#include <stdlib.h>
#include <stdio.h>
#include <inttypes.h>
#include <memory.h>
#include <string.h>
#include "spandsp/telephony.h"
#include "spandsp/dc_restore.h"
#include "spandsp/dds.h"
#include "spandsp/sig_tone.h"
Defines | |
#define | PI 3.14159265358979323 |
Functions | |
int | sig_tone_rx (sig_tone_state_t *s, int16_t amp[], int len) |
Process a block of received audio samples. | |
int | sig_tone_tx (sig_tone_state_t *s, int16_t amp[], int len) |
Generate a block of signaling tone audio samples. | |
sig_tone_state_t * | sig_tone_init (sig_tone_state_t *s, int tone_type, sig_tone_func_t sig_update, void *user_data) |
Initialise a signaling tone context. | |
Variables | |
sig_tone_descriptor_t | sig_tones [4] |
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Initialise a signaling tone context. Initialise a signaling tone context.
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Process a block of received audio samples. Process a block of received audio samples.
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Generate a block of signaling tone audio samples. Generate a block of signaling tone audio samples.
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