feat: Add initial IPTV player with HLS.js and mpegts.js support, including UI and parent communication.

bin/api/hls_handler.dart

@@ -140,40 +140,39 @@ Handler createStreamInitHandler() {
         
         // Output format: HLS
         '-f', 'hls',
-        '-hls_time', '4', // 4 second segments
-        '-hls_list_size', '0', // Keep all segments
-        '-hls_flags', 'delete_segments+append_list',
+        '-hls_time', '4', 
+        '-hls_list_size', '0', // Keep all segments in playlist
+        '-hls_playlist_type', 'event', // Allow appending new segments, keep old ones
         '-hls_segment_type', 'mpegts',
         '-hls_segment_filename', '${tempDir.path}/segment_%03d.ts',
       ];
 
-      // Video: Copy or transcode
-      if (quality == 'high') {
-        ffmpegArgs.addAll(['-c:v', 'copy']);
-      } else {
-        ffmpegArgs.addAll([
-          '-c:v', 'libx264',
-          '-preset', 'veryfast',
-          '-profile:v', 'baseline',
-          '-level', '3.0',
-          '-pix_fmt', 'yuv420p',
-          '-g', '48',
-        ]);
+      // Video: ALWAYS Transcode to ensure standard HLS/MPEG-TS timestamps
+      // Copying causes DEMUXER_ERROR if source stamps are weird (common in MKV)
+      ffmpegArgs.addAll([
+        '-c:v', 'libx264',
+        '-preset', 'ultrafast', // Fast encoding for live/vod
+        '-tune', 'zerolatency',
+        '-profile:v', 'baseline',
+        '-level', '3.0',
+        '-pix_fmt', 'yuv420p',
+        '-g', '48', // 2s GOP
+      ]);
 
-        if (quality == 'low') {
-          ffmpegArgs.addAll([
-            '-vf', 'scale=-2:480',
-            '-b:v', '800k',
-            '-maxrate', '800k',
-            '-bufsize', '1600k',
-          ]);
-        } else {
-          ffmpegArgs.addAll([
-            '-b:v', '2000k',
-            '-maxrate', '2000k',
-            '-bufsize', '4000k',
-          ]);
-        }
+      if (quality == 'low') {
+        ffmpegArgs.addAll([
+          '-vf', 'scale=-2:480',
+          '-b:v', '800k',
+          '-maxrate', '800k',
+          '-bufsize', '1600k',
+        ]);
+      } else {
+        // High/Medium (default)
+        ffmpegArgs.addAll([
+          '-b:v', '2500k',
+          '-maxrate', '2500k',
+          '-bufsize', '5000k',
+        ]);
       }
       
       // Audio: Always transcode to AAC
@@ -214,6 +213,25 @@ Handler createStreamInitHandler() {
         );
       }
 
+      // CRITICAL: Wait for first segment to exist AND HAVE DATA > 5MB to be safe? 
+      // No, 10KB is enough for header + some data
+      attempts = 0;
+      final firstSegment = File('${tempDir.path}/segment_000.ts');
+      while (attempts < 100) {
+        if (await firstSegment.exists()) {
+          final len = await firstSegment.length();
+          if (len > 10240) break; // Wait for > 10KB
+        }
+        await Future.delayed(const Duration(milliseconds: 100));
+        attempts++;
+      }
+
+      if (!await firstSegment.exists()) {
+        print('Warning: First segment not created yet for $streamId');
+      } else {
+        print('First segment ready for $streamId (${await firstSegment.length()} bytes)');
+      }
+
       print('HLS playlist created for $streamId');
 
       // Cleanup on process exit

lib/features/iptv/providers/settings_provider.dart

@@ -62,6 +62,7 @@ class _SettingsKeys {
   static const String showClock = 'show_clock';
   static const String preferredAspectRatio = 'aspect_ratio';
   static const String playerType = 'player_type';
+  static const String forceVodTranscoding = 'force_vod_transcoding';
 }
 
 /// Settings state for IPTV preferences with persistence
@@ -84,6 +85,9 @@ class IptvSettings {
   final bool showClock;
   final String preferredAspectRatio;
   final PlayerType playerType;
+  
+  // VOD Settings
+  final bool forceVodTranscoding;
 
   const IptvSettings({
     // Filters
@@ -102,6 +106,8 @@ class IptvSettings {
     this.showClock = false,
     this.preferredAspectRatio = 'contain',
     this.playerType = PlayerType.standard,
+    // VOD defaults
+    this.forceVodTranscoding = false,
   });
 
