This software module was originally developed by Apple Computer, Inc. in the course of development of MPEG-4. This software module is an implementation of a part of one or more MPEG-4 tools as specified by MPEG-4. ISO/IEC gives users of MPEG-4 free license to this software module or modifications thereof for use in hardware or software products claiming conformance to MPEG-4. Those intending to use this software module in hardware or software products are advised that its use may infringe existing patents. The original developer of this software module and his/her company, the subsequent editors and their companies, and ISO/IEC have no liability for use of this software module or modifications thereof in an implementation. Copyright is not released for non MPEG-4 conforming products. Apple Computer, Inc. retains full right to use the code for its own purpose, assign or donate the code to a third party and to inhibit third parties from using the code for non MPEG-4 conforming products. This copyright notice must be included in all copies or derivative works. Copyright (c) 1999.