This IDF file superimposes a graphic on page number 2 taken from a PDF file:

<IDF UNITS = "INCHES" PAPER="A4">

 <PAGE>

   <FILE FILENAME="manual.pdf" PAGE="2" />
   <FILE LEFT="1" TOP="0.3" FILENAME="logo.png" TRANSPARENT = "Y" />

 </PAGE>

</IDF>

 

Links:

Element IDF