function factory () return function ()
-- query playhead position and session sample-rate
- local playhead = Session:transport_frame ()
- local samplerate = Session:nominal_frame_rate ()
+ local playhead = Session:transport_sample ()
+ local samplerate = Session:nominal_sample_rate ()
-- get Track/Bus with RID 3
- local r = Session:route_by_remote_id(3)
+ local r = Session:get_remote_nth_route(3)
-- make sure the track object exists
assert (not r:isnil ())