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判断状态

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zqm
2026-03-26 22:54:14 +08:00
parent 452caa6d89
commit d522eea509
7 changed files with 203 additions and 38 deletions
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113
Windows/CS/Framework4.0/Camera/Camera/Camera.cs
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@@ -8,6 +8,9 @@ using System.IO;
using System.Security.Cryptography;
using System.Text.RegularExpressions;
using System.Threading;
using Emgu.CV;
using Emgu.CV.CvEnum;
using Emgu.CV.Structure;
namespace Camera
{
@@ -30,6 +33,7 @@ namespace Camera
private ConcurrentDictionary<int, Rectangle> _ledZones = new ConcurrentDictionary<int, Rectangle>();
private ConcurrentDictionary<int, Color> _ledZoneColors = new ConcurrentDictionary<int, Color>();
private ConcurrentDictionary<int, string> _ledZoneDetectionResults = new ConcurrentDictionary<int, string>();
private LedDetector _ledDetector = new LedDetector();
private Color _detectionZoneColor = Color.Black;
// 检测状态
@@ -81,11 +85,48 @@ namespace Camera
}
}
private static bool _isEmguCvAvailable = false;
private static string _emguCvError = "";
public static bool CheckEmguCv()
{
try
{
using (var testImage = new Image<Bgr, byte>(1, 1))
{
testImage.Dispose();
}
_isEmguCvAvailable = true;
return true;
}
catch (Exception ex)
{
_isEmguCvAvailable = false;
_emguCvError = ex.Message;
return false;
}
}
public static bool IsEmguCvAvailable()
{
return _isEmguCvAvailable;
}
public static string GetEmguCvError()
{
return _emguCvError;
}
/// <summary>
/// 开始获取图像
/// </summary>
public void Start()
{
if (!CheckEmguCv())
{
throw new InvalidOperationException("Emgu CV 初始化失败：" + _emguCvError);
}
Stop();
_timer = new System.Timers.Timer(200);
@@ -523,51 +564,53 @@ namespace Camera
private void DetectLedZones(Image image)
{
if (image == null || _ledZones.Count == 0) return;
if (_detectionZone.Width <= 0 || _detectionZone.Height <= 0) return;
try
{
using (Bitmap bmp = new Bitmap(image))
{
foreach (var kvp in _ledZones)
if (_detectionZone.X < 0 || _detectionZone.Y < 0 ||
_detectionZone.X + _detectionZone.Width > bmp.Width ||
_detectionZone.Y + _detectionZone.Height > bmp.Height)
return;
using (var imageBgr = new Image<Bgr, byte>(bmp))
{
int index = kvp.Key;
Rectangle zone = kvp.Value;
if (zone.Width <= 0 || zone.Height <= 0) continue;
if (zone.X < 0 || zone.Y < 0 || zone.X + zone.Width > bmp.Width || zone.Y + zone.Height > bmp.Height)
continue;
int redPixelCount = 0;
int greenPixelCount = 0;
int totalPixels = 0;
for (int x = zone.X; x < zone.X + zone.Width; x++)
foreach (var kvp in _ledZones)
{
for (int y = zone.Y; y < zone.Y + zone.Height; y++)
int index = kvp.Key;
Rectangle zone = kvp.Value;
if (zone.Width <= 0 || zone.Height <= 0) continue;
Rectangle ledRect = new Rectangle(
_detectionZone.X + zone.X,
_detectionZone.Y + zone.Y,
zone.Width,
zone.Height);
if (ledRect.X < 0 || ledRect.Y < 0 ||
ledRect.X + ledRect.Width > bmp.Width ||
ledRect.Y + ledRect.Height > bmp.Height)
continue;
var detectResult = _ledDetector.Detect(imageBgr, ledRect);
string result = "";
if (detectResult.Item1 == LedState.On)
{
Color pixel = bmp.GetPixel(x, y);
if (pixel.R > 150 && pixel.G < 100 && pixel.B < 100)
{
redPixelCount++;
}
else if (pixel.G > 150 && pixel.R < 100 && pixel.B < 100)
{
greenPixelCount++;
}
totalPixels++;
if (detectResult.Item2 == LedColor.Red)
result = "Red";
else if (detectResult.Item2 == LedColor.Green)
result = "Green";
else if (detectResult.Item2 == LedColor.Blue)
result = "Blue";
}
else
{
result = "Off";
}
_ledZoneDetectionResults[index] = result;
}
string result = "";
if (totalPixels > 0)
{
if (redPixelCount * 100 / totalPixels > 30)
result = "Red";
else if (greenPixelCount * 100 / totalPixels > 30)
result = "Green";
}
_ledZoneDetectionResults[index] = result;
}
}
}

