添加预览，添加新滤波函数

VIZ.H2V.Domain/Enum/NDIViewKeys.cs

@@ -35,5 +35,20 @@ namespace VIZ.H2V.Domain
         /// 主视图
         /// </summary>
         public const string MainView = "MainView";
+
+        /// <summary>
+        /// 预览 1
+        /// </summary>
+        public const string Preview_1 = "Preview_1";
+
+        /// <summary>
+        /// 预览 2
+        /// </summary>
+        public const string Preview_2 = "Preview_2";
+
+        /// <summary>
+        /// 预览 3
+        /// </summary>
+        public const string Preview_3 = "Preview_3";
     }
 }

VIZ.H2V.Domain/Enum/ServiceKeys.cs

@@ -32,6 +32,21 @@ namespace VIZ.H2V.Domain
         public const string CAM_4 = "CAM4";
 
         /// <summary>
+        /// 预览 1 
+        /// </summary>
+        public const string PREVIEW_1 = "PREVIEW_1";
+
+        /// <summary>
+        /// 预览 2
+        /// </summary>
+        public const string PREVIEW_2 = "PREVIEW_2";
+
+        /// <summary>
+        /// 预览 3 
+        /// </summary>
+        public const string PREVIEW_3 = "PREVIEW_3";
+
+        /// <summary>
         /// 视频控制
         /// </summary>
         public const string VideoControl = "VideoControl";

VIZ.H2V.Module/NDIMainView/View/NDIMainView.xaml

@@ -79,7 +79,24 @@
             </Grid.ColumnDefinitions>
             <local:NDIView x:Name="cam2" NDIKey="{x:Static Member=domain:NDIViewKeys.CAM_2}" Grid.Row="0" Grid.Column="1" Margin="15,10,10,10"></local:NDIView>
             <local:NDIView x:Name="cam3" NDIKey="{x:Static Member=domain:NDIViewKeys.CAM_3}" Grid.Row="1" Grid.Column="0" Margin="10,10,15,10"></local:NDIView>
-            <local:NDIView x:Name="cam4" NDIKey="{x:Static Member=domain:NDIViewKeys.CAM_4}" Grid.Row="1" Grid.Column="1" Margin="15,10,10,10"></local:NDIView>
+            <!-- ***************************************************************************************** -->
+            <!--<local:NDIView x:Name="cam4" NDIKey="{x:Static Member=domain:NDIViewKeys.CAM_4}" Grid.Row="1" Grid.Column="1" Margin="15,10,10,10"></local:NDIView>-->
+            <!-- ***************************************************************************************** -->
+            <!-- CAM_4 窗口暂时隐藏，改为放置3个预览窗口 -->
+            <Grid Grid.Row="1" Grid.Column="1" Margin="20,80,0,0">
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="*"></ColumnDefinition>
+                    <ColumnDefinition Width="*"></ColumnDefinition>
+                    <ColumnDefinition Width="*"></ColumnDefinition>
+                </Grid.ColumnDefinitions>
+                <local:NDIPreviewView x:Name="prevew1" NDIKey="{x:Static Member=domain:NDIViewKeys.Preview_1}"
+                                      Grid.Column="0" Margin="0,0,10,0"></local:NDIPreviewView>
+                <local:NDIPreviewView x:Name="prevew2" NDIKey="{x:Static Member=domain:NDIViewKeys.Preview_2}"
+                                      Grid.Column="1" Margin="5,0,5,0"></local:NDIPreviewView>
+                <local:NDIPreviewView x:Name="prevew3" NDIKey="{x:Static Member=domain:NDIViewKeys.Preview_3}"
+                                      Grid.Column="2" Margin="10,0,0,0"></local:NDIPreviewView>
+            </Grid>
+            <!-- ***************************************************************************************** -->
             <!-- CAM_1 会作为单一窗口时的主窗口 -->
             <local:NDIView x:Name="cam1" NDIKey="{x:Static Member=domain:NDIViewKeys.CAM_1}" Grid.Row="0" Grid.Column="0" Margin="10,10,15,10"></local:NDIView>
         </Grid>

VIZ.H2V.Module/NDIPreviewView/View/NDIPreviewView.xaml

+<UserControl x:Class="VIZ.H2V.Module.NDIPreviewView"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:fcommon="clr-namespace:VIZ.Framework.Common;assembly=VIZ.Framework.Common"
+             xmlns:behaviors="http://schemas.microsoft.com/xaml/behaviors"
+             xmlns:local="clr-namespace:VIZ.H2V.Module"
+             mc:Ignorable="d"   
+             d:DataContext="{d:DesignInstance Type=local:NDIPreviewViewModel}"
+             d:DesignHeight="1920" d:DesignWidth="1080">
+
+    <behaviors:Interaction.Triggers>
+        <behaviors:EventTrigger EventName="Loaded">
+            <behaviors:InvokeCommandAction Command="{Binding LoadedCommand}" />
+        </behaviors:EventTrigger>
+    </behaviors:Interaction.Triggers>
+
+    <Border BorderBrush="#22ffffff" BorderThickness="1">
+        <fcommon:VideoControl x:Name="video"></fcommon:VideoControl>
+    </Border>
+</UserControl>

