IDCardRecognition/IDCardRecogCSharp/Demo/MainWindow.xaml.cs

using System;
using System.Collections.Generic;
using System.Drawing;
using System.Windows;
using Path = System.IO.Path;
using System.Diagnostics;
using IDCardRecognitionLibs;
//using Emgu.CV.Ocl;
using IDCardRecognitionLibs.IDCardRecognitionCore;
using System.Threading;
using System.Windows.Threading;
using System.Threading.Tasks;
//using static Emgu.CV.Stitching.Stitcher;

namespace IDInfoExtraction
{

    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        #region private

        // 本地图像数据
        private Bitmap _localImage;
        private Bitmap _detectImage;

        private List<string> _textAll = new List<string>();
        private IDCardRecognition _cardInfor;
        private IDCardRecognition _idCardRecognition;

        #endregion private

        public MainWindow()
        {
            InitializeComponent();

            string dir = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Networks");
            // 创建 IDCardRecognition 实例
            _cardInfor = new IDCardRecognition(dir);
        }

        /// <summary>
        /// 用户关闭窗口
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void OnWindowClosing(object sender, System.ComponentModel.CancelEventArgs e)
        {
            _cardInfor.Dispose();
        }

        private void OnBtnLoadVideoClick(object sender, RoutedEventArgs e)
        {
            // 清空窗口上内容
            MyImageCanvas.ClearCanvas();

            var ofd = new Microsoft.Win32.OpenFileDialog();
            ofd.Filter = "图像|*.png;*.bmp;*.jpg;*.jpeg|所有文件|*.*";
            ofd.Multiselect = true;
            ofd.Title = "选择一幅图像文件";

            if (ofd.ShowDialog() == true)
            {
                var fileNames = ofd.FileNames;
                if (fileNames.Length == 0)
                {
                    System.Windows.MessageBox.Show("需选择图像，请重新选择！");
                    return;
                }

                foreach (var fileName in fileNames)
                {
                    // 先判断是否为有效文件
                    var fileExtension = Path.GetExtension(fileName);
                    if (fileExtension != ".png" && fileExtension != ".bmp" && fileExtension != ".jpg" && fileExtension != ".jpeg" && fileExtension != ".pcd" && fileExtension != ".xyz" && fileExtension != ".txt")
                    {
                        throw new Exception(" Invalied file.");
                    }
                    // 判断是否有图像文件
                    if (fileExtension == ".png" || fileExtension == ".bmp" || fileExtension == ".jpg" || fileExtension == ".jpeg")
                    {
                        _localImage = new Bitmap(fileName);
                        MyImageCanvas.UpdateRGBImage(_localImage);
                        _detectImage = _localImage.Clone(new Rectangle(0,0, _localImage.Width, _localImage.Height), _localImage.PixelFormat);
                    }
                }
            }
        }

        public void OnBtnImgOCRClick(object sender, RoutedEventArgs e)
        {
            // 单次测试
            //TextBoxClear();
            //MyImageCanvas.ClearCanvas();
            //_detectImage = _localImage;
            //IdCardRecogResult textResult= _cardInfor.EvaluateOneImage(_localImage);
            ////可视化
            //TextName.Text = "姓名：" + textResult.Name;
            //TextGender.Text = "性别：" + textResult.Gender;
            //TextNation.Text = "民族：" + textResult.Nation;
            //TextBirthdate.Text = "出生：" + textResult.Birthdate;
            //TextAddress.Text = "地址：" + textResult.Address;
            //TextIdNumber.Text = "公民身份号码：" + textResult.IdNumber;
            //TextBoxPoint.Text = textResult.TimeSpan.ToString();

            // 循环测试
            Dispatcher.Invoke(() =>
            {
                KeepRun();
            });
        }

        private async void KeepRun()
        {
            while (true)
            {
                MyImageCanvas.UpdateRGBImage(_detectImage);
                IDCardRecogResult textResult = _cardInfor.EvaluateOneImage(_detectImage);
                Dispatcher.Invoke(() =>
                {

                    //可视化
                    TextName.Text = "姓名：" + textResult.Name;
                    TextGender.Text = "性别：" + textResult.Gender;
                    TextNation.Text = "民族：" + textResult.Nation;
                    TextBirthdate.Text = "出生：" + textResult.Birthdate;
                    TextAddress.Text = "地址：" + textResult.Address;
                    TextIdNumber.Text = "公民身份号码：" + textResult.IdNumber;

                    TextBoxPoint.Text = textResult.TimeSpan.ToString();
                });

                await Task.Delay(500); // 使用异步等待而不是 Thread.Sleep
                MyImageCanvas.ClearCanvas();
            }
        }

        public void TextBoxClear()
        {
            // 清除耗时显示
            Dispatcher.Invoke(() =>
            {
                TextName.Text = string.Empty;
                TextGender.Text = string.Empty;
                TextNation.Text = string.Empty;
                TextBirthdate.Text = string.Empty;
                TextAddress.Text = string.Empty;
                TextIdNumber.Text = string.Empty;
            });
        }

    }
}