#include <stdio.h>
#include <stdlib.h>
#include <sndfile.h>
#include <iostream>
//#include <windows.h>

using namespace std;

int main()
    {
    string path = "../libSndChecker/files/song.wav";
    string outPath = "../libSndChecker/files/result.out";
    SNDFILE *sf;
    SF_INFO info;
    int num_channels;
    int num, num_items;
    double* ptr;
    int f,sr,c;
    int i,j;
    FILE *out;

    /* Open the WAV file. */
    info.format = 0;
    sf = sf_open(path.c_str(),SFM_READ,&info);
    if (sf == NULL)
    {
        printf("Failed to open the file.\n");
        return 0;
    }

    /* Print some of the info, and figure out how much data to read. */
    f = info.frames;
    sr = info.samplerate;
    c = info.channels;
    printf("frames=%d\n",f);
    printf("samplerate=%d\n",sr);
    printf("channels=%d\n",c);
    num_items = f*c;
    printf("num_items=%d\n",num_items);

    /* Allocate space for the data to be read, then read it. */
    ptr = new double[num_items];
    num = sf_read_double(sf, ptr, num_items);
    sf_close(sf);
    printf("Read %d items\n",num);

    /* Write the data to filedata.out. */
    out = fopen(outPath.c_str(),"write");
    for (i = 0; i < num; i += c)
        {
        for (j = 0; j < c; ++j)
            fprintf(out,"ch#=%d; fr#=%d; b#=%f ", j, i, ptr[i+j]);
            fprintf(out,"\n");
            //cout << ptr[i+j] << " ";
        }
    fclose(out);

    return 0;
    }