#ifndef __WAV__
#define __WAV__

#include <iostream>
#include <string>
#include <fstream>
#include <iomanip>


using namespace std;
using std::string;
using std::fstream;


typedef struct  WAV_HEADER{
    char                RIFF[4];            // RIFF Header      Magic header
    unsigned int        ChunkSize;          // RIFF Chunk Size
    char                format[4];          //  Header
    char                fmt[4];             // FMT header
   // char              Subchunk1ID[4];
    unsigned int        Subchunk1Size;      // Size of the fmt chunk
    unsigned short      AudioFormat;        // Audio format 1=PCM,6=mulaw,7=alaw, 257=IBM Mu-Law, 258=IBM A-Law, 259=ADPCM
    unsigned short      NumOfChan;          // Number of channels 1=Mono 2=Sterio
    int                 SamplesPerSec;      // Sampling Frequency in Hz
    int                 bytesPerSec;        // bytes per second
    unsigned short      blockAlign;         // 2=16-bit mono, 4=16-bit stereo
    unsigned short      bitsPerSample;      // Number of bits per sample
    char                Subchunk2ID[4];     // "data"  string
    unsigned int        Subchunk2Size;      // Sampled data length

}wav_hdr;


class WavReader {
  public:
    WavReader();                            // constructor; initialize the list to be empty
    WavReader(const char* filePath);        // Opens and reads the data of a wav file
    unsigned short getChannels();
    int getDataLength();

    void makeWav(string s, short*, int nos);  //builds a wav file from the data that is contained in the WavHeader and data array.
    void printInfo();                         //prints info from the header
    int getSample();                          //gets sample from the wav file.

    ~WavReader();

private:

    wav_hdr wavHeader;
    FILE *wavFile;

    unsigned char getByte();



};

#endif