view mgw/int_defs.h @ 128:5685412bd6aa

sip-in: pass DTMF start & stop to themwi-mgw
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 01 Oct 2022 23:07:01 -0800
parents f280328e7e2e
children 648a64b2e16b
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/*
 * This header file holds miscellaneous internal definitions for themwi-mgw.
 */

#define	RTP_PACKET_SIZE_PSTN	172
#define	RTP_PACKET_SIZE_GSM_FR	45
#define	RTP_PACKET_SIZE_GSM_EFR	43
#define	RTP_MAX_PAYLOAD		160

struct rtp_packet {
	uint8_t		v_p_x_cc;
	uint8_t		m_pt;
	uint16_t	seq;
	uint32_t	tstamp;
	uint32_t	ssrc;
	uint8_t		payload[RTP_MAX_PAYLOAD];
};

#define	SAMPLES_PER_FRAME	160