wdsp/cfir.h
Uladzimir Karpenka 89c8a0e2b5 first commit
2026-06-01 15:58:45 +03:00

76 lines
1.9 KiB
C

/* cfir.h
This file is part of a program that implements a Software-Defined Radio.
Copyright (C) 2014, 2016 Warren Pratt, NR0V
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 _cfir_h
#define _cfir_h
#include "firmin.h"
typedef struct _cfir
{
int run;
int size;
int nc;
int mp;
double* in;
double* out;
int runrate;
int cicrate;
int DD;
int R;
int Pairs;
double cutoff;
double scale;
int xtype;
double xbw;
int wintype;
FIRCORE p;
} cfir, *CFIR;
extern CFIR create_cfir (int run, int size, int nc, int mp, double* in, double* out, int runrate, int cicrate,
int DD, int R, int Pairs, double cutoff, int xtype, double xbw, int wintype);
extern void destroy_cfir (CFIR a);
extern void flush_cfir (CFIR a);
extern void xcfir (CFIR a);
extern void setBuffers_cfir (CFIR a, double* in, double* out);
extern void setSamplerate_cfir (CFIR a, int rate);
extern void setSize_cfir (CFIR a, int size);
extern void setOutRate_cfir (CFIR a, int rate);
extern double* cfir_impulse (int N, int DD, int R, int Pairs, double runrate, double cicrate,
double cutoff, int xtype, double xbw, int rtype, double scale, int wintype);
extern __declspec (dllexport) void SetTXACFIRRun(int channel, int run);
extern __declspec (dllexport) void SetTXACFIRNC(int channel, int nc);
#endif