Controlling Ardour with Open Sound Control

This is largely if not completely undocumented, so here is a guide that is geared towards SuperCollider,
although the messages are the same whatever program you use to send them.

http://apps.sourceforge.net/mediawiki/supercollider/index.php?title=Controlling_Ardour_with_SC

Thanks for that link. OSC for Ardour is very cool, I’m looking forward to playing with it.