itextsharp html image to pdf

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C#

ASP.NET

sir
in blow code i want to convert html table to pdf and then e-mail,my code is working properly but i have a little problem.
i want to convert image into pdf in table cell(i am using image control) but not working meanwhile i can convert image without using image control.
bottom line is that i want to show image with in table cell (it comes by image control or any thing else.)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Configuration;
using System.Data.SqlClient;
using System.Data;
using iTextSharp.text;
using iTextSharp.text.pdf;
using iTextSharp.text.html.simpleparser;
using System.Net.Mail;
using System.IO;
public partial class Gridview_html_pdf : System.Web.UI.Page
{
  protected void Page_Load(object sender, EventArgs e)
  {}

  protected void Button1_Click(object sender, EventArgs e)
  {
    foreach (GridViewRow row in GridView1.Rows)
    {
      string dname = row.Cells[0].Text;
      string drollno = row.Cells[1].Text;
      string demail = row.Cells[2].Text;
      string dgender = row.Cells[3].Text;
      string dimage = row.Cells[4].Text;
      //Image1.ImageUrl = ("~/images/male.png"); calling through URL
      Label1.Text = dname;
      Label2.Text = drollno;
      Label3.Text = demail;
      Label4.Text = dgender;
      DataTable dt = new DataTable();
      dt.Columns.Add("Name");
      dt.Columns.Add("Roll-no");
      dt.Columns.Add("email");
      dt.Columns.Add("Gender");
      //dt.Columns.Add("img");
      dt.Rows.Add();
      dt.Rows[0]["Name"] = Label1.Text;
      dt.Rows[0]["Roll-no"] = Label2.Text;
      dt.Rows[0]["email"] = Label3.Text;
      dt.Rows[0]["Gender"] = Label4.Text;
      //dt.Rows[0]["img"] = dimage;
      //Bind Datatable to Labels
      Label1.Text = dt.Rows[0]["Name"].ToString();
      Label2.Text = dt.Rows[0]["Roll-no"].ToString();
      Label3.Text = dt.Rows[0]["email"].ToString();
      Label4.Text = dt.Rows[0]["Gender"].ToString();
      //Image1.ImageUrl = Server.MapPath(".") + dimage; ;
      StringWriter sw = new StringWriter();
      HtmlTextWriter htw = new HtmlTextWriter(sw);
      Panel1.RenderControl(htw);
      StringReader sr = new StringReader(sw.ToString());
      Document pdfDoc = new Document(PageSize.A4, 10f, 10f, 10f, 0f);
      HTMLWorker htmlparser = new HTMLWorker(pdfDoc);
      MemoryStream ms = new MemoryStream();
      PdfWriter.GetInstance(pdfDoc, ms);
      pdfDoc.Open();
      htmlparser.Parse(sr);
      string imageURL = Server.MapPath(".") + dimage;
      iTextSharp.text.Image jpg = iTextSharp.text.Image.GetInstance(imageURL);
      //Resize image depend upon your need
      jpg.ScaleToFit(140f, 120f);
      //Give space before image
      jpg.SpacingBefore = 10f;
      //Give some space after the image
      jpg.SpacingAfter = 1f;
      jpg.Alignment = Element.ALIGN_LEFT;
      pdfDoc.Add(jpg);
      pdfDoc.Close();
      byte[] bytes = ms.ToArray();
      MailMessage mailmess = new MailMessage();
      mailmess.From = new MailAddress("qqq@gmail.com");
      mailmess.To.Add(new MailAddress(demail));
      mailmess.Subject = "Employee Information";
      mailmess.Body = "Please find the attached pdf document ";
      mailmess.Attachments.Add(new Attachment(new MemoryStream(bytes), "EmployeeInformation.PDF"));
      mailmess.IsBodyHtml = true;
      SmtpClient sc = new SmtpClient("smtp.gmail.com", 587);
      sc.EnableSsl = true;
      sc.Credentials = new System.Net.NetworkCredential("qqq@gmail.com", "123");
      sc.Send(mailmess);
    }
  }
}