mirror of
https://github.com/merbanan/rtl_433.git
synced 2026-04-22 10:37:03 -04:00
41 lines
1013 B
C
41 lines
1013 B
C
/**
|
|
* IQ sample grabber (ring buffer and dumper)
|
|
*
|
|
* Copyright (C) 2018 Christian Zuckschwerdt
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#ifndef INCLUDE_SAMP_GRAB_H_
|
|
#define INCLUDE_SAMP_GRAB_H_
|
|
|
|
#include <stdint.h>
|
|
|
|
typedef struct {
|
|
uint32_t *frequency;
|
|
uint32_t *samp_rate;
|
|
int *sample_size;
|
|
|
|
unsigned sg_counter;
|
|
char *sg_buf;
|
|
unsigned sg_size;
|
|
unsigned sg_index;
|
|
unsigned sg_len;
|
|
} samp_grab_t;
|
|
|
|
samp_grab_t *samp_grab_create(unsigned size);
|
|
|
|
void samp_grab_free(samp_grab_t *g);
|
|
|
|
void samp_grab_push(samp_grab_t *g, unsigned char *iq_buf, uint32_t len);
|
|
|
|
void samp_grab_reset(samp_grab_t *g);
|
|
|
|
// grab_end is counted in samples from end of buf
|
|
void samp_grab_write(samp_grab_t *g, unsigned grab_len, unsigned grab_end);
|
|
|
|
#endif /* INCLUDE_SAMP_GRAB_H_ */
|