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sdrangel/wdsp/fmmod.hpp
2024-07-11 21:25:52 +02:00

103 lines
2.5 KiB
C++

/* 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;
float samplerate;
float deviation;
float f_low;
float f_high;
int ctcss_run;
float ctcss_level;
float ctcss_freq;
// for ctcss gen
float tscale;
float tphase;
float tdelta;
// mod
float sphase;
float sdelta;
// bandpass
int bp_run;
float bp_fc;
int nc;
int mp;
FIRCORE *p;
static FMMOD* create_fmmod (
int run,
int size,
float* in,
float* out,
int rate,
float dev,
float f_low,
float f_high,
int ctcss_run,
float ctcss_level,
float ctcss_freq,
int bp_run,
int nc,
int mp
);
static void destroy_fmmod (FMMOD *a);
static void flush_fmmod (FMMOD *a);
static void xfmmod (FMMOD *a);
static void setBuffers_fmmod (FMMOD *a, float* in, float* out);
static void setSamplerate_fmmod (FMMOD *a, int rate);
static void setSize_fmmod (FMMOD *a, int size);
// TXA Properties
static void SetFMDeviation (TXA& txa, float deviation);
static void SetCTCSSFreq (TXA& txa, float freq);
static void SetCTCSSRun (TXA& txa, int run);
static void SetFMMP (TXA& txa, int mp);
static void SetFMNC (TXA& txa, int nc);
static void SetFMAFFreqs (TXA& txa, float low, float high);
private:
static void calc_fmmod (FMMOD *a);
};
} // namespace WDSP
#endif