ref: 09b082dcc7142901aa0b6690ddfe8b4aef572e9a
dir: /src/sample.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. */ #ifndef _SAMPLE_H #define _SAMPLE_H #ifdef __cplusplus extern "C" { #endif /** @file * Sample buffers * * Create fvec_t and cvec_t buffers */ /** * Sample buffer type * * contains length and channels number */ typedef struct _fvec_t fvec_t; /** * Spectrum buffer type * * contains length and channels number */ typedef struct _cvec_t cvec_t; /** * Buffer for audio samples */ struct _fvec_t { uint_t length; uint_t channels; smpl_t **data; }; /** * Buffer for spectral data */ struct _cvec_t { uint_t length; uint_t channels; smpl_t **norm; smpl_t **phas; }; /* buffer function */ extern fvec_t * new_fvec(uint_t length, uint_t channels); extern void del_fvec(fvec_t *s); smpl_t fvec_read_sample(fvec_t *s, uint_t channel, uint_t position); void fvec_write_sample(fvec_t *s, smpl_t data, uint_t channel, uint_t position); smpl_t * fvec_get_channel(fvec_t *s, uint_t channel); smpl_t ** fvec_get_data(fvec_t *s); void fvec_put_channel(fvec_t *s, smpl_t * data, uint_t channel); extern cvec_t * new_cvec(uint_t length, uint_t channels); extern void del_cvec(cvec_t *s); #ifdef __cplusplus } #endif #endif /* _SAMPLE_H */