from ironpdf import * # Crear un objeto HtmlStamper para estampar una imagen en un PDF stamper = HtmlStamper("<img src='https://ironpdf.com/img/products/ironpdf-logo-text-dotnet.svg'/>") stamper.HorizontalAlignment = HorizontalAlignment.Center stamper.VerticalAlignment = VerticalAlignment.Bottom stamper.IsStampBehindContent = False stamper.Opacity = 30 # Cargar un documento PDF existente y aplicarle el sello pdf = PdfDocument.FromFile("Sample.pdf") pdf.ApplyStamp(stamper).SaveAs("stampedimage.pdf")