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splitmuxsink: Catch invalid DTS to avoid running into problems later

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DTS > PTS makes no sense, so we clamp DTS to the PTS. Also if there's a
PTS but no DTS, then assume that PTS=DTS to make sure we're not working
with a much older DTS.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4515>
This commit is contained in:
Sebastian Dröge 2023-04-27 16:29:53 +03:00 committed by Tim-Philipp Müller
parent 0e8b726843
commit 35322de964
1 changed files with 9 additions and 3 deletions
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12
subprojects/gst-plugins-good/gst/multifile/gstsplitmuxsink.c
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@ -2947,10 +2947,16 @@ handle_mq_input (GstPad * pad, GstPadProbeInfo * info, MqStreamCtx * ctx)
else
running_time_pts = GST_CLOCK_STIME_NONE;
if (GST_CLOCK_TIME_IS_VALID (dts))
if (GST_CLOCK_TIME_IS_VALID (dts)) {
running_time_dts = my_segment_to_running_time (&ctx->in_segment, dts);
else
running_time_dts = GST_CLOCK_STIME_NONE;
/* DTS > PTS makes conceptually no sense so catch such invalid DTS here
* by clamping to the PTS */
running_time_dts = MIN (running_time_pts, running_time_dts);
} else {
/* If there is no DTS then assume PTS=DTS */
running_time_dts = running_time_pts;
}
/* Try to make sure we have a valid running time */
if (!GST_CLOCK_STIME_IS_VALID (ctx->in_running_time)) {