From 45f5107ae39df31632850a6b1b6c20f7c701319e Mon Sep 17 00:00:00 2001
From: aler9 <46489434+aler9@users.noreply.github.com>
Date: Fri, 3 Jun 2022 22:42:09 +0200
Subject: [PATCH] fix error 'wrong_nal_ref_idc' with some streams
 (https://github.com/aler9/rtsp-simple-server/issues/966)

---
 pkg/h264/sps.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkg/h264/sps.go b/pkg/h264/sps.go
index 278dbf16..5588b332 100644
--- a/pkg/h264/sps.go
+++ b/pkg/h264/sps.go
@@ -567,7 +567,7 @@ func (s *SPS) Unmarshal(buf []byte) error {
 		return fmt.Errorf("wrong forbidden bit")
 	}
 
-	if nalRefIdc != 3 {
+	if nalRefIdc == 0 {
 		return fmt.Errorf("wrong nal_ref_idc")
 	}