Source file: /~heha/argon/multimed.zip/INC/MMDDK.H

/****************************************************************************/
/*                                                                          */
/*      MMDDK.H - Include file for Multimedia Device Development Kit        */
/*                                                                          */
/*      Note: You must include the WINDOWS.H and MMSYSTEM.H header files    */
/*            before including this file.                                   */
/*                                                                          */
/*      Copyright (c) 1990-1991, Microsoft Corp.  All rights reserved.      */
/*                                                                          */
/****************************************************************************/


/*    If defined, the following flags inhibit inclusion
 *    of the indicated items:
 *
 *        MMNOMIDIDEV         - MIDI support
 *        MMNOWAVEDEV         - Waveform support
 *        MMNOAUXDEV          - Auxiliary output support
 *        MMNOTIMERDEV        - Timer support
 *        MMNOJOYDEV          - Joystick support
 *        MMNOMCIDEV          - MCI support
 *        MMNOTASKDEV         - Task support
 */

#ifndef _INC_MMDDK
#define _INC_MMDDK   /* #defined if mmddk.h has been included */

#ifndef RC_INVOKED
#pragma pack(1)         /* Assume byte packing throughout */
#endif

#ifdef __cplusplus
extern "C" {            /* Assume C declarations for C++ */
#endif  /* __cplusplus */

/***************************************************************************

                       Helper functions for drivers

***************************************************************************/

#define DCB_NOSWITCH   0x0008           /* don't switch stacks for callback */
#define DCB_TYPEMASK   0x0007           /* callback type mask */
#define DCB_NULL       0x0000           /* unknown callback type */

/* flags for wFlags parameter of DriverCallback() */
#define DCB_WINDOW     0x0001           /* dwCallback is a HWND */
#define DCB_TASK       0x0002           /* dwCallback is a HTASK */
#define DCB_FUNCTION   0x0003           /* dwCallback is a FARPROC */

BOOL WINAPI DriverCallback(DWORD dwCallback, UINT uFlags,
    HANDLE hDevice, UINT uMessage, DWORD dwUser, DWORD dwParam1, DWORD dwParam2);
void WINAPI StackEnter(void);
void WINAPI StackLeave(void);

/* generic prototype for audio device driver entry-point functions */
/* midMessage(), modMessage(), widMessage(), wodMessage(), auxMessage() */
typedef DWORD (CALLBACK SOUNDDEVMSGPROC)(UINT uDeviceID, UINT uMessage,
    DWORD dwInstance, DWORD dwParam1, DWORD dwParam2);
typedef SOUNDDEVMSGPROC FAR *LPSOUNDDEVMSGPROC;

/* device ID for 386 AUTODMA VxD */
#define VADMAD_Device_ID    0X0444

#ifndef MMNOWAVEDEV
/****************************************************************************
 
                       Waveform device driver support
 
****************************************************************************/

/* maximum number of wave device drivers loaded */
#define MAXWAVEDRIVERS 10


/* waveform input and output device open information structure */
typedef struct waveopendesc_tag {
    HWAVE          hWave;             /* handle */
    const WAVEFORMAT FAR* lpFormat;   /* format of wave data */
    DWORD          dwCallback;        /* callback */
    DWORD          dwInstance;        /* app's private instance information */
} WAVEOPENDESC;
typedef WAVEOPENDESC FAR *LPWAVEOPENDESC;

#define DRVM_USER             0x4000

/* 
 * Message sent by mmsystem to wodMessage(), widMessage(), modMessage(),
 * and midMessage() when it initializes the wave and midi drivers 
 */

#define DRVM_INIT             100
#define WODM_INIT             DRVM_INIT
#define WIDM_INIT             DRVM_INIT
#define MODM_INIT             DRVM_INIT
#define MIDM_INIT             DRVM_INIT
#define AUXM_INIT             DRVM_INIT

