diff --git a/lib/main/lockDetail/lockDetail/lockDetail_logic.dart b/lib/main/lockDetail/lockDetail/lockDetail_logic.dart
index 7c086ba5..cf9eda27 100755
--- a/lib/main/lockDetail/lockDetail/lockDetail_logic.dart
+++ b/lib/main/lockDetail/lockDetail/lockDetail_logic.dart
@@ -773,7 +773,7 @@ class LockDetailLogic extends BaseGetXController {
         return;
       }
       // 重置丢包率监控
-      PacketLossStatistics().reset();
+      // PacketLossStatistics().reset();
       // 发送监控id
       StartChartManage()
           .startCallRequestMessageTimer(ToPeerId: network!.peerId ?? '');
diff --git a/lib/talk/starChart/star_chart_manage.dart b/lib/talk/starChart/star_chart_manage.dart
index d64cb808..2d8b4529 100644
--- a/lib/talk/starChart/star_chart_manage.dart
+++ b/lib/talk/starChart/star_chart_manage.dart
@@ -606,7 +606,7 @@ class StartChartManage {
   void startTalkRejectMessageTimer() async {
     try {
       int count = 0;
-      final int maxCount = 10; // 最大执行次数为10秒
+      final int maxCount = 3; // 最大执行次数为10秒
 
       talkRejectTimer ??= Timer.periodic(
         Duration(seconds: _defaultIntervalTime),
@@ -632,6 +632,8 @@ class StartChartManage {
       stopCallRequestMessageTimer();
       stopSendingRbcuInfoMessages();
       stopSendingRbcuProBeMessages();
+      stopTalkAcceptTimer();
+      stopCallRequestMessageTimer();
       // 取消定时器
 
       talkePingOverTimeTimerManager.cancel();
@@ -730,6 +732,8 @@ class StartChartManage {
     stopCallRequestMessageTimer();
     stopSendingRbcuInfoMessages();
     stopSendingRbcuProBeMessages();
+    stopTalkAcceptTimer();
+    stopCallRequestMessageTimer();
     // 取消定时器
     talkePingOverTimeTimerManager.cancel();
     talkDataOverTimeTimerManager.cancel();
diff --git a/lib/talk/starChart/views/native/talk_view_native_decode_logic.dart b/lib/talk/starChart/views/native/talk_view_native_decode_logic.dart
index 033c3f57..af05d336 100644
--- a/lib/talk/starChart/views/native/talk_view_native_decode_logic.dart
+++ b/lib/talk/starChart/views/native/talk_view_native_decode_logic.dart
@@ -148,7 +148,6 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
   ) {
     // 只允许frameSeq严格递增，乱序或重复帧直接丢弃
     if (_lastFrameSeq != null && frameSeq <= _lastFrameSeq!) {
-      // 可选：打印日志
       AppLog.log('丢弃乱序或重复帧: frameSeq=$frameSeq, lastFrameSeq=$_lastFrameSeq');
       return;
     }
@@ -162,13 +161,19 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
       'pts': pts,
     };
 
+    // 如果缓冲区超出最大大小，优先丢弃P/B帧
+    while (state.h264FrameBuffer.length >= state.maxFrameBufferSize) {
+      int pbIndex = state.h264FrameBuffer.indexWhere((f) =>
+        f['frameType'] == TalkDataH264Frame_FrameTypeE.P);
+      if (pbIndex != -1) {
+        state.h264FrameBuffer.removeAt(pbIndex);
+      } else {
+        state.h264FrameBuffer.removeAt(0);
+      }
+    }
+
     // 将帧添加到缓冲区
     state.h264FrameBuffer.add(frameMap);
-
-    // 如果缓冲区超出最大大小，移除最早的帧
-    while (state.h264FrameBuffer.length > state.maxFrameBufferSize) {
-      state.h264FrameBuffer.removeAt(0);
-    }
   }
 
   /// 启动帧处理定时器
@@ -212,16 +217,16 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
       int pts = frameMap['pts'];
       // int pts = DateTime.now().millisecondsSinceEpoch;
 
-      // if (frameType == TalkDataH264Frame_FrameTypeE.P) {
-      //   // 以frameSeqI为I帧序号标识
-      //   if (!(_decodedIFrames.contains(frameSeqI))) {
-      //     AppLog.log('丢弃P帧：未收到对应I帧，frameSeqI=${frameSeqI}');
-      //     return;
-      //   }
-      // } else if (frameType == TalkDataH264Frame_FrameTypeE.I) {
-      //   // 记录已解码I帧序号
-      //   _decodedIFrames.add(frameSeq);
-      // }
+      if (frameType == TalkDataH264Frame_FrameTypeE.P) {
+        // 以frameSeqI为I帧序号标识
+        if (!(_decodedIFrames.contains(frameSeqI))) {
+          AppLog.log('丢弃P帧：未收到对应I帧，frameSeqI=${frameSeqI}');
+          return;
+        }
+      } else if (frameType == TalkDataH264Frame_FrameTypeE.I) {
+        // 记录已解码I帧序号
+        _decodedIFrames.add(frameSeq);
+      }
       // 实时写入h264文件
       // _appendH264FrameToFile(frameData, frameType);
 
diff --git a/lib/talk/starChart/views/native/talk_view_native_decode_state.dart b/lib/talk/starChart/views/native/talk_view_native_decode_state.dart
index 8703012d..b63ffc29 100644
--- a/lib/talk/starChart/views/native/talk_view_native_decode_state.dart
+++ b/lib/talk/starChart/views/native/talk_view_native_decode_state.dart
@@ -109,7 +109,7 @@ class TalkViewNativeDecodeState {
   
   // H264帧缓冲区相关
   final List<Map<String, dynamic>> h264FrameBuffer = <Map<String, dynamic>>[]; // H264帧缓冲区，存储帧数据和类型
-  final int maxFrameBufferSize = 7; // 最大缓冲区大小
+  final int maxFrameBufferSize = 15; // 最大缓冲区大小
   final int targetFps = 30; // 目标解码帧率,只是为了快速填充native的缓冲区
   Timer? frameProcessTimer; // 帧处理定时器
   bool isProcessingFrame = false; // 是否正在处理帧