Pdfinfo prints the contents of the .´Info` dictionary (plus some other useful information) from a Portable Document Format (PDF) file.

The .´Info` dictionary contains the following values:

title
subject
keywords
author
creator
producer
creation date
modification date

In addition, the following information is printed:

tagged (yes/no)
page count
encrypted flag (yes/no)
print and copy permissions (if encrypted)
page size
file size
linearized (yes/no)
PDF version
metadata (only if requested)

pdfinfo is action: