Personally, I'm in favor of "something else". The UT codec is very usable on both platforms, and free.
The commercial reality Jim is that the OP has a client that wants ...what he wants.
The OP needs to solve the clients "wants" without compromise.
@Bad Habit
Take a look at this thread and see if it is a solution.
http://www.dvxuser.com/V6/showthread.php?297681-Multi-encoder-transcod er-for-PC-Windows-systems