From cb1345ab7793188cb0a2cb7e7dc08a5ed886e3ae Mon Sep 17 00:00:00 2001
From: Edward Hervey <edward@centricular.com>
Date: Thu, 27 Oct 2022 11:18:24 +0200
Subject: [PATCH] concat: Properly propagate EOS seqnum

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3284>
---
 subprojects/gstreamer/plugins/elements/gstconcat.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/subprojects/gstreamer/plugins/elements/gstconcat.c b/subprojects/gstreamer/plugins/elements/gstconcat.c
index 22aaa20b96..afa6b5316c 100644
--- a/subprojects/gstreamer/plugins/elements/gstconcat.c
+++ b/subprojects/gstreamer/plugins/elements/gstconcat.c
@@ -616,6 +616,7 @@ gst_concat_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
       break;
     }
     case GST_EVENT_EOS:{
+      guint32 seqnum = gst_event_get_seqnum (event);
       gst_event_replace (&event, NULL);
 
       if (!gst_concat_pad_wait (spad, self)) {
@@ -632,6 +633,7 @@ gst_concat_sink_event (GstPad * pad, GstObject * parent, GstEvent * event)
 
         if (!next) {
           event = gst_event_new_eos ();
+          gst_event_set_seqnum (event, seqnum);
         } else {
           gst_element_post_message (GST_ELEMENT_CAST (self),
               gst_message_new_duration_changed (GST_OBJECT_CAST (self)));