feat: finsh auto skip

BetterGenshinImpact/BetterGenshinImpact.csproj

@@ -34,6 +34,9 @@
   </ItemGroup>
 
   <ItemGroup>
+    <None Update="GameTask\AutoSkip\Assets\1920x1080\menu.png">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </None>
     <None Update="GameTask\AutoSkip\Assets\1920x1080\option.png">
       <CopyToOutputDirectory>Always</CopyToOutputDirectory>
     </None>

BetterGenshinImpact/GameTask/AutoSkip/Assets/AutoSkipAssets.cs

@@ -10,7 +10,8 @@ namespace BetterGenshinImpact.GameTask.AutoSkip.Assets
 {
     public class AutoSkipAssets
     {
-        public static Mat StopAutoButtonMat  = new(Global.Absolute("GameTask/AutoSkip/Assets/stop_auto.png"), ImreadModes.Grayscale);
-        public static Mat OptionMat = new(Global.Absolute("GameTask/AutoSkip/Assets/option.png"), ImreadModes.Grayscale);
+        public static Mat StopAutoButtonMat  = new(Global.Absolute(@"GameTask\AutoSkip\Assets\1920x1080\stop_auto.png"), ImreadModes.Grayscale);
+        public static Mat OptionMat = new(Global.Absolute(@"GameTask\AutoSkip\Assets\1920x1080\option.png"), ImreadModes.Grayscale);
+        public static Mat MenuMat = new(Global.Absolute(@"GameTask\AutoSkip\Assets\1920x1080\menu.png"), ImreadModes.Grayscale);
     }
 }

BetterGenshinImpact/GameTask/AutoSkip/AutoSkipTrigger.cs

@@ -1,5 +1,8 @@
 using System;
+using System.Diagnostics;
 using BetterGenshinImpact.GameTask.AutoSkip.Assets;
+using BetterGenshinImpact.Utils.Extensions;
+using Microsoft.Extensions.Logging;
 using OpenCvSharp;
 using Vision.Recognition.Helper.OpenCv;
 using Vision.Recognition.Task;
@@ -9,44 +12,68 @@ namespace BetterGenshinImpact.GameTask.AutoSkip
 {
     public class AutoSkipTrigger : ITaskTrigger
     {
+        private ILogger<AutoSkipTrigger> _logger = App.GetLogger<AutoSkipTrigger>();
+
         public string Name => "自动剧情";
         public bool IsEnabled { get; set; }
         public int Priority => 20;
         public bool IsExclusive => false;
 
-        public void Init(ITaskContext context)
+        public void Init()
         {
-            
+            IsEnabled = true;
         }
 
