效果

项目

代码

using OpenCvSharp;
using OpenCvSharp.Extensions;
using Sdcb.PaddleDetection;
using Sdcb.PaddleInference;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;namespace PaddleDetection印章检测
{public partial class Form1 : Form{public Form1(){InitializeComponent();}Bitmap bmp;string fileFilter = "*.*|*.bmp;*.jpg;*.jpeg;*.tiff;*.tiff;*.png";string img = "";double fontScale = 4D;int thickness = 4;LineTypes lineType = LineTypes.Link4;PaddleConfig paddleConfig;PaddleDetector d;String startupPath;float confidence = 0.90f;DateTime dt1 = DateTime.Now;DateTime dt2 = DateTime.Now;StringBuilder sb = new StringBuilder();private void Form1_Load(object sender, EventArgs e){startupPath = Application.StartupPath;paddleConfig = PaddleConfig.FromModelDir(startupPath + "\\model\\");string configYmlPath = startupPath + "\\model\\infer_cfg.yml";d = new PaddleDetector(paddleConfig, configYmlPath, PaddleDevice.Mkldnn());}private void button1_Click(object sender, EventArgs e){OpenFileDialog ofd = new OpenFileDialog();ofd.Filter = fileFilter;if (ofd.ShowDialog() != DialogResult.OK) return;pictureBox1.Image = null;img = ofd.FileName;bmp = new Bitmap(img);pictureBox1.Image = new Bitmap(img);textBox1.Text = "";}private void button2_Click(object sender, EventArgs e){if (img == ""){return;}sb.Clear();Mat src = Cv2.ImRead(img);dt1 = DateTime.Now;DetectionResult[] r = d.Run(src);dt2 = DateTime.Now;Scalar scalar;for (int i = 0; i < r.Length; i++){if (r[i].Confidence > confidence){scalar = Scalar.RandomColor();Cv2.Rectangle(src, r[i].Rect, scalar, 4, LineTypes.Link8, 0);Cv2.PutText(src, r[i].LabelName + "(" + r[i].Confidence + ")", new OpenCvSharp.Point(r[i].Rect.X + r[i].Rect.Width / 2, r[i].Rect.Y + r[i].Rect.Height / 2), HersheyFonts.HersheyComplex, fontScale, scalar, thickness, lineType, false);sb.AppendLine(string.Format("{0}({1}) ({2},{3},{4},{5})",r[i].LabelName, r[i].Confidence, r[i].Rect.Left, r[i].Rect.Top, r[i].Rect.Right, r[i].Rect.Bottom));}}sb.AppendLine("耗时:" + (dt2 - dt1).TotalMilliseconds + "ms");textBox1.Text = sb.ToString();pictureBox2.Image = BitmapConverter.ToBitmap(src);}}
}

Demo下载