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 6fb1aaca..e3220fe1 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
@@ -1,5 +1,6 @@
 import 'dart:async';
 import 'dart:io';
+import 'dart:math'; // 添加Random类支持
 import 'dart:ui' as ui;
 
 import 'package:flutter/foundation.dart';
@@ -89,6 +90,35 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
 
   int? lastDecodedIFrameSeq;
 
+  // 新增：记录最近I帧的时间戳，用于检测画面大幅变动
+  DateTime? _lastIFrameTime;
+
+  // 添加一个标志来记录是否是第一个H264帧
+  bool _isFirstH264FrameReceived = true;
+
+  // 记录接收到第一帧的时间
+  DateTime? _firstFrameReceivedTime;
+
+  // 记录开始时间用于计算耗时
+  static DateTime? _monitorStartTime;
+
+  // 设置开始时间的方法
+  static void setMonitorStartTime(DateTime startTime) {
+    _monitorStartTime = startTime;
+    AppLog.log('监控启动时间已记录: $startTime');
+  }
+
+  // 计算并打印耗时的方法
+  static void printH264ReceiveTime() {
+    if (_monitorStartTime != null) {
+      final Duration duration = DateTime.now().difference(_monitorStartTime!);
+      AppLog.log('从点击监控到接收H264数据耗时: ${duration.inMilliseconds} 毫秒 (${duration.inSeconds}.${duration.inMilliseconds % 1000} 秒)');
+
+      // 重置开始时间，避免重复计算
+      _monitorStartTime = null;
+    }
+  }
+
   // 初始化视频解码器
   Future<void> _initVideoDecoder() async {
     try {
@@ -96,33 +126,38 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
       int width = StartChartManage().videoWidth;
       int height = StartChartManage().videoHeight;
 
-      if(Platform.isIOS){
-        // ios第一次点击监控没画面
-        if (width == 0 || height == 0) {
-          int attempts = 0;
-          const maxAttempts = 20; // 最多等待2秒 (20 * 100ms)
+      // ios第一次点击监控没画面
+      if (Platform.isIOS && (width == 0 || height == 0)) {
+        // 使用Future.microtask代替延时等待，提高响应速度
+        int attempts = 0;
+        const maxAttempts = 10; // 减少等待次数，提高响应速度
 
-          while ((width == 0 || height == 0) && attempts < maxAttempts) {
-            await Future.delayed(const Duration(milliseconds: 100));
+        while ((width == 0 || height == 0) && attempts < maxAttempts) {
+          await Future.microtask(() async {
+            await Future.delayed(const Duration(milliseconds: 50)); // 减少等待时间
             width = StartChartManage().videoWidth;
             height = StartChartManage().videoHeight;
-            attempts++;
-          }
+          });
+          attempts++;
+        }
 
-          // 如果仍然没有获取到参数，使用默认值
-          if (width == 0 || height == 0) {
-            width = 864;
-            height = 480;
-            AppLog.log('使用默认视频参数: ${width}x$height');
-          } else {
-            AppLog.log('获取到视频参数: ${width}x$height');
-          }
+        // 如果仍然没有获取到参数，使用默认值
+        if (width == 0 || height == 0) {
+          width = 864;
+          height = 480;
+          AppLog.log('使用默认视频参数: ${width}x$height');
+        } else {
+          AppLog.log('获取到视频参数: ${width}x$height');
         }
       }
+
+      // 确保宽高为偶数，符合H264标准
+      width = (width / 2).floor() * 2;
+      height = (height / 2).floor() * 2;
+      
       // 创建解码器配置
       final config = VideoDecoderConfig(
         width: width,
-        // 实际视频宽度
         height: height,
         codecType: 'h264',
       );
@@ -133,6 +168,16 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
         AppLog.log('视频解码器初始化成功：textureId=$textureId');
         VideoDecodePlugin.setOnFrameRenderedListener((textureId) {
           AppLog.log('已经开始渲染=======');
+          
+          // 计算并打印从接收第一帧到关闭loading的耗时
+          if (_firstFrameReceivedTime != null) {
+            final Duration renderToLoadingDuration = DateTime.now().difference(_firstFrameReceivedTime!);
+            AppLog.log('从接收第一帧到关闭loading耗时: ${renderToLoadingDuration.inMilliseconds} 毫秒 (${renderToLoadingDuration.inSeconds}.${renderToLoadingDuration.inMilliseconds % 1000} 秒)');
+            
+            // 重置时间记录，避免重复计算
+            _firstFrameReceivedTime = null;
+          }
+          
           // 只有真正渲染出首帧时才关闭loading
           Future.microtask(() => state.isLoading.value = false);
         });
@@ -144,7 +189,7 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
     } catch (e) {
       AppLog.log('初始化视频解码器错误: $e');
       // 如果初始化失败，延迟后重试
-      await Future.delayed(const Duration(seconds: 2));
+      await Future.delayed(const Duration(milliseconds: 500)); // 减少重试等待时间
       if (!Get.isRegistered<TalkViewNativeDecodeLogic>()) {
         return; // 如果控制器已经被销毁，不再重试
       }
@@ -633,6 +678,8 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
     _startProcessingAudioTimer?.cancel();
     _startProcessingAudioTimer = null;
     _bufferedAudioFrames.clear();
+    // 停止监控请求定时器，防止挂断后自动重连
+    StartChartManage().stopCallRequestMessageTimer();
     super.onClose();
   }
 