38
Windows/CS/Framework4.0/Camera/Camera/Camera.csproj
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@@ -1,5 +1,6 @@
<?xml version="1.0" encoding="utf-8"?>
<Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\packages\EmguCV.3.1.0.1\build\EmguCV.props" Condition="Exists('..\packages\EmguCV.3.1.0.1\build\EmguCV.props')" />
<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -11,6 +12,8 @@
<TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
<FileAlignment>512</FileAlignment>
<Deterministic>true</Deterministic>
<NuGetPackageImportStamp>
</NuGetPackageImportStamp>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<PlatformTarget>AnyCPU</PlatformTarget>
@@ -35,6 +38,21 @@
<StartupObject />
</PropertyGroup>
<ItemGroup>
<Reference Include="Emgu.CV.UI, Version=3.1.0.2282, Culture=neutral, PublicKeyToken=7281126722ab4438, processorArchitecture=MSIL">
<HintPath>..\packages\EmguCV.3.1.0.1\lib\net30\Emgu.CV.UI.dll</HintPath>
</Reference>
<Reference Include="Emgu.CV.UI.GL, Version=3.1.0.2282, Culture=neutral, PublicKeyToken=7281126722ab4438, processorArchitecture=MSIL">
<HintPath>..\packages\EmguCV.3.1.0.1\lib\net30\Emgu.CV.UI.GL.dll</HintPath>
</Reference>
<Reference Include="Emgu.CV.World, Version=3.1.0.2282, Culture=neutral, PublicKeyToken=7281126722ab4438, processorArchitecture=MSIL">
<HintPath>..\packages\EmguCV.3.1.0.1\lib\net30\Emgu.CV.World.dll</HintPath>
</Reference>
<Reference Include="OpenTK, Version=1.1.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
<HintPath>..\packages\OpenTK.1.1.2225.0\lib\net20\OpenTK.dll</HintPath>
</Reference>
<Reference Include="OpenTK.GLControl, Version=1.1.0.0, Culture=neutral, PublicKeyToken=bad199fe84eb3df4, processorArchitecture=MSIL">
<HintPath>..\packages\OpenTK.GLControl.1.1.2225.0\lib\net20\OpenTK.GLControl.dll</HintPath>
</Reference>
<Reference Include="System" />
<Reference Include="System.Core" />
<Reference Include="System.Xml.Linq" />
@@ -45,9 +63,13 @@
<Reference Include="System.Drawing" />
<Reference Include="System.Windows.Forms" />
<Reference Include="System.Xml" />
<Reference Include="ZedGraph, Version=5.1.5.28844, Culture=neutral, PublicKeyToken=02a83cbd123fcd60, processorArchitecture=MSIL">
<HintPath>..\packages\ZedGraph.5.1.5\lib\ZedGraph.dll</HintPath>
</Reference>
</ItemGroup>
<ItemGroup>
<Compile Include="Camera.cs" />
<Compile Include="LedDetector.cs" />
<Compile Include="Setting.cs" />
<Compile Include="Setting.Designer.cs">
<DependentUpon>Setting.cs</DependentUpon>
@@ -66,6 +88,8 @@
<AutoGen>True</AutoGen>
<DependentUpon>Resources.resx</DependentUpon>
</Compile>
<None Include="OpenTK.dll.config" />
<None Include="packages.config" />
<None Include="Properties\Settings.settings">
<Generator>SettingsSingleFileGenerator</Generator>
<LastGenOutput>Settings.Designer.cs</LastGenOutput>
@@ -76,5 +100,19 @@
<DesignTimeSharedInput>True</DesignTimeSharedInput>
</Compile>
</ItemGroup>
<ItemGroup>
<Content Include="x64\cvextern.dll" />
<Content Include="x64\opencv_ffmpeg310_64.dll" />
<Content Include="x86\cvextern.dll" />
<Content Include="x86\opencv_ffmpeg310.dll" />
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
<Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
<PropertyGroup>
<ErrorText>这台计算机上缺少此项目引用的 NuGet 程序包。使用“NuGet 程序包还原”可下载这些程序包。有关更多信息，请参见 http://go.microsoft.com/fwlink/?LinkID=322105。缺少的文件是 {0}。</ErrorText>
</PropertyGroup>
<Error Condition="!Exists('..\packages\EmguCV.3.1.0.1\build\EmguCV.props')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\EmguCV.3.1.0.1\build\EmguCV.props'))" />
<Error Condition="!Exists('..\packages\EmguCV.3.1.0.1\build\EmguCV.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\packages\EmguCV.3.1.0.1\build\EmguCV.targets'))" />
</Target>
<Import Project="..\packages\EmguCV.3.1.0.1\build\EmguCV.targets" Condition="Exists('..\packages\EmguCV.3.1.0.1\build\EmguCV.targets')" />
</Project>

