To add effects to a PDF file:

Open a PDF file and choose File > Save As.

Choose a filter from the Quartz Filter pop-up menu.
You can modify a PDF file with Quartz filters that add effects or change colors. For example, you can convert a color document to black and white or apply a sepia tone that makes it look antique.
Open a PDF file and choose File > Save As.
Choose a filter from the Quartz Filter pop-up menu.