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add some initial timing points for dsp stats

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This commit is contained in:
Paul Davis
2021-06-11 15:38:58 -06:00
parent 462352102c
commit 1777cf8f69
6 changed files with 44 additions and 0 deletions
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7
libs/backends/alsa/alsa_audiobackend.cc
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@@ -1852,9 +1852,12 @@ AlsaAudioBackend::main_process_thread ()
}
if (!_freewheel) {
dsp_stats[DeviceWait].start();
nr = _pcmi->pcm_wait ();
dsp_stats[DeviceWait].update();
/* update DLL */
dsp_stats[PreProcess].start();
uint64_t clock0 = g_get_monotonic_time ();
if (reset_dll || last_n_periods != 1) {
reset_dll = false;
@@ -1957,11 +1960,13 @@ AlsaAudioBackend::main_process_thread ()
/* call engine process callback */
_last_process_start = g_get_monotonic_time ();
dsp_stats[PreProcess].update();
if (engine.process_callback (_samples_per_period)) {
_pcmi->pcm_stop ();
_active = false;
return 0;
}
dsp_stats[PostProcess].start ();
/* only used when adding/removing MIDI device/system ports */
pthread_mutex_lock (&_device_port_mutex);
@@ -2012,6 +2017,8 @@ AlsaAudioBackend::main_process_thread ()
_dsp_load_calc.set_stop_timestamp_us (g_get_monotonic_time ());
_dsp_load = _dsp_load_calc.get_dsp_load ();
++last_n_periods;
dsp_stats[PostProcess].update ();
}
if (xrun && (_pcmi->capt_xrun () > 0 || _pcmi->play_xrun () > 0)) {