效果

项目

代码

using OpenCvSharp;
using System;
using System.Drawing;
using System.Windows.Forms;namespace OpenCvSharp_Demo
{public partial class frmMain : Form{public frmMain(){InitializeComponent();}string image_path = "";private void Form1_Load(object sender, EventArgs e){image_path = "1.jpg";pictureBox1.Image = new Bitmap(image_path);}private void button2_Click(object sender, EventArgs e){Mat gray = new Mat(image_path, ImreadModes.Grayscale);Mat binary = new Mat();Cv2.AdaptiveThreshold(~gray, binary, 255, AdaptiveThresholdTypes.MeanC, ThresholdTypes.Binary, 15, -2);Mat kernel = Cv2.GetStructuringElement(MorphShapes.Rect, new OpenCvSharp.Size(4, 4), new OpenCvSharp.Point(-1, -1));//开运算Mat dst = new Mat();Cv2.MorphologyEx(binary, dst, MorphTypes.Open, kernel);pictureBox2.Image = new Bitmap(dst.ToMemoryStream());}}
}

下载

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