Carl Hetherington wrote: <SNIP> >> >>so the most sensible thing is insert the midi stuff in the audiothread. > > > That's what I thought. At some stage I'll submit my patch to vsti which > makes this change there as well. > <SNIP> Carl, I wonder if you have any visibility into a VSTi (specifically Groove Agent) , when running under vsti, whether vsti is capable of generating MIDI output? GA can do this under Windows, at least on some platforms, but when running under vsti on Linux I am unable to see a MIDI output port from it. GA is a very cool 'virtual drummer'. It would be great to record it's MIDI output to a track to use with other drum synths. thanks, Mark