static int snd_pcm_hw_clear_timer_queue(snd_pcm_hw_t *hw)
{
if (hw->period_timer_need_poll) {
while (poll(&hw->period_timer_pfd, 1, 0) > 0) {
snd_timer_tread_t rbuf[4];
snd_timer_read(hw->period_timer, rbuf, sizeof(rbuf));
}
} else {
snd_timer_tread_t rbuf[4];
snd_timer_read(hw->period_timer, rbuf, sizeof(rbuf));
}
return 0;
}
static void a2dp_timer(snd_async_handler_t *async)
{
snd_timer_t *handle = snd_async_handler_get_timer(async);
snd_timer_read_t tr;
int i, ticks = 0;
while (snd_timer_read(handle, &tr, sizeof(tr)) == sizeof(tr))
ticks += tr.ticks;
a2dp_lock();
for (i = 0; i < MAX_CONNECTIONS; i++) {
snd_pcm_a2dp_t *a2dp = connections[i];
if (a2dp && a2dp->refcnt <= 0) {
a2dp->timeout = ((a2dp->timeout * 1000) - ticks) / 1000;
if (a2dp->timeout <= 0) {
connections[i] = NULL;
a2dp_free(a2dp);
}
}
}
a2dp_unlock();
}
unsigned int AlsaTimer::getTimerTicks(bool printTicks)
{
//if(TIMER_DEBUG)
// printf("AlsaTimer::getTimerTicks\n");
snd_timer_read_t tr;
tr.ticks = 0;
while (snd_timer_read(handle, &tr, sizeof(tr)) == sizeof(tr)) {
if (printTicks) {
printf("TIMER: resolution = %uns, ticks = %u\n",
tr.resolution, tr.ticks);
}
}
return tr.ticks;
}