45
Windows/CS/Framework4.0/Camera/Camera/LedDetector.cs Normal file
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@@ -0,0 +1,45 @@
using System;
using System.Drawing;
using Emgu.CV;
using Emgu.CV.CvEnum;
using Emgu.CV.Structure;
public enum LedState { Off, On }
public enum LedColor { Unknown, Red, Green, Blue }
public class LedDetector
{
public Tuple<LedState, LedColor> Detect(Image<Bgr, byte> image, Rectangle roi)
{
using (Image<Bgr, byte> subImg = image.GetSubRect(roi))
using (Image<Hsv, byte> hsv = subImg.Convert<Hsv, byte>())
{
Image<Gray, byte> H = hsv[0];
Image<Gray, byte> S = hsv[1];
Image<Gray, byte> V = hsv[2];
double avgH = CvInvoke.Mean(H).V0;
double avgS = CvInvoke.Mean(S).V0;
double avgV = CvInvoke.Mean(V).V0;
H.Dispose();
S.Dispose();
V.Dispose();
bool isOff = (avgS < 38) || (avgV < 55);
if (isOff)
return new Tuple<LedState, LedColor>(LedState.Off, LedColor.Unknown);
LedColor color = LedColor.Unknown;
if ((avgH >= 0 && avgH <= 10) || (avgH >= 170 && avgH <= 180))
color = LedColor.Red;
else if (avgH >= 35 && avgH <= 75)
color = LedColor.Green;
else if (avgH >= 90 && avgH <= 130)
color = LedColor.Blue;
return new Tuple<LedState, LedColor>(LedState.On, color);
}
}
}

25
Windows/CS/Framework4.0/Camera/Camera/OpenTK.dll.config Normal file
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@@ -0,0 +1,25 @@
<configuration>
<dllmap os="linux" dll="opengl32.dll" target="libGL.so.1"/>
<dllmap os="linux" dll="glu32.dll" target="libGLU.so.1"/>
<dllmap os="linux" dll="openal32.dll" target="libopenal.so.1"/>
<dllmap os="linux" dll="alut.dll" target="libalut.so.0"/>
<dllmap os="linux" dll="opencl.dll" target="libOpenCL.so"/>
<dllmap os="linux" dll="libX11" target="libX11.so.6"/>
<dllmap os="linux" dll="libXi" target="libXi.so.6"/>
<dllmap os="linux" dll="SDL2.dll" target="libSDL2-2.0.so.0"/>
<dllmap os="osx" dll="opengl32.dll" target="/System/Library/Frameworks/OpenGL.framework/OpenGL"/>
<dllmap os="osx" dll="openal32.dll" target="/System/Library/Frameworks/OpenAL.framework/OpenAL" />
<dllmap os="osx" dll="alut.dll" target="/System/Library/Frameworks/OpenAL.framework/OpenAL" />
<dllmap os="osx" dll="libGLES.dll" target="/System/Library/Frameworks/OpenGLES.framework/OpenGLES" />
<dllmap os="osx" dll="libGLESv1_CM.dll" target="/System/Library/Frameworks/OpenGLES.framework/OpenGLES" />
<dllmap os="osx" dll="libGLESv2.dll" target="/System/Library/Frameworks/OpenGLES.framework/OpenGLES" />
<dllmap os="osx" dll="opencl.dll" target="/System/Library/Frameworks/OpenCL.framework/OpenCL"/>
<dllmap os="osx" dll="SDL2.dll" target="libSDL2.dylib"/>
<!-- XQuartz compatibility (X11 on Mac) -->
<dllmap os="osx" dll="libGL.so.1" target="/usr/X11/lib/libGL.dylib"/>
<dllmap os="osx" dll="libX11" target="/usr/X11/lib/libX11.dylib"/>
<dllmap os="osx" dll="libXcursor.so.1" target="/usr/X11/lib/libXcursor.dylib"/>
<dllmap os="osx" dll="libXi" target="/usr/X11/lib/libXi.dylib"/>
<dllmap os="osx" dll="libXinerama" target="/usr/X11/lib/libXinerama.dylib"/>
<dllmap os="osx" dll="libXrandr.so.2" target="/usr/X11/lib/libXrandr.dylib"/>
</configuration>

7
Windows/CS/Framework4.0/Camera/Camera/packages.config Normal file
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@@ -0,0 +1,7 @@
<?xml version="1.0" encoding="utf-8"?>
<packages>
<package id="EmguCV" version="3.1.0.1" targetFramework="net40" />
<package id="OpenTK" version="1.1.2225.0" targetFramework="net40" />
<package id="OpenTK.GLControl" version="1.1.2225.0" targetFramework="net40" />
<package id="ZedGraph" version="5.1.5" targetFramework="net40" />
</packages>

11
Windows/CS/Framework4.0/Camera/Test/Form1.cs
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@@ -50,8 +50,15 @@ namespace Test
{
if (button1.Text == "获取摄像头图像")
{
button1.Text = "停止获取";
_camera.Start();
try
{
_camera.Start();
button1.Text = "停止获取";
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
else
{

2
Windows/CS/Framework4.0/Camera/Test/Test.csproj
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@@ -13,7 +13,7 @@
<Deterministic>true</Deterministic>
</PropertyGroup>
<PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
<PlatformTarget>AnyCPU</PlatformTarget>
<PlatformTarget>x86</PlatformTarget>
<DebugSymbols>true</DebugSymbols>
<DebugType>full</DebugType>
<Optimize>false</Optimize>