         public void OnCapture(Mat matSrc, int frameIndex)
         {
-            //TODO 切割图片加快效率
+            if (frameIndex % 2 == 0)
+            {
+                return;
+            }
+
             var grayMat = new Mat();
             Cv2.CvtColor(matSrc, grayMat, ColorConversionCodes.BGR2GRAY);
             // 找左上角剧情自动的按钮
-            var p1 = MatchTemplateHelper.FindSingleTarget(grayMat, AutoSkipAssets.StopAutoButtonMat);
+            var grayLeftTopMat = CutHelper.CutLeftTop(grayMat, grayMat.Width / 5, grayMat.Height / 5);
+            var p1 = MatchTemplateHelper.FindSingleTarget(grayLeftTopMat, AutoSkipAssets.StopAutoButtonMat, 0.9);
             if (p1 is { X: > 0, Y: > 0 })
             {
-                //TODO 无效操作代码 需要替换
                 new InputSimulator().Keyboard.KeyPress(VirtualKeyCode.SPACE);
-                return;
+                Debug.WriteLine($"按下空格");
             }
+
             // 不存在则找右下的选项按钮
-            var p2 = MatchTemplateHelper.FindSingleTarget(grayMat, AutoSkipAssets.OptionMat);
+            var grayRightBottomMat = CutHelper.CutRightBottom(grayMat, grayMat.Width / 2, grayMat.Height / 3 * 2);
+            var p2 = MatchTemplateHelper.FindSingleTarget(grayRightBottomMat, AutoSkipAssets.OptionMat);
             if (p2 is { X: > 0, Y: > 0 })
             {
-                new InputSimulator().Mouse.MoveMouseTo(p2.X, p2.Y).LeftButtonClick();
-                return;
+                // 不存在菜单的情况下 剧情在播放中
+                var grayLeftTopMat2 = CutHelper.CutLeftTop(grayMat, grayMat.Width / 4, grayMat.Height / 4);
+                var pMenu = MatchTemplateHelper.FindSingleTarget(grayLeftTopMat2, AutoSkipAssets.MenuMat);
+                if (pMenu is { X: 0, Y: 0 })
+                {
+
+                    p2 = p2.ToDesktopPositionOffset65535(grayMat.Width - grayMat.Width / 2,
+                        grayMat.Height - grayMat.Height / 3 * 2);
+                    new InputSimulator().Mouse.MoveMouseTo(p2.X, p2.Y).LeftButtonClick();
+                    _logger.LogInformation($"点击选项按钮：{p2}");
+                    Debug.WriteLine($"点击选项按钮：{p2}");
+                    return;
+                }
+
             }
-            // 判断左上角的黑色像素个数
+
+            // 黑屏剧情要点击鼠标（多次） 几乎全黑的时候不用点击
             var blackCount = OpenCvCommonHelper.CountGrayMatColor(grayMat, 0);
             var rate = blackCount * 1.0 / (grayMat.Width * grayMat.Height);
-            if (rate > 0.9)
+            if (rate > 0.7 && rate < 0.99)
             {
-                //TODO click center
+                var p3 = new Point(grayMat.Width / 2, grayMat.Height / 2).ToDesktopPosition65535();
+                new InputSimulator().Mouse.MoveMouseTo(p3.X, p3.Y).LeftButtonClick();
+                Debug.WriteLine($"点击黑屏剧情：{rate}");
                 return;
             }
+            // TODO 自动交付材料
         }
     }
 }

BetterGenshinImpact/GameTask/GameTaskManager.cs

@@ -33,6 +33,8 @@ namespace BetterGenshinImpact.GameTask
             List<ITaskTrigger> loadedTriggers = new();
             loadedTriggers.Add(new AutoSkip.AutoSkipTrigger());
 
+            loadedTriggers.ForEach(i => i.Init());
+
             return loadedTriggers.OrderByDescending(i => i.Priority).ToList();
         }
 

BetterGenshinImpact/GameTask/SystemControl.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
 using System.Text;
+using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 using System.Xml.Linq;
 using Vanara.PInvoke;
@@ -50,5 +51,32 @@ namespace BetterGenshinImpact.GameTask
                 return null;
             }
         }
+        
+        /// <summary>
+        /// 获取窗口位置
+        /// </summary>
+        /// <param name="hWnd"></param>
+        /// <returns></returns>
+        public static RECT GetWindowRect(IntPtr hWnd)
+        {
+            User32.GetWindowRect(hWnd, out var windowRect);
+            return windowRect;
+        }
+
+        /// <summary>
+        /// 游戏本身分辨率获取
+        /// </summary>
+        /// <param name="hWnd"></param>
+        /// <returns></returns>
+        public static RECT GetGameScreenRect(IntPtr hWnd)
+        {
+            User32.GetClientRect(hWnd, out var clientRect);
+            return clientRect;
+        }
+
+        //public static int GetCaptionHeight()
+        //{
+        //    return User32.GetSystemMetrics(User32.SystemMetric.SM_CYFRAME) + User32.GetSystemMetrics(User32.SystemMetric.SM_CYCAPTION);
+        //}
     }
 }

