spectrumgenerator.h

Go to the documentation of this file.

// SPDX-License-Identifier: GPL-2.0-or-later
 
#pragma once
 
#include <vector>
 
#include <QMutex>
#include <QThread>
#include <memory>
 
#include <fftw3.h>
 
#include "analysissettings.h"
#include "dsosamples.h"
#include "ppresult.h"
#include "utils/printutils.h"
 
#include "processor.h"
 
class DsoSettings;
struct DsoSettingsScope;

class SpectrumGenerator : public Processor {
 
  public:
    SpectrumGenerator( const DsoSettingsScope *scope, const DsoSettingsAnalysis *postprocessing );
    ~SpectrumGenerator() override;
 
  private:
    const DsoSettingsScope *scope;
    const DsoSettingsAnalysis *analysis;
    Dso::WindowFunction previousWindowFunction = Dso::WindowFunction( -1 ); 
    std::vector< double > window;                                           
    fftw_plan fftPlan_R2HC = nullptr;
    fftw_plan fftPlan_HC2R = nullptr;
    QString note;
    const QString &calculateNote( double frequency );
    // Processor interface
    void process( PPresult *data ) override;
};