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vo: another minor wakeup reduction 

The caller of render_frame() re-iterates without waiting if this
function returns true. That's normally meant for DS, where we draw
frames as fast as possible to let the driver perform waiting.
This commit is contained in:
wm4 2020-05-09 22:32:28 +02:00
parent 2446f5f43b
commit 0e3f893606
1 changed files with 10 additions and 5 deletions
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15
video/out/vo.c
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@ -869,7 +869,7 @@ static bool render_frame(struct vo *vo)
{
struct vo_internal *in = vo->in;
struct vo_frame *frame = NULL;
bool got_frame = false;
bool more_frames = false;
update_display_fps(vo);
@ -994,9 +994,14 @@ static bool render_frame(struct vo *vo)
in->request_redraw = false;
}
pthread_cond_broadcast(&in->wakeup); // for vo_wait_frame()
if (in->current_frame && in->current_frame->num_vsyncs &&
in->current_frame->display_synced)
more_frames = true;
got_frame = true;
if (in->frame_queued && in->frame_queued->display_synced)
more_frames = true;
pthread_cond_broadcast(&in->wakeup); // for vo_wait_frame()
done:
talloc_free(frame);
@ -1006,7 +1011,7 @@ done:
}
pthread_mutex_unlock(&in->lock);
return got_frame || (in->frame_queued && in->frame_queued->display_synced);
return more_frames;
}
static void do_redraw(struct vo *vo)
@ -1083,7 +1088,7 @@ static void *vo_thread(void *ptr)
break;
stats_event(in->stats, "iterations");
vo->driver->control(vo, VOCTRL_CHECK_EVENTS, NULL);
bool working = render_frame(vo);
bool working = render_frame(vo)&&0;
int64_t now = mp_time_us();
int64_t wait_until = now + (working ? 0 : (int64_t)1e9);