public static MemoryStream Generate(string nameCertify, string pathPhoto) { PdfHelper pdfElemment; var ms = new MemoryStream(); using (var doc = new Document()) { doc.SetPageSize(PageSize.A4.Rotate()); doc.SetMargins(0, 0, 0, 0); pdfElemment = new PdfHelper(doc, ms); var image = Image.GetInstance(pathPhoto); pdfElemment.AddImage(image, 0, 0, doc.PageSize.Width, doc.PageSize.Height + 3); pdfElemment.TextCenter(nameCertify, BaseFont.HELVETICA_BOLD, 25, pdfElemment.CenterX(), 350f); doc.Close(); var msInfo = ms.ToArray(); ms.Write(msInfo, 0, msInfo.Length); ms.Position = 0; return(ms); } }