VIZ.H2V.Module/NDIPreviewView/View/NDIPreviewView.xaml.cs

+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using VIZ.Framework.Core;
+using VIZ.Framework.Storage;
+using VIZ.H2V.Domain;
+
+namespace VIZ.H2V.Module
+{
+    /// <summary>
+    /// NDIPreviewView.xaml 的交互逻辑
+    /// </summary>
+    public partial class NDIPreviewView : UserControl
+    {
+        public NDIPreviewView()
+        {
+            InitializeComponent();
+
+            WPFHelper.BindingViewModel(this, new NDIPreviewViewModel());
+
+            this.video.IsShowFPS = ApplicationDomainEx.IniStorage.GetValue<VideoConfig, bool>(p => p.VIDEO_IS_SHOW_FPS);
+        }
+
+        #region NDIKey -- NDI键
+
+        /// <summary>
+        /// NDI键
+        /// </summary>
+        public string NDIKey
+        {
+            get { return (string)GetValue(NDIKeyProperty); }
+            set { SetValue(NDIKeyProperty, value); }
+        }
+
+        /// <summary>
+        /// Using a DependencyProperty as the backing store for NDIKey.  This enables animation, styling, binding, etc...
+        /// </summary>
+        public static readonly DependencyProperty NDIKeyProperty =
+            DependencyProperty.Register("NDIKey", typeof(string), typeof(NDIPreviewView), new PropertyMetadata(null));
+
+        #endregion
+    }
+}

VIZ.H2V.Module/NDIPreviewView/ViewModel/NDIPreviewViewModel.cs

+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VIZ.Framework.Common;
+using VIZ.Framework.Core;
+using VIZ.H2V.Domain;
+
+namespace VIZ.H2V.Module
+{
+    /// <summary>
+    /// NDI预览视图模型
+    /// </summary>
+    public class NDIPreviewViewModel : ViewModelBase
+    {
+        public NDIPreviewViewModel()
+        {
+            // 初始化命令
+            this.InitCommand();
+        }
+
+        /// <summary>
+        /// 初始化命令
+        /// </summary>
+        private void InitCommand()
+        {
+            this.LoadedCommand = new VCommand(this.Loaded);
+        }
+
+        // ======================================================================================
+        // === Property ===
+        // ======================================================================================
+
+        #region ViewKey -- NDI视图键
+
+        private string viewKey;
+
+        /// <summary>
+        /// NDI视图键
+        /// <see cref="NDIViewKeys"/>
+        /// </summary>
+        /// <remarks>
+        /// 4个视图窗口分别对应       CAM_1、CAM_2、CAM_3、CAM_4
+        /// 4个视图窗口UDP键对应      CAM_1、CAM_2、CAM_3、CAM_4
+        /// 4个视图窗口裁切UDP键对应  CAM_1__CLIP、CAM_2__CLIP、CAM_3__CLIP、CAM_4__CLIP
+        /// 3个预览窗口分别对应.......Preview_1、Preview_2、Preview_3
+        /// </remarks>
+        public string ViewKey
+        {
+            get { return viewKey; }
+            set { viewKey = value; this.RaisePropertyChanged(nameof(ViewKey)); }
+        }
+
+        #endregion
+
+        // ======================================================================================
+        // === Command ===
+        // ======================================================================================
+
+        #region LoadedCommand -- 加载命令
+
+        /// <summary>
+        /// 加载命令
+        /// </summary>
+        public VCommand LoadedCommand { get; set; }
+
+        /// <summary>
+        /// 加载
+        /// </summary>
+        private void Loaded()
+        {
+            if (this.IsAlreadyLoaded)
+                return;
+
+            this.IsAlreadyLoaded = true;
+
+            NDIPreviewView view = this.GetView<NDIPreviewView>();
+            if (view == null)
+                return;
+
+            // 视图键
+            this.ViewKey = view.NDIKey;
+
+            NDIStream nDIStream = VideoStreamManager.Get<NDIStream>(this.ViewKey);
+            nDIStream.ExecuteVideoFrame -= NDIStream_ExecuteVideoFrame;
+            nDIStream.ExecuteVideoFrame += NDIStream_ExecuteVideoFrame;
+
+            nDIStream.Start();
+        }
+
+        #endregion
+
+
+        // ======================================================================================
+        // === Private Function ===
+        // ======================================================================================
+
+        /// <summary>
+        /// 处理视频流
+        /// </summary>
+        private void NDIStream_ExecuteVideoFrame(object sender, VideoFrameEventArgs e)
+        {
+            NDIPreviewView view = this.GetView<NDIPreviewView>();
+            if (view == null)
+                return;
+
+            view.video.UpdateVideoFrame(e.Frame);
+        }
+
+    }
+}

