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Fix Aux-send gain automation latency compensation

This commit is contained in:
Robin Gareus 2024-03-03 01:08:07 +01:00
parent ed98ff97b2
commit 37d130f6e1
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
1 changed files with 5 additions and 3 deletions
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8
libs/ardour/internal_send.cc
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@ -218,13 +218,15 @@ InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sa
return;
}
samplecnt_t latency = _thru_delay->delay ();
/* we have to copy the input, because we may alter the buffers with the amp
* in-place, which a send must never do.
*/
if (_panshell && !_panshell->bypassed () && role () != Listen) {
if (mixbufs.count ().n_audio () > 0) {
_panshell->run (bufs, mixbufs, start_sample, end_sample, nframes);
_panshell->run (bufs, mixbufs, start_sample + latency, end_sample + latency, nframes);
}
/* non-audio data will not have been copied by the panner, do it now
@ -325,8 +327,8 @@ InternalSend::run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sa
/* apply fader gain automation */
_amp->set_gain_automation_buffer (_session.send_gain_automation_buffer ());
_amp->setup_gain_automation (start_sample, end_sample, nframes);
_amp->run (mixbufs, start_sample, end_sample, speed, nframes, true);
_amp->setup_gain_automation (start_sample + latency, end_sample + latency, nframes);
_amp->run (mixbufs, start_sample + latency, end_sample + latency, speed, nframes, true);
_send_delay->run (mixbufs, start_sample, end_sample, speed, nframes, true);