@@ -899,8 +946,8 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
         state.textureId.value = null;
       }
 
-      // 等待一小段时间确保资源释放完成
-      await Future.delayed(Duration(milliseconds: 100));
+      // 减少等待时间，提高响应速度
+      await Future.delayed(Duration(milliseconds: 50));
 
       // 创建新的解码器配置
       final config = VideoDecoderConfig(
@@ -967,14 +1014,50 @@ class TalkViewNativeDecodeLogic extends BaseGetXController {
       // 处理H264帧
         if (state.textureId.value != null) {
           if (talkDataH264Frame != null) {
-            _addFrameToBuffer(
-              talkData.content,
-              talkDataH264Frame.frameType,
-              talkData.durationMs,
-              talkDataH264Frame.frameSeq,
-              talkDataH264Frame.frameSeqI,
-              scpMessage!,
-            );
+            // 记录第一个H264帧接收时间并计算耗时
+            if (_isFirstH264FrameReceived) {
+              AppLog.log('第一个H264帧接收时间: ${DateTime.now()}');
+              
+              // 计算并打印从点击监控到接收H264数据的耗时
+              TalkViewNativeDecodeLogic.printH264ReceiveTime();
+              
+              // 记录接收到第一帧的时间，用于计算到关闭loading的耗时
+              _firstFrameReceivedTime = DateTime.now();
+              
+              _isFirstH264FrameReceived = false;
+            }
+            
+            // 创建包含帧数据和类型的Map
+            final Map<String, dynamic> frameMap = {
+              'frameData': talkData.content,
+              'frameType': talkDataH264Frame.frameType,
+              'frameSeq': talkDataH264Frame.frameSeq,
+              'frameSeqI': talkDataH264Frame.frameSeqI,
+              'pts': talkData.durationMs,
+              'scpMessage': scpMessage!,
+            };
+
+            // 如果缓冲区超出最大大小，优先丢弃P/B帧
+            if (state.h264FrameBuffer.length >= state.maxFrameBufferSize) {
+              // 首先尝试快速查找P帧
+              int pbIndex = -1;
+              for (int i = 0; i < state.h264FrameBuffer.length; i++) {
+                if (state.h264FrameBuffer[i]['frameType'] == TalkDataH264Frame_FrameTypeE.P) {
+                  pbIndex = i;
+                  break;
+                }
+              }
+              
+              if (pbIndex != -1) {
+                state.h264FrameBuffer.removeAt(pbIndex);
+              } else {
+                // 如果没有找到P帧，则移除最旧的帧
+                state.h264FrameBuffer.removeAt(0);
+              }
+            }
+
+            // 将帧添加到缓冲区
+            state.h264FrameBuffer.add(frameMap);
           }
         } else {
           AppLog.log('无法处理H264帧：textureId为空');
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 dfd2b846..7fd70e97 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
@@ -109,12 +109,12 @@ 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
-  int maxFrameBufferSize = 3; // 最大缓冲区大小，减小以降低延迟
+  int maxFrameBufferSize = 2; // 最大缓冲区大小，减小以降低延迟
   final int targetFps = 25; // 目标解码帧率,只是为了快速填充native的缓冲区
   final int adaptiveBufferSizeMin = 2; // 自适应缓冲区最小大小
   final int adaptiveBufferSizeMax = 6; // 自适应缓冲区最大大小
   final int networkQualityCheckIntervalMs = 2000; // 网络质量检查间隔(毫秒)
-  final int frameProcessIntervalMs = 10; // 帧处理间隔(毫秒)，提高响应速度
+  int frameProcessIntervalMs = 10; // 帧处理间隔(毫秒)，提高响应速度
   Timer? frameProcessTimer; // 帧处理定时器
   bool isProcessingFrame = false; // 是否正在处理帧
   int lastProcessedTimestamp = 0; // 上次处理帧的时间戳