ref: fed94339e2b61f175b12cb8e350ec8f4565a3489
dir: /src/onset/peakpick.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. */ /** \file * peak picking utilities function * * \todo check/fix peak picking */ #ifndef PEAKPICK_H #define PEAKPICK_H #ifdef __cplusplus extern "C" { #endif /** function pointer to thresholding function */ typedef smpl_t (*aubio_thresholdfn_t)(fvec_t *input); /** function pointer to peak-picking function */ typedef uint_t (*aubio_pickerfn_t)(fvec_t *input, uint_t pos); /** peak-picker structure */ typedef struct _aubio_pickpeak_t aubio_pickpeak_t; /** peak-picker creation function */ aubio_pickpeak_t * new_aubio_peakpicker(smpl_t threshold); /** real time peak picking function */ uint_t aubio_peakpick_pimrt(fvec_t * DF, aubio_pickpeak_t * p); /** function added by Miguel Ramirez to return the onset detection amplitude in peakval */ uint_t aubio_peakpick_pimrt_wt( fvec_t* DF, aubio_pickpeak_t* p, smpl_t* peakval ); /** get current peak value */ smpl_t aubio_peakpick_pimrt_getval(aubio_pickpeak_t * p); /** destroy peak picker structure */ void del_aubio_peakpicker(aubio_pickpeak_t * p); /** set peak picking threshold */ void aubio_peakpicker_set_threshold(aubio_pickpeak_t * p, smpl_t threshold); /** get peak picking threshold */ smpl_t aubio_peakpicker_get_threshold(aubio_pickpeak_t * p); /** set peak picker thresholding function */ void aubio_peakpicker_set_thresholdfn(aubio_pickpeak_t * p, aubio_thresholdfn_t thresholdfn); /** get peak picker thresholding function */ aubio_thresholdfn_t aubio_peakpicker_get_thresholdfn(aubio_pickpeak_t * p); #ifdef __cplusplus } #endif #endif /* PEAKPICK_H */