Use concat config for BDMV/DVD folder attachment extraction

MediaBrowser.MediaEncoding/Transcoding/TranscodeManager.cs

@@ -405,7 +405,7 @@ public sealed class TranscodeManager : ITranscodeManager, IDisposable
             var user = userId.IsEmpty() ? null : _userManager.GetUserById(userId);
             if (user is not null && !user.HasPermission(PermissionKind.EnableVideoPlaybackTranscoding))
             {
-                this.OnTranscodeFailedToStart(outputPath, transcodingJobType, state);
+                OnTranscodeFailedToStart(outputPath, transcodingJobType, state);
 
                 throw new ArgumentException("User does not have access to video transcoding.");
             }
@@ -417,7 +417,12 @@ public sealed class TranscodeManager : ITranscodeManager, IDisposable
         if (state.SubtitleStream is not null && state.SubtitleDeliveryMethod == SubtitleDeliveryMethod.Encode)
         {
             var attachmentPath = Path.Combine(_appPaths.CachePath, "attachments", state.MediaSource.Id);
-            if (state.VideoType != VideoType.Dvd)
+            if (state.MediaSource.VideoType == VideoType.Dvd || state.MediaSource.VideoType == VideoType.BluRay)
+            {
+                var concatPath = Path.Join(_serverConfigurationManager.GetTranscodePath(), state.MediaSource.Id + ".concat");
+                await _attachmentExtractor.ExtractAllAttachments(concatPath, state.MediaSource, attachmentPath, cancellationTokenSource.Token).ConfigureAwait(false);
+            }
+            else
             {
                 await _attachmentExtractor.ExtractAllAttachments(state.MediaPath, state.MediaSource, attachmentPath, cancellationTokenSource.Token).ConfigureAwait(false);
             }
@@ -432,7 +437,7 @@ public sealed class TranscodeManager : ITranscodeManager, IDisposable
             }
         }
 
-        var process = new Process
+        using var process = new Process
         {
             StartInfo = new ProcessStartInfo
             {
@@ -452,7 +457,7 @@ public sealed class TranscodeManager : ITranscodeManager, IDisposable
             EnableRaisingEvents = true
         };
 
-        var transcodingJob = this.OnTranscodeBeginning(
+        var transcodingJob = OnTranscodeBeginning(
             outputPath,
             state.Request.PlaySessionId,
             state.MediaSource.LiveStreamId,
@@ -507,7 +512,7 @@ public sealed class TranscodeManager : ITranscodeManager, IDisposable
         catch (Exception ex)
         {
             _logger.LogError(ex, "Error starting FFmpeg");
-            this.OnTranscodeFailedToStart(outputPath, transcodingJobType, state);
+            OnTranscodeFailedToStart(outputPath, transcodingJobType, state);
 
             throw;
         }