1. Fix the issue where customers experience exceptions when using certain…

Flutter/lib/Core/txliveplayer_controller.dart

@@ -144,6 +144,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   /// 参考: [PlayType.LIVE_RTMP] ...
   @deprecated
   Future<bool> play(String url, {int? playType}) async {
+    if (_isNeedDisposed) return false;
     return await startLivePlay(url, playType: playType);
   }
 
@@ -168,6 +169,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   ///
   ///
   Future<bool> startLivePlay(String url, {@deprecated int? playType}) async {
+    if (_isNeedDisposed) return false;
     await _initPlayer.future;
     await _createTexture.future;
     _changeState(TXPlayerState.buffering);
@@ -214,6 +216,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   /// 视频是否处于正在播放中
   @override
   Future<bool> isPlaying() async {
+    if (_isNeedDisposed) return false;
     await _initPlayer.future;
     BoolMsg boolMsg = await _livePlayerApi.isPlaying(PlayerMsg()..playerId = _playerId);
     return boolMsg.value ?? false;
@@ -339,6 +342,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   @override
   Future<int> enterPictureInPictureMode(
       {String? backIconForAndroid, String? playIconForAndroid, String? pauseIconForAndroid, String? forwardIconForAndroid}) async {
+    if (_isNeedDisposed) return -1;
     await _initPlayer.future;
     if (defaultTargetPlatform == TargetPlatform.android) {
       IntMsg intMsg = await _livePlayerApi.enterPictureInPictureMode(PipParamsPlayerMsg()
@@ -361,6 +365,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   /// 退出画中画，如果该播放器处于画中画模式
   @override
   Future<void> exitPictureInPictureMode() async {
+    if (_isNeedDisposed) return;
     if (defaultTargetPlatform == TargetPlatform.android) {
       await _livePlayerApi.exitPictureInPictureMode(PlayerMsg()
         ..playerId = _playerId);
@@ -383,6 +388,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   ///                   指定接收 SEI 消息的 payloadType，支持 5、242、243，请与发送端的 payloadType 保持一致。
   ///
   Future<int> enableReceiveSeiMessage(bool isEnabled, int payloadType) async {
+    if (_isNeedDisposed) return -1;
     return await _livePlayerApi.enableReceiveSeiMessage(PlayerMsg(playerId: _playerId),
         isEnabled, payloadType);
   }
@@ -395,6 +401,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   /// @param isShow 是否显示。default：NO。
   ///
   Future<void> showDebugView(bool isShow) async {
+    if (_isNeedDisposed) return;
     await _livePlayerApi.showDebugView(PlayerMsg(playerId: _playerId), isShow);
   }
 
@@ -418,6 +425,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   ///         - -2: 操作失败，key 不允许为 nil。
   ///
   Future<int> setProperty(String key, Object value) async {
+    if (_isNeedDisposed) return -1;
     return await _livePlayerApi.setProperty(PlayerMsg(playerId: _playerId), key, value);
   }
 
@@ -427,6 +435,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   /// 获取码流信息
   ///
   Future<List<FSteamInfo>> getSupportedBitrate() async {
+    if (_isNeedDisposed) return [];
     ListMsg listMsg = await _livePlayerApi.getSupportedBitrate(PlayerMsg(playerId: _playerId));
     List<FSteamInfo> steamList = [];
     if (null != listMsg.value) {
@@ -459,6 +468,7 @@ class TXLivePlayerController extends ChangeNotifier implements ValueListenable<T
   ///         - -3: 播放器处于播放状态，不支持修改缓存策略。
   ///
   Future<int> setCacheParams(double minTime, double maxTime) async {
+    if (_isNeedDisposed) return -1;
     return await _livePlayerApi.setCacheParams(PlayerMsg(playerId: _playerId), minTime, maxTime);
   }
 

Flutter/lib/Core/txplayer_widget.dart

@@ -3,9 +3,8 @@ part of SuperPlayer;
 
 class TXPlayerVideo extends StatefulWidget {
   final TXPlayerController controller;
-  final Stream<TXPlayerHolder>? playerStream;
 
-  TXPlayerVideo({required this.controller, this.playerStream});
+  TXPlayerVideo({required this.controller});
 
   @override
   TXPlayerVideoState createState() => TXPlayerVideoState();
@@ -16,55 +15,31 @@ class TXPlayerVideoState extends State<TXPlayerVideo> {
   int _textureId = -1;
 
   StreamSubscription? streamSubscription;
-  late TXPlayerController controller;
 
   @override
   void initState() {
     super.initState();
-
-    controller = widget.controller;
-    _checkStreamListen();
-    _resetControllerLink();
+    _obtainTextureId();
   }
 
-  void _checkStreamListen() {
-    if(null != streamSubscription) {
-      streamSubscription!.cancel();
-    }
-    streamSubscription = widget.playerStream?.listen((event) {
-      controller = event.controller;
-      _resetControllerLink();
-    });
+  @override
+  void didUpdateWidget(covariant TXPlayerVideo oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    _obtainTextureId();
   }
 