VIZ.H2V.Module/NDIView/Controller/Manual/IManualController.cs

@@ -41,5 +41,13 @@ namespace VIZ.H2V.Module
         /// </summary>
         /// <param name="clipX">剪切X值</param>
         void Reset(double clipX);
+
+        /// <summary>
+        /// 获取 Savitzky Golay 算法值
+        /// </summary>
+        /// <param name="timeCode">时码</param>
+        /// <param name="value">值</param>
+        /// <returns>Savitzky Golay 算法值</returns>
+        Navigation3DSmoothWithSavitzkyGolayResult GetSavitzkyGolayValue(long timeCode, double value);
     }
 }

VIZ.H2V.Module/NDIView/Controller/Manual/ManualController.cs

@@ -43,6 +43,11 @@ namespace VIZ.H2V.Module
         public Navigation3DSmooth ClipBoxSmooth { get; private set; } = new Navigation3DSmooth();
 
         /// <summary>
+        /// 使用 Savitzky Golay 滤波器的算法
+        /// </summary>
+        public Navigation3DSmoothWithSavitzkyGolay ClipBoxSmoothWithSavitzkyGolay = new Navigation3DSmoothWithSavitzkyGolay(201, 2, 201);
+
+        /// <summary>
         /// 裁切框目标X坐标
         /// </summary>
         public double ClipBoxTargetX { get; set; } = (ApplicationDomainEx.VIDEO_WIDTH - ApplicationDomainEx.VIDEO_CLIP_BOX_WIDTH) / 2;
@@ -53,6 +58,17 @@ namespace VIZ.H2V.Module
         public IManualSupport Support { get; private set; }
 
         /// <summary>
+        /// 获取 Savitzky Golay 算法值
+        /// </summary>
+        /// <param name="timeCode">时码</param>
+        /// <param name="value">值</param>
+        /// <returns>Savitzky Golay 算法值</returns>
+        public Navigation3DSmoothWithSavitzkyGolayResult GetSavitzkyGolayValue(long timeCode, double value)
+        {
+            return this.ClipBoxSmoothWithSavitzkyGolay.Smooth(timeCode, value);
+        }
+
+        /// <summary>
         /// 获取计算值
         /// </summary>
         /// <param name="min">最小值</param>
@@ -74,7 +90,6 @@ namespace VIZ.H2V.Module
 
             // 其他情况不处理
             return this.ClipBoxTargetX;
-
         }
 
         /// <summary>

VIZ.H2V.Module/NDIView/VieweModel/NDIViewModel.Manual_NDI.cs

@@ -127,6 +127,9 @@ namespace VIZ.H2V.Module
                 this.UpdateClipBoxWithManualAndCenter();
             }
 
+            // 获取将要发送的裁切数据, 无论什么模式均要发送
+            Navigation3DSmoothWithSavitzkyGolayResult sendValue = this.ManualController.GetSavitzkyGolayValue(e.Frame.TimeStamp, this.ClipBoxX + ApplicationDomainEx.VIDEO_CLIP_BOX_WIDTH / 2);
+
             // 如果当前模式为手动模式或居中模式且处于接收裁切信号状态，并且需要进行裁切，那么发送手动裁切信号
             if (e.Frame != null && this.ViewStatus == NDIViewStatus.CropRoi && this.IsUseClip
                 && (this.StrategyMode == AlgorithmStrategyMode.center_mode || this.StrategyMode == AlgorithmStrategyMode.manual_mode))
@@ -153,7 +156,7 @@ namespace VIZ.H2V.Module
                     UdpEndpointManager manager_clip = ConnectionManager.UdpConnection.GetEndpointManager($"{this.ViewKey}__CLIP");
                     if (manager_clip != null)
                     {
-                        ClipSender.CropRoi(manager_clip, 0, roi, ApplicationDomainEx.VIDEO_CLIP_BOX_WIDTH, e.Frame.Height, e.Frame.TimeStamp);
+                        ClipSender.CropRoi(manager_clip, 0, this.GetManulRoi((int)sendValue.Value), ApplicationDomainEx.VIDEO_CLIP_BOX_WIDTH, e.Frame.Height, sendValue.TimeCode);
                     }
                 }
             }

