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/*
***************************************************************************
*
* Author: Teunis van Beelen
*
* Copyright (C) 2010 - 2025 Teunis van Beelen
*
* Email: teuniz@protonmail.com
*
***************************************************************************
*
* 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, version 3 of the License.
*
* 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, see <http://www.gnu.org/licenses/>.
*
***************************************************************************
*/
#ifndef ravg_filter_INCLUDED
#define ravg_filter_INCLUDED
#include <stdlib.h>
#include <string.h>
#include <math.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct
{
int size;
int type;
int first_sample;
double *buf;
double *buf2;
int buf_pntr;
int buf_pntr2;
double mean;
double mean2;
} ravgfiltset_t;
ravgfiltset_t * create_ravg_filter(int, int);
void reset_ravg_filter(double, ravgfiltset_t *);
double run_ravg_filter(double, ravgfiltset_t *);
void free_ravg_filter(ravgfiltset_t *);
void ravg_filter_restore_buf(ravgfiltset_t *);
void ravg_filter_save_buf(ravgfiltset_t *);
double ravg_filter_response(int, int, double);
ravgfiltset_t * create_ravg_filter_copy(ravgfiltset_t *);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif
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