diff --git a/Wpf_AiSportsMicrospace/Home.xaml.cs b/Wpf_AiSportsMicrospace/Home.xaml.cs
index f93599f..3bcda19 100644
--- a/Wpf_AiSportsMicrospace/Home.xaml.cs
+++ b/Wpf_AiSportsMicrospace/Home.xaml.cs
@@ -1,5 +1,6 @@
 using Microsoft.ML.Runtime;
 using System;
+using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.ComponentModel;
@@ -39,14 +40,17 @@ namespace Wpf_AiSportsMicrospace
         private IPointTracker _leftElbow;
         private IPointTracker _rightElbow;
         private WebcamClient _webcamClient;
+        private ConcurrentQueue<VideoFrame> _frameQueue = new();
+        private CancellationTokenSource _cts = new();
+        private DateTime _lastSlideTime = DateTime.MinValue;
 
         public Home()
         {
             InitializeComponent();
-            //_humanPredictor = HumanPredictorFactory.Create(HumanPredictorType.SingleHigh);
-            //_objectDetector = ObjectDetectorFactory.CreateSportGoodsDetector();
-            //_humanGraphicsRenderer = new HumanGraphicsRenderer();
-            //_humanGraphicsRenderer.DrawLabel = false;
+            _humanPredictor = HumanPredictorFactory.Create(HumanPredictorType.SingleHigh);
+            _objectDetector = ObjectDetectorFactory.CreateSportGoodsDetector();
+            _humanGraphicsRenderer = new HumanGraphicsRenderer();
+            _humanGraphicsRenderer.DrawLabel = false;
 
             //_sports = SportBase.GetSports();
             //_detectQueue = new SportDetectionQueue();
@@ -74,91 +78,92 @@ namespace Wpf_AiSportsMicrospace
 
         private void Window_Loaded(object sender, RoutedEventArgs e)
         {
-            //_leftTracker = PostureCalculate.CreatePointTracker("left_wrist", 0);
-            //_rightTracker = PostureCalculate.CreatePointTracker("right_wrist", 0);
-            //_leftElbow = PostureCalculate.CreatePointTracker("left_elbow", 0);
-            //_rightElbow = PostureCalculate.CreatePointTracker("right_elbow", 0);
+            _leftTracker = PostureCalculate.CreatePointTracker("left_wrist", 0);
+            _rightTracker = PostureCalculate.CreatePointTracker("right_wrist", 0);
+            _leftElbow = PostureCalculate.CreatePointTracker("left_elbow", 0);
+            _rightElbow = PostureCalculate.CreatePointTracker("right_elbow", 0);
 
-            //_leftTracker.Amplitude = 0.05f;
-            //_rightTracker.Amplitude = 0.05f;
+            _leftTracker.Amplitude = 0.05f;
+            _rightTracker.Amplitude = 0.05f;
 
-            //_leftElbow.Amplitude = 0.05f;
-            //_rightElbow.Amplitude = 0.05f;
+            _leftElbow.Amplitude = 0.05f;
+            _rightElbow.Amplitude = 0.05f;
 
-            //LoadRTSP();
+            StartRTSP();
+            StartFrameProcessing();
         }
 
-        private void LoadRTSP()
+        private void StartRTSP()
         {
-            //_sport.Reset();
-            //_sport.Start();
-            //_detectQueue.Start();
-
             _webcamClient = WebcamClient.CreateRTSP("192.168.3.64", "admin", "yd708090", 554u);
-
-            //处理抽帧回调
-            _webcamClient.OnExtractFrame += this.OnFrameExtracted;
-            _webcamClient.StartExtract();//开始抽帧
+            _webcamClient.OnExtractFrame += frame =>
+            {
+                if (frame != null)
+                    _frameQueue.Enqueue(frame);
+            };
+            _webcamClient.StartExtract();
         }
 
