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			46 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| #ifndef INCLUDE_SPECTRUMVIS_H
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| #define INCLUDE_SPECTRUMVIS_H
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| 
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| #include "dsp/samplesink.h"
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| #include "dsp/fftengine.h"
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| #include "fftwindow.h"
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| #include "util/export.h"
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| 
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| class GLSpectrum;
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| class MessageQueue;
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| 
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| class SDRANGELOVE_API SpectrumVis : public SampleSink {
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| public:
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| 	SpectrumVis(GLSpectrum* glSpectrum = NULL);
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| 	~SpectrumVis();
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| 
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| 	void configure(MessageQueue* msgQueue, int fftSize, int overlapPercent, FFTWindow::Function window);
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| 
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| 	void feed(SampleVector::const_iterator begin, SampleVector::const_iterator end, bool positiveOnly);
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| 	void feedTriggered(SampleVector::const_iterator triggerPoint, SampleVector::const_iterator begin, SampleVector::const_iterator end, bool positiveOnly);
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| 	void start();
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| 	void stop();
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| 	bool handleMessageKeep(Message* message);
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| 	bool handleMessage(Message* message);
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| 
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| private:
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| 	FFTEngine* m_fft;
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| 	FFTWindow m_window;
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| 
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| 	std::vector<Complex> m_fftBuffer;
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| 	std::vector<Real> m_logPowerSpectrum;
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| 
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| 	size_t m_fftSize;
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| 	size_t m_overlapPercent;
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| 	size_t m_overlapSize;
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| 	size_t m_refillSize;
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| 	size_t m_fftBufferFill;
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| 	bool m_needMoreSamples;
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| 
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| 	GLSpectrum* m_glSpectrum;
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| 
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| 	void handleConfigure(int fftSize, int overlapPercent, FFTWindow::Function window);
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| };
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| 
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| #endif // INCLUDE_SPECTRUMVIS_H
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