butterworth.h File Reference

The computation of butterworth coefficients for the filter library. More...

#include "dh/filter-types.h"

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Functions
DH_FILTER_RETURN_VALUE	dh_compute_butterworth_filter_coefficients (dh_filter_data *filter, dh_filter_parameters *options, DH_FILTER_CHARACTERISTIC characteristic)
	Computes all coefficients for a butterworth filter. More...

Detailed Description

The computation of butterworth coefficients for the filter library.

This source code is licensed under the MIT license. See file "LICENSE" at the root of the repository.

Function Documentation

dh_compute_butterworth_filter_coefficients()

DH_FILTER_RETURN_VALUE dh_compute_butterworth_filter_coefficients	(	dh_filter_data *	filter,
		dh_filter_parameters *	options,
		DH_FILTER_CHARACTERISTIC	characteristic
	)

Computes all coefficients for a butterworth filter.

This function will allocate temporary buffers.

Parameters

filter	The data structure with the filter parameters. It will be modified in place (the coefficient arrays are initialized).
options	The selected options for the filter.
characteristic	The type of butterworth filter that will be created.

Returns

DH_FILTER_RETURN_VALUE