ardour/livetrax
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Add support for Lua DSP scripts with multiple MIDI outputs

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R 2020-02-23 00:07:51 +00:00 committed by Robin Gareus
parent d1302ae934
commit 8702ff2189
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 9 additions and 6 deletions
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11
libs/ardour/luaproc.cc
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@ -725,12 +725,15 @@ LuaProc::connect_and_run (BufferSet& bufs,
// copy back midi events
if (_has_midi_output && lua_midi_sink_tbl.isTable ()) {
bool valid;
const uint32_t idx = out.get(DataType::MIDI, 0, &valid);
if (valid && bufs.count().n_midi() > idx) {
uint32_t count = 0;
uint32_t idx;
for (luabridge::Iterator i (lua_midi_sink_tbl); !i.isNil (); ++i) {
bool iter_is_valid;
idx = out.get(DataType::MIDI, count, &iter_is_valid);
count++;
if (iter_is_valid && bufs.count().n_midi() > idx) {
MidiBuffer& mbuf = bufs.get_midi(idx);
mbuf.silence(0, 0);
for (luabridge::Iterator i (lua_midi_sink_tbl); !i.isNil (); ++i) {
if (!i.key ().isNumber ()) { continue; }
if (!i.value ()["time"].isNumber ()) { continue; }
if (!i.value ()["data"].isTable ()) { continue; }