File: FSK441Decoder.h

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/*
 *   Copyright (C) 2002,2003 by Jonathan Naylor G4KLX/HB9DRD
 *
 *   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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef	FSK441Decoder_H
#define	FSK441Decoder_H

#include <wx/string.h>

#include "common/Average.h"

#include "fsk441/FSK441Defs.h"
#include "fsk441/FSK441BurstData.h"

class CFSK441Decoder {

    public:
	CFSK441Decoder(const wxString& fileName, double ratio);
	~CFSK441Decoder();

	void run();

    private:
	wxString         m_fileName;
	double           m_ratio;
	CAverage         m_noise;
	CFSK441BurstData m_burstData[FSK441_SYMBOL_LENGTH];

	bool correlate(double* v, double* c) const;
	int  seekBurst(int tim, double* v);
	int  storeBurst(int tim, double* v);
	void decodeBurst();
};

#endif