ardour/livetrax
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VST3: clear in-place MIDI buffers #8789

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This commit is contained in:
Robin Gareus 2021-08-23 07:09:16 +02:00
parent 73326ade90
commit 1e84f217ac
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 10 additions and 0 deletions
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10
libs/ardour/vst3_plugin.cc
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@ -731,6 +731,16 @@ VST3Plugin::connect_and_run (BufferSet& bufs,
/* handle outgoing MIDI events */
if (_plug->n_midi_outputs () > 0 && bufs.count ().n_midi () > 0) {
/* clear valid in-place MIDI buffers (forward MIDI otherwise) */
in_index = 0;
for (int32_t i = 0; i < (int32_t)_plug->n_midi_inputs (); ++i) {
bool valid = false;
uint32_t index = in_map.get (DataType::MIDI, in_index++, &valid);
if (valid && bufs.count ().n_midi () > index) {
bufs.get_midi (index).clear ();
}
}
_plug->vst3_to_midi_buffers (bufs, out_map);
}