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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
/*
QM DSP Library
Centre for Digital Music, Queen Mary, University of London.
This file 2005-2006 Christian Landone.
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. See the file
COPYING included with this distribution for more information.
*/
#ifndef FILTFILT_H
#define FILTFILT_H
#include "Filter.h"
/**
* Zero-phase digital filter, implemented by processing the data
* through a filter specified by the given filter parameters (see
* Filter) and then processing it again in reverse.
*/
class FiltFilt
{
public:
FiltFilt(Filter::Parameters);
virtual ~FiltFilt();
void reset();
void process( double* src, double* dst, unsigned int length );
private:
Filter m_filter;
int m_ord;
};
#endif
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