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alsa: handle period events 

When the period events are enabled, we need to wake up whenver there is
a period elapsed. Otherwise, we only wake up when there is avail_min.

Fixes #3676
This commit is contained in:
Wim Taymans 2023-11-30 12:05:41 +01:00
parent 94f898ddc5
commit 4e1b10073a
1 changed files with 6 additions and 1 deletions
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7
pipewire-alsa/alsa-plugins/pcm_pipewire.c
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@ -504,7 +504,12 @@ static int snd_pcm_pipewire_prepare(snd_pcm_ioplug_t *io)
snd_pcm_sw_params_alloca(&swparams);
if (snd_pcm_sw_params_current(io->pcm, swparams) == 0) {
snd_pcm_sw_params_get_avail_min(swparams, &pw->min_avail);
int event;
snd_pcm_sw_params_get_period_event(swparams, &event);
if (event)
pw->min_avail = io->period_size;
else
snd_pcm_sw_params_get_avail_min(swparams, &pw->min_avail);
snd_pcm_sw_params_get_boundary(swparams, &pw->boundary);
snd_pcm_sw_params_dump(swparams, pw->output);
fflush(pw->log_file);