BetterGenshinImpact/GameTask/TaskContext.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Vision.Recognition;
+
+namespace BetterGenshinImpact.GameTask
+{
+    /// <summary>
+    /// 任务上下文
+    /// </summary>
+    public class TaskContext
+    {
+
+        private static TaskContext? _uniqueInstance;
+        private static readonly object Locker = new();
+
+        private TaskContext()
+        {
+        }
+
+        public static TaskContext Instance()
+        {
+            if (_uniqueInstance == null)
+            {
+                lock (Locker)
+                {
+                    _uniqueInstance ??= new TaskContext();
+                }
+            }
+            return _uniqueInstance;
+        }
+
+        public IntPtr GameHandle { get; set; }
+    }
+}

BetterGenshinImpact/GameTask/TaskDispatcher.cs

@@ -20,13 +20,13 @@ namespace BetterGenshinImpact.GameTask
         private readonly ILogger<TaskDispatcher> _logger = App.GetLogger<TaskDispatcher>();
 
         private readonly Timer _timer = new();
-        private List<ITaskTrigger> _triggers = new();
+        private readonly List<ITaskTrigger> _triggers;
 
         private IWindowCapture? _capture;
 
 
         private int _frameIndex = 0;
-        private int _frameRate = 60;
+        private int _frameRate = 30;
 
 
         public TaskDispatcher()
@@ -36,7 +36,7 @@ namespace BetterGenshinImpact.GameTask
             _timer.Elapsed += Tick;
         }
 
-        public void Start(CaptureMode mode, int frameRate)
+        public void Start(CaptureMode mode, int frameRate = 30)
         {
             IntPtr hWnd = SystemControl.FindGenshinImpactHandle();
             if (hWnd == IntPtr.Zero)
@@ -44,6 +44,7 @@ namespace BetterGenshinImpact.GameTask
                 MessageBox.Show("未找到原神窗口");
                 return;
             }
+            TaskContext.Instance().GameHandle = hWnd;
 
             _frameRate = frameRate;
 
@@ -63,22 +64,29 @@ namespace BetterGenshinImpact.GameTask
 
         public void Tick(object? sender, EventArgs e)
         {
-            if (_capture == null)
+            // 检查截图器是否初始化
+            if (_capture == null || !_capture.IsCapturing)
             {
                 _logger.LogError("截图器未初始化!");
                 Stop();
                 return;
             }
+            
+            // 检查游戏是否在前台
+            if (!SystemControl.IsGenshinImpactActive())
+            {
+                return;
+            }
 
             // 帧序号自增 1分钟后归零
             _frameIndex = (_frameIndex + 1) % (_frameRate * 60);
 
             // 捕获游戏画面
-            var sw = new Stopwatch();
-            sw.Start();
+            //var sw = new Stopwatch();
+            //sw.Start();
             var bitmap = _capture.Capture();
-            sw.Stop();
-            Debug.WriteLine("截图耗时:" + sw.ElapsedMilliseconds);
+            //sw.Stop();
+            //Debug.WriteLine("截图耗时:" + sw.ElapsedMilliseconds);
 
             if (bitmap == null)
             {

BetterGenshinImpact/Utils/Extensions/PointExtension.cs

@@ -0,0 +1,48 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using BetterGenshinImpact.GameTask;
+using OpenCvSharp;
+using Vision.Recognition.Helper.Simulator;
+
+namespace BetterGenshinImpact.Utils.Extensions
+{
+    public static class PointExtension
+    {
+        public static Point ToDesktopPosition(this Point point)
+        {
+            if (TaskContext.Instance().GameHandle == IntPtr.Zero)
+            {
+                return point;
+            }
+
+            var rc = SystemControl.GetWindowRect(TaskContext.Instance().GameHandle);
+            return new Point(rc.X + point.X, rc.Y + point.Y);
+        }
+
+        public static Point ToDesktopPosition65535(this Point point)
+        {
+            var p = point.ToDesktopPosition();
+            return new Point(p.X * 65535 / PrimaryScreen.WorkingArea.Width, p.Y * 65535 / PrimaryScreen.WorkingArea.Height);
+        }
+
+        public static Point ToDesktopPositionOffset(this Point point, int offsetX, int offsetY)
+        {
+            if (TaskContext.Instance().GameHandle == IntPtr.Zero) 
+            {
+                return point;
+            } 
+
+            var rc = SystemControl.GetWindowRect(TaskContext.Instance().GameHandle);
+            return new Point(rc.X + point.X + offsetX, rc.Y + point.Y + offsetY);
+        }
+
+        public static Point ToDesktopPositionOffset65535(this Point point, int offsetX, int offsetY)
+        {
+            var p = point.ToDesktopPositionOffset(offsetX, offsetY);
+            return new Point(p.X * 65535 / PrimaryScreen.WorkingArea.Width, p.Y * 65535 / PrimaryScreen.WorkingArea.Height);
+        }
+    }
+}

