1 files changed, 12 insertions, 2 deletions
diff --git a/Jellyfin.Server.Implementations/Item/MediaStreamRepository.cs b/Jellyfin.Server.Implementations/Item/MediaStreamRepository.cs
index dd0446f49a..a25629132b 100644
--- a/Jellyfin.Server.Implementations/Item/MediaStreamRepository.cs
+++ b/Jellyfin.Server.Implementations/Item/MediaStreamRepository.cs
@@ -55,6 +55,17 @@ public class MediaStreamRepository : IMediaStreamRepository
         return TranslateQuery(context.MediaStreamInfos.AsNoTracking(), filter).AsEnumerable().Select(Map).ToArray();
     }
 
+    /// <inheritdoc />
+    public IReadOnlyList<string> GetMediaStreamLanguages(MediaStreamType mediaStreamType)
+    {
+        using var context = _dbProvider.CreateDbContext();
+        return context.MediaStreamInfos
+            .Where(e => e.StreamType == (MediaStreamTypeEntity)mediaStreamType)
+            .Select(s => string.IsNullOrEmpty(s.Language) ? "und" : s.Language) // und = undetermined
+            .Distinct()
+            .ToArray();
+    }
+
     private string? GetPathToSave(string? path)
     {
         if (path is null)
@@ -161,8 +172,7 @@ public class MediaStreamRepository : IMediaStreamRepository
 
             if (!string.IsNullOrEmpty(dto.Language))
             {
-                var culture = _localization.FindLanguageInfo(dto.Language);
-                dto.LocalizedLanguage = culture?.DisplayName;
+                dto.LocalizedLanguage = _localization.GetLanguageDisplayName(dto.Language);
             }
 
             if (dto.Type is MediaStreamType.Audio)