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100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
/* siphon.h
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This file is part of a program that implements a Software-Defined Radio.
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Copyright (C) 2013 Warren Pratt, NR0V
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Copyright (C) 2024 Edouard Griffiths, F4EXB Adapted to SDRangel
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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The author can be reached by email at
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warren@wpratt.com
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*/
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// 'siphon' collects samples in a buffer. These samples can then be PULLED from the buffer
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// in either raw or FFT'd form.
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#ifndef wdsp_siphon_h
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#define wdsp_siphon_h
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#include <vector>
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#include "fftw3.h"
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#include "export.h"
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namespace WDSP {
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class WDSP_API SIPHON
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{
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public:
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int run;
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int position;
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int mode;
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int disp;
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int insize;
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float* in;
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int sipsize; // NOTE: sipsize MUST BE A POWER OF TWO!!
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std::vector<float> sipbuff;
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int outsize;
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int idx;
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std::vector<float> sipout;
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int fftsize;
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std::vector<float> specout;
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long specmode;
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fftwf_plan sipplan;
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std::vector<float> window;
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SIPHON(
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int run,
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int position,
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int mode,
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int disp,
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int insize,
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float* in,
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int sipsize,
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int fftsize,
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int specmode
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);
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SIPHON(const SIPHON&) = delete;
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SIPHON& operator=(const SIPHON& other) = delete;
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~SIPHON();
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void flush();
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void execute(int pos);
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void setBuffers(float* in);
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void setSamplerate(int rate);
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void setSize(int size);
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// RXA Properties
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void getaSipF (float* out, int size);
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void getaSipF1 (float* out, int size);
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// TXA Properties
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void setSipPosition(int pos);
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void setSipMode(int mode);
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void setSipDisplay(int disp);
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void getSpecF1(float* out);
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void setSipSpecmode(int mode);
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private:
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void build_window();
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void suck();
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void sip_spectrum();
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};
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} // namespace WDSP
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#endif
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