ev_video_avail   1823 core/shooting.c int ev_video_avail;
ev_video_avail   1830 core/shooting.c     return ev_video_avail;
ev_video_avail   1843 core/shooting.c     if (ev_video_avail==x) return;
ev_video_avail   1844 core/shooting.c     ev_video_avail=x;