From ee7251b51c19c3f12065567a0dcc22ef28a2da5c Mon Sep 17 00:00:00 2001
From: kontell <91025994+kontell@users.noreply.github.com>
Date: Wed, 4 Feb 2026 11:36:59 +0000
Subject: [PATCH] Select mp4 container when transcoding to AV1

---
 jellyfin_kodi/helper/playutils.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/jellyfin_kodi/helper/playutils.py b/jellyfin_kodi/helper/playutils.py
index a02142f9..69cd57e4 100644
--- a/jellyfin_kodi/helper/playutils.py
+++ b/jellyfin_kodi/helper/playutils.py
@@ -278,6 +278,9 @@ class PlayUtils(object):
                 audio_bitrate,
             )
 
+            if "av1" in self.get_transcoding_video_codec():
+                params += "&SegmentContainer=mp4"
+
             video_type = "live" if source["Protocol"] == "LiveTV" else "master"
             base = base.replace(
                 "stream" if "stream" in base else "master", video_type, 1