/* messages sent to wodMessage() entry-point function */
#define WODM_GETNUMDEVS       3
#define WODM_GETDEVCAPS       4
#define WODM_OPEN             5
#define WODM_CLOSE            6
#define WODM_PREPARE          7
#define WODM_UNPREPARE        8
#define WODM_WRITE            9
#define WODM_PAUSE            10
#define WODM_RESTART          11
#define WODM_RESET            12 
#define WODM_GETPOS           13
#define WODM_GETPITCH         14
#define WODM_SETPITCH         15
#define WODM_GETVOLUME        16
#define WODM_SETVOLUME        17
#define WODM_GETPLAYBACKRATE  18
#define WODM_SETPLAYBACKRATE  19
#define WODM_BREAKLOOP        20

/* messages sent to widMessage() entry-point function */
#define WIDM_GETNUMDEVS  50
#define WIDM_GETDEVCAPS  51
#define WIDM_OPEN        52
#define WIDM_CLOSE       53
#define WIDM_PREPARE     54
#define WIDM_UNPREPARE   55
#define WIDM_ADDBUFFER   56
#define WIDM_START       57
#define WIDM_STOP        58
#define WIDM_RESET       59
#define WIDM_GETPOS      60

#endif  /*ifndef MMNOWAVEDEV */


#ifndef MMNOMIDIDEV
/****************************************************************************

                          MIDI device driver support

****************************************************************************/

/* maximum number of MIDI device drivers loaded */
#define MAXMIDIDRIVERS 10

/* MIDI input and output device open information structure */
typedef struct midiopendesc_tag {
    HMIDI          hMidi;             /* handle */
    DWORD          dwCallback;        /* callback */
    DWORD          dwInstance;        /* app's private instance information */
} MIDIOPENDESC;
typedef MIDIOPENDESC FAR *LPMIDIOPENDESC;

/* messages sent to modMessage() entry-point function */
#define MODM_GETNUMDEVS     1
#define MODM_GETDEVCAPS     2
#define MODM_OPEN           3
#define MODM_CLOSE          4
#define MODM_PREPARE        5
#define MODM_UNPREPARE      6
#define MODM_DATA           7
#define MODM_LONGDATA       8
#define MODM_RESET          9
#define MODM_GETVOLUME      10
#define MODM_SETVOLUME      11
#define MODM_CACHEPATCHES       12      
#define MODM_CACHEDRUMPATCHES   13     

/* messages sent to midMessage() entry-point function */
#define MIDM_GETNUMDEVS  53
#define MIDM_GETDEVCAPS  54
#define MIDM_OPEN        55
#define MIDM_CLOSE       56
#define MIDM_PREPARE     57
#define MIDM_UNPREPARE   58
#define MIDM_ADDBUFFER   59
#define MIDM_START       60
#define MIDM_STOP        61
#define MIDM_RESET       62

#endif  /*ifndef MMNOMIDIDEV */


#ifndef MMNOAUXDEV
/****************************************************************************

                    Auxiliary audio device driver support

****************************************************************************/

/* maximum number of auxiliary device drivers loaded */
#define MAXAUXDRIVERS 10

/* messages sent to auxMessage() entry-point function */
#define AUXDM_GETNUMDEVS    3
#define AUXDM_GETDEVCAPS    4
#define AUXDM_GETVOLUME     5
#define AUXDM_SETVOLUME     6

#endif  /*ifndef MMNOAUXDEV */


#ifndef MMNOTIMERDEV
/****************************************************************************

                        Timer device driver support

****************************************************************************/

typedef struct timerevent_tag {
    UINT                wDelay;         /* delay required */
    UINT                wResolution;    /* resolution required */
    LPTIMECALLBACK      lpFunction;     /* ptr to callback function */
    DWORD               dwUser;         /* user DWORD */
    UINT                wFlags;         /* defines how to program event */
} TIMEREVENT;
typedef TIMEREVENT FAR *LPTIMEREVENT;

