mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-25 09:18:54 -05:00
101 lines
3.1 KiB
C++
101 lines
3.1 KiB
C++
/* bandpass.h
|
|
|
|
This file is part of a program that implements a Software-Defined Radio.
|
|
|
|
Copyright (C) 2013, 2016, 2017 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
|
|
|
|
*/
|
|
|
|
/********************************************************************************************************
|
|
* *
|
|
* Overlap-Save Bandpass *
|
|
* *
|
|
********************************************************************************************************/
|
|
|
|
#ifndef wdsp_bandpass_h
|
|
#define wdsp_bandpass_h
|
|
|
|
#include "fftw3.h"
|
|
#include "export.h"
|
|
|
|
/********************************************************************************************************
|
|
* *
|
|
* Partitioned Overlap-Save Bandpass *
|
|
* *
|
|
********************************************************************************************************/
|
|
|
|
namespace WDSP {
|
|
|
|
class FIRCORE;
|
|
|
|
class WDSP_API BANDPASS
|
|
{
|
|
public:
|
|
int run;
|
|
int position;
|
|
int size;
|
|
int nc;
|
|
int mp;
|
|
float* in;
|
|
float* out;
|
|
double f_low;
|
|
double f_high;
|
|
double samplerate;
|
|
int wintype;
|
|
double gain;
|
|
FIRCORE *fircore;
|
|
|
|
BANDPASS(
|
|
int run,
|
|
int position,
|
|
int size,
|
|
int nc,
|
|
int mp,
|
|
float* in,
|
|
float* out,
|
|
double f_low,
|
|
double f_high,
|
|
int samplerate,
|
|
int wintype,
|
|
double gain
|
|
);
|
|
BANDPASS(const BANDPASS&) = delete;
|
|
BANDPASS& operator=(const BANDPASS& other) = delete;
|
|
~BANDPASS();
|
|
|
|
void flush();
|
|
void execute(int pos);
|
|
void setBuffers(float* in, float* out);
|
|
void setSamplerate(int rate);
|
|
void setSize(int size);
|
|
void setGain(double gain, int update);
|
|
void calcBandpassFilter(double f_low, double f_high, double gain);
|
|
// RXA Prototypes
|
|
void setBandpassFreqs(double f_low, double f_high);
|
|
void SetBandpassNC(int nc);
|
|
void SetBandpassMP(int mp);
|
|
};
|
|
|
|
} // namespace WDSP
|
|
|
|
#endif
|