User's Manual

language itself. You may sell such an object file as proprietary provided that you provide or offer to provide the Perl source, as
specified by the GNU General Public License. (This is merely an alternate way of specifying input to the program.) You may also
sell a binary produced by the dumping of a running Perl script that belongs to you, provided that you provide or offer to provide the
Perl source as specified by the GPL. (The fact that a Perl interpreter and your code are in the same binary file is, in this case, a form
of mere aggregation.)
This is my interpretation of the GPL. If you still have concerns or difficulties understanding my intent, feel free to contact me. Of
course, the Artistic License spells all this out for your protection, so you may prefer to use that.
-- Larry Wall
This Product includes gd software under below license
Portions copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
2002 by Cold Spring Harbor Laboratory. Funded under Grant
P41-RR02188 by the National Institutes of Health.
Portions copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 by
Boutell.Com, Inc.
Portions relating to GD2 format copyright 1999, 2000, 2001, 2002
Philip Warner.
Portions relating to PNG copyright 1999, 2000, 2001, 2002 Greg
Roelofs.
Portions relating to gdttf.c copyright 1999, 2000, 2001, 2002 John
Ellson ([e-mail]).
Portions relating to gdft.c copyright 2001, 2002 John Ellson
([e-mail]).
Portions copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
Pierre-Alain Joye ([e-mail]).
Portions relating to JPEG and to color quantization copyright 2000,
2001, 2002, Doug Becker and copyright (C) 1994, 1995, 1996, 1997,
1998, 1999, 2000, 2001, 2002, Thomas G. Lane. This software is
based in part on the work of the Independent JPEG Group. See the
file README-JPEG.TXT for more information.
Portions relating to WBMP copyright 2000, 2001, 2002 Maurice
Szmurlo and Johan Van den Brande.
Permission has been granted to copy, distribute and modify gd in
any context without fee, including a commercial application,
provided that this notice is present in user-accessible supporting
documentation.
This does not affect your ownership of the derived work itself, and
the intent is to assure proper credit for the authors of gd, not to
interfere with your productive use of gd. If you have questions,
ask. "Derived works" includes all programs that utilize the
library. Credit must be given in user-accessible documentation.
This software is provided "AS IS." The copyright holders disclaim
all warranties, either express or implied, including but not
limited to implied warranties of merchantability and fitness for a
particular purpose, with respect to this code and accompanying
documentation.
Although their code does not appear in gd, the authors wish to thank