#!/bin/sh
#lvedemux  or   extract_ac3   works...
#cat potluck.mpg | mpeg2dec -s -oYUVs | mpeg2enc -M3 -nn -f5 -G18 -b2400 -V230 -q10 -o potluck.m2v
#mp2enc <potluck.wav -b192 -o potluck.m2a
#mplex -f4 potluck.m2v potluck.m2a -o potluck2.mpg