李伟
102 lines
3.7 KiB
C#
102 lines
3.7 KiB
C#
// ============================================================================
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// Copyright © 2026 Hexagon Technology Center GmbH. All Rights Reserved.
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// 文件名: MorphologyProcessor.cs
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// 描述: 形态学处理算子，用于二值图像的形态学操作
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// 功能:
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// - 腐蚀（Erode）：收缩目标区域
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// - 膨胀（Dilate）：扩张目标区域
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// - 开运算（Open）：先腐蚀后膨胀，去除小目标
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// - 闭运算（Close）：先膨胀后腐蚀，填充小孔洞
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// 算法: 数学形态学运算
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// 作者: 李伟 wei.lw.li@hexagon.com
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// ============================================================================
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using Emgu.CV;
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using Emgu.CV.CvEnum;
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using Emgu.CV.Structure;
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using XP.ImageProcessing.Core;
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using Serilog;
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using System.Drawing;
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namespace XP.ImageProcessing.Processors;
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/// <summary>
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/// 形态学处理算子
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/// </summary>
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public class MorphologyProcessor : ImageProcessorBase
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{
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private static readonly ILogger _logger = Log.ForContext<MorphologyProcessor>();
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public MorphologyProcessor()
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{
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Name = LocalizationHelper.GetString("MorphologyProcessor_Name");
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Description = LocalizationHelper.GetString("MorphologyProcessor_Description");
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}
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protected override void InitializeParameters()
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{
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Parameters.Add("Operation", new ProcessorParameter(
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"Operation",
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LocalizationHelper.GetString("MorphologyProcessor_Operation"),
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typeof(string),
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"Erode",
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null,
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null,
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LocalizationHelper.GetString("MorphologyProcessor_Operation_Desc"),
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new string[] { "Erode", "Dilate", "Open", "Close" }));
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Parameters.Add("KernelSize", new ProcessorParameter(
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"KernelSize",
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LocalizationHelper.GetString("MorphologyProcessor_KernelSize"),
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typeof(int),
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3,
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1,
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21,
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LocalizationHelper.GetString("MorphologyProcessor_KernelSize_Desc")));
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Parameters.Add("Iterations", new ProcessorParameter(
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"Iterations",
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LocalizationHelper.GetString("MorphologyProcessor_Iterations"),
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typeof(int),
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1,
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1,
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10,
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LocalizationHelper.GetString("MorphologyProcessor_Iterations_Desc")));
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_logger.Debug("InitializeParameters");
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}
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public override Image<Gray, byte> Process(Image<Gray, byte> inputImage)
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{
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string operation = GetParameter<string>("Operation");
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int kernelSize = GetParameter<int>("KernelSize");
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int iterations = GetParameter<int>("Iterations");
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var kernel = CvInvoke.GetStructuringElement(ElementShape.Rectangle, new Size(kernelSize, kernelSize), new Point(-1, -1));
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var result = inputImage.Clone();
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switch (operation)
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{
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case "Erode":
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CvInvoke.Erode(inputImage, result, kernel, new Point(-1, -1),
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iterations, BorderType.Default, default);
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break;
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case "Dilate":
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CvInvoke.Dilate(inputImage, result, kernel, new Point(-1, -1),
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iterations, BorderType.Default, default);
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break;
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case "Open":
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CvInvoke.MorphologyEx(inputImage, result, MorphOp.Open, kernel,
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new Point(-1, -1), iterations, BorderType.Default, default);
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break;
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case "Close":
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CvInvoke.MorphologyEx(inputImage, result, MorphOp.Close, kernel,
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new Point(-1, -1), iterations, BorderType.Default, default);
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break;
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}
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_logger.Debug("Process:Operation = {operation},KernelSize = {kernelSize},Iterations = {iterations}", operation, kernelSize, iterations);
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return result;
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}
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} |