zu GIF-Dateiformat

[Klaus Junge]

Hallo,

auf
http://www.boutell.com/gd/
hab ich folgendes gefunden:

Credits and license terms

In order to resolve any possible confusion regarding the authorship of gd, the following copyright statement covers all of the authors who
have required such a statement. Although his LZW compression code no longer appears in gd, the authors wish to thank David
Rowley for the original LZW-based GIF compression code, which has been removed due to patent concerns. If you are aware of
any oversights in this copyright notice, please contact Thomas Boutell who will be pleased to correct them.

COPYRIGHT STATEMENT FOLLOWS THIS LINE

Portions copyright 1994, 1995, 1996, 1997, 1998, by Cold Spring Harbor Laboratory. Funded under Grant P41-RR02188
     by the National Institutes of Health.

Portions copyright 1996, 1997, 1998, by Boutell.Com, Inc.

GIF decompression code copyright 1990, 1991, 1993, by David Koblas ([e-mail]).

Non-LZW-based GIF compression code copyright 1998, by Hutchison Avenue Software Corporation
     (http://www.hasc.com/, [e-mail]).

Permission has been granted to copy and distribute gd in any context, 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.

Permission to use, copy, modify, and distribute this software and its documentation for any purpose and without fee is hereby
     granted, provided that the above copyright notice appear in all copies and that both that copyright notice and this permission
     notice appear in supporting documentation. This software is provided "as is" without express or implied warranty.

END OF COPYRIGHT STATEMENT

Ich verstehe das so, daß der LZW-Algorithmus nicht frei ist!
Das wird mit dem Verstehen keinen Konflikt geben, aber was
ist mit Verwendung?
Ist das eine Frage an Boris Hoeller?

Klaus