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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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#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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class GLSpectrum;
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class MessageQueue;
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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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void configure(MessageQueue* msgQueue, int fftSize, int overlapPercent, FFTWindow::Function window);
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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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private:
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FFTEngine* m_fft;
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FFTWindow m_window;
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std::vector<Complex> m_fftBuffer;
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std::vector<Real> m_logPowerSpectrum;
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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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GLSpectrum* m_glSpectrum;
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void handleConfigure(int fftSize, int overlapPercent, FFTWindow::Function window);
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};
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#endif // INCLUDE_SPECTRUMVIS_H
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