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sink: Only add processing latency if upstream is live

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Only add it if upstream is live, otherwise leave the latency at 0.

https://bugzilla.gnome.org/show_bug.cgi?id=640610
This commit is contained in:
Olivier Crête 2018-07-16 11:51:05 -04:00
parent f79b871a6a
commit 4f3aea316a
1 changed files with 18 additions and 16 deletions
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34
libs/gst/base/gstbasesink.c
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@ -1201,28 +1201,30 @@ gst_base_sink_query_latency (GstBaseSink * sink, gboolean * live,
* values to create the complete latency. */ * values to create the complete latency. */
min = us_min; min = us_min;
max = us_max; max = us_max;
if (l) {
if (max == -1 || min + processing_deadline <= max)
min += processing_deadline;
else {
GST_ELEMENT_WARNING (sink, CORE, CLOCK,
(_("Pipeline construction is invalid, please add queues.")),
("Not enough buffering available for "
" the processing deadline of %" GST_TIME_FORMAT
", add enough queues to buffer %" GST_TIME_FORMAT
" additional data. Shortening processing latency to %"
GST_TIME_FORMAT ".",
GST_TIME_ARGS (processing_deadline),
GST_TIME_ARGS (min + processing_deadline - max),
GST_TIME_ARGS (max - min)));
min = max;
}
}
} }
if (l) { if (l) {
/* we need to add the render delay if we are live */ /* we need to add the render delay if we are live */
min += render_delay; min += render_delay;
if (max != -1) if (max != -1)
max += render_delay; max += render_delay;
if (max == -1 || min + processing_deadline <= max)
min += processing_deadline;
else {
GST_ELEMENT_WARNING (sink, CORE, CLOCK,
(_("Pipeline construction is invalid, please add queues.")),
("Not enough buffering available for "
" the processing deadline of %" GST_TIME_FORMAT
", add enough queues to buffer %" GST_TIME_FORMAT
" additional data. Shortening processing latency to %"
GST_TIME_FORMAT ".",
GST_TIME_ARGS (processing_deadline),
GST_TIME_ARGS (min + processing_deadline - max),
GST_TIME_ARGS (max - min)));
min = max;
}
} }
} }
gst_query_unref (query); gst_query_unref (query);