src/engine/enginevumeter.h


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#pragma once

#include "engine/engineobject.h"

class ControlPotmeter;
class ControlProxy;

class EngineVuMeter : public EngineObject {
    Q_OBJECT
  public:
    EngineVuMeter(QString group);
    virtual ~EngineVuMeter();

    virtual void process(CSAMPLE* pInOut, const int iBufferSize);

    void reset();

  private:
    void doSmooth(CSAMPLE &currentVolume, CSAMPLE newVolume);

    ControlPotmeter* m_ctrlVuMeter;
    ControlPotmeter* m_ctrlVuMeterL;
    ControlPotmeter* m_ctrlVuMeterR;
    CSAMPLE m_fRMSvolumeL;
    CSAMPLE m_fRMSvolumeSumL;
    CSAMPLE m_fRMSvolumeR;
    CSAMPLE m_fRMSvolumeSumR;
    int m_iSamplesCalculated;

    ControlPotmeter* m_ctrlPeakIndicator;
    ControlPotmeter* m_ctrlPeakIndicatorL;
    ControlPotmeter* m_ctrlPeakIndicatorR;
    int m_peakDurationL;
    int m_peakDurationR;

    ControlProxy* m_pSampleRate;
};