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			38 lines
		
	
	
		
			586 B
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			38 lines
		
	
	
		
			586 B
		
	
	
	
		
			C
		
	
	
	
	
	
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								#ifndef INCLUDE_FFTWENGINE_H
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								#define INCLUDE_FFTWENGINE_H
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								#include <QMutex>
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								#include <fftw3.h>
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								#include <list>
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								#include "dsp/fftengine.h"
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								class FFTWEngine : public FFTEngine {
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								public:
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									FFTWEngine();
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									~FFTWEngine();
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									void configure(int n, bool inverse);
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									void transform();
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									Complex* in();
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									Complex* out();
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								protected:
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									static QMutex m_globalPlanMutex;
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									struct Plan {
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										int n;
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										bool inverse;
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										fftwf_plan plan;
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										fftwf_complex* in;
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										fftwf_complex* out;
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									};
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									typedef std::list<Plan*> Plans;
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									Plans m_plans;
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									Plan* m_currentPlan;
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									void freeAll();
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								};
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								#endif // INCLUDE_FFTWENGINE_H
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