I obtained this information from an old, unofficial Rocklink forum that no longer exists, but it was still possible to access the old post through the Wayback Machine.
How did they discover these parameters? I don't know; there's not even a mention of it in the Rocklink software manuals.
Post Source (by S slearl): https://web.archive.org/web/20120828194024/https://roclink.wordpress.com/2010/01/13/command-line-options/