pdsdfutils.h

/*
 * pdsdfutils.h
 * 
 * Copyright 2011 Fernando Pujaico Rivera <fernando.pujaico.rivera@gmail.com>
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 * 
 */

#ifndef __PDSDFUTILS_H__
#define __PDSDFUTILS_H__

#ifdef __cplusplus
extern "C" {
#endif 


#include <pds/pdsdfglobal.h>
#include <pds/pdsvector.h>

#ifndef TRUE
        #define TRUE 1
#endif

#ifndef FALSE
        #define FALSE 0
#endif

int pds_vector_lowpass_butterworth(PdsVector *hnum,PdsVector *hden,PdsDfReal Wn);


PdsVector *pds_vector_new_butterworth_hnum(PdsDfNatural Order,PdsDfReal Wn);


PdsVector *pds_vector_new_butterworth_hden(PdsDfNatural Order,PdsDfReal Wn);


int pds_vector_iir_frequency_response(const PdsVector *hnum,const PdsVector *hden,PdsVector *H);


int pds_vector_lowpass_rectangular(PdsVector *h,PdsDfReal Wn);


PdsVector *pds_vector_new_lowpass_rectangular(PdsDfNatural N,PdsDfReal Wn);


int pds_vector_lowpass_hamming(PdsVector *h,PdsDfReal Wn);


PdsVector *pds_vector_new_lowpass_hamming(PdsDfNatural N,PdsDfReal Wn);


int pds_vector_lowpass_hanning(PdsVector *h,PdsDfReal Wn);


PdsVector *pds_vector_new_lowpass_hanning(PdsDfNatural N,PdsDfReal Wn);


int pds_vector_fir_frequency_response(const PdsVector *h,PdsVector *H);



int pds_vector_lowpass_to_highpass(PdsVector *H);


PdsVector *pds_vector_new_lowpass_to_highpass(const PdsVector *H);


PdsVector *pds_vector_new_lowpass_to_bandpass(const PdsVector *H);


PdsVector *pds_vector_new_lowpass_to_bandreject(const PdsVector *H);

#ifdef __cplusplus
}
#endif 

#endif