53 lines
2.0 KiB
Diff
53 lines
2.0 KiB
Diff
From bc5d9e1d9e1b352b2a9c4b56ce055229010be8c1 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Fri, 23 Oct 2020 11:11:11 +0800
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Subject: [PATCH 11/33] mpegtsdemux: Create new PCR group for big gap
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Currently it would try to reuse the current group and handle the gap by
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just adding 500ms to pcroffset.
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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gst/mpegtsdemux/mpegtspacketizer.c | 11 +++++++++++
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1 file changed, 11 insertions(+)
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diff --git a/gst/mpegtsdemux/mpegtspacketizer.c b/gst/mpegtsdemux/mpegtspacketizer.c
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index de8b571..6747fc6 100644
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--- a/gst/mpegtsdemux/mpegtspacketizer.c
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+++ b/gst/mpegtsdemux/mpegtspacketizer.c
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@@ -1997,6 +1997,7 @@ record_pcr (MpegTSPacketizer2 * packetizer, MpegTSPCR * pcrtable,
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* Initialize current to that group
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*/
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GST_DEBUG ("No current window estimator, Checking for group to use");
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+create_new_group:
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for (tmp = pcrtable->groups; tmp; tmp = tmp->next) {
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PCROffsetGroup *group = (PCROffsetGroup *) tmp->data;
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@@ -2069,6 +2070,15 @@ record_pcr (MpegTSPacketizer2 * packetizer, MpegTSPCR * pcrtable,
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if (G_UNLIKELY (corpcr - current->pending[current->last].pcr >
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500 * PCR_MSECOND)) {
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GST_DEBUG ("New PCR more than 500ms away, handling discont");
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+
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+#if 1
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+ /**
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+ * Create new discont group instead of reusing the current, otherwise
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+ * it will try to handle the gap by just adding 500ms to pcroffset.
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+ */
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+ _close_current_group (pcrtable);
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+ goto create_new_group;
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+#else
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/* Take values from current and put them in the current group (closing it) */
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/* Create new group with pcr/offset just after the current group
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* and mark it as a discont */
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@@ -2076,6 +2086,7 @@ record_pcr (MpegTSPacketizer2 * packetizer, MpegTSPCR * pcrtable,
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_append_group_values (current->group, current->pending[current->last]);
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_set_current_group (pcrtable, current->group, pcr, offset, TRUE);
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return;
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+#endif
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}
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if (G_UNLIKELY (corpcr == current->last_value.pcr)) {
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--
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2.20.1
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