/* messages sent to tddMessage() function */
#define TDD_KILLTIMEREVENT  DRV_RESERVED+0  /* indices into a table of */
#define TDD_SETTIMEREVENT   DRV_RESERVED+4  /* functions; thus offset by */
#define TDD_GETSYSTEMTIME   DRV_RESERVED+8  /* four each time... */
#define TDD_GETDEVCAPS      DRV_RESERVED+12 /* room for future expansion */
#define TDD_BEGINMINPERIOD  DRV_RESERVED+16 /* room for future expansion */
#define TDD_ENDMINPERIOD    DRV_RESERVED+20 /* room for future expansion */

#endif  /*ifndef MMNOTIMERDEV */


#ifndef MMNOJOYDEV
/****************************************************************************

                       Joystick device driver support

****************************************************************************/

/* joystick calibration info structure */
typedef struct joycalibrate_tag {
    UINT    wXbase;
    UINT    wXdelta;
    UINT    wYbase;
    UINT    wYdelta;
    UINT    wZbase;
    UINT    wZdelta;
} JOYCALIBRATE;
typedef JOYCALIBRATE FAR *LPJOYCALIBRATE;

/* prototype for joystick message function */
typedef UINT (CALLBACK JOYDEVMSGPROC)(DWORD dwID, UINT uMessage, LPARAM lParam1, LPARAM lParam2);
typedef JOYDEVMSGPROC FAR *LPJOYDEVMSGPROC;

/* messages sent to joystick driver's DriverProc() function */
#define JDD_GETNUMDEVS      DRV_RESERVED+0x0001
#define JDD_GETDEVCAPS      DRV_RESERVED+0x0002
#define JDD_GETPOS          DRV_RESERVED+0x0101
#define JDD_SETCALIBRATION  DRV_RESERVED+0x0102

#endif  /*ifndef MMNOJOYDEV */


#ifndef MMNOMCIDEV
/****************************************************************************

                        MCI device driver support

****************************************************************************/

/* internal MCI messages */
#define MCI_OPEN_DRIVER             0x0801
#define MCI_CLOSE_DRIVER            0x0802

#define MAKEMCIRESOURCE(wRet, wRes) MAKELRESULT((wRet), (wRes))

/* string return values only used with MAKEMCIRESOURCE */
#define MCI_FALSE                       (MCI_STRING_OFFSET + 19)
#define MCI_TRUE                        (MCI_STRING_OFFSET + 20)

/* resource string return values */
#define MCI_FORMAT_RETURN_BASE          MCI_FORMAT_MILLISECONDS_S
#define MCI_FORMAT_MILLISECONDS_S       (MCI_STRING_OFFSET + 21)
#define MCI_FORMAT_HMS_S                (MCI_STRING_OFFSET + 22)
#define MCI_FORMAT_MSF_S                (MCI_STRING_OFFSET + 23)
#define MCI_FORMAT_FRAMES_S             (MCI_STRING_OFFSET + 24)
#define MCI_FORMAT_SMPTE_24_S           (MCI_STRING_OFFSET + 25)
#define MCI_FORMAT_SMPTE_25_S           (MCI_STRING_OFFSET + 26)
#define MCI_FORMAT_SMPTE_30_S           (MCI_STRING_OFFSET + 27)
#define MCI_FORMAT_SMPTE_30DROP_S       (MCI_STRING_OFFSET + 28)
#define MCI_FORMAT_BYTES_S              (MCI_STRING_OFFSET + 29)
#define MCI_FORMAT_SAMPLES_S            (MCI_STRING_OFFSET + 30)
#define MCI_FORMAT_TMSF_S               (MCI_STRING_OFFSET + 31)

#define MCI_VD_FORMAT_TRACK_S           (MCI_VD_OFFSET + 5)

#define WAVE_FORMAT_PCM_S               (MCI_WAVE_OFFSET + 0)
#define WAVE_MAPPER_S                   (MCI_WAVE_OFFSET + 1)

