Image::ExifTool::PDF
Section: User Contributed Perl Documentation (3)
Updated: 2021-01-27
Page Index
NAME
Image::ExifTool::PDF - Read PDF meta information
SYNOPSIS
This module is loaded automatically by Image::ExifTool when required.
DESCRIPTION
This code reads meta information from
PDF (Adobe Portable Document Format)
files. It supports object streams introduced in
PDF-1.5 but only with a
limited set of Filter and Predictor algorithms, however all standard
encryption methods through
PDF-1.7 extension level 3 are supported,
including
AESV2 (
AES-128) and
AESV3 (
AES-256).
AUTHOR
Copyright 2003-2021, Phil Harvey (philharvey66 at gmail.com)
This library is free software; you can redistribute it and/or modify it
under the same terms as Perl itself.
REFERENCES
- <http://partners.adobe.com/public/developer/pdf/index_reference.html>
-
- Crypt::RC4
-
- <http://www.adobe.com/devnet/acrobat/pdfs/PDF32000_2008.pdf>
-
- <http://www.adobe.com/content/dam/Adobe/en/devnet/pdf/pdfs/adobe_supplement_iso32000.pdf>
-
- <http://tools.ietf.org/search/rfc3454>
-
- <http://www.armware.dk/RFC/rfc/rfc4013.html>
-
SEE ALSO
``
PDF Tags'' in Image::ExifTool::TagNames,
Image::ExifTool(3pm)