RIFF Reader

/* RIFF Reader by James Branston */

#include <stdio.h>
#include <string.h>
#include <iostream>
#include <stdint.h>

using namespace std;


class WavHeader
{
public:
    char                RIFF[4];        /* RIFF Header      */
    uint32_t            fileSize;      /* RIFF Chunk Size  */
    char                WAVE[4];        /* WAVE Header      */
    char                fmt[4];        /* FMT header      */
    uint32_t            chunkSize;      /* Size of the fmt chunk                                */
    uint16_t            audioFormat;    /* Audio format 1=PCM,6=mulaw,7=alaw, 257=IBM Mu-Law, 258=IBM A-Law, 259=ADPCM */
    uint16_t            numOfChan;      /* Number of channels 1=Mono 2=Sterio                  */
    uint32_t            samplesPerSec;  /* Sampling Frequency in Hz                            */
    uint32_t            bytesPerSec;    /* bytes per second */
    uint16_t            blockAlign;    /* 2=16-bit mono, 4=16-bit stereo */
    uint16_t            bitsPerSample;  /* Number of bits per sample      */
    char                subchunk2ID[4]; /* "data"  string  */
    uint32_t            subchunk2Size;  /* Sampled data length    */
};


int errormessage(const char* msg, int error = 0)
{
    cout << msg << endl;
    while(cin.get() != 10);

    return error;
}

int main()
{
    FILE *fp = NULL;
    fp = fopen("/Users/jtjbranston/Documents/Programming/ReadRIFFHeader/build/Debug/test.wav", "r");
    if(!fp)
    {
        perror("open");
        return errormessage("Error: Cannot Open File");
    }

    WavHeader header;
    fread(&header, sizeof(WavHeader), 1, fp);

    if(!strcmp(header.RIFF, "RIFF"))
    {
        errormessage("Error: Not RIFF Format!");
    }

    if(!strcmp(header.WAVE, "WAVE"))
    {
        return errormessage("Error: File Is Not .Wav");
    }

    if(!strcmp(header.fmt, "fmt "))
    {
        return errormessage("Error: 'fmt ' Error");
    }

    cout << "File Size: " << header.fileSize << endl;
    cout << "Chunk Size: " << header.chunkSize << endl;
    cout << "Format Type: " << header.audioFormat << endl;
    cout << "Channels: " << header.numOfChan << endl;
    cout << "Sample Rate: " << header.samplesPerSec << endl;
    cout << "Bytes Per Sec: " << header.bytesPerSec << endl;
    cout << "Press Enter To End";

    while(cin.get() != 10);

    return 0;
}