-  void _resetControllerLink() async {
-    int remainTextureId = await controller.textureId;
-    if (remainTextureId >= 0) {
-      if (remainTextureId != _textureId) {
-        _refreshTextureId(remainTextureId);
-      }
-    } else {
+  void _obtainTextureId() async {
+    int remainTextureId = await widget.controller.textureId;
+    if (_textureId != remainTextureId) {
       setState(() {
-        _textureId = -1;
+        _textureId = remainTextureId;
       });
-      controller.textureId.then((newTextureId) {
-        if (_textureId != newTextureId) {
-          _refreshTextureId(newTextureId);
-        }
-      });
-    }
-  }
-
-  void _refreshTextureId(int textureId) {
-    LogUtils.d(TAG, "_textureId = $textureId");
-    _textureId = textureId;
-    if (mounted) {
-      setState(() {});
     }
   }
 
   @override
   Widget build(BuildContext context) {
+    TXPlayerController controller = widget.controller;
     if ((defaultTargetPlatform == TargetPlatform.android) &&
         (controller.resizeVideoHeight! > 0 && controller.resizeVideoWidth! > 0)) {
       return _textureId == -1

Flutter/lib/Core/txvodplayer_controller.dart

@@ -177,6 +177,7 @@ class TXVodPlayerController extends ChangeNotifier implements ValueListenable<TX
   /// @param url : 视频播放地址 video playback address
   /// return 是否播放成功 if play successfully
   Future<bool> startVodPlay(String url) async {
+    if (_isNeedDisposed) return false;
     await _initPlayer.future;
     await _createTexture.future;
     _changeState(TXPlayerState.buffering);
@@ -203,6 +204,7 @@ class TXVodPlayerController extends ChangeNotifier implements ValueListenable<TX
   /// @params : see[TXPlayInfoParams]
   /// return 是否播放成功  if play successful
   Future<void> startVodPlayWithParams(TXPlayInfoParams params) async {
+    if (_isNeedDisposed) return;
     await _initPlayer.future;
     await _createTexture.future;
     _changeState(TXPlayerState.buffering);
@@ -270,6 +272,7 @@ class TXVodPlayerController extends ChangeNotifier implements ValueListenable<TX
   /// 视频是否处于正在播放中
   @override
   Future<bool> isPlaying() async {
+    if (_isNeedDisposed) return false;
     await _initPlayer.future;
     BoolMsg boolMsg = await _vodPlayerApi.isPlaying(PlayerMsg()..playerId = _playerId);
     return boolMsg.value ?? false;

FlutterWidget/superplayer_widget/lib/superplayer_controller.dart

@@ -28,7 +28,6 @@ class SuperPlayerController {
   List<TXTrackInfo>? subtitleTrackInfoList;
   TXVodSubtitleData? currentSubtitleData;
   TXSubtitleRenderModel? _currentSubtitleRenderModel;
-  StreamController<TXPlayerHolder> playerStreamController = StreamController.broadcast();
   SuperPlayerState playerState = SuperPlayerState.INIT;
   SuperPlayerType playerType = SuperPlayerType.VOD;
   FTXVodPlayConfig _vodConfig = FTXVodPlayConfig();
@@ -557,7 +556,6 @@ class SuperPlayerController {
   void _updatePlayerType(SuperPlayerType type) {
     if (playerType != type) {
       playerType = type;
-      updatePlayerView();
       _observer?.onPlayerTypeChange(type);
       if (type == SuperPlayerType.VOD) {
         _livePlayerController.exitPictureInPictureMode();
@@ -565,16 +563,6 @@ class SuperPlayerController {
     }
   }
 
-  void updatePlayerView() async {
-    TXPlayerController controller = getCurrentController();
-    TXPlayerHolder model = TXPlayerHolder(controller);
-    playerStreamController.sink.add(model);
-  }
-
-  Stream<TXPlayerHolder> getPlayerStream() {
-    return playerStreamController.stream;
-  }
-
   /// Get the current controller being used
   TXPlayerController getCurrentController() {
     TXPlayerController controller;
@@ -742,7 +730,6 @@ class SuperPlayerController {
     }
     // Remove the event listener for the widget.
     _observer?.onDispose();
-    playerStreamController.close();
   }
 
   /// return true: executed exit full screen and other operations, consumed the return event. return false: did not consume the event.

FlutterWidget/superplayer_widget/lib/ui/superplayer_widget.dart

@@ -163,6 +163,12 @@ class SuperPlayerViewState extends State<SuperPlayerView> with WidgetsBindingObs
     _initPlayerState();
   }
 
+  @override
+  void didUpdateWidget(covariant SuperPlayerView oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    _playController = widget._controller;
+  }
+
   void _registerObserver() {
     _playController._observer = _SuperPlayerObserver(() {
       // preparePlayVideo
@@ -581,10 +587,10 @@ class SuperPlayerViewState extends State<SuperPlayerView> with WidgetsBindingObs
         child:  widget.renderMode == SuperPlayerRenderMode.ADJUST_RESOLUTION ?
         AspectRatio(
             aspectRatio: _aspectRatio,
-            child: TXPlayerVideo(controller: _playController.getCurrentController(), playerStream: _playController.getPlayerStream()))
+            child: TXPlayerVideo(controller: _playController.getCurrentController()))
         : SizedBox(
           child: TXPlayerVideo(
-              controller: _playController.getCurrentController(), playerStream: _playController.getPlayerStream()),
+              controller: _playController.getCurrentController()),
         )
       ),
     );