VIZ.H2V.Module/NDIView/VieweModel/NDIViewModel.cs

@@ -241,6 +241,21 @@ namespace VIZ.H2V.Module
         }
 
         /// <summary>
+        /// 获取手动裁切框
+        /// </summary>
+        /// <param name="center">中心值</param>
+        /// <returns>手动裁切框</returns>
+        public List<int> GetManulRoi(int center)
+        {
+            int left = center - ApplicationDomainEx.VIDEO_CLIP_BOX_WIDTH / 2;
+            int top = 0;
+            int right = center + ApplicationDomainEx.VIDEO_CLIP_BOX_WIDTH / 2;
+            int bottom = 1080;
+
+            return new List<int> { left, top, right, bottom };
+        }
+
+        /// <summary>
         /// 清理视频控件
         /// </summary>
         /// <param name="context">清理视频控件上下文</param>

VIZ.H2V.Module/Setup/Provider/AppSetup_InitNDI.cs

@@ -67,6 +67,23 @@ namespace VIZ.H2V.Module
             NDIStream ndiStream4 = new NDIStream(localrecvname, config4?.StreamName, option4);
             VideoStreamManager.Append(NDIViewKeys.CAM_4, ndiStream4);
 
+            SystemConfig systemConfig = ApplicationDomainEx.LiteDbContext.SystemConfig.FindAll().FirstOrDefault();
+
+            // Preview 1
+            NDIStreamOption optionP1 = new NDIStreamOption() { Rotation = OpenCvSharp.RotateFlags.Rotate90Counterclockwise };
+            NDIStream ndiPreview1 = new NDIStream(localrecvname, systemConfig?.PreviewStreamName1, optionP1);
+            VideoStreamManager.Append(NDIViewKeys.Preview_1, ndiPreview1);
+
+            // Preview 2
+            NDIStreamOption optionP2 = new NDIStreamOption() { Rotation = OpenCvSharp.RotateFlags.Rotate90Counterclockwise };
+            NDIStream ndiPreview2 = new NDIStream(localrecvname, systemConfig?.PreviewStreamName2, optionP2);
+            VideoStreamManager.Append(NDIViewKeys.Preview_2, ndiPreview2);
+
+            // Preview 1
+            NDIStreamOption optionP3 = new NDIStreamOption() { Rotation = OpenCvSharp.RotateFlags.Rotate90Counterclockwise };
+            NDIStream ndiPreview3 = new NDIStream(localrecvname, systemConfig?.PreviewStreamName3, optionP3);
+            VideoStreamManager.Append(NDIViewKeys.Preview_3, ndiPreview3);
+
             return true;
         }
 

VIZ.H2V.Module/SystemSetting/Model/NDIStreamSelectionModel.cs

+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using VIZ.Framework.Core;
+using VIZ.H2V.Domain;
+
+namespace VIZ.H2V.Module
+{
+    /// <summary>
+    /// NDI流选择模型
+    /// </summary>
+    public class NDIStreamSelectionModel : ModelBase
+    {
+        #region NDIStreamInfos -- NDI流信息
+
+        private List<NDIStreamInfoModel> nDIStreamInfos;
+        /// <summary>
+        /// NDI流信息
+        /// </summary>
+        public List<NDIStreamInfoModel> NDIStreamInfos
+        {
+            get { return nDIStreamInfos; }
+            set { nDIStreamInfos = value; this.RaisePropertyChanged(nameof(NDIStreamInfos)); }
+        }
+
+        #endregion
+
+        #region NDIStreamInfosView -- NDI流信息视图
+
+        private ICollectionView ndiStreamInfosView;
+        /// <summary>
+        /// NDI流信息视图
+        /// </summary>
+        public ICollectionView NDIStreamInfosView
+        {
+            get { return ndiStreamInfosView; }
+            set { ndiStreamInfosView = value; this.RaisePropertyChanged(nameof(NDIStreamInfosView)); }
+        }
+
+        #endregion
+
+        #region SelectedNDIStreamInfo -- 选中的NDI流信息
+
+        private NDIStreamInfoModel selectedNDIStreamInfo;
+        /// <summary>
+        /// 选中的NDI流信息
+        /// </summary>
+        public NDIStreamInfoModel SelectedNDIStreamInfo
+        {
+            get { return selectedNDIStreamInfo; }
+            set { selectedNDIStreamInfo = value; this.RaisePropertyChanged(nameof(SelectedNDIStreamInfo)); }
+        }
+
+        #endregion
+
+    }
+}

