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Cont'd work to improve macOS rt priority

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This commit is contained in:
Robin Gareus 2021-05-02 20:24:10 +02:00
parent e82b2b48fb
commit 438b1e5eab
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GPG key ID: A090BCE02CF57F04
4 changed files with 54 additions and 19 deletions
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10
libs/backends/coreaudio/coreaudio_backend.cc
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@ -339,10 +339,10 @@ CoreAudioBackend::set_buffer_size (uint32_t bs)
}
_pcmio->set_samples_per_period(bs);
if (_run) {
pbd_mach_set_realtime_policy (_main_thread, 1e9 * bs / _samplerate);
pbd_mach_set_realtime_policy (_main_thread, 1e9 * bs / _samplerate, true);
}
for (std::vector<pthread_t>::const_iterator i = _threads.begin (); i != _threads.end (); ++i) {
pbd_mach_set_realtime_policy (*i, 1e9 * bs / _samplerate);
pbd_mach_set_realtime_policy (*i, 1e9 * bs / _samplerate, false);
}
return 0;
}
@ -854,7 +854,7 @@ CoreAudioBackend::create_process_thread (boost::function<void()> func)
PBD::warning << _("AudioEngine: process thread failed to acquire realtime permissions.") << endmsg;
}
if (pbd_mach_set_realtime_policy (thread_id, 1e9 * _samples_per_period / _samplerate)) {
if (pbd_mach_set_realtime_policy (thread_id, 1e9 * _samples_per_period / _samplerate, false)) {
PBD::warning << _("AudioEngine: process thread failed to set mach realtime policy.") << endmsg;
}
@ -1321,7 +1321,7 @@ CoreAudioBackend::freewheel_thread ()
AudioEngine::thread_init_callback (this);
_midiio->set_enabled(false);
reset_midi_parsers ();
pbd_mach_set_realtime_policy (_main_thread, 1e9 * _samples_per_period / _samplerate);
pbd_mach_set_realtime_policy (_main_thread, 1e9 * _samples_per_period / _samplerate, true);
}
// process port updates first in every cycle.
@ -1388,7 +1388,7 @@ CoreAudioBackend::process_callback (const uint32_t n_samples, const uint64_t hos
_reinit_thread_callback = false;
_main_thread = pthread_self();
AudioEngine::thread_init_callback (this);
pbd_mach_set_realtime_policy (_main_thread, 1e9 * _samples_per_period / _samplerate);
pbd_mach_set_realtime_policy (_main_thread, 1e9 * _samples_per_period / _samplerate, true);
}
if (pthread_mutex_trylock (&_process_callback_mutex)) {