BetterGenshinImpact/Utils/PrimaryScreen.cs

@@ -1,99 +0,0 @@
-using System;
-using System.Drawing;
-using System.Runtime.InteropServices;
-using Vanara.PInvoke;
-using static Vanara.PInvoke.Gdi32;
-
-namespace BetterGenshinImpact.Utils
-{
-    public class PrimaryScreen
-    {
-        /// <summary>
-        /// 获取屏幕分辨率当前物理大小
-        /// </summary>
-        public static Size WorkingArea
-        {
-            get
-            {
-                var hdc = User32.GetDC(IntPtr.Zero);
-                var size = new Size
-                {
-                    Width = Gdi32.GetDeviceCaps(hdc, DeviceCap.HORZRES),
-                    Height = Gdi32.GetDeviceCaps(hdc, DeviceCap.VERTRES)
-                };
-                User32.ReleaseDC(IntPtr.Zero, hdc);
-                return size;
-            }
-        }
-        /// <summary>
-        /// 当前系统DPI_X 大小 一般为96
-        /// </summary>
-        public static int DpiX
-        {
-            get
-            {
-                var hdc = User32.GetDC(IntPtr.Zero);
-                var dpiX = Gdi32.GetDeviceCaps(hdc, DeviceCap.LOGPIXELSX);
-                User32.ReleaseDC(IntPtr.Zero, hdc);
-                return dpiX;
-            }
-        }
-        /// <summary>
-        /// 当前系统DPI_Y 大小 一般为96
-        /// </summary>
-        public static int DpiY
-        {
-            get
-            {
-                var hdc = User32.GetDC(IntPtr.Zero);
-                var dpiX = Gdi32.GetDeviceCaps(hdc, DeviceCap.LOGPIXELSY);
-                User32.ReleaseDC(IntPtr.Zero, hdc);
-                return dpiX;
-            }
-        }
-        /// <summary>
-        /// 获取真实设置的桌面分辨率大小
-        /// </summary>
-        public static Size DESKTOP
-        {
-            get
-            {
-                var hdc = User32.GetDC(IntPtr.Zero);
-                var size = new Size
-                {
-                    Width = Gdi32.GetDeviceCaps(hdc, DeviceCap.DESKTOPHORZRES),
-                    Height = Gdi32.GetDeviceCaps(hdc, DeviceCap.DESKTOPVERTRES)
-                };
-                User32.ReleaseDC(IntPtr.Zero, hdc);
-                return size;
-            }
-        }
-
-        /// <summary>
-        /// 获取宽度缩放百分比
-        /// </summary>
-        public static float ScaleX
-        {
-            get
-            {
-                var hdc = User32.GetDC(IntPtr.Zero);
-                var scaleX = (float)Gdi32.GetDeviceCaps(hdc, DeviceCap.DESKTOPHORZRES) / (float)Gdi32.GetDeviceCaps(hdc, DeviceCap.HORZRES);
-                User32.ReleaseDC(IntPtr.Zero, hdc);
-                return scaleX;
-            }
-        }
-        /// <summary>
-        /// 获取高度缩放百分比
-        /// </summary>
-        public static float ScaleY
-        {
-            get
-            {
-                var hdc = User32.GetDC(IntPtr.Zero);
-                var scaleY = (float)Gdi32.GetDeviceCaps(hdc, DeviceCap.DESKTOPVERTRES) / (float)Gdi32.GetDeviceCaps(hdc, DeviceCap.VERTRES);
-                User32.ReleaseDC(IntPtr.Zero, hdc);
-                return scaleY;
-            }
-        }
-    }
-}

