多摄像头处理

摄像头渲染
窗口阴影

.editorconfig

+[*]
+end_of_line = crlf
+charset = utf-8-bom
+indent_size = 4
+insert_final_newline = true
+tab_width = 4
+trim_trailing_whitespace = true
+
+resharper_xaml_binding_without_context_not_resolved_highlighting = none
+resharper_xaml_binding_with_context_not_resolved_highlighting = none
+
+# ReSharper properties
+resharper_csharp_max_line_length = 100
+resharper_csharp_wrap_arguments_style = chop_if_long
+resharper_csharp_wrap_before_binary_opsign = true
+resharper_csharp_wrap_before_declaration_lpar = true
+resharper_csharp_wrap_before_invocation_lpar = true
+resharper_csharp_wrap_extends_list_style = chop_if_long
+resharper_csharp_wrap_parameters_style = chop_if_long
+resharper_indent_preprocessor_if = usual_indent
+resharper_indent_preprocessor_other = usual_indent
+resharper_keep_existing_declaration_block_arrangement = false
+resharper_keep_existing_linebreaks = false
+resharper_max_array_initializer_elements_on_line = 1
+resharper_max_attribute_length_for_same_line = 2
+resharper_max_enum_members_on_line = 1
+resharper_max_formal_parameters_on_line = 2
+resharper_max_initializer_elements_on_line = 1
+resharper_max_invocation_arguments_on_line = 2
+resharper_place_field_attribute_on_same_line = if_owner_is_single_line
+resharper_wrap_after_declaration_lpar = true
+resharper_wrap_after_invocation_lpar = true
+resharper_wrap_array_initializer_style = chop_if_long
+resharper_wrap_before_declaration_rpar = true
+resharper_wrap_before_first_type_parameter_constraint = true
+resharper_wrap_before_invocation_rpar = true
+resharper_wrap_before_linq_expression = true
+resharper_wrap_chained_binary_expressions = chop_if_long
+resharper_wrap_chained_binary_patterns = chop_if_long
+resharper_wrap_chained_method_calls = chop_if_long
+resharper_wrap_enum_declaration = chop_if_long
+resharper_wrap_for_stmt_header_style = chop_if_long
+resharper_wrap_list_pattern = chop_if_long
+resharper_wrap_multiple_declaration_style = chop_if_long
+resharper_wrap_switch_expression = chop_if_long
+
+# Microsoft .NET properties
+csharp_preserve_single_line_blocks = true
+
+[*.xml]
+indent_style = space
+
+[*.cs]
+dotnet_sort_system_directives_first = true
+dotnet_style_coalesce_expression = true:suggestion
+dotnet_style_collection_initializer = true:suggestion
+dotnet_style_explicit_tuple_names = true:suggestion
+dotnet_style_null_propagation = true:suggestion
+dotnet_style_object_initializer = true:suggestion
+dotnet_style_parentheses_in_arithmetic_binary_operators = always_for_clarity:silent
+dotnet_style_parentheses_in_other_binary_operators = always_for_clarity:silent
+dotnet_style_parentheses_in_other_operators = never_if_unnecessary:silent
+dotnet_style_parentheses_in_relational_binary_operators = always_for_clarity:silent
+dotnet_style_predefined_type_for_locals_parameters_members = true:silent
+dotnet_style_predefined_type_for_member_access = true:silent
+dotnet_style_prefer_auto_properties = true:silent
+dotnet_style_prefer_conditional_expression_over_assignment = true
+dotnet_style_prefer_conditional_expression_over_return = true
+dotnet_style_prefer_inferred_anonymous_type_member_names = true:suggestion
+dotnet_style_prefer_inferred_tuple_names = true:suggestion
+dotnet_style_prefer_is_null_check_over_reference_equality_method = true:silent
+dotnet_style_qualification_for_event = false:silent
+dotnet_style_qualification_for_field = false:silent
+dotnet_style_qualification_for_method = false:silent
+dotnet_style_qualification_for_property = false:silent
+dotnet_style_readonly_field = true:suggestion
+dotnet_style_require_accessibility_modifiers = for_non_interface_members:silent
+csharp_indent_case_contents = true
+csharp_indent_labels = flush_left
+csharp_indent_switch_labels = true
+csharp_new_line_before_catch = true
+csharp_new_line_before_else = true
+csharp_new_line_before_finally = true
+csharp_new_line_before_members_in_anonymous_types = true
+csharp_new_line_before_members_in_object_initializers = true
+csharp_new_line_before_open_brace = all
+csharp_new_line_between_query_expression_clauses = true
+csharp_preferred_modifier_order = public,private,protected,internal,static,extern,new,virtual,abstract,sealed,override,readonly,unsafe,volatile,async:suggestion
+csharp_prefer_braces = true:silent
+csharp_prefer_simple_default_expression = true:suggestion
+csharp_preserve_single_line_blocks = true
+csharp_preserve_single_line_statements = true
+csharp_space_after_cast = false
+csharp_space_after_colon_in_inheritance_clause = true
+csharp_space_after_keywords_in_control_flow_statements = true
+csharp_space_around_binary_operators = before_and_after
+csharp_space_before_colon_in_inheritance_clause = true
+csharp_space_between_method_call_empty_parameter_list_parentheses = false
+csharp_space_between_method_call_name_and_opening_parenthesis = false
+csharp_space_between_method_call_parameter_list_parentheses = false
+csharp_space_between_method_declaration_empty_parameter_list_parentheses = false
+csharp_space_between_method_declaration_parameter_list_parentheses = false
+csharp_space_between_parentheses = false
+csharp_style_conditional_delegate_call = true:suggestion
+csharp_style_deconstructed_variable_declaration = true:suggestion
+csharp_style_expression_bodied_accessors = true:silent
+csharp_style_expression_bodied_constructors = false:silent
+csharp_style_expression_bodied_indexers = true:silent
+csharp_style_expression_bodied_methods = false:silent
+csharp_style_expression_bodied_operators = false:silent
+csharp_style_expression_bodied_properties = true:silent
+csharp_style_inlined_variable_declaration = true:suggestion
+csharp_style_pattern_local_over_anonymous_function = true:suggestion
+csharp_style_pattern_matching_over_as_with_null_check = true:suggestion
+csharp_style_pattern_matching_over_is_with_cast_check = true:suggestion
+csharp_style_throw_expression = true:suggestion
+csharp_style_var_elsewhere = true:silent
+csharp_style_var_for_built_in_types = true:silent
+csharp_style_var_when_type_is_apparent = true:silent

XHWK.WKTool/App.config

   </startup>
   <appSettings>
     <!--0正式 1测试-->
-    <add key="IsDebug" value="1" />
+    <add key="IsDebug" value="0" />
     <!--参数是否加密 0不加密 1加密-->
     <add key="IsParameterEncryption" value="0" />
     <!--版本号-->
-    <add key="VersionCode" value="116" />
-    <add key="VersionName" value="3.2.7" />
+    <add key="VersionCode" value="117" />
+    <add key="VersionName" value="3.9.0" />
     <!--皮肤样式 0白 1蓝 2黑色 -->
     <add key="SkinStyle" value="0" />
     <!--是否输出视频记录日志：0否-->

XHWK.WKTool/AppUpdateWin.xaml

     x:Class="XHWK.WKTool.AppUpdateWin"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-    xmlns:Views="clr-namespace:Common.system"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:local="clr-namespace:XHWK.WKTool"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:views="clr-namespace:Common.system"
     Title="AppUpdateWin"
     Width="480"
     Height="330"
     mc:Ignorable="d">
 
     <Grid>
-        <Views:ZJClippingBorder
+        <views:ZJClippingBorder
             Margin="0"
             Background="#fafafa"
             BorderBrush="#3f6fff"
                         Source="/Images/APP.png" />
 
                     <TextBlock
-                        Grid.Row="0"
                         Margin="10,0,0,0"
                         VerticalAlignment="Center"
                         FontSize="24"
                         Text="应用更新" />
                 </StackPanel>
                 <ScrollViewer
-                    Name="content_sv"
+                    Name="ContentSv"
                     Grid.Row="1"
                     Margin="10,10,10,10"
                     HorizontalScrollBarVisibility="Disabled"
                     VerticalScrollBarVisibility="Auto">
                     <TextBlock
-                        x:Name="appmsg_tb"
+                        x:Name="AppmsgTb"
                         Margin="10,10,10,10"
                         FontSize="14"
                         Foreground="#333333"
                 </ScrollViewer>
 
                 <UniformGrid
-                    x:Name="button_bottom"
+                    x:Name="ButtonBottom"
                     Grid.Row="2"
                     Columns="2"
                     Rows="1">
                     <Button
-                        Grid.Row="7"
-                        Grid.ColumnSpan="2"
                         Width="190"
                         Height="42"
                         Click="Button_Click"
                         </Button.Template>
                     </Button>
                     <Button
-                        Grid.Row="7"
-                        Grid.ColumnSpan="2"
                         Width="190"
                         Height="42"
                         Click="gengxinClick"
                 </UniformGrid>
 
                 <Grid
-                    x:Name="progress_sp"
+                    x:Name="ProgressSp"
                     Grid.Row="1"
                     Grid.RowSpan="2"
                     Visibility="Collapsed">
                         VerticalAlignment="Center"
                         Orientation="Vertical">
                         <TextBlock
-                            x:Name="parogress_tb"
+                            x:Name="ParogressTb"
                             Margin="10,10,10,10"
                             HorizontalAlignment="Center"
                             FontSize="23"
                             LineHeight="30"
                             Text="正在更新，已下载0%" />
 
-                        <Views:ZJClippingBorder
+                        <views:ZJClippingBorder
                             Height="12"
                             Margin="20,20,20,20"
                             CornerRadius="6"
                             SnapsToDevicePixels="True">
                             <ProgressBar
-                                x:Name="mprogress"
+                                x:Name="Mprogress"
                                 BorderThickness="0"
                                 Foreground="#3f6fff"
                                 Maximum="100"
-                                Minimum="0" />
-                        </Views:ZJClippingBorder>
+                                Minimum="0" Cursor="" />
+                        </views:ZJClippingBorder>
                     </StackPanel>
                 </Grid>
             </Grid>
-        </Views:ZJClippingBorder>
+        </views:ZJClippingBorder>
     </Grid>
 </Window>

XHWK.WKTool/AppUpdateWin.xaml.cs

 
         public void downloadBegin(int position)
         {
-            progress_sp.Visibility = Visibility.Visible;
-            content_sv.Visibility = Visibility.Collapsed;
-            button_bottom.Visibility = Visibility.Collapsed;
+            ProgressSp.Visibility = Visibility.Visible;
+            ContentSv.Visibility = Visibility.Collapsed;
+            ButtonBottom.Visibility = Visibility.Collapsed;
         }
 
         public void downloadProgress(int position, int progress)
         {
-            mprogress.Value = progress;
-            parogress_tb.Text = $"正在更新，已下载{progress}%";
+            Mprogress.Value = progress;
+            ParogressTb.Text = $"正在更新，已下载{progress}%";
         }
 
         public void downloadEnd(int position, string filepath)
         {
-            progress_sp.Visibility = Visibility.Collapsed;
-            content_sv.Visibility = Visibility.Visible;
-            button_bottom.Visibility = Visibility.Visible;
-
+            ProgressSp.Visibility = Visibility.Collapsed;
+            ContentSv.Visibility = Visibility.Visible;
+            ButtonBottom.Visibility = Visibility.Visible;
             try
             {
                 using (var managementClass = new ManagementClass("Win32_Process"))

XHWK.WKTool/CreateAMicroLessonWindow.xaml

     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:local="clr-namespace:XHWK.WKTool"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     Title="星火微课"
     Width="800"
     Height="450"
-    Margin="0"
-    AllowsTransparency="True"
     Closed="Window_Closed"
     Loaded="Window_Loaded"
+    Style="{StaticResource ZWinStyle}"
     WindowStartupLocation="CenterScreen"
-    WindowStyle="None"
+    WindowStyle="SingleBorderWindow"
     mc:Ignorable="d">
 
-    <Window.Resources>
-        <Style x:Key="Button_Menu" TargetType="{x:Type Button}">
-            <Setter Property="Width" Value="auto" />
-            <Setter Property="Height" Value="auto" />
-            <Setter Property="BorderThickness" Value="0" />
-            <Setter Property="Foreground" Value="Black" />
-            <Setter Property="Template">
-                <Setter.Value>
-                    <ControlTemplate TargetType="{x:Type Button}">
-                        <Border Background="#c3c3c3">
-                            <Border
-                                x:Name="MyBackgroundElement"
-                                Background="#F7F7F7"
-                                BorderBrush="{DynamicResource ForgroundBrush}"
-                                BorderThickness="1">
-                                <ContentPresenter
-                                    x:Name="ButtonContentPresenter"
-                                    HorizontalAlignment="Center"
-                                    VerticalAlignment="Center" />
-                            </Border>
-                        </Border>
-                        <ControlTemplate.Triggers>
-                            <Trigger Property="IsMouseOver" Value="True">
-                                <Setter TargetName="MyBackgroundElement" Property="Background" Value="#EDF5FF" />
-                                <Setter TargetName="MyBackgroundElement" Property="Opacity" Value="1" />
-                            </Trigger>
-                        </ControlTemplate.Triggers>
-                    </ControlTemplate>
-                </Setter.Value>
-            </Setter>
-        </Style>
-    </Window.Resources>
+    <Window.Resources />
     <Grid>
         <Grid Background="#FF4B95FF" MouseLeftButtonDown="Window_MouseLeftButtonDown">
             <Grid.ColumnDefinitions>

