Comment 10 for bug 374900

Lionel Le Folgoc made this comment, and submitted a number of libavcodec packages that include faac support.

https://bugs.launchpad.net/medibuntu/+bug/490227/comments/1

For the impatient, add the following line to your medibuntu repo list.

deb http://packages.medibuntu.org/ karmic-staging free non-free

Already tested. Works great.