mirror of https://github.com/sipwise/rtpengine.git
49 lines
1.9 KiB
49 lines
1.9 KiB
#ifndef _DTMFLIB_H_
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#define _DTMFLIB_H_
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#include <glib.h>
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#include <inttypes.h>
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struct telephone_event_payload {
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uint8_t event;
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#if G_BYTE_ORDER == G_LITTLE_ENDIAN
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unsigned volume:6;
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unsigned r:1;
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unsigned end:1;
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#elif G_BYTE_ORDER == G_BIG_ENDIAN
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unsigned end:1;
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unsigned r:1;
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unsigned volume:6;
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#else
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#error "byte order unknown"
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#endif
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uint16_t duration;
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} __attribute__ ((packed));
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void dtmf_samples_int16_t_mono(void *buf, unsigned long offset, unsigned long num, unsigned int event,
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unsigned int volume, unsigned int sample_rate);
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void tone_samples_int16_t(int16_t *buf, unsigned long offset, unsigned long num, unsigned int freq,
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unsigned int volume, unsigned int sample_rate, unsigned int channels);
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void tone_samples_int32_t(int32_t *buf, unsigned long offset, unsigned long num, unsigned int freq,
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unsigned int volume, unsigned int sample_rate, unsigned int channels);
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void tone_samples_double(double *buf, unsigned long offset, unsigned long num, unsigned int freq,
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unsigned int volume, unsigned int sample_rate, unsigned int channels);
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void tone_samples_float(float *buf, unsigned long offset, unsigned long num, unsigned int freq,
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unsigned int volume, unsigned int sample_rate, unsigned int channels);
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void dtmf_samples_int16_t(int16_t *buf, unsigned long offset, unsigned long num, unsigned int event,
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unsigned int volume, unsigned int sample_rate, unsigned int channels);
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void dtmf_samples_int32_t(int32_t *buf, unsigned long offset, unsigned long num, unsigned int event,
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unsigned int volume, unsigned int sample_rate, unsigned int channels);
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void dtmf_samples_double(double *buf, unsigned long offset, unsigned long num, unsigned int event,
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unsigned int volume, unsigned int sample_rate, unsigned int channels);
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void dtmf_samples_float(float *buf, unsigned long offset, unsigned long num, unsigned int event,
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unsigned int volume, unsigned int sample_rate, unsigned int channels);
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#endif
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