dsp_dtmf.c File Reference

#include <linux/mISDNif.h>
#include <linux/mISDNdsp.h>
#include "core.h"
#include "dsp.h"

Go to the source code of this file.

Macros
#define	NCOEFF   8 /* number of frequencies to be analyzed */

Functions
void	dsp_dtmf_goertzel_init (struct dsp *dsp)
void	dsp_dtmf_hardware (struct dsp *dsp)
u8 *	dsp_dtmf_goertzel_decode (struct dsp *dsp, u8 *data, int len, int fmt)

Macro Definition Documentation

#define NCOEFF   8 /* number of frequencies to be analyzed */

Definition at line 17 of file dsp_dtmf.c.

Function Documentation

u8* dsp_dtmf_goertzel_decode	(	struct dsp *	dsp,
		u8 *	data,
		int	len,
		int	fmt
	)

Definition at line 118 of file dsp_dtmf.c.

void dsp_dtmf_goertzel_init

(

struct dsp *

dsp

)

Definition at line 40 of file dsp_dtmf.c.

void dsp_dtmf_hardware

(

struct dsp *

dsp

)

Definition at line 50 of file dsp_dtmf.c.