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        // quick argument check
        //if(argc != 2) {fprintf(stderr, "usage: %s <filename>\n", argv[0]);ExitProcess(1);}

        /*
         * initialise the module variables
         */
        waveBlocks = allocateBlocks(BLOCK_SIZE, BLOCK_COUNT);
        waveFreeBlockCount = BLOCK_COUNT;
        waveCurrentBlock= 0;
        InitializeCriticalSection(&waveCriticalSection);
        /*
         * try and open the file
         */
        if((MusicFile->hFile = CreateFile(
        MusicFile->p_Path,
        GENERIC_READ,
        FILE_SHARE_READ,
        NULL,
        OPEN_EXISTING,
        0,
        NULL
        )) == INVALID_HANDLE_VALUE)
        {
                std::cout<<"unable to create file:"<< MusicFile->p_Path<<std::endl;
                ExitProcess(1);
        }
        /*
         * set up the WAVEFORMATEX structure.
         */

        MusicFile->wfx.nSamplesPerSec = MusicFile->SampleRate; /* sample rate */
        MusicFile->wfx.wBitsPerSample = MusicFile->BitsPerSample; /* sample size */
        MusicFile->wfx.nChannels= MusicFile->NumChannels; /* channels*/
        MusicFile->wfx.cbSize = 0; /* size of _extra_ info */
        MusicFile->wfx.wFormatTag = MusicFile->AudioFormat;
        MusicFile->wfx.nBlockAlign = MusicFile->BlockAlign;
        MusicFile->wfx.nAvgBytesPerSec = MusicFile->ByteRate;
        printf("nSamplesPerSec: %d\n",MusicFile->wfx.nSamplesPerSec);
        printf("wBitsPerSample: %d\n",MusicFile->wfx.wBitsPerSample);
        printf("nChannels: %d\n",MusicFile->wfx.nChannels);
        printf("cbSize: %d\n",MusicFile->wfx.cbSize);
        printf("wFormatTag: %d\n",MusicFile->wfx.wFormatTag);
        printf("nBlockAlign: %d\n",MusicFile->wfx.nBlockAlign);
        printf("nAvgBytesPerSec: %d\n",MusicFile->wfx.nAvgBytesPerSec);
        /*
         * try to open the default wave device. WAVE_MAPPER is
         * a constant defined in mmsystem.h, it always points to the
         * default wave device on the system (some people have 2 or
         * more sound cards).
         */
        if(waveOutOpen(
        &hWaveOut,
        WAVE_MAPPER,
        &MusicFile->wfx,
        (DWORD_PTR)waveOutProc,
        (DWORD_PTR)&waveFreeBlockCount,
        CALLBACK_FUNCTION
        ) != MMSYSERR_NOERROR)
        {
                std::cout<<"unable to open file:"<< MusicFile->p_Path<<std::endl;
                ExitProcess(1);
        }