fft.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:1k
源码类别:
流媒体/Mpeg4/MP4
开发平台:
Visual C++
- /*
- * FAAC - Freeware Advanced Audio Coder
- * Copyright (C) 2001 Menno Bakker
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library 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
- * Lesser General Public License for more details.
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- *
- * $Id: fft.h,v 1.3 2001/06/04 23:02:24 wmay Exp $
- */
- #ifndef FFT_H
- #define FFT_H
- #ifdef __cplusplus
- extern "C" {
- #endif /* __cplusplus */
- static void build_table(int logm);
- static void rsrec(double *x, int logm);
- static void srrec(double *xr, double *xi, int logm);
- void rsfft(double *x, int logm);
- void srfft(double *xr, double *xi, int logm);
- void srifft(double *xr, double *xi, int logm);
- #ifdef __cplusplus
- }
- #endif /* __cplusplus */
- #endif /* FFT_H */