XHWK.WKTool/DeviceWindow.xaml

     Title="设备检测"
     Width="569"
     Height="367"
-    AllowsTransparency="True"
+    AllowsTransparency="False"
     BorderBrush="#FFE9E9E9"
     BorderThickness="1"
     ShowInTaskbar="True"
+    Style="{StaticResource ZWinStyle}"
     WindowStartupLocation="CenterScreen"
-    WindowStyle="None"
+    WindowStyle="SingleBorderWindow"
     mc:Ignorable="d">
 
     <Window.Resources>
             </Setter>
         </Style>
     </Window.Resources>
-    <Grid>
+    <Grid Background="White">
         <Grid.RowDefinitions>
-            <RowDefinition Height="42" />
+            <RowDefinition Height="40" />
             <RowDefinition Height="*" />
         </Grid.RowDefinitions>
         <Grid
             MouseLeftButtonDown="Window_MouseLeftButtonDown">
             <TextBlock
                 Grid.RowSpan="2"
-                Padding="10,13,0,0"
+                Margin="16,0,0,0"
+                VerticalAlignment="Center"
                 FontSize="16"
                 Foreground="White"
                 Text="设备检测" />

XHWK.WKTool/DeviceWindow.xaml.cs

 using Accord.Video;
 using Accord.Video.DirectShow;
-
 using Common.system;
-
 using NAudio.Wave;
-
 using System;
-using System.Collections.Generic;
 using System.Data;
 using System.Diagnostics;
 using System.Drawing.Imaging;
 using System.Windows.Input;
 using System.Windows.Media.Imaging;
 
-using System.Windows.Threading;
-
 namespace XHWK.WKTool
 {
+    using System.Linq;
+    using system;
+
     /// <summary>
     /// DeviceWindow.xaml 的交互逻辑
     /// </summary>
-    public partial class DeviceWindow : Window
+    public partial class DeviceWindow
     {
-        private bool cameraGood = false;
-        private bool microphoneGood = false;
-        private bool loudspeakerGood = false;
+        private bool _cameraGood;
+        private bool _microphoneGood;
+        private bool _loudspeakerGood;
 
         public DeviceWindow()
         {
             InitializeComponent();
-
             MicrophoneSetting.Click += MicrophoneSetting_Click;
-
-            cameraCheck();
+            CameraCheck();
         }
 
         private void MicrophoneSetting_Click(object sender, RoutedEventArgs e)
         private void BtnDown_Click(object sender, RoutedEventArgs e)
         {
             imgPlayer.Visibility = Visibility.Hidden;
-            closeCamera();
-            if (waveIn != null)
+            CloseCamera();
+            if (_waveIn != null)
             {
-                waveIn.StopRecording();
+                _waveIn.StopRecording();
             }
-
             Close();
         }
 
         #region 摄像头
 
-        private void cameraCheck()
+        private void CameraCheck()
         {
             HidePage();
             GridCamera.Visibility = Visibility.Visible;
-
-            var devs = new FilterInfoCollection(FilterCategory.VideoInputDevice);//获取摄像头列表
-            CmbCameraList.ItemsSource = devs;
-            if (devs.Count > 0)
+            var devs = new FilterInfoCollection(FilterCategory.VideoInputDevice); //获取摄像头列表
+            var allCamera = devs.Where
+                    (x => x.Name != "screen-capture-recorder" && x.Name != "OBS Virtual Camera")
+                .ToList();
+            CmbCameraList.ItemsSource = allCamera;
+            if (allCamera.Count > 0)
             {
                 CmbCameraList.SelectedIndex = 0;
+                APP.CameraName = allCamera[0].MonikerString;
             }
         }
 
-        private void CmbCameraList_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
+        private void CmbCameraList_SelectionChanged
+            (object sender, System.Windows.Controls.SelectionChangedEventArgs e)
         {
-            Console.WriteLine("选择变化");
-            checkCamera();
+            Console.WriteLine(@"选择变化");
+            CheckCamera();
         }
 
-        private VideoCaptureDevice Camera;//用来操作摄像头
+        private VideoCaptureDevice _camera; //用来操作摄像头
 
         /// <summary>
         /// 检测
         /// </summary>
-        /// <param name="sender">
-        /// </param>
-        /// <param name="e">
-        /// </param>
-        private void checkCamera()
+        private void CheckCamera()
         {
             try
             {
-                closeCamera();
-
+                CloseCamera();
                 imgPlayer.Visibility = Visibility.Visible;
                 if (CmbCameraList.SelectedIndex >= 0)
                 {
                     var info = CmbCameraList.SelectedItem as FilterInfo;
-                    Camera = new VideoCaptureDevice(info.MonikerString);
+                    APP.CameraName = info.MonikerString;
+                    _camera = new VideoCaptureDevice(info.MonikerString);
                     //配置录像参数(宽,高,帧率,比特率等参数)VideoCapabilities这个属性会返回摄像头支持哪些配置
-                    Camera.VideoResolution = Camera.VideoCapabilities[0];
-                    Camera.NewFrame += Camera_NewFrame;//设置回调,aforge会不断从这个回调推出图像数据,SnapshotFrame也是有待比较
-                    Camera.Start();//打开摄像头
+                    _camera.VideoResolution = _camera.VideoCapabilities[0];
+                    _camera.NewFrame +=
+                        Camera_NewFrame; //设置回调,aforge会不断从这个回调推出图像数据,SnapshotFrame也是有待比较
+                    _camera.Start(); //打开摄像头
                 }
             }
             catch (Exception ex)
             }
         }
 
-        private void closeCamera()
+        private void CloseCamera()
         {
             try
             {
-                if (Camera != null)
+                if (_camera != null)
                 {
-                    Camera.SignalToStop();
+                    _camera.SignalToStop();
                 }
             }
             catch (Exception)
             {
+                // ignored
             }
         }
 
         /// </summary>
         private void Camera_NewFrame(object sender, NewFrameEventArgs eventArgs)
         {
-            Dispatcher.Invoke(new Action(
-                    () =>
-                    {
-                        MemoryStream ms = new MemoryStream();
-                        eventArgs.Frame.Save(ms, ImageFormat.Bmp);
-                        BitmapImage image = new BitmapImage();
-                        image.BeginInit();
-                        image.StreamSource = new MemoryStream(ms.GetBuffer());
-                        ms.Close();
-                        image.EndInit();
-                        imgPlayer.Source = image;
-                    }));//同步显示
+            Dispatcher.Invoke
+            (
+                () =>
+                {
+                    MemoryStream ms = new MemoryStream();
+                    eventArgs.Frame.Save(ms, ImageFormat.Bmp);
+                    BitmapImage image = new BitmapImage();
+                    image.BeginInit();
+                    image.StreamSource = new MemoryStream(ms.GetBuffer());
+                    ms.Close();
+                    image.EndInit();
+                    imgPlayer.Source = image;
+                }
+            ); //同步显示
         }
 
