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livetrax/scripts/rawmidi.lua

34 lines
1012 B
Lua

ardour {
["type"] = "dsp",
name = "Midi Passthru",
category = "Example",
license = "MIT",
author = "Robin Gareus",
email = "robin@gareus.org",
site = "http://gareus.org",
description = [[An Example Midi Passthrough Plugin using raw buffers.]]
}
function dsp_ioconfig ()
return { { audio_in = 0, audio_out = 0}, }
end
function dsp_has_midi_input () return true end
function dsp_has_midi_output () return true end
function dsp_runmap (bufs, in_map, out_map, n_samples, offset)
local ib = in_map:get(ARDOUR.DataType("midi"), 0); -- get id of input buffer
local ob = in_map:get(ARDOUR.DataType("midi"), 0); -- get id of output buffer
assert (ib ~= ARDOUR.ChanMapping.Invalid);
assert (ib == ob); -- inplace, buffers are identical
local mb = bufs:get_midi (ib)
events = mb:table() -- copy event list into lua table
for _,e in pairs (events) do
-- e is an http://ardourman/lua-scripting/class_reference/#Evoral:MidiEvent
--
--print (e:channel())
end
end