CD.C

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#define WIN32_LEAN_AND_MEAN
#include        <windows.h>
#include        <mmsystem.h>
#pragma hdrstop

#include        <stdio.h>
#include        <stdlib.h>

#include "cd.h"

UINT    OpenCDPlayer(void)
{
        MCI_SET_PARMS   mciSetParms;
        MCI_OPEN_PARMS  mciOpenParms;
        DWORD                   dwReturn;
        
        // Open the CD audio device by specifying the device name.
        mciOpenParms.lpstrDeviceType = "cdaudio";
        dwReturn = mciSendCommand(0, MCI_OPEN, MCI_OPEN_TYPE, (DWORD)&mciOpenParms);
        if      (dwReturn)
        {
                // Failed to open device. Don't close it; just return error.
                return 0;
        }

        // Set the time format to track/minute/second/frame (TMSF).
        mciSetParms.dwTimeFormat = MCI_FORMAT_TMSF;
        dwReturn = mciSendCommand(mciOpenParms.wDeviceID, MCI_SET, MCI_SET_TIME_FORMAT, (DWORD)(LPVOID) &mciSetParms);
        if      (dwReturn)
        {
                mciSendCommand(mciOpenParms.wDeviceID, MCI_CLOSE, 0, 0);
                return 0;
        }

        return mciOpenParms.wDeviceID;
}

BOOL GetCDPosition(UINT Id, INT *Track, INT *Minute, INT *Second)
{
        MCI_STATUS_PARMS        Parms;
        DWORD                           dwReturn;

        Parms.dwItem = MCI_STATUS_POSITION;
        Parms.dwCallback = 0;
        dwReturn = mciSendCommand(Id, MCI_STATUS, MCI_STATUS_ITEM, (DWORD)&Parms);

        if (dwReturn)
                return FALSE;

        if (Track)
                *Track = (INT)MCI_TMSF_TRACK(Parms.dwReturn);

        if (Minute)
                *Minute = (INT)MCI_TMSF_MINUTE(Parms.dwReturn);

        if (Second)
                *Second = (INT)MCI_TMSF_SECOND(Parms.dwReturn);

        return(TRUE);
}

void    StopCDPlayer(UINT id)
{
        mciSendCommand(id, MCI_STOP, 0, 0);
}

void    CloseCDPlayer(UINT id)
{
        mciSendCommand(id, MCI_CLOSE, 0, 0);
}

DWORD   PlayCDTrack(UINT wDeviceID,
                                        HWND hWndNotify,
                                        BYTE bTrack,
                                        int  startMin,
                                        int  startSec,
                                        int      stopMin,
                                        int      stopSec)
{
        DWORD                   dwReturn;
        MCI_PLAY_PARMS  mciPlayParms;

        // Begin playback from the given track and play until the beginning 
        // of the next track. The window procedure function for the parent 
        // window will be notified with an MM_MCINOTIFY message when 
        // playback is complete. Unless the play command fails, the window 
        // procedure closes the device.
        mciPlayParms.dwFrom = 0L;
        mciPlayParms.dwTo   = 0L;
        mciPlayParms.dwFrom = MCI_MAKE_TMSF(bTrack, startMin, startSec, 0);
        mciPlayParms.dwTo   = MCI_MAKE_TMSF(bTrack, stopMin, stopSec, 0);
        mciPlayParms.dwCallback = (DWORD) hWndNotify;
        dwReturn = mciSendCommand(wDeviceID, MCI_PLAY, MCI_FROM | MCI_TO | MCI_NOTIFY, (DWORD)(LPVOID) &mciPlayParms);
        if (dwReturn)
        {
                mciSendCommand(wDeviceID, MCI_CLOSE, 0, 0);
                return 0;
        }

        return 0;
}

#ifdef SINGLE_BUILD_FOR_TEST
void    main(void)
#else
void    TestCd(void)
#endif
{
        UINT    id;

        id = OpenCDPlayer();
        PlayCDTrack(id, 0, 1, 1, 0, 5, 0);
        Sleep(2000);
        PlayCDTrack(id, 0, 1, 1, 0, 5, 30);
        Sleep(2000);
        PlayCDTrack(id, 0, 1, 1, 0, 5, 30);
        Sleep(2000);
        StopCDPlayer(id);
        CloseCDPlayer(id);
}

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