view mgw/dtmf_defs.h @ 201:d3c99b41fb04

sip-manual-out TFO: rework for continuous output of TFO_REQ
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 02 Apr 2023 18:01:34 -0800
parents a6eb2de277f6
children
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/*
 * This header file holds various internal definitions for DTMF generation,
 * including DTMF_MAX_FRAMES limit.
 */

#define	DTMF_MAX_FRAMES		60	/* 1200 ms */

struct dtmf_desc {
	int	digit;
	float	freq_low;
	float	freq_high;
	int16_t	*samples;
};