VIZ.H2V.Module/SystemSetting/View/PreviewSettingPanelView.xaml

+<UserControl x:Class="VIZ.H2V.Module.PreviewSettingPanelView"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+             xmlns:local="clr-namespace:VIZ.H2V.Module"
+             xmlns:behaviors="http://schemas.microsoft.com/xaml/behaviors"
+             xmlns:toolkit="http://schemas.xceed.com/wpf/xaml/toolkit"
+             d:DataContext="{d:DesignInstance Type=local:PreviewSettingPanelViewModel}"
+             mc:Ignorable="d" 
+             d:DesignHeight="600" d:DesignWidth="800">
+    <UserControl.Resources>
+        <ResourceDictionary>
+            <ResourceDictionary.MergedDictionaries>
+                <ResourceDictionary Source="/VIZ.H2V.Module.Resource;component/Style/ComboBox/ComboBox_Setting.xaml"></ResourceDictionary>
+                <ResourceDictionary Source="/VIZ.H2V.Module.Resource;component/Style/Button/Button_Setting.xaml"></ResourceDictionary>
+                <ResourceDictionary Source="/VIZ.H2V.Module.Resource;component/Style/TextBox/TextBox_Setting.xaml"></ResourceDictionary>
+                <ResourceDictionary Source="/VIZ.H2V.Module.Resource;component/Style/TextBox/TextBox_Setting.xaml"></ResourceDictionary>
+                <ResourceDictionary Source="/VIZ.H2V.Module.Resource;component/Style/CheckBox/CheckBox_Setting.xaml"></ResourceDictionary>
+            </ResourceDictionary.MergedDictionaries>
+
+            <DataTemplate x:Key="NDI_ItemTemplate">
+                <Border Background="Transparent" IsHitTestVisible="False">
+                    <TextBlock Text="{Binding Path=FullName}" Foreground="White" FontSize="16"></TextBlock>
+                </Border>
+            </DataTemplate>
+        </ResourceDictionary>
+    </UserControl.Resources>
+
+    <behaviors:Interaction.Triggers>
+        <behaviors:EventTrigger EventName="Loaded">
+            <behaviors:InvokeCommandAction Command="{Binding LoadedCommand}" />
+        </behaviors:EventTrigger>
+    </behaviors:Interaction.Triggers>
+
+    <Border>
+        <Grid Margin="45,60,40,0" Grid.Row="1">
+            <Grid.RowDefinitions>
+                <RowDefinition Height="60"></RowDefinition>
+                <RowDefinition Height="60"></RowDefinition>
+                <RowDefinition Height="60"></RowDefinition>
+                <RowDefinition Height="60"></RowDefinition>
+                <RowDefinition Height="60"></RowDefinition>
+                <RowDefinition Height="60"></RowDefinition>
+                <RowDefinition Height="60"></RowDefinition>
+                <RowDefinition Height="*"></RowDefinition>
+            </Grid.RowDefinitions>
+            <!-- 输入源 -->
+            <TextBlock Text="视频输入" Foreground="White" FontSize="18" VerticalAlignment="Center"></TextBlock>
+            <StackPanel Orientation="Horizontal" VerticalAlignment="Center" HorizontalAlignment="Right">
+                <TextBlock Text="仅显示本机视频输入" Foreground="#aaffffff" VerticalAlignment="Center"></TextBlock>
+                <CheckBox Style="{StaticResource CheckBox_Setting}" VerticalAlignment="Center" 
+                          HorizontalAlignment="Right" Margin="10,0,0,0"
+                          IsChecked="{Binding Path=IsShowLocalStream,Mode=TwoWay}"></CheckBox>
+            </StackPanel>
+            <!-- Preview 1 -->
+            <Grid Grid.Row="1">
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="120"></ColumnDefinition>
+                    <ColumnDefinition Width="*"></ColumnDefinition>
+                </Grid.ColumnDefinitions>
+                <TextBlock Text="预览 1" Foreground="#AAFFFFFF" FontSize="20" VerticalAlignment="Center" Grid.Row="8"></TextBlock>
+                <ComboBox Grid.Column="1" Style="{StaticResource ComboBox_Setting}" Height="40"
+                          ItemTemplate="{StaticResource NDI_ItemTemplate}"
+                          ItemsSource="{Binding Path=Preview_1.NDIStreamInfosView,Mode=OneWay}"
+                          SelectedValue="{Binding Path=Preview_1.SelectedNDIStreamInfo,Mode=TwoWay}">
+                </ComboBox>
+            </Grid>
+            <!-- Preview 2 -->
+            <Grid Grid.Row="2">
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="120"></ColumnDefinition>
+                    <ColumnDefinition Width="*"></ColumnDefinition>
+                </Grid.ColumnDefinitions>
+                <TextBlock Text="预览 2" Foreground="#AAFFFFFF" FontSize="20" VerticalAlignment="Center" Grid.Row="8"></TextBlock>
+                <ComboBox Grid.Column="1" Style="{StaticResource ComboBox_Setting}" Height="40"
+                          ItemTemplate="{StaticResource NDI_ItemTemplate}"
+                          ItemsSource="{Binding Path=Preview_2.NDIStreamInfosView,Mode=OneWay}"
+                          SelectedValue="{Binding Path=Preview_2.SelectedNDIStreamInfo,Mode=TwoWay}">
+                </ComboBox>
+            </Grid>
+            <!-- Preview 3 -->
+            <Grid Grid.Row="3">
+                <Grid.ColumnDefinitions>
+                    <ColumnDefinition Width="120"></ColumnDefinition>
+                    <ColumnDefinition Width="*"></ColumnDefinition>
+                </Grid.ColumnDefinitions>
+                <TextBlock Text="预览 3" Foreground="#AAFFFFFF" FontSize="20" VerticalAlignment="Center" Grid.Row="8"></TextBlock>
+                <ComboBox Grid.Column="1" Style="{StaticResource ComboBox_Setting}" Height="40"
+                          ItemTemplate="{StaticResource NDI_ItemTemplate}"
+                          ItemsSource="{Binding Path=Preview_3.NDIStreamInfosView,Mode=OneWay}"
+                          SelectedValue="{Binding Path=Preview_3.SelectedNDIStreamInfo,Mode=TwoWay}">
+                </ComboBox>
+            </Grid>
+        </Grid>
+    </Border>
+</UserControl>

