Have found that the solution is to use the -ass flag (I had tried other flags, like -utf8 with no success), which seems silly as I was trying to use an srt subtitle file, not an ass file. Seems that this isn't a problem with ubuntu, but with mplayer.
-- Mplayer and VLC problems with unicode Chinese subtitles https://bugs.launchpad.net/bugs/589576 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs