Fix issue with Jellyfin using local IP adress not server public URL, now pulic URL is set in plugin.

Jellyfin.Plugin.SRFPlay/Channels/SRFPlayChannel.cs

@@ -7,6 +7,7 @@ using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 using Jellyfin.Plugin.SRFPlay.Services;
+using MediaBrowser.Controller;
 using MediaBrowser.Controller.Channels;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Channels;
@@ -27,6 +28,7 @@ public class SRFPlayChannel : IChannel, IHasCacheKey
     private readonly StreamUrlResolver _streamResolver;
     private readonly StreamProxyService _proxyService;
     private readonly CategoryService? _categoryService;
+    private readonly IServerApplicationHost _appHost;
 
     /// <summary>
     /// Initializes a new instance of the <see cref="SRFPlayChannel"/> class.
@@ -35,12 +37,14 @@ public class SRFPlayChannel : IChannel, IHasCacheKey
     /// <param name="contentRefreshService">The content refresh service.</param>
     /// <param name="streamResolver">The stream resolver.</param>
     /// <param name="proxyService">The stream proxy service.</param>
+    /// <param name="appHost">The server application host.</param>
     /// <param name="categoryService">The category service (optional).</param>
     public SRFPlayChannel(
         ILoggerFactory loggerFactory,
         ContentRefreshService contentRefreshService,
         StreamUrlResolver streamResolver,
         StreamProxyService proxyService,
+        IServerApplicationHost appHost,
         CategoryService? categoryService = null)
     {
         _loggerFactory = loggerFactory;
@@ -48,6 +52,7 @@ public class SRFPlayChannel : IChannel, IHasCacheKey
         _contentRefreshService = contentRefreshService;
         _streamResolver = streamResolver;
         _proxyService = proxyService;
+        _appHost = appHost;
         _categoryService = categoryService;
 
         if (_categoryService == null)
@@ -471,9 +476,14 @@ public class SRFPlayChannel : IChannel, IHasCacheKey
                 // Register stream with proxy service
                 _proxyService.RegisterStream(itemId, streamUrl);
 
+                // Get the server URL for proxy - prefer configured public URL for remote clients
+                var serverUrl = !string.IsNullOrWhiteSpace(config.PublicServerUrl)
+                    ? config.PublicServerUrl.TrimEnd('/') // Use configured public URL (important for Android/remote clients)
+                    : _appHost.GetSmartApiUrl(string.Empty); // Fall back to Jellyfin's smart URL resolution
+
                 // Create proxy URL as absolute HTTP URL (required for ffmpeg)
-                // Use localhost as Jellyfin should be able to access its own endpoints
-                var proxyUrl = $"http://localhost:8096/Plugins/SRFPlay/Proxy/{itemId}/master.m3u8";
+                // Use the actual server URL so remote clients can access it
+                var proxyUrl = $"{serverUrl}/Plugins/SRFPlay/Proxy/{itemId}/master.m3u8";
 
                 // Build overview
                 var overview = chapter.Description ?? chapter.Lead;

Jellyfin.Plugin.SRFPlay/Configuration/PluginConfiguration.cs

@@ -142,4 +142,11 @@ public class PluginConfiguration : BasePluginConfiguration
     [System.Diagnostics.CodeAnalysis.SuppressMessage("Usage", "CA2227:Collection properties should be read only", Justification = "Required for configuration serialization")]
     [System.Diagnostics.CodeAnalysis.SuppressMessage("Design", "CA1002:Do not expose generic lists", Justification = "Configuration DTO")]
     public System.Collections.Generic.List<string> EnabledTopics { get; set; }
+
+    /// <summary>
+    /// Gets or sets the public/external server URL for remote clients (e.g., https://jellyfin.example.com:8920).
+    /// If not set, the plugin will use Jellyfin's GetSmartApiUrl() which may return local addresses.
+    /// This is important for Android and other remote clients to access streams.
+    /// </summary>
+    public string PublicServerUrl { get; set; } = string.Empty;
 }

Jellyfin.Plugin.SRFPlay/Configuration/configPage.html

@@ -82,6 +82,17 @@
                         <input id="ProxyPassword" name="ProxyPassword" type="password" is="emby-input" autocomplete="off" />
                         <div class="fieldDescription">Password for proxy authentication (leave empty if not required)</div>
                     </div>
+                    <br />
+                    <h2>Network Settings</h2>
+                    <div class="inputContainer">
+                        <label class="inputLabel inputLabelUnfocused" for="PublicServerUrl">Public Server URL (Optional)</label>
+                        <input id="PublicServerUrl" name="PublicServerUrl" type="text" is="emby-input" placeholder="e.g., https://jellyfin.example.com:8920" />
+                        <div class="fieldDescription">
+                            The public/external URL for remote clients (Android, iOS, etc.) to access streaming proxy.
+                            <br />If not set, the plugin will use Jellyfin's automatic URL detection which may return local addresses.
+                            <br /><strong>Important for Android/remote playback!</strong>
+                        </div>
+                    </div>
                     <div>
                         <button is="emby-button" type="submit" class="raised button-submit block emby-button">
                             <span>Save</span>
@@ -110,6 +121,7 @@
                         document.querySelector('#ProxyAddress').value = config.ProxyAddress || '';
                         document.querySelector('#ProxyUsername').value = config.ProxyUsername || '';
                         document.querySelector('#ProxyPassword').value = config.ProxyPassword || '';
+                        document.querySelector('#PublicServerUrl').value = config.PublicServerUrl || '';
                         Dashboard.hideLoadingMsg();
                     });
                 });
@@ -129,6 +141,7 @@
                     config.ProxyAddress = document.querySelector('#ProxyAddress').value;
                     config.ProxyUsername = document.querySelector('#ProxyUsername').value;
                     config.ProxyPassword = document.querySelector('#ProxyPassword').value;
+                    config.PublicServerUrl = document.querySelector('#PublicServerUrl').value;
                     ApiClient.updatePluginConfiguration(SRFPlayConfig.pluginUniqueId, config).then(function (result) {
                         Dashboard.processPluginConfigurationUpdateResult(result);
                     });

Jellyfin.Plugin.SRFPlay/Controllers/StreamProxyController.cs

@@ -53,7 +53,13 @@ public class StreamProxyController : ControllerBase
         try
         {
             // Build the base proxy URL for this item (use original itemId from path to maintain URL structure)
-            var baseProxyUrl = $"{Request.Scheme}://{Request.Host}/Plugins/SRFPlay/Proxy/{itemId}";
+            // Always include the actualItemId as a query parameter to ensure proper resolution during transcoding
+            var baseProxyUrl = $"{Request.Scheme}://{Request.Host}/Plugins/SRFPlay/Proxy/{itemId}?itemId={actualItemId}";
+
+            if (actualItemId != itemId)
+            {
+                _logger.LogDebug("Path itemId {PathId} differs from resolved itemId {ResolvedId}, adding query parameter", itemId, actualItemId);
+            }
 
             var manifestContent = await _proxyService.GetRewrittenManifestAsync(actualItemId, baseProxyUrl, cancellationToken).ConfigureAwait(false);
 
@@ -179,7 +185,9 @@ public class StreamProxyController : ControllerBase
             return queryItemId.ToString();
         }
 
-        // Use the path item ID as-is
+        // If path ID and query ID don't match, it's likely a transcoding session
+        // Try to use the proxy service fallback to find the correct stream
+        _logger.LogDebug("No itemId query parameter found, using path ID as-is: {PathItemId}", pathItemId);
         return pathItemId;
     }
 
@@ -191,6 +199,11 @@ public class StreamProxyController : ControllerBase
     /// <returns>The rewritten manifest.</returns>
     private string RewriteSegmentUrls(string manifestContent, string baseProxyUrl)
     {
+        // Extract the itemId query parameter from the current request to propagate it
+        var itemIdParam = Request.Query.TryGetValue("itemId", out var itemId) && !string.IsNullOrEmpty(itemId)
+            ? $"?itemId={itemId}"
+            : string.Empty;
+
         var lines = manifestContent.Split('\n');
         var result = new System.Text.StringBuilder();
 
@@ -207,12 +220,12 @@ public class StreamProxyController : ControllerBase
                 var uri = new Uri(line.Trim());
                 var segments = uri.AbsolutePath.Split('/');
                 var fileName = segments[^1];
-                result.AppendLine(CultureInfo.InvariantCulture, $"{baseProxyUrl}/{fileName}");
+                result.AppendLine(CultureInfo.InvariantCulture, $"{baseProxyUrl}/{fileName}{itemIdParam}");
             }
             else
             {
                 // Relative URL - rewrite to proxy
-                result.AppendLine(CultureInfo.InvariantCulture, $"{baseProxyUrl}/{line.Trim()}");
+                result.AppendLine(CultureInfo.InvariantCulture, $"{baseProxyUrl}/{line.Trim()}{itemIdParam}");
             }
         }
 

Jellyfin.Plugin.SRFPlay/Providers/SRFMediaProvider.cs

@@ -5,6 +5,7 @@ using System.Threading;
 using System.Threading.Tasks;
 using Jellyfin.Plugin.SRFPlay.Api;
 using Jellyfin.Plugin.SRFPlay.Services;
+using MediaBrowser.Controller;
 using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Model.Dto;
@@ -24,6 +25,7 @@ public class SRFMediaProvider : IMediaSourceProvider
     private readonly MetadataCache _metadataCache;
     private readonly StreamUrlResolver _streamResolver;
     private readonly StreamProxyService _proxyService;
+    private readonly IServerApplicationHost _appHost;
 
     /// <summary>
     /// Initializes a new instance of the <see cref="SRFMediaProvider"/> class.
@@ -32,17 +34,20 @@ public class SRFMediaProvider : IMediaSourceProvider
     /// <param name="metadataCache">The metadata cache.</param>
     /// <param name="streamResolver">The stream URL resolver.</param>
     /// <param name="proxyService">The stream proxy service.</param>
+    /// <param name="appHost">The server application host.</param>
     public SRFMediaProvider(
         ILoggerFactory loggerFactory,
         MetadataCache metadataCache,
         StreamUrlResolver streamResolver,
-        StreamProxyService proxyService)
+        StreamProxyService proxyService,
+        IServerApplicationHost appHost)
     {
         _loggerFactory = loggerFactory;
         _logger = loggerFactory.CreateLogger<SRFMediaProvider>();
         _metadataCache = metadataCache;
         _streamResolver = streamResolver;
         _proxyService = proxyService;
+        _appHost = appHost;
     }
 
     /// <summary>
@@ -174,12 +179,21 @@ public class SRFMediaProvider : IMediaSourceProvider
             var itemIdStr = item.Id.ToString("N"); // Use hex format without dashes
             _proxyService.RegisterStream(itemIdStr, streamUrl);
 
-            // Create proxy URL as absolute HTTP URL (required for ffmpeg)
-            // Use localhost as Jellyfin should be able to access its own endpoints
-            // Include item ID as query parameter to preserve it during transcoding
-            var proxyUrl = $"http://localhost:8096/Plugins/SRFPlay/Proxy/{itemIdStr}/master.m3u8?itemId={itemIdStr}";
+            // Get the server URL for proxy - prefer configured public URL for remote clients
+            var serverUrl = !string.IsNullOrWhiteSpace(config.PublicServerUrl)
+                ? config.PublicServerUrl.TrimEnd('/') // Use configured public URL (important for Android/remote clients)
+                : _appHost.GetSmartApiUrl(string.Empty); // Fall back to Jellyfin's smart URL resolution
 
-            _logger.LogInformation("Using proxy URL for item {ItemId}: {ProxyUrl}", itemIdStr, proxyUrl);
+            // Create proxy URL as absolute HTTP URL (required for ffmpeg)
+            // Use the actual server URL so remote clients can access it
+            // Include item ID as query parameter to preserve it during transcoding
+            var proxyUrl = $"{serverUrl}/Plugins/SRFPlay/Proxy/{itemIdStr}/master.m3u8?itemId={itemIdStr}";
+
+            _logger.LogInformation(
+                "Using proxy URL for item {ItemId}: {ProxyUrl} (PublicServerUrl configured: {IsPublicConfigured})",
+                itemIdStr,
+                proxyUrl,
+                !string.IsNullOrWhiteSpace(config.PublicServerUrl));
 