-        private DateTime _lastSlideTime = DateTime.MinValue;
-
-        private void OnFrameExtracted(VideoFrame frame)
+        private void StartFrameProcessing()
         {
-            if (frame == null) return;
-
-            // 抽帧和人体识别全部在后台线程
             Task.Run(() =>
             {
-                try
+                while (!_cts.Token.IsCancellationRequested)
                 {
-                    var buffer = frame.GetImageBuffer(ImageFormat.Jpeg).ToArray();
-                    var humanResult = _humanPredictor.Predicting(buffer, frame.Number);
-
-                    var humans = humanResult?.Humans?.ToList();
-                    if (humans == null || humans.Count == 0)
-                        return;
-
-                    //var human = humans
-                    //    .Where(h =>
-                    //        h.Keypoints.Any(kp => kp.Name == "left_ankle" && kp.X < 1020 && kp.Y > 900 && kp.Y < 1020) &&
-                    //        h.Keypoints.Any(kp => kp.Name == "right_ankle" && kp.X > 750 && kp.Y > 900 && kp.Y < 1020)
-                    //    )
-                    //    .FirstOrDefault();
-
-                    var human = humans.FirstOrDefault();
-
-                    if (human == null)
-                        return;
-
-                    var leftResult = _leftTracker.Tracking(human);
-                    var rightResult = _rightTracker.Tracking(human);
-
-                    var leftElbowResult = _leftElbow.Tracking(human);
-                    var rightElbowResult = _rightElbow.Tracking(human);
-
-                    // 节流：每 300ms 最多更新一次 UI
-                    if ((DateTime.Now - _lastSlideTime).TotalMilliseconds < 500) return;
-                    _lastSlideTime = DateTime.Now;
-
-                    // 根据手势结果选择滑动方向
-                    if (leftResult != 0 && leftElbowResult != 1)
+                    if (_frameQueue.TryDequeue(out var frame))
                     {
-                        SlideCoverFlow(coverFlow.SlideRight);
+                        ProcessFrame(frame);
                     }
-                    if (rightResult != 0 & rightElbowResult != 1)
+                    else
                     {
-                        SlideCoverFlow(coverFlow.SlideLeft);
+                        Thread.Sleep(5);
                     }
                 }
-                catch (Exception ex)
-                {
-                    Console.WriteLine("OnFrameExtracted error: " + ex.Message);
-                }
-            });
+            }, _cts.Token);
         }
 
-        // 抽象 UI 更新到方法中
+        private void ProcessFrame(VideoFrame frame)
+        {
+            try
+            {
+                var buffer = frame.GetImageBuffer(ImageFormat.Jpeg).ToArray();
+                var humanResult = _humanPredictor.Predicting(buffer, frame.Number);
+                var humans = humanResult?.Humans?.ToList();
+                if (humans == null || humans.Count == 0) return;
+
+                var human = humans.FirstOrDefault();
+                if (human == null) return;
+
+                var leftResult = _leftTracker.Tracking(human);
+                var rightResult = _rightTracker.Tracking(human);
+                var leftElbowResult = _leftElbow.Tracking(human);
+                var rightElbowResult = _rightElbow.Tracking(human);
+
+                if ((DateTime.Now - _lastSlideTime).TotalMilliseconds < 500) return;
+                _lastSlideTime = DateTime.Now;
+
+                if (leftResult != 0 && leftElbowResult != 1)
+                    Dispatcher.BeginInvoke(() => coverFlow.SlideRight());
+                if (rightResult != 0 && rightElbowResult != 1)
+                    Dispatcher.BeginInvoke(() => coverFlow.SlideLeft());
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine("ProcessFrame error: " + ex.Message);
+            }
+        }
+
+        protected override void OnClosed(EventArgs e)
+        {
+            base.OnClosed(e);
+            _cts.Cancel();
+            _webcamClient?.StopExtract();
+        }
+
+
+        /// <summary>
+        /// 更新 UI（线程安全）
+        /// </summary>
         private void SlideCoverFlow(Action slideAction)
         {
             Application.Current?.Dispatcher?.BeginInvoke(new Action(() =>