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Annotation of ntddk/src/mmedia/inc/ntddmidi.h, revision 1.1

1.1     ! root        1: /*++ BUILD Version: 0001    // Increment this if a change has global effects
        !             2: 
        !             3: Copyright (c) 1990-1993  Microsoft Corporation
        !             4: 
        !             5: Module Name:
        !             6: 
        !             7:     ntddmidi.h
        !             8: 
        !             9: Abstract:
        !            10: 
        !            11:     This include file defines all constants and types for
        !            12:     accessing an NT wave device.
        !            13: 
        !            14: Author:
        !            15: 
        !            16:     Robin Speed (RobinSp) 12-Dec-91
        !            17: 
        !            18: Revision History:
        !            19: 
        !            20: --*/
        !            21: 
        !            22: #ifndef _NTDDMIDI_
        !            23: #define _NTDDMIDI_
        !            24: 
        !            25: #include <ntddsnd.h>    // general sound stuff
        !            26: 
        !            27: //
        !            28: // Device Name - this string is the name of the device.  It is the name
        !            29: // that when added to the name of the root of the device tree and with
        !            30: // the device number appended, gives the name of the device required for
        !            31: // a call to NtOpenFile.
        !            32: // So for example, if the root is \Device and the Device type is
        !            33: // MidiIn and the device number is 2, the full name is \Device\MidiIn2
        !            34: //
        !            35: 
        !            36: #define DD_MIDI_IN_DEVICE_NAME     "\\Device\\MidiIn"
        !            37: #define DD_MIDI_IN_DEVICE_NAME_U  L"\\Device\\MidiIn"
        !            38: #define DD_MIDI_OUT_DEVICE_NAME    "\\Device\\MidiOut"
        !            39: #define DD_MIDI_OUT_DEVICE_NAME_U L"\\Device\\MidiOut"
        !            40: 
        !            41: //
        !            42: // MIDI device driver IOCTL set
        !            43: //
        !            44: 
        !            45: #define IOCTL_MIDI_GET_CAPABILITIES   CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0001, METHOD_BUFFERED, FILE_READ_ACCESS)
        !            46: #define IOCTL_MIDI_SET_STATE          CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0002, METHOD_BUFFERED, FILE_WRITE_ACCESS)
        !            47: #define IOCTL_MIDI_GET_STATE          CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0003, METHOD_BUFFERED, FILE_WRITE_ACCESS)
        !            48: #define IOCTL_MIDI_SET_VOLUME         CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0004, METHOD_BUFFERED, FILE_READ_ACCESS)
        !            49: #define IOCTL_MIDI_GET_VOLUME         CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0005, METHOD_BUFFERED, FILE_READ_ACCESS)
        !            50: #define IOCTL_MIDI_PLAY               CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0006, METHOD_NEITHER, FILE_WRITE_ACCESS)
        !            51: #define IOCTL_MIDI_RECORD             CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0007, METHOD_BUFFERED, FILE_WRITE_ACCESS)
        !            52: #define IOCTL_MIDI_CACHE_PATCHES      CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0008, METHOD_BUFFERED, FILE_WRITE_ACCESS)
        !            53: #define IOCTL_MIDI_CACHE_DRUM_PATCHES CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0009, METHOD_BUFFERED, FILE_WRITE_ACCESS)
        !            54: 
        !            55: 
        !            56: //
        !            57: // IOCTL used in the debug build only
        !            58: //
        !            59: 
        !            60: #if DBG
        !            61: 
        !            62: #define IOCTL_MIDI_SET_DEBUG_LEVEL    CTL_CODE(IOCTL_SOUND_BASE, IOCTL_MIDI_BASE + 0x0040, METHOD_BUFFERED, FILE_READ_ACCESS)
        !            63: 
        !            64: #endif // DBG
        !            65: 
        !            66: 
        !            67: //
        !            68: // Product Ids - see winmm.h
        !            69: //
        !            70: 
        !            71: 
        !            72: //
        !            73: // Midi input output buffer format
        !            74: //
        !            75: 
        !            76: typedef struct {
        !            77:     LARGE_INTEGER     Time;                // Time when data received
        !            78:                                            // (in units of 100ns from when
        !            79:                                            //  midi input was started)
        !            80:     UCHAR             Data[sizeof(ULONG)]; // Data (at least 4 byts for
        !            81:                                            // alignment).
        !            82: } MIDI_DD_INPUT_DATA, *PMIDI_DD_INPUT_DATA;
        !            83: 
        !            84: 
        !            85: //
        !            86: // Midi volume structure
        !            87: //
        !            88: 
        !            89: typedef struct _MIDI_DD_VOLUME {
        !            90:     ULONG   Left;
        !            91:        ULONG   Right;
        !            92: } MIDI_DD_VOLUME, *PMIDI_DD_VOLUME;
        !            93: 
        !            94: //
        !            95: // Patch array structure
        !            96: //
        !            97: 
        !            98: //
        !            99: // Midi cache patches structures
        !           100: //
        !           101: 
        !           102: typedef struct _MIDI_DD_CACHE_PATCHES {
        !           103:     ULONG   Bank;
        !           104:     ULONG   Flags;
        !           105:     USHORT  Patches[128];
        !           106: } MIDI_DD_CACHE_PATCHES, *PMIDI_DD_CACHE_PATCHES;
        !           107: 
        !           108: //
        !           109: // Midi cache drum patches structures
        !           110: //
        !           111: 
        !           112: typedef struct _MIDI_DD_CACHE_DRUM_PATCHES {
        !           113:     ULONG   Patch;
        !           114:     ULONG   Flags;
        !           115:     USHORT  DrumPatches[128];
        !           116: } MIDI_DD_CACHE_DRUM_PATCHES, *PMIDI_DD_CACHE_DRUM_PATCHES;
        !           117: 
        !           118: //
        !           119: // State flags used to set the state of a driver
        !           120: //
        !           121: 
        !           122: #define MIDI_DD_STOP        0x0001
        !           123: #define MIDI_DD_PLAY        0x0002      // output devices only
        !           124: #define MIDI_DD_RECORD      0x0003      // input devices only
        !           125: #define MIDI_DD_RESET       0x0004
        !           126: 
        !           127: //
        !           128: // States returned by the get state ioctl
        !           129: //
        !           130: 
        !           131: #define MIDI_DD_IDLE        0x0000
        !           132: #define MIDI_DD_STOPPED     0x0001      // stopped
        !           133: #define MIDI_DD_PLAYING     0x0002      // output devices only
        !           134: #define MIDI_DD_RECORDING   0x0003      // input devices only
        !           135: 
        !           136: #endif // _NTDDMIDI_

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