Get channels list:
$ fbxtv -l
Launch the full playlist:
$ fbxtv
Launch a channel:
$ fbxtv <channel_id|channel_name>
For example:
$ fbxtv nova # launch radio nova
$ fbxtv france 2 # launch France 2
Close vlc:
$ fbxtv -s
Launch freeplayer server:
$ fbxtv -p
Read more about the freeplayer UI