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jack: fix frame time

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This commit is contained in:
Wim Taymans 2019-08-22 14:30:44 +02:00
parent 45f0e7c35b
commit 42f144e097
1 changed files with 5 additions and 7 deletions
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12
src/pipewire-jack.c
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@ -3042,13 +3042,11 @@ jack_nframes_t jack_frames_since_cycle_start (const jack_client_t *client)
{
struct client *c = (struct client *) client;
struct timespec ts;
jack_nframes_t res;
uint64_t diff;
clock_gettime(CLOCK_MONOTONIC, &ts);
diff = SPA_TIMESPEC_TO_USEC(&ts) - c->jack_position.usecs;
res = (jack_nframes_t) floor(((float)c->sample_rate * diff) / 1000000000.0f);
return res;
return (jack_nframes_t) floor(((float)c->sample_rate * diff) / 1000000000.0f);
}
SPA_EXPORT
@ -3088,16 +3086,16 @@ SPA_EXPORT
jack_time_t jack_frames_to_time(const jack_client_t *client, jack_nframes_t frames)
{
struct client *c = (struct client *) client;
int32_t df = frames - c->jack_position.frame;
return c->jack_position.usecs + (int64_t)rint((double) df / c->sample_rate);
double df = (frames - c->jack_position.frame) * (double)SPA_USEC_PER_SEC / c->sample_rate;
return c->jack_position.usecs + (int64_t)rint(df);
}
SPA_EXPORT
jack_nframes_t jack_time_to_frames(const jack_client_t *client, jack_time_t usecs)
{
struct client *c = (struct client *) client;
int64_t du = usecs - c->jack_position.usecs;
return c->jack_position.frame + (int32_t)rint((double)du * c->sample_rate);
double du = (usecs - c->jack_position.usecs) * (double)c->sample_rate / SPA_USEC_PER_SEC;
return c->jack_position.frame + (int32_t)rint(du);
}
SPA_EXPORT