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| Copyright (c) 1998-2008 Greg Roelofs. All rights reserved. | |
| This software is provided "as is," without warranty of any kind, | |
| express or implied. In no event shall the author or contributors | |
| be held liable for any damages arising in any way from the use of | |
| this software. | |
| The contents of this file are DUAL-LICENSED. You may modify and/or | |
| redistribute this software according to the terms of one of the | |
| following two licenses (at your option): | |
| LICENSE 1 ("BSD-like with advertising clause"): | |
| Permission is granted to anyone to use this software for any purpose, | |
| including commercial applications, and to alter it and redistribute | |
| it freely, subject to the following restrictions: | |
| 1. Redistributions of source code must retain the above copyright | |
| notice, disclaimer, and this list of conditions. | |
| 2. Redistributions in binary form must reproduce the above copyright | |
| notice, disclaimer, and this list of conditions in the documenta- | |
| tion and/or other materials provided with the distribution. | |
| 3. All advertising materials mentioning features or use of this | |
| software must display the following acknowledgment: | |
| This product includes software developed by Greg Roelofs | |
| and contributors for the book, "PNG: The Definitive Guide," | |
| published by O'Reilly and Associates. | |
| LICENSE 2 (GNU GPL v2 or later): | |
| This program is free software; you can redistribute it and/or modify | |
| it under the terms of the GNU General Public License as published by | |
| the Free Software Foundation; either version 2 of the License, or | |
| (at your option) any later version. | |
| This program is distributed in the hope that it will be useful, | |
| but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| GNU General Public License for more details. | |
| You should have received a copy of the GNU General Public License | |
| along with this program; if not, write to the Free Software Foundation, | |
| Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
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