Fix opus channel mapping family one parsing

https://code.videolan.org/videolan/vlc/-/merge_requests/5590

Fixes: rhbz#2307919

5590.patch

@@ -0,0 +1,28 @@
+From a761e1c202b632e7865d18fcf11a2b9e285ea9ae Mon Sep 17 00:00:00 2001
+From: Tristan Matthews <tmatth@videolan.org>
+Date: Wed, 1 Feb 2023 23:39:36 -0500
+Subject: [PATCH] opus_header: fix channel mapping family 1 parsing
+
+Fixes #27808
+
+(cherry picked from commit 79fa6af0a98921f9d34933761f4fe20ef6c35309)
+---
+ modules/codec/opus_header.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/modules/codec/opus_header.c b/modules/codec/opus_header.c
+index 4069a5cf4613..b134b20b625b 100644
+--- a/modules/codec/opus_header.c
++++ b/modules/codec/opus_header.c
+@@ -205,7 +205,7 @@ int opus_header_parse(const unsigned char *packet, int len, OpusHeader *h)
+         h->nb_coupled = ch;
+ 
+         /* Multi-stream support */
+-        if(h->channel_mapping == 2)
++        if(h->channel_mapping <= 2)
+         {
+             if (h->nb_coupled + h->nb_streams > 255)
+                 return 0;
+-- 
+GitLab
+

vlc.spec

@@ -33,6 +33,14 @@ License:	GPL-2.0-or-later AND LGPL-2.1-or-later AND BSD-2-Clause AND BSD-3-Claus
 URL:		https://www.videolan.org
 Source:		https://get.videolan.org/vlc/%{version}/vlc-%{version}.tar.xz
 Source:		macros.vlc
+
+## upstream patches
+# opus_header: fix channel mapping family 1 parsing (rhbz#2307919)
+Patch:		https://code.videolan.org/videolan/vlc/-/merge_requests/5590.patch
+
+## upstreamable patches
+
+## downstream patches
 # https://fedoraproject.org/wiki/Changes/CryptoPolicy
 Patch:		0001-Use-SYSTEM-wide-ciphers-for-gnutls.patch
 # Fix building with fdk-aac-2.0; backport for 3.0 from flathub