VIZ.H2V.Module/SystemSetting/View/PreviewSettingPanelView.xaml.cs

+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using VIZ.Framework.Core;
+
+namespace VIZ.H2V.Module
+{
+    /// <summary>
+    /// PreviewSettingPanelView.xaml 的交互逻辑
+    /// </summary>
+    public partial class PreviewSettingPanelView : UserControl
+    {
+        public PreviewSettingPanelView()
+        {
+            InitializeComponent();
+
+            WPFHelper.BindingViewModel(this, new PreviewSettingPanelViewModel());
+        }
+    }
+}

VIZ.H2V.Module/SystemSetting/View/SystemSettingView.xaml

@@ -47,6 +47,8 @@
                          x:Name="rbHotkey" Style="{StaticResource RadioButton_Setting}"></RadioButton>
             <RadioButton Content="Tally" Height="50" Foreground="White" FontSize="22" VerticalContentAlignment="Center"
                          x:Name="rbTally" Style="{StaticResource RadioButton_Setting}"></RadioButton>
+            <RadioButton Content="预览" Height="50" Foreground="White" FontSize="22" VerticalContentAlignment="Center"
+                         x:Name="rbPreview" Style="{StaticResource RadioButton_Setting}"></RadioButton>
             <RadioButton Content="关于" Height="50" Foreground="White" FontSize="22" VerticalContentAlignment="Center"
                          x:Name="rbAbout" Style="{StaticResource RadioButton_Setting}"></RadioButton>
         </StackPanel>
@@ -61,6 +63,8 @@
                                            IsSelected="{Binding ElementName=rbHotkey,Path=IsChecked,Mode=OneWay}"></fcommon:NavigationItemControl>
             <fcommon:NavigationItemControl ViewType="{x:Type local:TallySettingPanelView}"
                                            IsSelected="{Binding ElementName=rbTally,Path=IsChecked,Mode=OneWay}"></fcommon:NavigationItemControl>
+            <fcommon:NavigationItemControl ViewType="{x:Type local:PreviewSettingPanelView}"
+                                           IsSelected="{Binding ElementName=rbPreview,Path=IsChecked,Mode=OneWay}"></fcommon:NavigationItemControl>
             <fcommon:NavigationItemControl ViewType="{x:Type local:AboutPanelView}"
                                            IsSelected="{Binding ElementName=rbAbout,Path=IsChecked,Mode=OneWay}"></fcommon:NavigationItemControl>
         </fcommon:NavigationControl>

