how to show image from HTML to PDF using ITextSharp

Response.ContentType = "application/pdf";
            Response.AddHeader("content-disposition", "attachment;filename=Panel.pdf");
            Response.Cache.SetCacheability(HttpCacheability.NoCache);
            StringWriter sw = new StringWriter();
            HtmlTextWriter hw = new HtmlTextWriter(sw);
           
              pnlPerson.RenderControl(hw);
            StringReader sr = new StringReader(sw.ToString());
            Document pdfDoc = new Document(PageSize.A4, 10f, 10f, 100f, 0f);
            HTMLWorker htmlparser = new HTMLWorker(pdfDoc);
            PdfWriter.GetInstance(pdfDoc, Response.OutputStream);
            pdfDoc.Open();
            htmlparser.Parse(sr);
            pdfDoc.Close();
            Response.Write(pdfDoc);
            Response.End();

<asp:Image ID="Image1"  runat="server" ImageUrl="~/Images/enam.jpg"  />

Could not find a part of the path 'C:\Images\enam.jpg'.