BetterGenshinImpact/View/MainWindow.xaml

@@ -26,5 +26,6 @@
         <ComboBox x:Name="CboCaptureType" HorizontalAlignment="Left" Height="23" Margin="10,20,0,0"
                   VerticalAlignment="Top" Width="78" ItemsSource="{Binding ModeNames}"
                   SelectedItem="{Binding SelectedMode, Mode=TwoWay}" />
+        <Button x:Name="Start" Content="Start" Command="{Binding StartCaptureCommand}" HorizontalAlignment="Left" Margin="10,63,0,0" VerticalAlignment="Top" Height="33" Width="78" />
     </Grid>
 </Window>

BetterGenshinImpact/ViewModel/MainWindowViewModel.cs

@@ -1,13 +1,19 @@
-using CommunityToolkit.Mvvm.ComponentModel;
+using BetterGenshinImpact.GameTask;
+using CommunityToolkit.Mvvm.ComponentModel;
 using CommunityToolkit.Mvvm.Input;
 using Microsoft.Extensions.Logging;
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows;
+using BetterGenshinImpact.Core.Config;
+using OpenCvSharp;
+using Vanara.PInvoke;
 using Vision.Recognition;
+using Vision.Recognition.Helper.Simulator;
 using Vision.WindowCapture;
 
 namespace BetterGenshinImpact.ViewModel
@@ -25,7 +31,8 @@ namespace BetterGenshinImpact.ViewModel
         [RelayCommand]
         private void OnLoaded()
         {
-            TestMask();
+            //TestMask();
+            //TestRect();
         }
 
         [RelayCommand]
@@ -35,21 +42,65 @@ namespace BetterGenshinImpact.ViewModel
             Application.Current.Shutdown();
         }
 
-        private void TestMask()
+        [RelayCommand]
+        private void OnStartCapture()
         {
-            //var hWnd = FindGenshinImpactHandle();
-            //if (hWnd == IntPtr.Zero)
-            //{
-            //    MessageBox.Show("未找到原神窗口");
-            //    return;
-            //}
+            TestMask();
+            new TaskDispatcher().Start(CaptureMode.BitBlt);
+        }
 
-            //User32.GetWindowRect(hWnd, out var rect);
+        private void TestRect()
+        {
+            var hWnd = SystemControl.FindGenshinImpactHandle();
+            if (hWnd == IntPtr.Zero)
+            {
+                MessageBox.Show("未找到原神窗口");
+                return;
+            }
+
+            User32.GetWindowRect(hWnd, out var rect);
             //var x = rect.X;
             //var y = rect.Y;
             //var w = rect.Width;
             //var h = rect.Height;
 
