C#利用deskew算法实现图像文本倾斜校正

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 FIRC
{
    public partial class Form1 : Form
    {
        Bitmap src = null;
        public Form1()
        {
            InitializeComponent();
        }
 
        private void button1_Click(object sender, EventArgs e)
        {
            OpenFileDialog openFileDialog = new OpenFileDialog();
            openFileDialog.Filter = "图文件(*.*)|*.jpg;*.png;*.jpeg;*.bmp";
            openFileDialog.RestoreDirectory = true;
            openFileDialog.Multiselect = false;
            if (openFileDialog.ShowDialog() == DialogResult.OK)
            {
              
                src = new Bitmap(openFileDialog.FileName);
                pictureBox1.Image = src;
 
 
            }
 
 
        }
 
        private void button2_Click(object sender, EventArgs e)
        {
            if(pictureBox1.Image==null)
            {
                return;
            }
            Stopwatch sw = new Stopwatch();
            sw.Start();
            var gd = new gmseDeskew(src);
            var angle = gd.GetSkewAngle();
            var resultImage = gmseDeskew.RotateImage(src, angle);
            sw.Stop();
            this.Text = "耗时" + sw.Elapsed.TotalSeconds + "秒";
            pictureBox2.Image = resultImage;
        }
 
        private void Form1_Load(object sender, EventArgs e)
        {
 
        }
 
        private void btn_video_Click(object sender, EventArgs e)
        {
 
  
        }
    }
}