http://www.linuxtv.org/vdrwiki/index.php/Ttxtsubs-plugin

vdr-ttxtsubs - a teletext subtitle plugin for the Linux Video Disk Recorder

This plug-in implements displaying, recording and replaying teletext
based subtitles using the on screen display.

WWW: http://projects.vdr-developer.org/projects/show/plg-ttxtsubs