Backport pull request #12017 from jellyfin/release-10.9.z

Overwrite supported codecs for livetv

Original-merge: 2b78980747

Merged-by: Bond-009 <bond.009@outlook.com>

Backported-by: Joshua M. Boniface <joshua@boniface.me>

Jellyfin.Api/Helpers/StreamingHelpers.cs

@@ -154,6 +154,11 @@ public static class StreamingHelpers
                 // Some channels from HDHomerun will experience A/V sync issues
                 streamingRequest.SegmentContainer = "ts";
                 streamingRequest.VideoCodec = "h264";
+                streamingRequest.AudioCodec = "aac";
+                state.SupportedVideoCodecs = ["h264"];
+                state.Request.VideoCodec = "h264";
+                state.SupportedAudioCodecs = ["aac"];
+                state.Request.AudioCodec = "aac";
             }
 
             var liveStreamInfo = await mediaSourceManager.GetLiveStreamWithDirectStreamProvider(streamingRequest.LiveStreamId, cancellationToken).ConfigureAwait(false);