             // Detect if this is a live stream
             var isLiveStream = chapter.Type == "SCHEDULED_LIVESTREAM" || urn.Contains("livestream", StringComparison.OrdinalIgnoreCase);

Jellyfin.Plugin.SRFPlay/Services/StreamProxyService.cs

@@ -403,6 +403,19 @@ public class StreamProxyService : IDisposable
         var baseUri = new Uri(originalBaseUrl);
         var baseUrl = $"{baseUri.Scheme}://{baseUri.Host}{string.Join('/', baseUri.AbsolutePath.Split('/')[..^1])}";
 
+        // Extract itemId query parameter from proxyBaseUrl to propagate it
+        var itemIdParam = string.Empty;
+        var queryMarker = "?itemId=";
+        if (proxyBaseUrl.Contains(queryMarker, StringComparison.Ordinal))
+        {
+            var queryStart = proxyBaseUrl.IndexOf(queryMarker, StringComparison.Ordinal);
+            if (queryStart >= 0)
+            {
+                itemIdParam = proxyBaseUrl[queryStart..];
+                proxyBaseUrl = proxyBaseUrl[..queryStart]; // Remove query from base URL
+            }
+        }
+
         // Pattern to match .m3u8 and .ts/.mp4 segment references
         var pattern = @"(?:^|\n)([^#\n][^\n]*\.(?:m3u8|ts|mp4|m4s|aac)[^\n]*)";
 
@@ -416,11 +429,11 @@ public class StreamProxyService : IDisposable
             {
                 // Rewrite absolute URLs to proxy
                 var relativePath = url.Replace(baseUrl + "/", string.Empty, StringComparison.Ordinal);
-                return $"\n{proxyBaseUrl}/{relativePath}";
+                return $"\n{proxyBaseUrl}/{relativePath}{itemIdParam}";
             }
 
             // Relative URL - rewrite to proxy
-            return $"\n{proxyBaseUrl}/{url}";
+            return $"\n{proxyBaseUrl}/{url}{itemIdParam}";
         });
 
         return rewritten;

Jellyfin.Plugin.SRFPlay/Services/StreamUrlResolver.cs

@@ -87,6 +87,17 @@ public class StreamUrlResolver : IDisposable
             chapter.Id,
             hlsResources.Count);
 
+        // Log all HLS resources with their quality info to help debug quality selection
+        foreach (var resource in hlsResources)
+        {
+            _logger.LogInformation(
+                "Available HLS resource - Quality={Quality}, Protocol={Protocol}, Streaming={Streaming}, URL={Url}",
+                resource.Quality ?? "NULL",
+                resource.Protocol ?? "NULL",
+                resource.Streaming ?? "NULL",
+                resource.Url);
+        }
+
         if (hlsResources.Count == 0)
         {
             _logger.LogWarning("No HLS resources found for chapter: {ChapterId}", chapter.Id);
@@ -114,6 +125,10 @@ public class StreamUrlResolver : IDisposable
         }
 
         // Select based on quality preference
+        _logger.LogInformation(
+            "Selecting stream with quality preference: {QualityPreference}",
+            qualityPreference);
+
         Resource? selectedResource = qualityPreference switch
         {
             QualityPreference.HD => SelectHDResource(hlsResources) ?? SelectBestAvailableResource(hlsResources),
@@ -124,10 +139,10 @@ public class StreamUrlResolver : IDisposable
 
         if (selectedResource != null)
         {
-            _logger.LogDebug(
-                "Selected stream for chapter {ChapterId}: Quality={Quality}, Protocol={Protocol}, URL={Url}",
+            _logger.LogInformation(
+                "✅ Selected stream for chapter {ChapterId}: Quality={Quality}, Protocol={Protocol}, URL={Url}",
                 chapter.Id,
-                selectedResource.Quality,
+                selectedResource.Quality ?? "NULL",
                 selectedResource.Protocol,
                 selectedResource.Url);
             return selectedResource.Url;