         /// <summary>
         /// </param>
         private void BtnCameraStop_Click(object sender, RoutedEventArgs e)
         {
-            if (Camera != null)
+            if (_camera != null)
             {
-                Camera.SignalToStop();
+                _camera.SignalToStop();
             }
         }
 
         /// <summary>
         /// 扬声器
         /// </summary>
-        /// <param name="sender">
-        /// </param>
-        /// <param name="e">
-        /// </param>
         private void Speaker_Check()
         {
-            closeCamera();
+            CloseCamera();
             CmbCameraList.SelectedIndex = -1;
             HidePage();
             GridSpeaker.Visibility = Visibility.Visible;
         /// </param>
         private void BtnSpeakerDetection_Click(object sender, RoutedEventArgs e)
         {
-            Console.WriteLine("播放");
-            MediaAudio.Source = new Uri(FileToolsCommon.GetFileAbsolutePath("/Resources/audiotest.mp3"));
+            Console.WriteLine(@"播放");
+            MediaAudio.Source = new Uri
+                (FileToolsCommon.GetFileAbsolutePath("/Resources/audiotest.mp3"));
             MediaAudio.Position = TimeSpan.Zero;
             MediaAudio.Play();
             ImgAcousticWave.Visibility = Visibility.Visible;
         /// </param>
         private void MediaAudio_MediaOpened(object sender, RoutedEventArgs e)
         {
-            Console.WriteLine("播放中。。。");
+            Console.WriteLine(@"播放中。。。");
         }
 
         private void MediaAudio_MediaEnded(object sender, RoutedEventArgs e)
         /// <summary>
         /// 麦克风
         /// </summary>
-        /// <param name="sender">
-        /// </param>
         /// <param name="e">
         /// </param>
         private async void Microphone_Check()
             DataTable data = new DataTable();
             data.Columns.Add("Value");
             data.Columns.Add("Key");
-            await Task.Run(() =>
-            {
-                for (int n = 0; n < WaveIn.DeviceCount; n++)
+            await Task.Run
+            (
+                () =>
                 {
-                    var caps = WaveIn.GetCapabilities(n);
-
-                    //创建一行
-                    DataRow row = data.NewRow();
-                    //将此行添加到table中
-                    data.Rows.Add(row);
-                    data.Rows[n]["Value"] = caps.ProductName;
-                    data.Rows[n]["Key"] = n + "";
+                    for (int n = 0; n < WaveIn.DeviceCount; n++)
+                    {
+                        var caps = WaveIn.GetCapabilities(n);
+
+                        //创建一行
+                        DataRow row = data.NewRow();
+                        //将此行添加到table中
+                        data.Rows.Add(row);
+                        data.Rows[n]["Value"] = caps.ProductName;
+                        data.Rows[n]["Key"] = n + "";
+                    }
                 }
-            });
-
+            );
             CmbMicrophoneList.ItemsSource = data.DefaultView;
             if (WaveIn.DeviceCount > 0)
             {
             }
         }
 
-        private WaveInEvent waveIn = null;
+        private WaveInEvent _waveIn;
 
-        private void CmbMicrophoneList_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
+        private void CmbMicrophoneList_SelectionChanged
+            (object sender, System.Windows.Controls.SelectionChangedEventArgs e)
         {
-            if (waveIn != null)
+            if (_waveIn != null)
             {
-                waveIn.StopRecording();
+                _waveIn.StopRecording();
             }
             volumeProgressBar.Value = 0;
-
             if (CmbMicrophoneList.SelectedIndex >= 0)
             {
-                var select_index = CmbMicrophoneList.SelectedIndex;
-                ThreadPool.QueueUserWorkItem((item) =>
-                {
-                    waveIn = new WaveInEvent();
-                    waveIn.DeviceNumber = select_index;
-
-                    //开始录音，写数据
-                    waveIn.DataAvailable += (o, e1) =>
+                var selectIndex = CmbMicrophoneList.SelectedIndex;
+                ThreadPool.QueueUserWorkItem
+                (
+                    (item) =>
                     {
-                        byte[] buf = e1.Buffer;
-                        float maxNumber = 0;
-                        for (int index = 0; index < buf.Length; index += 2)
-                        {
-                            short sample = (short)((buf[index + 1] << 8) | buf[index + 0]);
-                            float sample32 = sample / 32768f;
-                            sample32 = Math.Abs(sample32);
+                        _waveIn = new WaveInEvent();
+                        _waveIn.DeviceNumber = selectIndex;
 
-                            if (sample32 > maxNumber)
+                        //开始录音，写数据
+                        _waveIn.DataAvailable += (o, e1) =>
+                        {
+                            byte[] buf = e1.Buffer;
+                            float maxNumber = 0;
+                            for (int index = 0; index < buf.Length; index += 2)
                             {
-                                maxNumber = sample32;
+                                short sample = (short)((buf[index + 1] << 8) | buf[index + 0]);
+                                float sample32 = sample / 32768f;
+                                sample32 = Math.Abs(sample32);
+                                if (sample32 > maxNumber)
+                                {
+                                    maxNumber = sample32;
+                                }
                             }
-                        }
-
-                        Dispatcher.Invoke(() =>
+                            Dispatcher.Invoke
+                            (
+                                () =>
+                                {
+                                    volumeProgressBar.Value = maxNumber * 100;
+                                }
+                            );
+                        };
+
+                        //结束录音
+                        _waveIn.RecordingStopped += (s, a) =>
                         {
-                            volumeProgressBar.Value = maxNumber * 100;
-                        });
-                    };
-
-                    //结束录音
-                    waveIn.RecordingStopped += (s, a) =>
-                    {
-                        waveIn.Dispose();
-                    };
-
-                    waveIn.StartRecording();
-                });
+                            _waveIn.Dispose();
+                        };
+                        _waveIn.StartRecording();
+                    }
+                );
             }
         }
 
