AmbiFormat.h

Go to the documentation of this file.

/*
 * Copyright (C) 2013 David McGriffy, all rights reserved
 */
 
 #ifndef AMBIFORMAT_H_INCLUDED
 #define AMBIFORMAT_H_INCLUDED

class AmbiFormat
{
public:

    enum {
        AMBIFMT_FUMA,
        AMBIFMT_ACNSN3D
    };

    AmbiFormat();   
    ~AmbiFormat();  
    static inline float ambiFormat2Parm(int fmt) { return (float)fmt/(NUM_FORMATS - 1); }
    static inline int parm2AmbiFormat(float x) { return (int)(x * (NUM_FORMATS - 1)); }
    
    static void reformat(float** ptr, int inFormat, int outFormat, int order, int sampleFrames);    
private:
    static const int NUM_FORMATS = 2;
    static const int NUM_COEFS = 4;
    
    static const float coef[NUM_FORMATS][NUM_COEFS];
    static const int chanNum[NUM_FORMATS][NUM_COEFS]; // gives channel in the format given acn
};

#endif