VIZ.H2V.Module/SystemSetting/ViewModel/PreviewSettingPanelViewModel.cs

+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Data;
+using VIZ.Framework.Common;
+using VIZ.Framework.Core;
+using VIZ.H2V.Domain;
+using VIZ.H2V.Storage;
+
+namespace VIZ.H2V.Module
+{
+    /// <summary>
+    /// 预览设置面板视图模型
+    /// </summary>
+    public class PreviewSettingPanelViewModel : ViewModelBase, ISystemSetting
+    {
+        public PreviewSettingPanelViewModel()
+        {
+            this.LoadedCommand = new VCommand(this.Loaded);
+        }
+
+        // ======================================================================================
+        // === Field ===
+        // ======================================================================================
+
+        /// <summary>
+        /// 系统设置
+        /// </summary>
+        private SystemConfig SystemConfig;
+
+        // ======================================================================================
+        // === Property ===
+        // ======================================================================================
+
+        #region IsShowLocalStream -- 是否显示本地流
+
+        private bool isShowLocalStream;
+        /// <summary>
+        /// 是否显示本地流
+        /// </summary>
+        public bool IsShowLocalStream
+        {
+            get { return isShowLocalStream; }
+            set
+            {
+                isShowLocalStream = value;
+                this.RaisePropertyChanged(nameof(IsShowLocalStream));
+
+                this.Preview_1.NDIStreamInfosView.Refresh();
+                this.Preview_2.NDIStreamInfosView.Refresh();
+                this.Preview_3.NDIStreamInfosView.Refresh();
+            }
+        }
+
+        #endregion
+
+        #region Preview_1 -- 预览 1
+
+        private NDIStreamSelectionModel preview_1 = new NDIStreamSelectionModel();
+        /// <summary>
+        /// 预览 1
+        /// </summary>
+        public NDIStreamSelectionModel Preview_1
+        {
+            get { return preview_1; }
+            set { preview_1 = value; this.RaisePropertyChanged(nameof(Preview_1)); }
+        }
+
+        #endregion
+
+        #region Preview_2 -- 预览 2
+
+        private NDIStreamSelectionModel preview_2 = new NDIStreamSelectionModel();
+        /// <summary>
+        /// 预览 2
+        /// </summary>
+        public NDIStreamSelectionModel Preview_2
+        {
+            get { return preview_2; }
+            set { preview_2 = value; this.RaisePropertyChanged(nameof(Preview_2)); }
+        }
+
+        #endregion
+
+        #region Preview_3 -- 预览 3
+
+        private NDIStreamSelectionModel preview_3 = new NDIStreamSelectionModel();
+        /// <summary>
+        /// 预览 3
+        /// </summary>
+        public NDIStreamSelectionModel Preview_3
+        {
+            get { return preview_3; }
+            set { preview_3 = value; this.RaisePropertyChanged(nameof(Preview_3)); }
+        }
+
+        #endregion
+
+        // ======================================================================================
+        // === Commond ===
+        // ======================================================================================
+
+        #region LoadedCommand -- 加载命令
+
+        /// <summary>
+        /// 加载命令
+        /// </summary>
+        public VCommand LoadedCommand { get; set; }
+
+        /// <summary>
+        /// 加载
+        /// </summary>
+        private void Loaded()
+        {
+            SystemSettingViewModel vm = WPFHelper.GetAncestorByType<SystemSettingView>(this.GetView<FrameworkElement>()).DataContext as SystemSettingViewModel;
+
+            vm.Settings.Add(this);
+            this.SystemConfig = vm.SystemConfig;
+
+            this.LoadNdiStreamInfo(NDIViewKeys.Preview_1, this.Preview_1);
+            this.LoadNdiStreamInfo(NDIViewKeys.Preview_2, this.Preview_2);
+            this.LoadNdiStreamInfo(NDIViewKeys.Preview_3, this.Preview_3);
+        }
+
+        #endregion
+
+
+        /// <summary>
+        /// 加载NDI流信息
+        /// </summary>
+        /// <param name="viewKey">视图键</param>
+        /// <param name="selectionModel">NDI流选择模型</param>
+        private void LoadNdiStreamInfo(string viewKey, NDIStreamSelectionModel selectionModel)
+        {
+            NDIStream ndiStream = VideoStreamManager.Get<NDIStream>(viewKey);
+
+            List<NDIStreamInfoModel> list = new List<NDIStreamInfoModel>();
+            NDIStreamInfoModel none = new NDIStreamInfoModel();
+            list.Add(none);
+
+            NDIStreamInfoModel selected = none;
+
+            if (ndiStream.StreamInfos != null && ndiStream.StreamInfos.Count > 0)
+            {
+                string localName = System.Net.Dns.GetHostName();
+
+                foreach (NDIStreamInfo info in ndiStream.StreamInfos)
+                {
+                    NDIStreamInfoModel model = new NDIStreamInfoModel();
+                    model.FullName = info.FullName;
+                    model.Address = info.Address;
+                    model.IsLocalStream = info.Machine == localName;
+                    if (model.FullName == ndiStream.RemoteSenderName)
+                    {
+                        selected = model;
+                    }
+
+                    list.Add(model);
+                }
+            }
+
+            none.IsLocalStream = true;
+
+            selectionModel.NDIStreamInfos = list;
+            selectionModel.NDIStreamInfosView = CollectionViewSource.GetDefaultView(selectionModel.NDIStreamInfos);
+            selectionModel.NDIStreamInfosView.Filter = o => this.NDIStreamInfosViewFilter(o as NDIStreamInfoModel);
+            selectionModel.SelectedNDIStreamInfo = selected;
+        }
+
+        /// <summary>
+        /// NDI流视图筛选器
+        /// </summary>
+        /// <param name="model">NDI流模型</param>
+        /// <returns>是否通过筛选</returns>
+        private bool NDIStreamInfosViewFilter(NDIStreamInfoModel model)
+        {
+            if (model == null)
+                return true;
+
+            if (!this.IsShowLocalStream)
+                return true;
+
+            return model.IsLocalStream;
+        }
+
+        /// <summary>
+        /// 是否需要保存
+        /// </summary>
+        /// <returns>是否需要保存</returns>
+        public bool IsNeedSave()
+        {
+            if (this.SystemConfig.PreviewStreamName1 != this.Preview_1.SelectedNDIStreamInfo?.FullName)
+                return true;
+            if (this.SystemConfig.PreviewStreamName2 != this.Preview_2.SelectedNDIStreamInfo?.FullName)
+                return true;
+            if (this.SystemConfig.PreviewStreamName3 != this.Preview_3.SelectedNDIStreamInfo?.FullName)
+                return true;
+
+            return false;
+        }
+
+        /// <summary>
+        /// 保存
+        /// </summary>
+        /// <returns>是否成功保存</returns>
+        public bool Save()
+        {
+            this.SystemConfig.PreviewStreamName1 = this.Preview_1.SelectedNDIStreamInfo?.FullName;
+            this.SystemConfig.PreviewStreamName2 = this.Preview_2.SelectedNDIStreamInfo?.FullName;
+            this.SystemConfig.PreviewStreamName3 = this.Preview_3.SelectedNDIStreamInfo?.FullName;
+
+            ApplicationDomainEx.LiteDbContext.SystemConfig.Update(this.SystemConfig);
+
+            VideoStreamManager.Get<NDIStream>(NDIViewKeys.Preview_1)?.ChangeRemoteSenderName(this.SystemConfig.PreviewStreamName1);
+            VideoStreamManager.Get<NDIStream>(NDIViewKeys.Preview_2)?.ChangeRemoteSenderName(this.SystemConfig.PreviewStreamName2);
+            VideoStreamManager.Get<NDIStream>(NDIViewKeys.Preview_3)?.ChangeRemoteSenderName(this.SystemConfig.PreviewStreamName3);
+
+            return true;
+        }
+
+        /// <summary>
+        /// 取消
+        /// </summary>
+        public void Cancel()
+        {
+
+        }
+    }
+}