         {
             HidePage();
             GridDetection.Visibility = Visibility.Visible;
-            if (cameraGood)
+            if (_cameraGood)
             {
                 TxbCamera.Text = "可用";
             }
             {
                 TxbCamera.Text = "不可用";
             }
-
-            if (loudspeakerGood)
+            if (_loudspeakerGood)
             {
                 TxbSpeaker.Text = "可用";
             }
             {
                 TxbSpeaker.Text = "不可用";
             }
-
-            if (microphoneGood)
+            if (_microphoneGood)
             {
                 TxbMicrophone.Text = "可用";
             }
             }
             catch (Exception)
             {
+                // ignored
             }
         }
 
 
         private void btn_camera_good_Click(object sender, RoutedEventArgs e)
         {
-            cameraGood = true;
+            _cameraGood = true;
             Speaker_Check();
         }
 
         private void btn_camera_bad_Click(object sender, RoutedEventArgs e)
         {
-            cameraGood = false;
+            _cameraGood = false;
             Speaker_Check();
         }
 
         private void btn_speaker_good_Click(object sender, RoutedEventArgs e)
         {
-            loudspeakerGood = true;
+            _loudspeakerGood = true;
             Microphone_Check();
         }
 
         private void btn_speaker_bad_Click(object sender, RoutedEventArgs e)
         {
-            loudspeakerGood = false;
+            _loudspeakerGood = false;
             Microphone_Check();
         }
 
         private void btn_microphone_good_Click(object sender, RoutedEventArgs e)
         {
-            if (waveIn != null)
+            if (_waveIn != null)
             {
-                waveIn.StopRecording();
+                _waveIn.StopRecording();
             }
-
-            microphoneGood = true;
+            _microphoneGood = true;
             result_show();
             CmbMicrophoneList.SelectedIndex = -1;
         }
 
         private void btn_microphone_bad_Click(object sender, RoutedEventArgs e)
         {
-            if (waveIn != null)
+            if (_waveIn != null)
             {
-                waveIn.StopRecording();
+                _waveIn.StopRecording();
             }
-            microphoneGood = false;
+            _microphoneGood = false;
             result_show();
             CmbMicrophoneList.SelectedIndex = -1;
         }
         /// </param>
         private void BtnDetection_Click(object sender, RoutedEventArgs e)
         {
-            cameraCheck();
+            CameraCheck();
         }
 
         #endregion 事件

XHWK.WKTool/LoginWindow.xaml

                 </Setter.Value>
             </Setter>
         </Style>
-        <Style x:Key="NoMouseOverButtonStyle" TargetType="{x:Type Button}">
-            <Setter Property="BorderThickness" Value="1" />
-            <Setter Property="Foreground" Value="{DynamicResource {x:Static SystemColors.ControlTextBrushKey}}" />
-            <Setter Property="HorizontalContentAlignment" Value="Center" />
-            <Setter Property="VerticalContentAlignment" Value="Center" />
-            <Setter Property="Padding" Value="1" />
-            <Setter Property="Template">
-                <Setter.Value>
-                    <ControlTemplate TargetType="{x:Type Button}">
-                        <Border
-                            x:Name="Chrome"
-                            Background="{TemplateBinding Background}"
-                            BorderBrush="{TemplateBinding BorderBrush}"
-                            SnapsToDevicePixels="true">
-                            <ContentPresenter
-                                Margin="{TemplateBinding Padding}"
-                                HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
-                                VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
-                                RecognizesAccessKey="True"
-                                SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" />
-                        </Border>
-                    </ControlTemplate>
-                </Setter.Value>
-            </Setter>
-        </Style>
     </Window.Resources>
     <Grid>
         <Border
                                 FontSize="12"
                                 Foreground="#FF666666" />
                             <TextBox
-                                x:Name="txbAccountNumber"
+                                x:Name="TxbAccountNumber"
                                 Margin="5,5"
                                 BorderBrush="{x:Null}"
                                 BorderThickness="0"
                         <StackPanel HorizontalAlignment="Right" Orientation="Horizontal">
                             <Viewbox Margin="0,0,5,0" VerticalAlignment="Center">
                                 <CheckBox
-                                    x:Name="ckSaveName"
+                                    x:Name="CkSaveName"
                                     Click="CkSaveName_Click"
                                     Cursor="Hand"
                                     Style="{DynamicResource CheckBoxStyle1}" />
                             <RowDefinition Height="5*" />
                         </Grid.RowDefinitions>
                         <Button
-                            x:Name="btnStart"
+                            x:Name="BtnStart"
                             Grid.Row="1"
                             Grid.ColumnSpan="2"
                             HorizontalAlignment="Stretch"
                             Cursor="Hand"
                             FontSize="18"
                             Foreground="#FFFFFF"
-                            IsDefault="True"
-                            >
+                            IsDefault="True">
                             <Button.Template>
                                 <ControlTemplate TargetType="{x:Type Button}">
                                     <Border
                             Cursor="Hand"
                             FontSize="18"
                             Foreground="#FFFFFF"
-                            IsDefault="True"
-                            >
+                            IsDefault="True">
                             <Button.Template>
                                 <ControlTemplate TargetType="{x:Type Button}">
                                     <Border
                             VerticalAlignment="Stretch"
                             Click="BtnServiceAddress_Click"
                             Cursor="Hand"
-                            FontSize="{Binding WordSize12}"
-                            >
+                            FontSize="{Binding WordSize12}">
                             <Button.Template>
                                 <ControlTemplate TargetType="{x:Type Button}">
                                     <Grid>
                             FontSize="18"
                             FontWeight="Bold"
                             Foreground="#FFFFFF"
-                            IsDefault="True"
-                            >
+                            IsDefault="True">
                             <Button.Template>
                                 <ControlTemplate TargetType="{x:Type Button}">
                                     <Border
                             FontSize="18"
                             FontWeight="Bold"
                             Foreground="#FFFFFF"
-                            IsDefault="True"
-                            >
+                            IsDefault="True">
                             <Button.Template>
                                 <ControlTemplate TargetType="{x:Type Button}">
                                     <Border

XHWK.WKTool/LoginWindow.xaml.cs

                 string accountNumber = System.IO.File.ReadAllText(APP.DataPath + "accountNumber.txt", Encoding.Default);
                 if (!string.IsNullOrWhiteSpace(accountNumber))
                 {
-                    txbAccountNumber.Text = accountNumber;
-                    ckSaveName.IsChecked = true;
+                    TxbAccountNumber.Text = accountNumber;
+                    CkSaveName.IsChecked = true;
                 }
             }
             DataContext = APP.PageContextData;
         /// </param>
         private void BtnDown_Click(object sender, RoutedEventArgs e)
         {
-            txbAccountNumber.Text = string.Empty;
+            TxbAccountNumber.Text = string.Empty;
             pobPassword.Password = string.Empty;
             Hide();
         }
 
             #endregion 获取服务接口地址 --2021年7月9日赵耀
 
-            if (string.IsNullOrEmpty(txbAccountNumber.Text))
+            if (string.IsNullOrEmpty(TxbAccountNumber.Text))
             {
                 MessageWindow.Show("账号未输入");
                 return;
             }
-            if (txbAccountNumber.Text.Length > 18)
+            if (TxbAccountNumber.Text.Length > 18)
             {
                 MessageWindow.Show("账号长度不能高于18位");
                 return;
         {
             string accountNumber = string.Empty;
             string password = string.Empty;
-            accountNumber = txbAccountNumber.Text.Replace(" ", "").Trim();
+            accountNumber = TxbAccountNumber.Text.Replace(" ", "").Trim();
             password = pobPassword.Password.Replace(" ", "").Trim();
 
             int code = xhapi.Login(accountNumber, password);
             {
                 FileToolsCommon.CreateDirectory(APP.DataPath);
                 string applicationData = APP.DataPath + "accountNumber.txt";
-                if (ckSaveName.IsChecked == true)
+                if (CkSaveName.IsChecked == true)
                 {
-                    string accountNumbers = txbAccountNumber.Text;
-                    System.IO.File.WriteAllText(applicationData, accountNumbers, Encoding.Default);//存放账号
+                    string accountNumbers = TxbAccountNumber.Text;
+                    System.IO.File.WriteAllText
+                    (
+                        applicationData,
+                        accountNumbers,
+                        Encoding.Default
+                    ); //存放账号
                 }
                 else
                 {
                     string accountNumbers = "";
-                    System.IO.File.WriteAllText(applicationData, accountNumbers, Encoding.Default);//存放账号
+                    System.IO.File.WriteAllText
+                    (
+                        applicationData,
+                        accountNumbers,
+                        Encoding.Default
+                    ); //存放账号
                 }
 
