Acme::Steganography::Image::Png is extremely ineffective at hiding your secrets inside Png images.
If you want real steganography, you're in the wrong place.
INSTALLATION
To install this module type the following:
perl Makefile.PL
make
make test
make install
DEPENDENCIES
This module requires these other modules and libraries:
Imager
Class::Accessor
Test::More
COPYRIGHT AND LICENCE
Copyright (C) 2005,2006 Nicholas Clark
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.