+            var x = (int)Math.Ceiling(rect.X * PrimaryScreen.ScaleX);
+            var y = (int)Math.Ceiling(rect.Y * PrimaryScreen.ScaleY);
+            var w = (int)Math.Ceiling(rect.Width * PrimaryScreen.ScaleX);
+            var h = (int)Math.Ceiling(rect.Height * PrimaryScreen.ScaleY);
+            Debug.WriteLine($"原神窗口大小：{rect.Width} x {rect.Height}");
+            Debug.WriteLine($"原神窗口大小(计算DPI缩放后)：{w} x {h}");
+
+            User32.GetClientRect(hWnd, out var clientRect);
+            var cx = clientRect.X;
+            var cy = clientRect.Y;
+            var cw = clientRect.Width;
+            var ch = clientRect.Height;
+
+            Debug.WriteLine($"原神窗口内控件大小：{clientRect.Width} x {clientRect.Height}");
+
+
+            var h2 = User32.GetSystemMetrics(User32.SystemMetric.SM_CYFRAME);
+            var h3 = User32.GetSystemMetrics(User32.SystemMetric.SM_CYCAPTION);
+            _logger.LogInformation($"标题栏高度: {h2}  {h3}");
+
+        }
+
+        private void TestMask()
+        {
+            var hWnd = SystemControl.FindGenshinImpactHandle();
+            if (hWnd == IntPtr.Zero)
+            {
+                MessageBox.Show("未找到原神窗口");
+                return;
+            }
+
+            User32.GetWindowRect(hWnd, out var rect);
+            var x = rect.X;
+            var y = rect.Y;
+            var w = rect.Width;
+            var h = rect.Height;
+
             //var x = (int)Math.Ceiling(rect.X * PrimaryScreen.ScaleX);
             //var y = (int)Math.Ceiling(rect.Y * PrimaryScreen.ScaleY);
             //var w = (int)Math.Ceiling(rect.Width * PrimaryScreen.ScaleX);
@@ -57,10 +108,10 @@ namespace BetterGenshinImpact.ViewModel
             //Debug.WriteLine($"原神窗口大小：{rect.Width} x {rect.Height}");
             //Debug.WriteLine($"原神窗口大小(计算DPI缩放后)：{w} x {h}");
 
-            var x = 0;
-            var y = 0;
-            var w = 1200;
-            var h = 800;
+            //var x = 0;
+            //var y = 0;
+            //var w = 1200;
+            //var h = 800;
 
             _maskWindow = MaskWindow.Instance();
             ////window.Owner = this;

Vision.Recognition/Helper/OpenCv/CutHelper.cs

@@ -0,0 +1,64 @@
+using OpenCvSharp;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Vision.Recognition.Helper.OpenCv
+{
+    /// <summary>
+    /// 图片剪裁
+    /// </summary>
+    public class CutHelper
+    {
+        public static Mat CutRightTop(Mat srcMat, int saveRightWidth, int saveTopHeight)
+        {
+            srcMat = new Mat(srcMat, new Rect(srcMat.Width - saveRightWidth, 0, saveRightWidth, saveTopHeight));
+            return srcMat;
+        }
+
+        public static Mat CutRightBottom(Mat srcMat, int saveRightWidth, int saveBottomHeight)
+        {
+            srcMat = new Mat(srcMat, new Rect(srcMat.Width - saveRightWidth, srcMat.Height - saveBottomHeight, saveRightWidth, saveBottomHeight));
+            return srcMat;
+        }
+
+        public static Mat CutLeftTop(Mat srcMat, int saveLeftWidth, int saveTopHeight)
+        {
+            srcMat = new Mat(srcMat, new Rect(0, 0, saveLeftWidth, saveTopHeight));
+            return srcMat;
+        }
+
+        public static Mat CutLeftBottom(Mat srcMat, int saveLeftWidth, int saveBottomHeight)
+        {
+            srcMat = new Mat(srcMat, new Rect(0, srcMat.Height - saveBottomHeight, saveLeftWidth, saveBottomHeight));
+            return srcMat;
+        }
+
+        public static Mat CutTop(Mat srcMat, int saveTopHeight)
+        {
+            srcMat = new Mat(srcMat, new Rect(0, 0, srcMat.Width, saveTopHeight));
+            return srcMat;
+        }
+
+        public static Mat CutBottom(Mat srcMat, int saveBottomHeight)
+        {
+            srcMat = new Mat(srcMat, new Rect(0, srcMat.Height- saveBottomHeight, srcMat.Width, saveBottomHeight));
+            return srcMat;
+        }
+
+        public static Mat CutRight(Mat srcMat, int saveRightWidth)
+        {
+            srcMat = new Mat(srcMat, new Rect(srcMat.Width - saveRightWidth, 0, saveRightWidth, srcMat.Height));
+            return srcMat;
+        }
+
+        public static Mat CutLeft(Mat srcMat, int saveLeftWidth)
+        {
+            srcMat = new Mat(srcMat, new Rect(0, 0, saveLeftWidth, srcMat.Height));
+            return srcMat;
+        }
+
+    }
+}

