fastfft.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++
- /*
- * FAAD - Freeware Advanced Audio Decoder
- * 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: fastfft.h,v 1.3 2001/06/04 22:33:52 wmay Exp $
- */
- #include "transfo.h"
- #define PFFTW(name) CONCAT(pfftw_, name)
- #define PFFTWI(name) CONCAT(pfftwi_, name)
- #define CONCAT_AUX(a, b) a ## b
- #define CONCAT(a, b) CONCAT_AUX(a,b)
- #define FFTW_KONST(x) ((fftw_real) x)
- void PFFTW(twiddle_4)(fftw_complex *A, const fftw_complex *W, int iostride);
- void PFFTWI(twiddle_4)(fftw_complex *A, const fftw_complex *W, int iostride);