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			105 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			105 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*  icfir.h
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This file is part of a program that implements a Software-Defined Radio.
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Copyright (C) 2018 Warren Pratt, NR0V
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Copyright (C) 2024 Edouard Griffiths, F4EXB Adapted to SDRangel
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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The author can be reached by email at
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warren@pratt.one
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*/
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#ifndef wdsp_icfir_h
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#define wdsp_icfir_h
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#include "export.h"
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namespace WDSP {
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class FIRCORE;
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class WDSP_API ICFIR
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{
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public:
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    int run;
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    int size;
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    int nc;
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    int mp;
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    float* in;
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    float* out;
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    int runrate;
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    int cicrate;
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    int DD;
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    int R;
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    int Pairs;
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    float cutoff;
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    float scale;
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    int xtype;
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    float xbw;
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    int wintype;
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    FIRCORE *p;
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    static ICFIR* create_icfir (
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        int run,
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        int size,
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        int nc,
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        int mp,
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        float* in,
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        float* out,
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        int runrate,
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        int cicrate,
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        int DD,
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        int R,
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        int Pairs,
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        float cutoff,
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        int xtype,
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        float xbw,
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        int wintype
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    );
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    static void destroy_icfir (ICFIR *a);
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    static void flush_icfir (ICFIR *a);
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    static void xicfir (ICFIR *a);
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    static void setBuffers_icfir (ICFIR *a, float* in, float* out);
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    static void setSamplerate_icfir (ICFIR *a, int rate);
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    static void setSize_icfir (ICFIR *a, int size);
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    static void setOutRate_icfir (ICFIR *a, int rate);
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    static float* icfir_impulse (
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        int N,
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        int DD,
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        int R,
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        int Pairs,
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        float runrate,
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        float cicrate,
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        float cutoff,
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        int xtype,
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        float xbw,
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        int rtype,
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        float scale,
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        int wintype
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    );
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private:
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    static void calc_icfir (ICFIR *a);
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    static void decalc_icfir (ICFIR *a);
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};
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} // namespace WDSP
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#endif
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