1 files changed, 16 insertions, 8 deletions
diff --git a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
index 72db56974..b76b52941 100644
--- a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
@@ -183,9 +183,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles
 
         private async Task<Stream> GetSubtitleStream(string path, MediaProtocol protocol, bool requiresCharset, CancellationToken cancellationToken)
         {
-            using (var stream = await GetStream(path, protocol, cancellationToken).ConfigureAwait(false))
+            if (requiresCharset)
             {
-                if (requiresCharset)
+                using (var stream = await GetStream(path, protocol, cancellationToken).ConfigureAwait(false))
                 {
                     var result = CharsetDetector.DetectFromStream(stream).Detected;
                     stream.Position = 0;
@@ -200,9 +200,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles
                         return new MemoryStream(Encoding.UTF8.GetBytes(text));
                     }
                 }
-
-                return stream;
             }
+
+            return File.OpenRead(path);
         }
 
         private async Task<SubtitleInfo> GetReadableFile(
@@ -731,6 +731,14 @@ namespace MediaBrowser.MediaEncoding.Subtitles
             {
                 var charset = CharsetDetector.DetectFromStream(stream).Detected?.EncodingName;
 
+                // UTF16 is automatically converted to UTF8 by FFmpeg, do not specify a character encoding
+                if ((path.EndsWith(".ass") || path.EndsWith(".ssa"))
+                    && (string.Equals(charset, "utf-16le", StringComparison.OrdinalIgnoreCase)
+                        || string.Equals(charset, "utf-16be", StringComparison.OrdinalIgnoreCase)))
+                {
+                    charset = "";
+                }
+
                 _logger.LogDebug("charset {0} detected for {Path}", charset ?? "null", path);
 
                 return charset;
@@ -753,10 +761,10 @@ namespace MediaBrowser.MediaEncoding.Subtitles
 
                     return _httpClient.Get(opts);
 
-            case MediaProtocol.File:
-                return Task.FromResult<Stream>(File.OpenRead(path));
-            default:
-                throw new ArgumentOutOfRangeException(nameof(protocol));
+                case MediaProtocol.File:
+                    return Task.FromResult<Stream>(File.OpenRead(path));
+                default:
+                    throw new ArgumentOutOfRangeException(nameof(protocol));
             }
         }
     }