RuhNetConsulting
/
rtpengine
mirror of https://github.com/sipwise/rtpengine


								#ifndef _DTMFLIB_H_

								#define _DTMFLIB_H_


								#include <glib.h>

								#include <inttypes.h>


								struct telephone_event_payload {

									uint8_t event;

								#if G_BYTE_ORDER == G_LITTLE_ENDIAN

									unsigned volume:6;

									unsigned r:1;

									unsigned end:1;

								#elif G_BYTE_ORDER == G_BIG_ENDIAN

									unsigned end:1;

									unsigned r:1;

									unsigned volume:6;

								#else

								#error "byte order unknown"

								#endif

									uint16_t duration;

								} __attribute__ ((packed));


								void dtmf_samples(void *buf, unsigned long offset, unsigned long num, unsigned int event, unsigned int volume,

										unsigned int sample_rate);


								#endif