5c2683745b33/code-docs/FFT_8h_source.html

00001 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@3: 00002
Chris@3: 00003 /*
Chris@3: 00004     Vamp
Chris@3: 00005
Chris@3: 00006     An API for audio analysis and feature extraction plugins.
Chris@3: 00007
Chris@3: 00008     Centre for Digital Music, Queen Mary, University of London.
Chris@3: 00009     Copyright 2006-2012 Chris Cannam and QMUL.
Chris@3: 00010
Chris@3: 00011     Permission is hereby granted, free of charge, to any person
Chris@3: 00012     obtaining a copy of this software and associated documentation
Chris@3: 00013     files (the "Software"), to deal in the Software without
Chris@3: 00014     restriction, including without limitation the rights to use, copy,
Chris@3: 00015     modify, merge, publish, distribute, sublicense, and/or sell copies
Chris@3: 00016     of the Software, and to permit persons to whom the Software is
Chris@3: 00017     furnished to do so, subject to the following conditions:
Chris@3: 00018
Chris@3: 00019     The above copyright notice and this permission notice shall be
Chris@3: 00020     included in all copies or substantial portions of the Software.
Chris@3: 00021
Chris@3: 00022     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
Chris@3: 00023     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
Chris@3: 00024     MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
Chris@3: 00025     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
Chris@3: 00026     ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
Chris@3: 00027     CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
Chris@3: 00028     WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Chris@3: 00029
Chris@3: 00030     Except as contained in this notice, the names of the Centre for
Chris@3: 00031     Digital Music; Queen Mary, University of London; and Chris Cannam
Chris@3: 00032     shall not be used in advertising or otherwise to promote the sale,
Chris@3: 00033     use or other dealings in this Software without prior written
Chris@3: 00034     authorization.
Chris@3: 00035 */
Chris@3: 00036
Chris@3: 00037 #ifndef _VAMP_FFT_H_
Chris@3: 00038 #define _VAMP_FFT_H_
Chris@3: 00039
Chris@3: 00040 #include "plugguard.h"
Chris@3: 00041 _VAMP_SDK_PLUGSPACE_BEGIN(FFT.h)
Chris@3: 00042
Chris@3: 00043 namespace Vamp {
Chris@3: 00044
Chris@3: 00058 class FFT
Chris@3: 00059 {
Chris@3: 00060 public:
Chris@3: 00072     static void forward(unsigned int n,
Chris@3: 00073                         const double *ri, const double *ii,
Chris@3: 00074                         double *ro, double *io);
Chris@3: 00075
Chris@3: 00089     static void inverse(unsigned int n,
Chris@3: 00090                         const double *ri, const double *ii,
Chris@3: 00091                         double *ro, double *io);
Chris@3: 00092 };
Chris@3: 00093
Chris@3: 00094 }
Chris@3: 00095
Chris@3: 00096 _VAMP_SDK_PLUGSPACE_END(FFT.h)
Chris@3: 00097
Chris@3: 00098 #endif
Chris@3: