private void btnFile_Click(object sender, EventArgs e)
        {
            if (!(File.Exists(this.txtPicPath.Text.Trim())))
            {
                this.richTextBox1.Text += "[" + DateTime.Now.ToString("HH:mm:ss") + "]文件[" + this.txtPicPath.Text.Trim() + "]不存在" + "\r\n";
                return;
            }

            string str    = NetRecognizePic.CJY_RecognizeFile(this.txtPicPath.Text.Trim(), this.txtqUser.Text.Trim(), this.MD5String(this.txtqPwd.Text.Trim()), this.txtlpSoftId.Text.Trim(), this.txtlpCodeType.Text.Trim(), "0", "0", "");
            string strerr = GetTextByKey(str, "err_str");

            if (strerr != "OK")
            {
                this.richTextBox1.Text += "[" + DateTime.Now.ToString("HH:mm:ss") + "]" + strerr + "\r\n";
                //MessageBox.Show(strerr);
                return;
            }

            string strpic_id = GetTextByKey(str, "pic_id");

            this.txtPicID.Text = strpic_id;

            string strpic_str = GetTextByKey(str, "pic_str");

            this.txtshibie.Text = strpic_str;


            this.richTextBox1.Text += "[" + DateTime.Now.ToString("HH:mm:ss") + "]识别结果:" + strpic_str + "\r\n";
        }