Struct Definition of .mua Header

struct muaHeader {
  union { //0x00
    //this string is big endian, of course (WARNING: NOT NULL TERMINATED)
    //"MUAL" means little endian byte order; "MUAB" means big endian
    char     magicNumber_s[4];
    //"MUAL"=0x4D55414C, "MUAB"=0x4D554142 (big endian)
    //"MUAL"=0x4C41554D, "MUAB"=0x4241554D (little endian)
    uint32_t magicNumber;
  };
  //0=pulse code modulation; NO extended header
  //1=delta modulation; extended header
  uint8_t  format;       //0x04
  uint8_t  bitsPerSample;//0x05 bit 7='is signed?'; bits 6->0=bits per sample-1
                          //(0 means samples are floats)
  uint16_t numChannels;  //0x06 1=mono, 2=stereo, etc.
  uint64_t dataSize;     //0x08 in bytes, excluding header
  uint64_t numSamples;   //0x10 dataSize / (numChannels*bitsPerSample/8)
  uint32_t sampleRate;   //0x18 in hertz
  uint32_t loopCount;    //0x1C 'play how many times'; 0=infinite loop
};