CaptchaRecogition.gp_down.btn_gray_Click C# (CSharp) Метод

btn_gray_Click() приватный Метод

三种方式下灰度
private btn_gray_Click ( object sender, EventArgs e ) : void
sender object
e System.EventArgs
Результат void
        private void btn_gray_Click(object sender, EventArgs e)
        {
            Image img = pborigin.Image;
            Image img_grey = (Image)img.Clone();
             imgOriginal = Image2Num((Bitmap )img_grey);
            if (!Directory.Exists("experiment\\"))
            {
                Directory.CreateDirectory("experiment\\");
            }
            //imgurl = pborigin.ImageLocation;
            WriteToFile(imgOriginal, "experiment\\" + Path.GetFileNameWithoutExtension(imgurl) + "_original.txt");
            //WriteToFile(imgGraying, "e:\\yanzhengma\\gray"+pborigin.ImageLocation);
            //灰度化处理       
            //img_gray = ccccccmd.ImageHelper.Gray(img_gray, ccccccmd.ImageHelper.AlgorithmsType.AverageValue);//平均
            //img_gray = ccccccmd.ImageHelper.Gray(img_gray, ccccccmd.ImageHelper.AlgorithmsType.MaxValue );//最大值
          // img_gray = ccccccmd.ImageHelper.Gray(img_gray, ccccccmd.ImageHelper.AlgorithmsType.WeightAverage);//加权
            graytype = 2;
            if (rb_max.Checked)
            {
                graytype = 1;
            }
            if (rb_quanzhong .Checked )
            {
                graytype = 3;
            }
            img_grey = ImageProcess.Gray((Bitmap)img_grey, graytype);
             imgGreied = Image2Num((Bitmap)img_grey);
             WriteToFile(imgGreied, "experiment\\" + Path.GetFileNameWithoutExtension(imgurl)+"_greied.txt");
            pb_grey.Image = img_grey;
        }
        /// <summary>