[RitaKSanders] " And the shots that are out of sync CHANGE when the SAME dvd is played in different dvd players. And the same footage has been made into dvds in DSP 3 many times before without any sync issues. "
Which leads to the next obvious question: did you use uncompressed audio, or did you encode the audio to AC3? If you're using uncompressed audio, that's the most likely culprit. You should use aPack to encode it to AC3.
Arnie
http://www.arniepix.com