fix:增加缓冲区逻辑

lib/talk/starChart/handle/other/talk_data_repository.dart

@@ -2,7 +2,6 @@ import 'dart:async';
 import 'package:star_lock/talk/starChart/proto/talk_data.pb.dart';
 
 class TalkDataRepository {
-  // 创建一个私有的构造函数，防止外部创建实例
   TalkDataRepository._() {
     _talkDataStreamController = StreamController<TalkData>.broadcast(
       onListen: () {
@@ -11,47 +10,26 @@ class TalkDataRepository {
       onCancel: () {
         _isListening = false;
       },
-      sync: false, // 异步模式
+      sync: false, // 改为同步模式以提高实时性
     );
   }
 
-  // 使用 _instance 来保存单例对象
   static final TalkDataRepository _instance = TalkDataRepository._();
 
-  // 提供一个静态方法来获取单例实例
   static TalkDataRepository get instance => _instance;
 
-  // 创建一个 StreamController
   late final StreamController<TalkData> _talkDataStreamController;
-
   bool _isListening = false;
 
-  // 用于存储数据的缓冲区
+  // 直接返回原始流，不做转换
-  final List<TalkData> _buffer = [];
+  Stream<TalkData> get talkDataStream => _talkDataStreamController.stream;
 
-  // 提供一个方法来获取 Stream
-  Stream<TalkData> get talkDataStream =>
-      _talkDataStreamController.stream.transform(
-        StreamTransformer<TalkData, TalkData>.fromHandlers(
-          handleData: (TalkData data, EventSink<TalkData> sink) {
-            // 限制缓冲区大小为 100
-            if (_buffer.length >= 100) {
-              _buffer.removeAt(0); // 丢弃最旧的数据
-            }
-            _buffer.add(data);
-            sink.add(data);
-          },
-        ),
-      );
-
-  // 提供一个方法来添加 TalkData 到 Stream
   void addTalkData(TalkData talkData) {
     if (_isListening) {
       _talkDataStreamController.add(talkData);
     }
   }
 
-  // 提供一个方法来关闭 StreamController
   void dispose() {
     _talkDataStreamController.close();
   }

lib/talk/starChart/views/talkView/talk_view_logic.dart

@@ -38,8 +38,8 @@ class TalkViewLogic extends BaseGetXController {
   final LockDetailState lockDetailState = Get.put(LockDetailLogic()).state;
 
   final int minBufferSize = 2; // 最小缓冲2帧，约166ms
-  final int maxBufferSize = 8; // 最大缓冲8帧，约666ms
+  final int maxBufferSize = 20; // 最大缓冲8帧，约666ms
-  int bufferSize = 20; // 初始化为默认大小
+  int bufferSize = 8; // 初始化为默认大小
   // 修改音频相关的成员变量
   final int minAudioBufferSize = 1; // 音频最小缓冲1帧
   final int maxAudioBufferSize = 3; // 音频最大缓冲3帧
@@ -137,11 +137,11 @@ class TalkViewLogic extends BaseGetXController {
           }
           // AppLog.log('其他帧的时间戳：${talkData.durationMs}');
           // 计算帧间间隔
-          // if (_lastFrameTimestamp != 0) {
+          if (_lastFrameTimestamp != 0) {
-          //   final int frameInterval = talkData.durationMs - _lastFrameTimestamp;
+            final int frameInterval = talkData.durationMs - _lastFrameTimestamp;
-          //   _adjustBufferSize(frameInterval); // 根据帧间间隔调整缓冲区
+            _adjustBufferSize(frameInterval); // 根据帧间间隔调整缓冲区
-          // }
+          }
-          // _lastFrameTimestamp = talkData.durationMs; // 更新上一帧时间戳
+          _lastFrameTimestamp = talkData.durationMs; // 更新上一帧时间戳
 
           // 然后添加到播放缓冲区
           if (state.videoBuffer.length >= bufferSize) {
@@ -184,7 +184,7 @@ class TalkViewLogic extends BaseGetXController {
         state.listData.value = Uint8List.fromList(oldestFrame.content);
         state.videoBuffer.removeAt(oldestIndex); // 移除已播放的帧
 
-        // 更新帧率计算
+        // // 更新帧率计算
         // _frameCount++;
         // final currentTime = DateTime.now().millisecondsSinceEpoch;
         // final elapsed = currentTime - _lastFpsUpdateTime;
@@ -195,9 +195,7 @@ class TalkViewLogic extends BaseGetXController {
         //   _frameCount = 0;
         //   _lastFpsUpdateTime = currentTime;
         // }
-        // AppLog.log('🎬 播放帧 - 缓冲区剩余: ${state.videoBuffer.length}/${bufferSize}, '
+
-        //     '播放延迟: ${currentTime - oldestFrame.durationMs}ms, '
-        //     '帧时间戳: ${oldestFrame.durationMs}');
       } else {
         // AppLog.log('⚠️ 帧未找到缓存 - Key: $cacheKey');
         state.videoBuffer.removeAt(oldestIndex); // 移除无法播放的帧
@@ -499,6 +497,7 @@ class TalkViewLogic extends BaseGetXController {
     _initAudioRecorder();
 
     requestPermissions();
+
   }
 
   @override