From 64c2c8d542cb76f042795f9fe7812cc837e2a955 Mon Sep 17 00:00:00 2001
From: Daniel Morin <daniel.morin@collabora.com>
Date: Thu, 4 Apr 2024 09:37:47 -0400
Subject: [PATCH] Revert "h264parse: Remove un-needed check on SPS state"

This reverts commit 73dedf9a51e70868f6aa029b968f8c7ef6af530e.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6540>
---
 subprojects/gst-plugins-bad/gst/videoparsers/gsth264parse.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/subprojects/gst-plugins-bad/gst/videoparsers/gsth264parse.c b/subprojects/gst-plugins-bad/gst/videoparsers/gsth264parse.c
index 4a05287c9e..23b0ce09ca 100644
--- a/subprojects/gst-plugins-bad/gst/videoparsers/gsth264parse.c
+++ b/subprojects/gst-plugins-bad/gst/videoparsers/gsth264parse.c
@@ -1132,6 +1132,10 @@ gst_h264_parse_process_nal (GstH264Parse * h264parse, GstH264NalUnit * nalu)
       h264parse->header = TRUE;
       break;
     case GST_H264_NAL_SEI:
+      /* expected state: got-sps */
+      if (!GST_H264_PARSE_STATE_VALID (h264parse, GST_H264_PARSE_STATE_GOT_SPS))
+        return FALSE;
+
       h264parse->header = TRUE;
       gst_h264_parse_process_sei (h264parse, nalu);
       /* mark SEI pos */