mod_buf.h
资源名称:NETVIDEO.rar [点击查看]
上传用户:sun1608
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-2 NBC Audio Decoder **************************
- * *
- "This software module was originally developed by
- AT&T, Dolby Laboratories, Fraunhofer Gesellschaft IIS 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)1999.
- * *
- ****************************************************************************/
- #ifndef __MOD_BUF_H
- #define __MOD_BUF_H
- #if 0
- typedef unsigned int UINT ;
- typedef float FLOAT;
- typedef unsigned char BOOL ;
- typedef struct{
- UINT size;
- UINT current_position;
- UINT readPosition;
- FLOAT *paBuffer;
- int numVal;
- }MODULO_BUFFER;
- typedef MODULO_BUFFER *HANDLE_MODULO_BUFFER;
- HANDLE_MODULO_BUFFER CreateFloatModuloBuffer(UINT size);
- #else
- HANDLE_MODULO_BUFFER CreateFloatModuloBuffer(unsigned int size);
- #endif
- void DeleteFloatModuloBuffer(HANDLE_MODULO_BUFFER hModuloBuffer);
- unsigned char AddFloatModuloBufferValues(HANDLE_MODULO_BUFFER hModuloBuffer, const float *values, unsigned int n);
- unsigned char ZeroFloatModuloBuffer(HANDLE_MODULO_BUFFER hModuloBuffer, unsigned int n);
- unsigned char GetFloatModuloBufferValues(HANDLE_MODULO_BUFFER hModuloBuffer, float *values, unsigned int n, unsigned int age);
- unsigned char ReadFloatModuloBufferValues(HANDLE_MODULO_BUFFER hModuloBuffer, float *values, unsigned int n);
- int GetNumVal ( HANDLE_MODULO_BUFFER hModuloBuffer );
- #endif