From 77fa4462f90fc9108dc9593c006eec8725578392 Mon Sep 17 00:00:00 2001 From: Robin Gareus Date: Sun, 10 Jul 2016 14:46:41 +0200 Subject: add a raw midi buffer plugin example --- scripts/rawmidi.lua | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 scripts/rawmidi.lua (limited to 'scripts') diff --git a/scripts/rawmidi.lua b/scripts/rawmidi.lua new file mode 100644 index 0000000000..73e62ef243 --- /dev/null +++ b/scripts/rawmidi.lua @@ -0,0 +1,33 @@ +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 -- cgit v1.2.3