ref: f5be115791cb250fc5ced51f335ca639d79ab5e8
dir: /src/notes/notes.h/
/*
Copyright (C) 2003-2014 Paul Brossier <piem@aubio.org>
This file is part of aubio.
aubio 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 3 of the License, or
(at your option) any later version.
aubio 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 aubio. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _AUBIO_NOTES_H
#define _AUBIO_NOTES_H
#ifdef __cplusplus
extern "C" {
#endif
/** notes detection object */
typedef struct _aubio_notes_t aubio_notes_t;
/** create notes detection object
\param method notes detection type as specified in specdesc.h
\param buf_size buffer size for phase vocoder
\param hop_size hop size for phase vocoder
\param samplerate sampling rate of the input signal
\return newly created ::aubio_notes_t
*/
aubio_notes_t * new_aubio_notes (const char_t * method,
uint_t buf_size, uint_t hop_size, uint_t samplerate);
/** delete notes detection object
\param o notes detection object to delete
*/
void del_aubio_notes(aubio_notes_t * o);
/** execute note detection on an input signal frame
\param o note detection object as returned by new_aubio_notes()
\param in input signal of size [hop_size]
\param out output notes of size [3] ? FIXME
*/
void aubio_notes_do (aubio_notes_t *o, const fvec_t * input, fvec_t * output);
#ifdef __cplusplus
}
#endif
#endif /* _AUBIO_NOTES_H */