                 APP.myloading.Hide();
                 //UpdateSettingString("userName", txbAccountNumber.Text);
                 APP.IsLoginType = true;
-                txbAccountNumber.Text = string.Empty;
+                TxbAccountNumber.Text = string.Empty;
                 pobPassword.Password = string.Empty;
 
                 #region 下载头像

XHWK.WKTool/MainWindow.xaml

     x:Class="XHWK.WKTool.MainWindow"
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:controls="clr-namespace:AForge.Controls;assembly=AForge.Controls"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     Title="星火微课系统"
     Width="950"
     Height="700"
-    AllowsTransparency="False"
-    BorderBrush="#eee"
-    BorderThickness="1"
     Closed="Window_Closed"
     Loaded="Window_Loaded"
     MouseLeftButtonDown="Window_MouseLeftButtonDown_1"
     ResizeMode="CanMinimize"
     ShowInTaskbar="True"
+    Style="{StaticResource ZWinStyle}"
     WindowStartupLocation="CenterScreen"
-    WindowStyle="None"
+    WindowStyle="SingleBorderWindow"
     mc:Ignorable="d">
 
     <Window.Resources>
                                             <ScaleTransform ScaleX="-1" />
                                         </Image.RenderTransform>
                                     </Image>
+
+
                                     <Image
-                                        x:Name="imgPlayerRight"
+                                        x:Name="ImgPlayerRight"
                                         Width="172"
                                         Height="124"
                                         Margin="10,7,26,10"
                                                 Text="摄像头位置" />
                                         </Grid>
                                         <Grid Grid.Row="1" Grid.Column="3">
-                                            <!--<Grid.ColumnDefinitions>
-                                                    <ColumnDefinition Width="15*" />
-                                                    <ColumnDefinition Width="80*" />
-                                                    <ColumnDefinition Width="80*" />
-                                                    <ColumnDefinition Width="41*" />
-                                                </Grid.ColumnDefinitions>
-                                                <Grid.RowDefinitions>
-                                                    <RowDefinition Height="60*" />
-                                                    <RowDefinition Height="60*" />
-                                                </Grid.RowDefinitions>-->
-
                                             <StackPanel
                                                 Margin="15,0,0,0"
                                                 HorizontalAlignment="Left"
                                                 VerticalAlignment="Center"
                                                 Orientation="Horizontal">
                                                 <RadioButton
-                                                    x:Name="rbnRight"
+                                                    x:Name="rbnLeft"
                                                     Margin="0"
                                                     HorizontalAlignment="Left"
                                                     VerticalAlignment="Center"
-                                                    Content=" 右上"
+                                                    Content=" 左上"
                                                     Cursor="Hand"
                                                     FontSize="16"
                                                     Foreground="#333333"
                                                     GroupName="RbtnCamera"
-                                                    IsChecked="True"
                                                     Style="{StaticResource RadBase}" />
                                                 <RadioButton
-                                                    x:Name="rbnRightUnder"
-                                                    Margin="15,0"
-                                                    HorizontalAlignment="Left"
+                                                    x:Name="rbnRight"
+                                                    Margin="15,0,0,0"
+                                                    HorizontalAlignment="Right"
                                                     VerticalAlignment="Center"
-                                                    Content=" 右下"
+                                                    Content=" 右上"
                                                     Cursor="Hand"
                                                     FontSize="16"
                                                     Foreground="#333333"
                                                     GroupName="RbtnCamera"
+                                                    IsChecked="True"
                                                     Style="{StaticResource RadBase}" />
+
                                             </StackPanel>
                                         </Grid>
                                         <Grid Grid.Row="2" Grid.Column="3">
                                                 HorizontalAlignment="Left"
                                                 VerticalAlignment="Center"
                                                 Orientation="Horizontal">
+
                                                 <RadioButton
-                                                    x:Name="rbnLeft"
-                                                    Margin="0"
+                                                    x:Name="rbnLeftUnder"
                                                     HorizontalAlignment="Left"
                                                     VerticalAlignment="Center"
-                                                    Content=" 左上"
+                                                    Content=" 左下"
                                                     Cursor="Hand"
                                                     FontSize="16"
                                                     Foreground="#333333"
                                                     GroupName="RbtnCamera"
                                                     Style="{StaticResource RadBase}" />
+
                                                 <RadioButton
-                                                    x:Name="rbnLeftUnder"
+                                                    x:Name="rbnRightUnder"
                                                     Margin="15,0"
                                                     HorizontalAlignment="Left"
                                                     VerticalAlignment="Center"
-                                                    Content=" 左下"
+                                                    Content=" 右下"
                                                     Cursor="Hand"
                                                     FontSize="16"
                                                     Foreground="#333333"

XHWK.WKTool/MessageWindow.xaml

     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-    xmlns:local="clr-namespace:XHWK.WKTool"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
     Title="星火微课"
     Width="446"
     MouseMove="Window_MouseMove"
     ResizeMode="NoResize"
     ShowInTaskbar="False"
+    Style="{StaticResource ZWinStyle}"
     Topmost="True"
     WindowStartupLocation="CenterScreen"
     WindowState="Normal"
     WindowStyle="None"
     mc:Ignorable="d">
 
-    <Border BorderBrush="#3f6fff" BorderThickness="1">
+    <Border
+        Background="White"
+        BorderBrush="#3f6fff"
+        BorderThickness="0">
         <Grid>
             <Grid.RowDefinitions>
-                <RowDefinition Height="42" />
+                <RowDefinition Height="40" />
                 <RowDefinition Height="*" />
                 <RowDefinition Height="60" />
             </Grid.RowDefinitions>
             <Grid Grid.Row="0" Background="#3f6fff">
                 <Label
-                    x:Name="lblTitle"
+                    x:Name="LblTitle"
                     Margin="14,0,0,0"
                     HorizontalAlignment="Left"
                     VerticalAlignment="Center"
                     Foreground="White" />
 
