From 2b7f64116309c7a33611334c1d08745c6c50d537 Mon Sep 17 00:00:00 2001
From: TheMelmacian <76712303+TheMelmacian@users.noreply.github.com>
Date: Sun, 10 May 2026 11:10:56 +0200
Subject: feat: language filters for subtitles and audio

---
 .../Jellyfin.Database.Implementations/DescendantQueryHelper.cs        | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/Jellyfin.Database/Jellyfin.Database.Implementations/DescendantQueryHelper.cs')

diff --git a/src/Jellyfin.Database/Jellyfin.Database.Implementations/DescendantQueryHelper.cs b/src/Jellyfin.Database/Jellyfin.Database.Implementations/DescendantQueryHelper.cs
index 43e6a8bc00..88a2c684ff 100644
--- a/src/Jellyfin.Database/Jellyfin.Database.Implementations/DescendantQueryHelper.cs
+++ b/src/Jellyfin.Database/Jellyfin.Database.Implementations/DescendantQueryHelper.cs
@@ -111,7 +111,9 @@ public static class DescendantQueryHelper
     private static HashSet<Guid> GetMatchingMediaStreamItemIds(JellyfinDbContext context, HasMediaStreamType criteria)
     {
         var query = context.MediaStreamInfos
-            .Where(ms => ms.StreamType == criteria.StreamType && ms.Language == criteria.Language);
+            .Where(ms => ms.StreamType == criteria.StreamType
+                   && (criteria.Language.Contains(ms.Language)
+                       || (criteria.Language.Contains("und") && string.IsNullOrEmpty(ms.Language)))); // und = undetermined
 
         if (criteria.IsExternal.HasValue)
         {
-- 
cgit v1.2.3