DAFFContentDFT.h

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/*
 * -------------------------------------------------------------------------------------
 *
 *  OpenDAFF - A free, open source software package for directional audio data
 *  Copyright 2016 Institute of Technical Acoustics, RWTH Aachen University
 *  OpenDAFF is distributed under the Apache License Version 2.0.
 *
 *  ------------------------------------------------------------------------------------
 *
 */

#ifndef IW_DAFF_CONTENTDFT
#define IW_DAFF_CONTENTDFT

#include <DAFFDefs.h>
#include <DAFFContent.h>
#include <vector>


class DAFF_API DAFFContentDFT: public DAFFContent
{
public:
    inline virtual ~DAFFContentDFT() {};


    virtual int getTransformSize() const=0;


    virtual int getNumDFTCoeffs() const=0;


    virtual bool isSymmetric() const=0;


    virtual double getSamplerate() const=0;


    virtual double getFrequencyBandwidth() const=0;


    virtual float getOverallMagnitudeMaximum() const=0;

    // --= Data access =--


    virtual int getDFTCoeff(int iRecordIndex, int iChannel, int iDFTCoeff, float& fReal, float& fImag) const=0;


    virtual int getDFTCoeffs(int iRecordIndex, int iChannel, float* pfDest) const=0;
};

#endif // IW_DAFF_CONTENTDFT