kopia lustrzana https://github.com/f4exb/sdrangel
				
				
				
			
		
			
				
	
	
		
			100 wiersze
		
	
	
		
			2.4 KiB
		
	
	
	
		
			C++
		
	
	
			
		
		
	
	
			100 wiersze
		
	
	
		
			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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