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vo: define <= 0 as unsupported for last_queue_display_time

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Also sanitize vsync values, just in case.
This commit is contained in:
Kacper Michajłow 2023-10-08 18:32:42 +02:00 committed by Dudemanguy
parent ed8b3cef5f
commit 0a799547aa
2 changed files with 13 additions and 3 deletions
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14
video/out/vo.c
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@ -513,6 +513,14 @@ static void update_vsync_timing_after_swap(struct vo *vo,
if (in->num_successive_vsyncs <= 2)
return;
if (vsync_time <= 0 || vsync_time <= prev_vsync) {
in->prev_vsync = 0;
return;
}
if (prev_vsync <= 0)
return;
if (in->num_vsync_samples >= MAX_VSYNC_SAMPLES)
in->num_vsync_samples -= 1;
MP_TARRAY_INSERT_AT(in, in->vsync_samples, in->num_vsync_samples, 0,
@ -526,8 +534,10 @@ static void update_vsync_timing_after_swap(struct vo *vo,
}
double avg = 0;
for (int n = 0; n < in->num_vsync_samples; n++)
for (int n = 0; n < in->num_vsync_samples; n++) {
assert(in->vsync_samples[n] > 0);
avg += in->vsync_samples[n];
}
in->estimated_vsync_interval = avg / in->num_vsync_samples;
in->estimated_vsync_jitter =
vsync_stddef(vo, in->vsync_interval) / in->vsync_interval;
@ -948,7 +958,7 @@ static bool render_frame(struct vo *vo)
vo->driver->get_vsync(vo, &vsync);
// Make up some crap if presentation feedback is missing.
if (vsync.last_queue_display_time < 0)
if (vsync.last_queue_display_time <= 0)
vsync.last_queue_display_time = mp_time_ns();
stats_time_end(in->stats, "video-flip");

2
video/out/vo.h
View File

@ -262,7 +262,7 @@ struct vo_frame {
struct vo_vsync_info {
// mp_time_ns() timestamp at which the last queued frame will likely be
// displayed (this is in the future, unless the frame is instantly output).
// -1 if unset or unsupported.
// 0 or lower if unset or unsupported.
// This implies the latency of the output.
int64_t last_queue_display_time;