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/* siphon.h
This file is part of a program that implements a Software-Defined Radio.
Copyright (C) 2013 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
*/
// 'siphon' collects samples in a buffer. These samples can then be PULLED from the buffer
// in either raw or FFT'd form.
#ifndef _siphon_h
#define _siphon_h
typedef struct _siphon
{
int run;
int position;
int mode;
int disp;
int insize;
double* in;
int sipsize; // NOTE: sipsize MUST BE A POWER OF TWO!!
double* sipbuff;
int outsize;
int idx;
double* sipout;
int fftsize;
double* specout;
volatile long specmode;
fftw_plan sipplan;
double* window;
CRITICAL_SECTION update;
} siphon, *SIPHON;
extern SIPHON create_siphon (int run, int position, int mode, int disp, int insize, double* in, int sipsize,
int fftsize, int specmode);
extern void destroy_siphon (SIPHON a);
extern void flush_siphon (SIPHON a);
extern void xsiphon (SIPHON a, int pos);
extern void setBuffers_siphon (SIPHON a, double* in);
extern void setSamplerate_siphon (SIPHON a, int rate);
extern void setSize_siphon (SIPHON a, int size);
// RXA Properties
extern __declspec (dllexport) void RXAGetaSipF (int channel, float* out, int size);
extern __declspec (dllexport) void RXAGetaSipF1 (int channel, float* out, int size);
// TXA Properties
extern __declspec (dllexport) void TXAGetaSipF (int channel, float* out, int size);
extern __declspec (dllexport) void TXAGetaSipF1 (int channel, float* out, int size);
extern __declspec (dllexport) void TXAGetSpecF1 (int channel, float* out);
// Calls for External Use
extern __declspec (dllexport) void create_siphonEXT (int id, int run, int insize, int sipsize, int fftsize, int specmode);
extern __declspec (dllexport) void destroy_siphonEXT (int id);
extern __declspec (dllexport) void xsiphonEXT (int id, double* buff);
extern __declspec (dllexport) void SetSiphonInsize (int id, int size);
#endif