   IptvSettings copyWith({
@@ -118,6 +124,7 @@ class IptvSettings {
     bool? showClock,
     String? preferredAspectRatio,
     PlayerType? playerType,
+    bool? forceVodTranscoding,
   }) {
     return IptvSettings(
       liveTvCategoryFilter: liveTvCategoryFilter ?? this.liveTvCategoryFilter,
@@ -133,6 +140,7 @@ class IptvSettings {
       showClock: showClock ?? this.showClock,
       preferredAspectRatio: preferredAspectRatio ?? this.preferredAspectRatio,
       playerType: playerType ?? this.playerType,
+      forceVodTranscoding: forceVodTranscoding ?? this.forceVodTranscoding,
     );
   }
 
@@ -298,6 +306,7 @@ class IptvSettingsNotifier extends StateNotifier<IptvSettings> {
           preferredAspectRatio: getValue<String>(_SettingsKeys.preferredAspectRatio),
           playerType: remoteSettings[_SettingsKeys.playerType] != null
               ? PlayerType.values[remoteSettings[_SettingsKeys.playerType] as int] : null,
+          forceVodTranscoding: getValue<bool>(_SettingsKeys.forceVodTranscoding),
         );
       }
       _initialized = true;
@@ -328,6 +337,7 @@ class IptvSettingsNotifier extends StateNotifier<IptvSettings> {
       _SettingsKeys.showClock: state.showClock,
       _SettingsKeys.preferredAspectRatio: state.preferredAspectRatio,
       _SettingsKeys.playerType: state.playerType.index,
+      _SettingsKeys.forceVodTranscoding: state.forceVodTranscoding,
     };
 
     print('[SettingsProvider] _saveToApi: Saving settings...');
@@ -422,6 +432,12 @@ class IptvSettingsNotifier extends StateNotifier<IptvSettings> {
   // Legacy methods
   void setCategoryFilter(String filter) => setLiveTvFilter(filter);
   void clearCategoryFilter() => clearLiveTvFilter();
+
+  // VOD Settings
+  void setForceVodTranscoding(bool value) {
+    state = state.copyWith(forceVodTranscoding: value);
+    _saveToApi();
+  }
 }
 
 /// Provider for IPTV settings

lib/features/iptv/screens/player_screen.dart

@@ -102,20 +102,23 @@ class _PlayerScreenState extends ConsumerState<PlayerScreen> {
       final service = ref.read(xtreamServiceProvider(widget.playlist));
       String streamUrl = '';
 
+      // Get settings for VOD transcoding preference
+      final playerSettings = ref.read(iptvSettingsProvider);
+      final forceTranscoding = playerSettings.forceVodTranscoding;
+
       // Generate Stream URL based on type
       if (widget.streamType == StreamType.live) {
         streamUrl = service.getLiveStreamUrl(currentStreamId);
       } else if (widget.streamType == StreamType.vod) {
-        streamUrl = service.getVodStreamUrl(currentStreamId, widget.containerExtension);
+        streamUrl = service.getVodStreamUrl(currentStreamId, widget.containerExtension, forceTranscoding: forceTranscoding);
       } else if (widget.streamType == StreamType.series) {
-        streamUrl = service.getSeriesStreamUrl(currentStreamId, widget.containerExtension);
+        streamUrl = service.getSeriesStreamUrl(currentStreamId, widget.containerExtension, forceTranscoding: forceTranscoding);
       }
 
       // Store URL for Lite Player
       _currentStreamUrl = streamUrl;
 
       final encodedUrl = Uri.encodeComponent(streamUrl);
-      final playerSettings = ref.read(iptvSettingsProvider);
       final streamTypeParam = widget.streamType == StreamType.live ? 'live' : 'vod';
       var playerSrc = playerSettings.playerType == PlayerType.lite 
           ? 'player_lite.html?url=$encodedUrl&type=$streamTypeParam' 

lib/features/iptv/services/xtream_service.dart

@@ -69,27 +69,43 @@ class XtreamService {
   }
 
   /// Generate stream URL for VOD (movies)
-  String getVodStreamUrl(String streamId, String containerExtension) {
+  /// 
+  /// [forceTranscoding] - If true, uses FFmpeg to transcode audio (guaranteed sound)
+  ///                       If false, uses direct URL (enables seeking but may lack audio on AC3/DTS)
+  String getVodStreamUrl(String streamId, String containerExtension, {bool forceTranscoding = false}) {
     if (_currentPlaylist == null) throw Exception('No playlist configured');
     
