mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-25 09:18:54 -05:00
153 lines
3.6 KiB
C++
153 lines
3.6 KiB
C++
/* cfcomp.h
|
|
|
|
This file is part of a program that implements a Software-Defined Radio.
|
|
|
|
Copyright (C) 2017, 2021 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_cfcomp_h
|
|
#define wdsp_cfcomp_h
|
|
|
|
#include "fftw3.h"
|
|
#include "export.h"
|
|
|
|
namespace WDSP {
|
|
|
|
class TXA;
|
|
|
|
class WDSP_API CFCOMP
|
|
{
|
|
public:
|
|
int run;
|
|
int position;
|
|
int bsize;
|
|
float* in;
|
|
float* out;
|
|
int fsize;
|
|
int ovrlp;
|
|
int incr;
|
|
float* window;
|
|
int iasize;
|
|
float* inaccum;
|
|
float* forfftin;
|
|
float* forfftout;
|
|
int msize;
|
|
float* cmask;
|
|
float* mask;
|
|
int mask_ready;
|
|
float* cfc_gain;
|
|
float* revfftin;
|
|
float* revfftout;
|
|
float** save;
|
|
int oasize;
|
|
float* outaccum;
|
|
float rate;
|
|
int wintype;
|
|
float pregain;
|
|
float postgain;
|
|
int nsamps;
|
|
int iainidx;
|
|
int iaoutidx;
|
|
int init_oainidx;
|
|
int oainidx;
|
|
int oaoutidx;
|
|
int saveidx;
|
|
fftwf_plan Rfor;
|
|
fftwf_plan Rrev;
|
|
|
|
int comp_method;
|
|
int nfreqs;
|
|
float* F;
|
|
float* G;
|
|
float* E;
|
|
float* fp;
|
|
float* gp;
|
|
float* ep;
|
|
float* comp;
|
|
float precomp;
|
|
float precomplin;
|
|
float* peq;
|
|
int peq_run;
|
|
float prepeq;
|
|
float prepeqlin;
|
|
float winfudge;
|
|
|
|
float gain;
|
|
float mtau;
|
|
float mmult;
|
|
// display stuff
|
|
float dtau;
|
|
float dmult;
|
|
float* delta;
|
|
float* delta_copy;
|
|
float* cfc_gain_copy;
|
|
|
|
static CFCOMP* create_cfcomp (
|
|
int run,
|
|
int position,
|
|
int peq_run,
|
|
int size,
|
|
float* in,
|
|
float* out,
|
|
int fsize,
|
|
int ovrlp,
|
|
int rate,
|
|
int wintype,
|
|
int comp_method,
|
|
int nfreqs,
|
|
float precomp,
|
|
float prepeq,
|
|
float* F,
|
|
float* G,
|
|
float* E,
|
|
float mtau,
|
|
float dtau
|
|
);
|
|
static void destroy_cfcomp (CFCOMP *a);
|
|
static void flush_cfcomp (CFCOMP *a);
|
|
static void xcfcomp (CFCOMP *a, int pos);
|
|
static void setBuffers_cfcomp (CFCOMP *a, float* in, float* out);
|
|
static void setSamplerate_cfcomp (CFCOMP *a, int rate);
|
|
static void setSize_cfcomp (CFCOMP *a, int size);
|
|
// TXA Properties
|
|
static void SetCFCOMPRun (TXA& txa, int run);
|
|
static void SetCFCOMPPosition (TXA& txa, int pos);
|
|
static void SetCFCOMPprofile (TXA& txa, int nfreqs, float* F, float* G, float *E);
|
|
static void SetCFCOMPPrecomp (TXA& txa, float precomp);
|
|
static void SetCFCOMPPeqRun (TXA& txa, int run);
|
|
static void SetCFCOMPPrePeq (TXA& txa, float prepeq);
|
|
static void GetCFCOMPDisplayCompression (TXA& txa, float* comp_values, int* ready);
|
|
|
|
private:
|
|
static void calc_cfcwindow (CFCOMP *a);
|
|
static int fCOMPcompare (const void *a, const void *b);
|
|
static void calc_comp (CFCOMP *a);
|
|
static void calc_cfcomp(CFCOMP *a);
|
|
static void decalc_cfcomp(CFCOMP *a);
|
|
static void calc_mask (CFCOMP *a);
|
|
};
|
|
|
|
} // namespace WDSP
|
|
|
|
#endif
|