sdrangel/wdsp/fmmod.hpp

/*  fmmod.h

This file is part of a program that implements a Software-Defined Radio.

Copyright (C) 2013, 2016, 2023 Warren Pratt, NR0V
Copyright (C) 2024 Edouard Griffiths, F4EXB Adapted to SDRangel

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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

The author can be reached by email at

warren@wpratt.com

*/

#ifndef wdsp_fmmod_h
#define wdsp_fmmod_h

#include "export.h"

namespace WDSP {

class FIRCORE;
class TXA;

class WDSP_API FMMOD
{
public:
    int run;
    int size;
    float* in;
    float* out;
    double samplerate;
    double deviation;
    double f_low;
    double f_high;
    int ctcss_run;
    double ctcss_level;
    double ctcss_freq;
    // for ctcss gen
    double tscale;
    double tphase;
    double tdelta;
    // mod
    double sphase;
    double sdelta;
    // bandpass
    int bp_run;
    double bp_fc;
    int nc;
    int mp;
    FIRCORE *p;

    FMMOD(
        int run,
        int size,
        float* in,
        float* out,
        int rate,
        double dev,
        double f_low,
        double f_high,
        int ctcss_run,
        double ctcss_level,
        double ctcss_freq,
        int bp_run,
        int nc,
        int mp
    );
    FMMOD(const FMMOD&) = delete;
    FMMOD& operator=(const FMMOD& other) = delete;
    ~FMMOD();

    void flush();
    void execute();
    void setBuffers(float* in, float* out);
    void setSamplerate(int rate);
    void setSize(int size);
    // TXA Properties
    void setDeviation(float deviation);
    void setCTCSSFreq(float freq);
    void setCTCSSRun(int run);
    void setMP(int mp);
    void setNC(int nc);
    void setAFFreqs(float low, float high);

private:
    void calc();
};

} // namespace WDSP

#endif