#ifndef _DTMF_H_
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#define _DTMF_H_
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#include <inttypes.h>
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#include <glib.h>
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#include <errno.h>
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#include <stdbool.h>
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#include "str.h"
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#include "socket.h"
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struct media_packet;
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struct call_media;
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struct call;
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struct call_monologue;
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struct dtmf_event {
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int code;
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int volume;
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uint64_t ts;
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};
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void dtmf_init(void);
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int dtmf_event_packet(struct media_packet *, str *, int); // 0 = ok, 1 = end event, -1 = error
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int dtmf_event_payload(str *, uint64_t *, uint64_t, struct dtmf_event *, GQueue *);
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void dtmf_event_free(void *);
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int dtmf_code_from_char(char);
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const char *dtmf_inject(struct call_media *media, int code, int volume, int duration, int pause,
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struct call_media *sink);
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bool dtmf_do_logging(void);
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void dtmf_dsp_event(const struct dtmf_event *new_event, struct dtmf_event *cur_event,
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struct call_media *media, int clockrate);
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enum block_dtmf_mode dtmf_get_block_mode(struct call *call, struct call_monologue *ml);
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#endif
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