Vision.Recognition/Task/BaseTaskThread.cs

@@ -17,13 +17,10 @@ namespace Vision.Recognition.Task
 
         protected CancellationTokenSource Cancellation;
 
-        protected ITaskContext TaskContext;
-
-        public BaseTaskThread(ILogger<BaseTaskThread> logger, CancellationTokenSource cts, ITaskContext taskContext)
+        public BaseTaskThread(ILogger<BaseTaskThread> logger, CancellationTokenSource cts)
         {
             Log = logger;
             Cancellation = cts;
-            TaskContext = taskContext;
         }
     }
 }

Vision.Recognition/Task/ITaskContext.cs

@@ -1,18 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Drawing;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace Vision.Recognition.Task
-{
-    /// <summary>
-    /// 任务上下文
-    /// </summary>
-    public interface ITaskContext
-    {
-
-        Bitmap Capture();
-    }
-}

Vision.Recognition/Task/ITaskTrigger.cs

@@ -41,8 +41,7 @@ namespace Vision.Recognition.Task
         /// <summary>
         /// 初始化
         /// </summary>
-        /// <param name="context"></param>
-        void Init(ITaskContext context);
+        void Init();
 
         /// <summary>
         /// 捕获图像后操作

Vision.WindowCapture/BitBlt/BitBltCapture.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Drawing;
 using System.Linq;
 using System.Reflection.Metadata;
@@ -16,10 +17,14 @@ namespace Vision.WindowCapture.BitBlt
         private IntPtr _hWnd;
         public bool IsCapturing { get; private set; }
 
+        private HDC hdcSrc;
+
         public void Start(IntPtr hWnd)
         {
             _hWnd = hWnd;
             IsCapturing = true;
+            
+            hdcSrc = User32.GetWindowDC(_hWnd);
         }
 
         public Bitmap? Capture()
@@ -29,22 +34,30 @@ namespace Vision.WindowCapture.BitBlt
                 return null;
             }
 
-            User32.GetWindowRect(_hWnd, out var windowRect);
-            var width = windowRect.right - windowRect.left;
-            var height = windowRect.bottom - windowRect.top;
+            try
+            {
+                User32.GetWindowRect(_hWnd, out var windowRect);
+                var width = windowRect.Width;
+                var height = windowRect.Height;
 
-            var hdcSrc = User32.GetWindowDC(_hWnd);
-            var hdcDest = Gdi32.CreateCompatibleDC(hdcSrc);
-            var hBitmap = Gdi32.CreateCompatibleBitmap(hdcSrc, width, height);
-            var hOld = Gdi32.SelectObject(hdcDest, hBitmap);
-            Gdi32.BitBlt(hdcDest, 0, 0, width, height, hdcSrc, 0, 0, Gdi32.RasterOperationMode.SRCCOPY);
-            Gdi32.SelectObject(hdcDest, hOld);
-            Gdi32.DeleteDC(hdcDest);
-            User32.ReleaseDC(_hWnd, hdcSrc);
 
-            var bitmap = hBitmap.ToBitmap();
-            Gdi32.DeleteObject(hBitmap);
-            return bitmap;
+                var hdcDest = Gdi32.CreateCompatibleDC(hdcSrc);
+                var hBitmap = Gdi32.CreateCompatibleBitmap(hdcSrc, width, height);
+                var hOld = Gdi32.SelectObject(hdcDest, hBitmap);
+                Gdi32.BitBlt(hdcDest, 0, 0, width, height, hdcSrc, 0, 0, Gdi32.RasterOperationMode.SRCCOPY);
+                Gdi32.SelectObject(hdcDest, hOld);
+                Gdi32.DeleteDC(hdcDest);
+                User32.ReleaseDC(_hWnd, hdcSrc);
+
+                var bitmap = hBitmap.ToBitmap();
+                Gdi32.DeleteObject(hBitmap);
+                return bitmap;
+            }
+            catch (Exception e)
+            {
+                Debug.WriteLine(e);
+                return null;
+            }
         }
 
         public void Stop()