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spa: simplify start/pause

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Use the sync option in invoke to implement stop.
This commit is contained in:
Wim Taymans 2018-01-18 11:57:23 +01:00
parent 67b06d4ad2
commit 155243a27c
6 changed files with 501 additions and 729 deletions
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17
spa/plugins/alsa/alsa-utils.c
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@ -413,6 +413,7 @@ pull_frames(struct state *state,
if (total_frames == 0 && do_pull) {
total_frames = SPA_MIN(frames, state->threshold);
spa_log_warn(state->log, "write %zd frames of silence", total_frames);
snd_pcm_areas_silence(my_areas, offset, state->channels, total_frames, state->format);
state->underrun += total_frames;
underrun = true;
@ -660,6 +661,7 @@ static void alsa_on_capture_timeout_event(struct spa_source *source)
int spa_alsa_start(struct state *state, bool xrun_recover)
{
int err;
struct itimerspec ts;
if (state->started)
return 0;
@ -697,7 +699,12 @@ int spa_alsa_start(struct state *state, bool xrun_recover)
}
state->alsa_started = true;
}
state->source.func(&state->source);
ts.it_value.tv_sec = 0;
ts.it_value.tv_nsec = 1;
ts.it_interval.tv_sec = 0;
ts.it_interval.tv_nsec = 0;
timerfd_settime(state->timerfd, 0, &ts, NULL);
state->started = true;
@ -712,7 +719,15 @@ static int do_remove_source(struct spa_loop *loop,
void *user_data)
{
struct state *state = user_data;
struct itimerspec ts;
spa_loop_remove_source(state->data_loop, &state->source);
ts.it_value.tv_sec = 0;
ts.it_value.tv_nsec = 0;
ts.it_interval.tv_sec = 0;
ts.it_interval.tv_nsec = 0;
timerfd_settime(state->timerfd, 0, &ts, NULL);
return 0;
}