struct weston_output *woutput = weston_head_get_output(head);
struct ivi_output *ioutput = to_ivi_output(woutput);
struct ivi_surface *surf = ivi_find_app(ivi, app_id);
struct weston_output *woutput = weston_head_get_output(head);
struct ivi_output *ioutput = to_ivi_output(woutput);
struct ivi_surface *surf = ivi_find_app(ivi, app_id);