "visibility", json_object_new_boolean(s.visibility == 1));
+ json_object_object_add(j, "visibility", json_object_new_boolean(static_cast<json_bool>(s.visibility == 1)));
// {"opacity", s.opacity},
json_object_object_add(j, "opacity", json_object_new_double(s.opacity));