ref: c9a9f8640bc74f286db859da8150d7c8e3b94d88
dir: /src/lvec.h/
/* 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 __cplusplus extern "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 */