                 <Button
-                    x:Name="borCancel"
+                    x:Name="BorCancel"
                     Grid.Row="0"
                     Width="46"
                     HorizontalAlignment="Right"
             </Grid>
             <Grid Grid.Row="1">
                 <TextBlock
-                    x:Name="tbkContent"
-                    Grid.Row="1"
+                    x:Name="TbkContent"
                     Margin="20,0,20,0"
                     HorizontalAlignment="Center"
                     VerticalAlignment="Center"
             <Grid Grid.Row="2" Margin="0,0,0,0">
 
                 <Border
-                    x:Name="borOk"
+                    x:Name="BorOk"
                     Margin="0,0,10,0"
                     HorizontalAlignment="Right"
                     VerticalAlignment="Center"
                     Background="#3f6fff"
                     CornerRadius="6">
                     <Button
-                        x:Name="BtnOK"
+                        x:Name="BtnOk"
                         Width="76"
                         Height="30"
                         Background="#00000000"

XHWK.WKTool/MessageWindow.xaml.cs

             switch (MessageType)
             {
                 case 1:
-                    borCancel.Visibility = Visibility.Hidden;
+                    BorCancel.Visibility = Visibility.Hidden;
                     break;
                 case 2:
-                    borCancel.Visibility = Visibility.Visible;
+                    BorCancel.Visibility = Visibility.Visible;
                     break;
                 default:
                     break;
             }
-            lblTitle.Content = Title;
+            LblTitle.Content = Title;
             if (!string.IsNullOrWhiteSpace(Content))
             {
                 if (Content.Length > 143)
                 {
                     Content = Content.Substring(0, 140) + "...";
                 }
-                tbkContent.Text = Content;
+                TbkContent.Text = Content;
             }
             else
             {
-                tbkContent.Text = "错误！";
+                TbkContent.Text = "错误！";
             }
         }
         /// <summary>

XHWK.WKTool/PromptWindow.xaml

-<Window x:Class="XHWK.WKTool.PromptWindow"
-        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
-        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:local="clr-namespace:XHWK.WKTool"
-        mc:Ignorable="d"
-        Title="PromptWindow" Height="210" Width="553" WindowStartupLocation="CenterOwner"
-    WindowStyle="None" AllowsTransparency="True"    WindowState="Normal"
-    ShowInTaskbar="True"   ResizeMode="NoResize"
-    BorderThickness="7">
+<Window
+    x:Class="XHWK.WKTool.PromptWindow"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    Title="PromptWindow"
+    Width="553"
+    Height="210"
+    AllowsTransparency="True"
+    BorderThickness="7"
+    ResizeMode="NoResize"
+    ShowInTaskbar="True"
+    WindowStartupLocation="CenterOwner"
+    WindowState="Normal"
+    WindowStyle="None"
+    mc:Ignorable="d">
     <Window.Effect>
-        <DropShadowEffect BlurRadius="10" Color="#bababa" Direction="80" ShadowDepth="0"/>
+        <DropShadowEffect
+            BlurRadius="10"
+            Direction="80"
+            ShadowDepth="0"
+            Color="#bababa" />
     </Window.Effect>
     <Grid Background="#FFFFFF">
         <Grid.RowDefinitions>
-            <RowDefinition Height="auto"/>
-            <RowDefinition Height="auto"/>
-            <RowDefinition Height="auto"/>
+            <RowDefinition Height="auto" />
+            <RowDefinition Height="auto" />
+            <RowDefinition Height="auto" />
         </Grid.RowDefinitions>
-        <TextBlock Grid.Row="0" Text="确定删除" FontSize="24" Margin="25,26,0,0"/>
-        <StackPanel Grid.Row="1" Orientation="Horizontal" Margin="25,36,0,0">
-            <TextBlock Text="删除" FontSize="18" Foreground="#919191" />
-            <TextBlock x:Name="txbName" Text="微课01" FontSize="18" Foreground="#919191"/>
+        <TextBlock
+            Grid.Row="0"
+            Margin="25,26,0,0"
+            FontSize="24"
+            Text="确定删除" />
+        <StackPanel
+            Grid.Row="1"
+            Margin="25,36,0,0"
+            Orientation="Horizontal">
+            <TextBlock
+                FontSize="18"
+                Foreground="#919191"
+                Text="删除" />
+            <TextBlock
+                x:Name="txbName"
+                FontSize="18"
+                Foreground="#919191"
+                Text="微课01" />
         </StackPanel>
-       
-        <StackPanel Grid.Row="2" Orientation="Horizontal" HorizontalAlignment="Right" Margin="0,30,0,0">
-            <Border x:Name="borCancel" Background="#E5E5E5" CornerRadius="6" >
-                <Button x:Name="btnCancel" Width="104" Height="42" Content="取消" FontSize="18"  Background="Transparent"/>
+
+        <StackPanel
+            Grid.Row="2"
+            Margin="0,30,0,0"
+            HorizontalAlignment="Right"
+            Orientation="Horizontal">
+            <Border
+                x:Name="borCancel"
+                Background="#E5E5E5"
+                CornerRadius="6">
+                <Button
+                    x:Name="btnCancel"
+                    Width="104"
+                    Height="42"
+                    Background="Transparent"
+                    Content="取消"
+                    FontSize="18" />
             </Border>
-            <Border Background="#E5E5E5" CornerRadius="6" Margin="30,0,20,0">
-                <Button Width="104" Height="42" Content="确定" FontSize="18"  Background="Transparent"/>
+            <Border
+                Margin="30,0,20,0"
+                Background="#E5E5E5"
+                CornerRadius="6">
+                <Button
+                    Width="104"
+                    Height="42"
+                    Background="Transparent"
+                    Content="确定"
+                    FontSize="18" />
             </Border>
         </StackPanel>
     </Grid>

XHWK.WKTool/Resources/OverwrideDefaultControlStyles.xaml

     <Style BasedOn="{StaticResource for_scrollviewer}" TargetType="ScrollViewer" />
 
     <Style BasedOn="{StaticResource MyButton}" TargetType="Button" />
+
+    <Style x:Key="ZWinStyle" TargetType="Window">
+        <Setter Property="AllowsTransparency" Value="False" />
+        <Setter Property="Background" Value="Transparent" />
+        <Setter Property="BorderBrush" Value="Transparent" />
+        <Setter Property="BorderThickness" Value="0" />
+        <Setter Property="WindowChrome.WindowChrome">
+            <Setter.Value>
+                <WindowChrome
+                    CaptionHeight="0"
+                    CornerRadius="0"
+                    GlassFrameThickness="-1"
+                    NonClientFrameEdges="None"
+                    ResizeBorderThickness="0"
+                    UseAeroCaptionButtons="False" />
+            </Setter.Value>
+        </Setter>
+
+        <Style.Triggers>
+            <Trigger Property="WindowState" Value="Maximized">
+                <Setter Property="BorderThickness" Value="6" />
+            </Trigger>
+        </Style.Triggers>
+    </Style>
 </ResourceDictionary>

