ref: 23a44c142a08aeedde8c358f9e116ccaf86db4d2
dir: /src/pitchyin.h/
/*
Copyright (C) 2003 Paul Brossier
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* This algorithm was developped by A. de Cheveigne and H. Kawahara and
* published in:
*
* de Cheveigné, A., Kawahara, H. (2002) "YIN, a fundamental frequency
* estimator for speech and music", J. Acoust. Soc. Am. 111, 1917-1930.
*
* see http://recherche.ircam.fr/equipes/pcm/pub/people/cheveign.html
*/
#ifndef PITCHYIN_H
#define PITCHYIN_H
#ifdef __cplusplus
extern "C" {
#endif
void aubio_pitchyin_diff(fvec_t * input, fvec_t * yinbuf);
void aubio_pitchyin_getcum(fvec_t * yinbuf);
uint_t aubio_pitchyin_getpitch(fvec_t *yinbuf);
uint_t aubio_pitchyin_getpitchfast(fvec_t * input, fvec_t *yinbuf, smpl_t tol);
#ifdef __cplusplus
}
#endif
#endif /*PITCHYIN_H*/