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/* cfcomp.h
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This file is part of a program that implements a Software-Defined Radio.
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Copyright (C) 2017, 2021 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_cfcomp_h
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#define wdsp_cfcomp_h
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#include <vector>
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#include "fftw3.h"
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#include "export.h"
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namespace WDSP {
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class TXA;
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class WDSP_API CFCOMP
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{
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public:
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int run;
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int position;
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int bsize;
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float* in;
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float* out;
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int fsize;
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int ovrlp;
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int incr;
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std::vector<double> window;
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int iasize;
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std::vector<double> inaccum;
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std::vector<float> forfftin;
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std::vector<float> forfftout;
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int msize;
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std::vector<double> cmask;
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std::vector<double> mask;
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int mask_ready;
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std::vector<double> cfc_gain;
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std::vector<float> revfftin;
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std::vector<float> revfftout;
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std::vector<std::vector<double>> save;
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int oasize;
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std::vector<double> outaccum;
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double rate;
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int wintype;
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double pregain;
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double postgain;
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int nsamps;
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int iainidx;
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int iaoutidx;
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int init_oainidx;
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int oainidx;
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int oaoutidx;
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int saveidx;
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fftwf_plan Rfor;
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fftwf_plan Rrev;
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int comp_method;
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int nfreqs;
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std::vector<double> F;
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std::vector<double> G;
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std::vector<double> E;
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std::vector<double> fp;
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std::vector<double> gp;
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std::vector<double> ep;
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std::vector<double> comp;
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double precomp;
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double precomplin;
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std::vector<double> peq;
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int peq_run;
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double prepeq;
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double prepeqlin;
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double winfudge;
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double gain;
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double mtau;
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double mmult;
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// display stuff
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double dtau;
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double dmult;
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std::vector<double> delta;
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std::vector<double> delta_copy;
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std::vector<double> cfc_gain_copy;
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CFCOMP(
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int run,
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int position,
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int peq_run,
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int size,
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float* in,
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float* out,
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int fsize,
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int ovrlp,
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int rate,
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int wintype,
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int comp_method,
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int nfreqs,
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double precomp,
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double prepeq,
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const double* F,
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const double* G,
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const double* E,
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double mtau,
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double dtau
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);
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CFCOMP(const CFCOMP&) = delete;
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CFCOMP& operator=(CFCOMP& other) = delete;
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~CFCOMP();
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void flush();
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void execute(int pos);
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void setBuffers(float* in, float* out);
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void setSamplerate(int rate);
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void setSize(int size);
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// TXA Properties
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void setRun(int run);
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void setPosition(int pos);
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void setProfile(int nfreqs, const double* F, const double* G, const double *E);
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void setPrecomp(double precomp);
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void setPeqRun(int run);
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void setPrePeq(double prepeq);
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void getDisplayCompression(double* comp_values, int* ready);
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private:
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void calc_cfcwindow();
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static int fCOMPcompare (const void *a, const void *b);
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void calc_comp();
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void calc_cfcomp();
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void decalc_cfcomp();
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void calc_mask();
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};
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} // namespace WDSP
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#endif
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