Fabian Rodriguez said: > Although the resulting files required proprietary codecs to play (at > least ATSC raw datain NorthAmerica does), Trisquel itself doesn't > require any non-free codecs to record the streams.
There are free software programs to play MPEG-2 video and AC-3 audio (the codecs used for digital television in the U.S. at least) - Namely things like VLC and GNOME's Totem, among others. Let's try not to confuse "proprietary" with "patent-encumbered", okay? They are very different matters.
