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109 lines
2.4 KiB
C++
109 lines
2.4 KiB
C++
/* cfir.h
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This file is part of a program that implements a Software-Defined Radio.
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Copyright (C) 2014, 2016 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@wpratt.com
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*/
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#ifndef wdsp_cfir_h
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#define wdsp_cfir_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 TXA;
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class WDSP_API CFIR
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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 CFIR* create_cfir (
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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_cfir (CFIR *a);
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static void flush_cfir (CFIR *a);
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static void xcfir (CFIR *a);
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static void setBuffers_cfir (CFIR *a, float* in, float* out);
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static void setSamplerate_cfir (CFIR *a, int rate);
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static void setSize_cfir (CFIR *a, int size);
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static void setOutRate_cfir (CFIR *a, int rate);
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static float* cfir_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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// TXA Properties
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static void SetCFIRRun(TXA& txa, int run);
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static void SetCFIRNC(TXA& txa, int nc);
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private:
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static void calc_cfir (CFIR *a);
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static void decalc_cfir (CFIR *a);
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};
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} // namespace WDSP
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#endif
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