-    // Use FFmpeg HLS transcoding for guaranteed audio compatibility + seeking
     final url = '${_currentPlaylist!.dns}/movie/${_currentPlaylist!.username}/${_currentPlaylist!.password}/$streamId.$containerExtension';
     
-    final baseUrl = html.window.location.origin;
-    final encodedUrl = Uri.encodeComponent(url);
-    return '$baseUrl/api/stream/$streamId?url=$encodedUrl';
+    if (forceTranscoding) {
+      // Use FFmpeg transcoding for guaranteed audio (no seeking)
+      final baseUrl = html.window.location.origin;
+      final encodedUrl = Uri.encodeComponent(url);
+      return '$baseUrl/api/stream/$streamId?url=$encodedUrl';
+    } else {
+      // Direct URL for seeking (audio only if AAC/MP3)
+      return _wrapWithProxy(url);
+    }
   }
 
   /// Generate stream URL for series episodes
-  String getSeriesStreamUrl(String streamId, String containerExtension) {
+  /// 
+  /// [forceTranscoding] - If true, uses FFmpeg to transcode audio (guaranteed sound)
+  ///                       If false, uses direct URL (enables seeking but may lack audio on AC3/DTS)
+  String getSeriesStreamUrl(String streamId, String containerExtension, {bool forceTranscoding = false}) {
     if (_currentPlaylist == null) throw Exception('No playlist configured');
     
-    // Use FFmpeg HLS transcoding for guaranteed audio compatibility + seeking
     final url = '${_currentPlaylist!.dns}/series/${_currentPlaylist!.username}/${_currentPlaylist!.password}/$streamId.$containerExtension';
     
-    final baseUrl = html.window.location.origin;
-    final encodedUrl = Uri.encodeComponent(url);
-    return '$baseUrl/api/stream/$streamId?url=$encodedUrl';
+    if (forceTranscoding) {
+      // Use FFmpeg transcoding for guaranteed audio (no seeking)
+      final baseUrl = html.window.location.origin;
+      final encodedUrl = Uri.encodeComponent(url);
+      return '$baseUrl/api/stream/$streamId?url=$encodedUrl';
+    } else {
+      // Direct URL for seeking (audio only if AAC/MP3)
+      return _wrapWithProxy(url);
+    }
   }
 
   /// Authenticate and get server info

lib/features/iptv/widgets/streaming_settings_tab.dart

@@ -167,6 +167,20 @@ class StreamingSettingsTab extends ConsumerWidget {
               activeColor: Colors.blueAccent,
               onChanged: (v) => notifier.setPreferDirectPlay(v),
             ),
+            Divider(height: 1, color: Colors.white.withOpacity(0.1)),
+            SwitchListTile(
+              title: Text(
+                'Forcer audio VOD (Films/Séries)',
+                style: GoogleFonts.roboto(fontSize: 14, color: Colors.white),
+              ),
+              subtitle: Text(
+                'Active FFmpeg pour garantir le son\n⚠️ Désactive le seeking',
+                style: GoogleFonts.roboto(fontSize: 12, color: Colors.white54),
+              ),
+              value: settings.forceVodTranscoding,
+              activeColor: Colors.orangeAccent,
+              onChanged: (v) => notifier.setForceVodTranscoding(v),
+            ),
           ],
         ),
         const SizedBox(height: 16),

web/player.html

@@ -511,16 +511,27 @@
 
             log('Stream URL: ' + streamUrl.substring(0, 80) + '...');
 
-            // SPECIAL: /api/stream/ endpoint outputs MPEG-TS, use mpegts.js directly
+            // SPECIAL: /api/stream/ returns JSON with HLS playlist URL
             if (streamUrl.includes('/api/stream/')) {
-                log('Detected /api/stream/ endpoint - using MPEG-TS player for transcoded stream');
+                log('Detected /api/stream/ - fetching HLS playlist...');
                 showLoading('Initializing stream (transcoding audio)...');
 
-                if (mpegts.isSupported()) {
-                    await playWithMpegTS(streamUrl);
-                    return;
-                } else {
-                    showError('MPEG-TS playback not supported on this device');
+                try {
+                    const response = await fetch(streamUrl);
+                    const data = await response.json();
+
+                    if (data.playlist) {
+                        const playlistUrl = window.location.origin + data.playlist;
+                        log('Playing HLS: ' + playlistUrl);
+                        await playWithHLS(playlistUrl);
+                        return;
+                    } else {
+                        showError('Invalid stream response');
+                        return;
+                    }
+                } catch (err) {
+                    log('Error: ' + err);
+                    showError('Stream init failed');
                     return;
                 }
             }