OCR 识别图片中的文字(office)

【实例截图】

【核心代码】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace OCR
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        string path = "";
        private void btnLoad_Click(object sender, EventArgs e)
        {
            OpenFileDialog OF = new OpenFileDialog();
            if(OF.ShowDialog()==DialogResult.OK)
            {
                path = OF.FileName;
                Bitmap bmp = new Bitmap(path);
                pictureBox1.BackgroundImage = bmp;
            }
        }

        private void btnOCR_Click(object sender, EventArgs e)
        {
            try
            {
                if (path != "")
                {
                    Stopwatch sw = new Stopwatch();
                    sw.Start();
                    MODI.Document doc = new MODI.Document();
                    doc.Create(path);
                    MODI.Image image;
                    MODI.Layout layout;
                    string ret = "";

                    doc.OCR(MODI.MiLANGUAGES.miLANG_ENGLISH, true, true);//英文识别
                    //doc.OCR(MODI.MiLANGUAGES.miLANG_CHINESE_SIMPLIFIED, true, true);//中文识别

                    for (int i = 0; i < doc.Images.Count; i  )
                    {
                        image = (MODI.Image)doc.Images[i];
                        layout = image.Layout;
                        ret  = layout.Text;
                    }


                    textBox1.Text = ret;
                    sw.Stop();
                    TimeSpan ts2 = sw.Elapsed;
                    MessageBox.Show(ts2.ToString());
                }
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
    }
}