/*  Copyright (C) 2003-2015 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_LVEC_H#define AUBIO_LVEC_H #ifdef __cplusplusextern "C" {#endif /** \file   Vector of real-valued data in double precision   This file specifies the ::lvec_t buffer type, which is used in some places in  aubio to store a vector of ::lsmp_t.   Note: the lvec_t data type is required in some algorithms such as IIR filters  (see temporal/filter.h).   \example test-lvec.c */ /** Buffer for real data in double precision */typedef struct {  uint_t length; /**< length of buffer */  lsmp_t *data;  /**< data array of size [length] */} lvec_t; /** lvec_t buffer creation function   \param length the length of the buffer to create */lvec_t * new_lvec(uint_t length);/** lvec_t buffer deletion function   \param s buffer to delete as returned by new_lvec() */void del_lvec(lvec_t *s); /** read sample value in a buffer   \param s vector to read from  \param position sample position to read from */lsmp_t lvec_get_sample(lvec_t *s, uint_t position); /** write sample value in a buffer   \param s vector to write to  \param data value to write in s->data[position]  \param position sample position to write to */void  lvec_set_sample(lvec_t *s, lsmp_t data, uint_t position); /** read data from a buffer   \param s vector to read from */lsmp_t * lvec_get_data(const lvec_t *s); /** print out lvec data   \param s vector to print out */void lvec_print(const lvec_t *s); /** set all elements to a given value   \param s vector to modify  \param val value to set elements to */void lvec_set_all(lvec_t *s, smpl_t val); /** set all elements to zero   \param s vector to modify */void lvec_zeros(lvec_t *s); /** set all elements to ones   \param s vector to modify */void lvec_ones(lvec_t *s); #ifdef __cplusplus}#endif #endif /* AUBIO_LVEC_H */