from ironpdf import *

# Create an HtmlStamper object to stamp an image onto a 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

# Load an existing PDF document and apply the stamp to it
pdf = PdfDocument.FromFile("Sample.pdf")
pdf.ApplyStamp(stamper).SaveAs("stampedimage.pdf")