#define MCI_SEQ_MAPPER_S                (MCI_SEQ_OFFSET + 5)
#define MCI_SEQ_FILE_S                  (MCI_SEQ_OFFSET + 6)
#define MCI_SEQ_MIDI_S                  (MCI_SEQ_OFFSET + 7)
#define MCI_SEQ_SMPTE_S                 (MCI_SEQ_OFFSET + 8)
#define MCI_SEQ_FORMAT_SONGPTR_S        (MCI_SEQ_OFFSET + 9)
#define MCI_SEQ_NONE_S                  (MCI_SEQ_OFFSET + 10)
#define MIDIMAPPER_S                    (MCI_SEQ_OFFSET + 11)

/* parameters for internal version of MCI_OPEN message sent from */
/* mciOpenDevice() to the driver */
typedef struct {
    UINT    wDeviceID;             /* device ID */
    LPCSTR  lpstrParams;           /* parameter string for entry in SYSTEM.INI */
    UINT    wCustomCommandTable;   /* custom command table (0xFFFF if none) */
                                   /* filled in by the driver */
    UINT    wType;                 /* driver type */
                                   /* filled in by the driver */
} MCI_OPEN_DRIVER_PARMS;
typedef MCI_OPEN_DRIVER_PARMS FAR * LPMCI_OPEN_DRIVER_PARMS;

/* maximum length of an MCI device type */
#define MCI_MAX_DEVICE_TYPE_LENGTH 80

/* flags for mciSendCommandInternal() which direct mciSendString() how to */
/* interpret the return value */
#define MCI_RESOURCE_RETURNED       0x00010000  /* resource ID */
#define MCI_COLONIZED3_RETURN       0x00020000  /* colonized ID, 3 bytes data */
#define MCI_COLONIZED4_RETURN       0x00040000  /* colonized ID, 4 bytes data */
#define MCI_INTEGER_RETURNED        0x00080000  /* integer conversion needed */
#define MCI_RESOURCE_DRIVER         0x00100000  /* driver owns returned resource */

/* invalid command table ID */
#define MCI_NO_COMMAND_TABLE    0xFFFF

/* command table information type tags */
#define MCI_COMMAND_HEAD        0
#define MCI_STRING              1
#define MCI_INTEGER             2
#define MCI_END_COMMAND         3
#define MCI_RETURN              4
#define MCI_FLAG                5
#define MCI_END_COMMAND_LIST    6
#define MCI_RECT                7
#define MCI_CONSTANT            8
#define MCI_END_CONSTANT        9

/* function prototypes for MCI driver functions */
DWORD WINAPI mciGetDriverData(UINT uDeviceID);
BOOL  WINAPI mciSetDriverData(UINT uDeviceID, DWORD dwData);
UINT  WINAPI mciDriverYield(UINT uDeviceID);
BOOL  WINAPI mciDriverNotify(HWND hwndCallback, UINT uDeviceID,
    UINT uStatus);
UINT  WINAPI mciLoadCommandResource(HINSTANCE hInstance,
    LPCSTR lpResName, UINT uType);
BOOL  WINAPI mciFreeCommandResource(UINT uTable);

#endif  /*ifndef MMNOMCIDEV */


#ifndef MMNOTASKDEV
/*****************************************************************************

                               Task support

*****************************************************************************/

/* error return values */
#define TASKERR_NOTASKSUPPORT 1
#define TASKERR_OUTOFMEMORY   2

/* task support function prototypes */
typedef void (CALLBACK TASKCALLBACK) (DWORD dwInst);

typedef TASKCALLBACK FAR *LPTASKCALLBACK;

UINT    WINAPI mmTaskCreate(LPTASKCALLBACK lpfnTaskProc, HTASK FAR * lphTask, DWORD dwInst);
UINT    WINAPI mmTaskBlock(HTASK h);
BOOL    WINAPI mmTaskSignal(HTASK h);
void    WINAPI mmTaskYield(void);
HTASK   WINAPI mmGetCurrentTask(void);

#endif  /*ifndef MMNOTASKDEV */


#ifdef __cplusplus
}                       /* End of extern "C" { */
#endif  /* __cplusplus */

#ifndef RC_INVOKED
#pragma pack()          /* Revert to default packing */
#endif

#endif  /* _INC_MMDDK */
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