VIZ.H2V.Module/VIZ.H2V.Module.csproj

@@ -132,6 +132,10 @@
     </Reference>
   </ItemGroup>
   <ItemGroup>
+    <Page Include="NDIPreviewView\View\NDIPreviewView.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="NDISettingView\View\Algorithm\AlgorithmNearPanelView.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -152,6 +156,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="SystemSetting\View\PreviewSettingPanelView.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="SystemSetting\View\AboutPanelView.xaml">
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
@@ -205,6 +213,10 @@
     <Compile Include="NDIMainView\Controller\Loop\ILoopSupport.cs" />
     <Compile Include="NDIMainView\Controller\Loop\LoopController.cs" />
     <Compile Include="NDIMainView\Service\INDIMainViewService.cs" />
+    <Compile Include="NDIPreviewView\ViewModel\NDIPreviewViewModel.cs" />
+    <Compile Include="NDIPreviewView\View\NDIPreviewView.xaml.cs">
+      <DependentUpon>NDIPreviewView.xaml</DependentUpon>
+    </Compile>
     <Compile Include="NDISettingView\ViewModel\Algorithm\AlgorithmCablewayPanelViewModel.cs" />
     <Compile Include="NDISettingView\ViewModel\Algorithm\AlgorithmTacticsPanelViewModel.cs" />
     <Compile Include="NDISettingView\ViewModel\INDISetting.cs" />
@@ -240,6 +252,11 @@
     <Compile Include="NDIView\VieweModel\Part\NDIViewTallyPartViewModel.cs" />
     <Compile Include="NDIView\VieweModel\Part\NDIViewToolPartViewModel.cs" />
     <Compile Include="Permissions\PermissionsCheck.cs" />
+    <Compile Include="SystemSetting\Model\NDIStreamSelectionModel.cs" />
+    <Compile Include="SystemSetting\ViewModel\PreviewSettingPanelViewModel.cs" />
+    <Compile Include="SystemSetting\View\PreviewSettingPanelView.xaml.cs">
+      <DependentUpon>PreviewSettingPanelView.xaml</DependentUpon>
+    </Compile>
     <Compile Include="Setup\Provider\AppSetup_GPIO2USB.cs" />
     <Compile Include="Setup\Provider\AppSetup_Navigation3DConfig.cs" />
     <Compile Include="Setup\Provider\AppSetup_Algorithm.cs" />

VIZ.H2V.Storage/LiteDB/System/SystemConfig.cs

@@ -104,5 +104,20 @@ namespace VIZ.H2V.Storage
         /// Tally信息 -- 窗口4
         /// </summary>
         public TallyInfo TallyInfo4 { get; set; } = new TallyInfo();
+
+        /// <summary>
+        /// 预览流 1
+        /// </summary>
+        public string PreviewStreamName1 { get; set; }
+
+        /// <summary>
+        /// 预览流 2
+        /// </summary>
+        public string PreviewStreamName2 { get; set; }
+
+        /// <summary>
+        /// 预览流 3
+        /// </summary>
+        public string PreviewStreamName3 { get; set; }
     }
 }