e_micro.h File Reference

Accessing the microphone data. More...

Defines
#define	MIC0_BUFFER   0
#define	MIC1_BUFFER   1
#define	MIC2_BUFFER   2
Functions
int	e_get_micro (unsigned int micro_id)
	Get the last value of a given micro.
int	e_get_micro_average (unsigned int micro_id, unsigned int filter_size)
	Get the average on a given number of sample from a micro.
int	e_get_micro_volume (unsigned int micro_id)
	Get the difference between the highest and lowest sample.

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Detailed Description

Accessing the microphone data.

The functions of this file are made to deal with the microphones data. You can simply get the current value of a given microphone. You can know the volume of noise that the e-puck is enduring. You can average the signal with a specified size.

Author:

Code: Borter Jean-Joel
Doc: Jonathan Besuchet

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Define Documentation

#define MIC0_BUFFER   0

#define MIC1_BUFFER   1

#define MIC2_BUFFER   2

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Function Documentation

int e_get_micro

(

unsigned int

micro_id

)

Get the last value of a given micro.

Parameters:

micro_id

micro's ID (0, 1, or 2) (use MIC0_BUFFER, MIC1_BUFFER , MIC2_BUFFER defined in e_micro.h)

Returns:

result last value of the micro

int e_get_micro_average	(	unsigned int	micro_id,
		unsigned int	filter_size
	)

Get the average on a given number of sample from a micro.

Parameters:

	micro_id	micro's ID (0, 1, or 2) (use MIC0_BUFFER, MIC1_BUFFER , MIC2_BUFFER defined in e_micro.h)
	filter_size	number of sample to average

Returns:

result last value of the micro

int e_get_micro_volume

(

unsigned int

micro_id

)

Get the difference between the highest and lowest sample.

Parameters:

micro_id

micro's ID (0, 1, or 2) (use MIC0_BUFFER, MIC1_BUFFER , MIC2_BUFFER defined in e_micro.h)

Returns:

result volume

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