PyMuPDF issue: https://github.com/pymupdf/PyMuPDF/issues/3624 Problem file: https://github.com/user-attachments/files/15984196/89b59dbfae5e4d1d92596418e9585a10.pdf Reproducer: mutool draw -o test.png test.pdf Observaton: The signature image at the page's bottom has black and white reversed.