Add support for Tizen via transcoding

Jellyfin.Plugin.SRFPlay/Services/MediaSourceFactory.cs

@@ -91,15 +91,15 @@ public class MediaSourceFactory : IMediaSourceFactory
             Protocol = MediaProtocol.Http,
             // Use "hls" to trigger hls.js player in web client
             Container = "hls",
-            SupportsDirectStream = true,
+            SupportsDirectStream = false,
             SupportsDirectPlay = true,
-            SupportsTranscoding = false,
+            SupportsTranscoding = true,
             IsRemote = true,
             Type = MediaSourceType.Default,
             RunTimeTicks = chapter.Duration > 0 ? TimeSpan.FromMilliseconds(chapter.Duration).Ticks : null,
             VideoType = VideoType.VideoFile,
             IsInfiniteStream = isLiveStream,
-            // Don't use RequiresOpening - it forces Jellyfin to transcode which breaks token auth
+            // RequiresOpening = false: proxy handles auth directly, no need for Jellyfin to open the stream
             RequiresOpening = false,
             RequiresClosing = false,
             // Disable probing - we provide stream info directly

Jellyfin.Plugin.SRFPlay/Services/StreamProxyService.cs

@@ -656,21 +656,6 @@ public class StreamProxyService : IStreamProxyService
             // Rewrite the manifest to replace Akamai URLs with proxy URLs
             var rewrittenContent = RewriteManifestUrls(manifestContent, authenticatedUrl, baseProxyUrl);
 
-            // For live streams, inject #EXT-X-START to tell the player to start near the live edge
-            // Without this, players may start at the beginning of the sliding window and stutter
-            // as old segments get rotated out by the CDN
-            if (_streamMappings.TryGetValue(itemId, out var streamInfoForManifest) && streamInfoForManifest.IsLiveStream)
-            {
-                if (!rewrittenContent.Contains("#EXT-X-START", StringComparison.Ordinal))
-                {
-                    rewrittenContent = rewrittenContent.Replace(
-                        "#EXTM3U",
-                        "#EXTM3U\n#EXT-X-START:TIME-OFFSET=-6,PRECISE=NO",
-                        StringComparison.Ordinal);
-                    _logger.LogDebug("Injected #EXT-X-START tag for live stream {ItemId}", itemId);
-                }
-            }
-
             _logger.LogDebug("Rewritten manifest for item {ItemId} ({Length} bytes):\n{Content}", itemId, rewrittenContent.Length, rewrittenContent);
             return rewrittenContent;
         }