Les Mikesell wrote:
sox is the swiss-army-knife of audio conversion but unfortunately the RedHat/Fedora versions have mp3 capability removed and livnadoesn't carry it. http://forums.fedoraforum.org/showthread.php?t=84536has some info about rebuilding the FC4 version with mp3 support.
Gstreamer has some nice capabilities also. You'd need the gstreamer-plugins-mp3 rpm from livna.org.
# gst-launch filesrc location=/tmp/file.ogg ! lame ! filesink \ location=/tmp/file.mp3
-- Dan Young <dan_young mesd k12 or us> Multnomah ESD - Technology Services 503-257-1562