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https://github.com/signalwire/freeswitch.git
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10c6a30a59
It provides better detection than mod_vmd but is a little more CPU intensive than mod_vmd. Perhaps someone would like to CUDAfy this code?
12 lines
174 B
C
12 lines
174 B
C
#ifndef __GOERTZEL_H__
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#define __GOERTZEL_H__
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#include <stdint.h>
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#include "buffer.h"
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extern double goertzel(circ_buffer_t *b, size_t pos, double f, size_t num);
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#endif
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