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Tweak PluginInsert::silence (used during audition, etc)

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Actually run plugins (use _pending_active), and feed silence
to the plugin. Also update timing stats accordingly.
This commit is contained in:
Robin Gareus 2022-06-03 01:30:02 +02:00
parent 64f8f6c31a
commit 972389e1bd
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 16 additions and 2 deletions
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18
libs/ardour/plugin_insert.cc
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@ -1256,26 +1256,40 @@ PluginInsert::silence (samplecnt_t nframes, samplepos_t start_sample)
{
automation_run (start_sample, nframes, true); // evaluate automation only
if (!_active) {
if (!_pending_active) {
// XXX delaybuffers need to be offset by nframes
return;
}
_delaybuffers.flush ();
/* TODO use mapping, do not change I/O -- this can
* cause VST3 to perform activateBus, setBusArrangements calls
* which may cause causes a DSP spike (!)
*/
const ChanMapping in_map (natural_input_streams ());
const ChanMapping out_map (natural_output_streams ());
ChanCount maxbuf = ChanCount::max (natural_input_streams (), natural_output_streams());
_session.get_scratch_buffers (maxbuf, true).silence (nframes, 0);
if (g_atomic_int_compare_and_exchange (&_stat_reset, 1, 0)) {
_timing_stats.reset ();
}
#ifdef MIXBUS
if (is_channelstrip ()) {
if (_configured_in.n_audio() > 0) {
_plugins.front()->connect_and_run (_session.get_scratch_buffers (maxbuf, true), start_sample, start_sample + nframes, 1.0, in_map, out_map, nframes, 0);
}
} else
return;
}
#endif
_timing_stats.start ();
for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
(*i)->connect_and_run (_session.get_scratch_buffers (maxbuf, true), start_sample, start_sample + nframes, 1.0, in_map, out_map, nframes, 0);
}
_timing_stats.update ();
}
void