XHWK.WKTool/system/CameraHelper.cs

-using AForge.Controls;
-using AForge.Video.DirectShow;
-
-using System;
-using System.Drawing;
-using System.Drawing.Imaging;
-using System.IO;
-
-
-namespace Common.system
+namespace XHWK.WKTool.system
 {
+    using System;
+    using System.Collections.Generic;
+    using System.Drawing;
+    using System.Drawing.Imaging;
+    using System.IO;
+    using System.Windows.Media.Imaging;
+    using System.Windows.Threading;
+    using AForge.Controls;
+    using AForge.Video.DirectShow;
+
     public static class CameraHelper
     {
-        private static FilterInfoCollection _cameraDevices;
-        private static VideoCaptureDevice div = null;
-        private static VideoSourcePlayer sourcePlayer = new VideoSourcePlayer();
-        private static bool _isDisplay = false;
+        private static List<FilterInfo> _cameraDevices;
+        private static VideoCaptureDevice _div;
+        private static VideoSourcePlayer _sourcePlayer = new VideoSourcePlayer();
+
         //指示_isDisplay设置为true后，是否设置了其他的sourcePlayer，若未设置则_isDisplay重设为false
-        private static bool isSet = false;
+        private static bool _isSet;
+
+        private static Dispatcher _dispatcher;
+        public static Action<BitmapImage> imageCallback;
 
         /// <summary>
         /// 获取或设置摄像头设备，无设备为null
         /// </summary>
-        public static FilterInfoCollection CameraDevices
+        public static List<FilterInfo> CameraDevices
         {
             get => _cameraDevices;
             set => _cameraDevices = value;
         }
+
         /// <summary>
-        /// 指示是否显示摄像头视频画面
-        /// 默认false
-        /// </summary>
-        public static bool IsDisplay
-        {
-            get => _isDisplay;
-            set => _isDisplay = value;
-        }
-        /// <summary>
-        /// 获取或设置VideoSourcePlayer控件，
-        /// 只有当IsDisplay设置为true时，该属性才可以设置成功
+        /// 更新摄像头设备信息
         /// </summary>
-        public static VideoSourcePlayer SourcePlayer
+        public static void UpdateCameraDevices()
         {
-            get => sourcePlayer;
-            set
+            var devs = new FilterInfoCollection(FilterCategory.VideoInputDevice); //获取摄像头列表
+            List<FilterInfo> allCamera = new List<FilterInfo>();
+            foreach (FilterInfo dev in devs)
             {
-                if (_isDisplay)
+                if (dev.Name != "screen-capture-recorder" && dev.Name != "OBS Virtual Camera")
                 {
-                    sourcePlayer = value;
-                    isSet = true;
+                    allCamera.Add(dev);
                 }
-
             }
+            _cameraDevices = allCamera;
         }
-        /// <summary>
-        /// 更新摄像头设备信息
-        /// </summary>
-        public static void UpdateCameraDevices()
-        {
-            _cameraDevices = new FilterInfoCollection(FilterCategory.VideoInputDevice);
-        }
+
         /// <summary>
         /// 设置使用的摄像头设备
         /// </summary>
         /// <param name="index">设备在CameraDevices中的索引</param>
+        /// <param name="dispatcher"></param>
         /// <returns><see cref="bool"/></returns>
-        public static bool SetCameraDevice(int index)
+        public static bool StartCameraDevice(int index, Dispatcher dispatcher)
         {
-            if (!isSet)
-            {
-                _isDisplay = false;
-            }
+            _dispatcher = dispatcher;
+
             //无设备，返回false
             if (_cameraDevices.Count <= 0 || index < 0)
             {
                 return false;
             }
-
             if (index > _cameraDevices.Count - 1)
             {
                 return false;
             }
             // 设定初始视频设备
-            div = new VideoCaptureDevice(_cameraDevices[index].MonikerString);
-            sourcePlayer.VideoSource = div;
-            div.Start();
-            sourcePlayer.Start();
+            _div = new VideoCaptureDevice(_cameraDevices[index].MonikerString);
+            _div.NewFrame += _div_NewFrame;
+            _sourcePlayer.VideoSource = _div;
+            _div.Start();
+            _sourcePlayer.Start();
             return true;
         }
+
+        private static void _div_NewFrame(object sender, AForge.Video.NewFrameEventArgs eventArgs)
+        {
+            _dispatcher.Invoke
+            (
+                () =>
+                {
+                    MemoryStream ms = new MemoryStream();
+                    eventArgs.Frame.Save(ms, ImageFormat.Bmp);
+                    BitmapImage image = new BitmapImage();
+                    image.BeginInit();
+                    image.StreamSource = new MemoryStream(ms.GetBuffer());
+                    ms.Close();
+                    ms.Dispose();
+                    image.EndInit();
+                    imageCallback?.Invoke(image);
+                }
+            );
+        }
+
         /// <summary>
         /// 截取一帧图像并保存
         /// </summary>
         /// <returns>如果保存成功，则返回完整路径，否则为 null</returns>
         public static string CaptureImage(string filePath, string fileName = null)
         {
-            if (sourcePlayer.VideoSource == null)
+            if (_sourcePlayer.VideoSource == null)
             {
                 return null;
             }
-
             if (!Directory.Exists(filePath))
             {
                 Directory.CreateDirectory(filePath);
             }
             try
             {
-                Image bitmap = sourcePlayer.GetCurrentVideoFrame();
+                Image bitmap = _sourcePlayer.GetCurrentVideoFrame();
                 if (bitmap != null)
                 {
                     if (fileName == null)
                     {
                         fileName = DateTime.Now.ToString("yyyy-MM-dd-HH-mm-ss");
                     }
-
                     string fullPath = Path.Combine(filePath, fileName + "-cap.jpg");
-
-                    System.Drawing.Bitmap objNewPic = new System.Drawing.Bitmap(bitmap, 172, 124);//图片保存的大小尺寸  
+                    Bitmap objNewPic = new Bitmap
+                    (
+                        bitmap,
+                        172,
+                        124
+                    ); //图片保存的大小尺寸  
                     objNewPic.Save(fullPath, ImageFormat.Jpeg);
                     //bitmap.Save(fullPath, ImageFormat.Jpeg);
                     bitmap.Dispose();
             }
             catch (Exception)
             {
-
                 return null;
             }
         }
+
         /// <summary>
         /// 关闭摄像头设备
         /// </summary>
         public static void CloseDevice()
         {
-            if (div != null && div.IsRunning)
+            if (_div != null && _div.IsRunning)
             {
-                sourcePlayer.Stop();
-                div.SignalToStop();
-                div = null;
-                //_cameraDevices = null;
+                _div.NewFrame -= _div_NewFrame;
+                _sourcePlayer.Stop();
+                _div.SignalToStop();
+                _div = null;
             }
         }
     }