Add the macro before the declaration so the types are properly exported, this makes it possible to do dynamic casting and checks. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3858>
Add the macro before the declaration so the types are properly exported, this makes it possible to do dynamic casting and checks. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3858>