This video from Peter Gannon shows how to quickly take a few notes from realtracks to midi. It's worth exploring. http://screencast.com/t/FIFGyPxk

Edit: Here's the original link and it contains a couple more tips and tricks along the same lines.
http://www.pgmusic.com/forums/showflat.php?Cat=0&Number=316518&an=0&page=0#Post316518