common_m4a.h
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上传日期:2007-02-02
资源大小:6116k
文件大小:3k
源码类别:
流媒体/Mpeg4/MP4
开发平台:
Visual C++
- /**********************************************************************
- MPEG-4 Audio VM
- Common module
- This software module was originally developed by
- Heiko Purnhagen (University of Hannover / ACTS-MoMuSys)
- and edited by
- in the course of development of the MPEG-2 NBC/MPEG-4 Audio standard
- ISO/IEC 13818-7, 14496-1,2 and 3. This software module is an
- implementation of a part of one or more MPEG-2 NBC/MPEG-4 Audio tools
- as specified by the MPEG-2 NBC/MPEG-4 Audio standard. ISO/IEC gives
- users of the MPEG-2 NBC/MPEG-4 Audio standards free license to this
- software module or modifications thereof for use in hardware or
- software products claiming conformance to the MPEG-2 NBC/ MPEG-4 Audio
- standards. Those intending to use this software module in hardware or
- software products are advised that this 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-2
- NBC/MPEG-4 Audio conforming products. The original developer retains
- full right to use the code for his/her own purpose, assign or donate
- the code to a third party and to inhibit third party from using the
- code for non MPEG-2 NBC/MPEG-4 Audio conforming products. This
- copyright notice must be included in all copies or derivative works.
- Copyright (c) 1996.
- Header file: common_m4a.h
- $Id: common_m4a.h,v 1.2 2002/05/13 15:54:11 mvillari Exp $
- Authors:
- HP Heiko Purnhagen, Uni Hannover <purnhage@tnt.uni-hannover.de>
- Changes:
- 06-jun-96 HP new module based on ErrorMsg() from cmdline module
- 25-jun-96 HP added CommonFreeAlloc()
- 04-jul-96 HP added stdlib.h
- 26-aug-96 HP CVS
- 25-jun-97 HP added random()
- 11-feb-98 HP renamed random() to random1()
- **********************************************************************/
- #ifndef _common_m4a_h_
- #define _common_m4a_h_
- #include <stdlib.h> /* typedef size_t */
- /* ---------- declarations ---------- */
- #define RND_MAX 0x7fffffff
- /* ---------- functions ---------- */
- #ifdef __cplusplus
- extern "C" {
- #endif
- /* CommonFreeAlloc() */
- /* Free previously allocated memory if present, then allocate new memory. */
- void *CommonFreeAlloc (
- void **ptr, /* in/out: addr of memory pointer */
- size_t size); /* in: memory size */
- /* returns: memory pointer */
- /* or NULL if error*/
- /* CommonProgName() */
- /* Set program name for error/warning message. */
- void CommonProgName (
- char *progName); /* in: program name */
- /* CommonWarning() */
- /* Print program name and warning message to stderr. */
- void CommonWarning (
- char *message, /* in: warning message */
- ...); /* in: args as for printf */
- /* CommonExit() */
- /* Print program name and error message to stderr and exit program. */
- void CommonExit (
- int errorCode, /* in: error code for exit() */
- char *message, /* in: error message */
- ...); /* in: args as for printf */
- /* random1() */
- /* Generate random long (uniform distribution 0..RND_MAX). */
- long random1 (void);
- #ifdef __cplusplus
- }
- #endif
- #endif /* #ifndef _common_m4a_h_ */
- /* end of common_m4a.h */