+all_demuxers = ["demuxer_bmv", "demuxer_bmv3", "demuxer_fcmp", "demuxer_fst", "demuxer_gdv", "demuxer_imax", "demuxer_vmd", "demuxer_vx"]
+demuxer_bmv = ["demuxers"]
+demuxer_bmv3 = ["demuxers"]
+demuxer_fcmp = ["demuxers"]
+demuxer_fst = ["demuxers"]