libvlc_video_get_spu
libvlc_video_get_spu_count
libvlc_video_get_spu_description
+libvlc_video_get_teletext
libvlc_video_get_title_description
libvlc_video_get_track
libvlc_video_get_track_count
libvlc_video_set_scale
libvlc_video_set_spu
libvlc_video_set_subtitle_file
+libvlc_video_set_teletext
libvlc_video_set_track
libvlc_video_take_snapshot
libvlc_vlm_add_broadcast