/*      corresponding field in DMUSOBJECTDESC holds valid data. */

#define DMUS_OBJ_OBJECT         (1 << 0)     /* Object GUID is valid. */
#define DMUS_OBJ_CLASS          (1 << 1)     /* Class GUID is valid. */
#define DMUS_OBJ_NAME           (1 << 2)     /* Name is valid. */
#define DMUS_OBJ_CATEGORY       (1 << 3)     /* Category is valid. */
#define DMUS_OBJ_FILENAME       (1 << 4)     /* File path is valid. */
#define DMUS_OBJ_FULLPATH       (1 << 5)     /* Path is full path. */
#define DMUS_OBJ_URL            (1 << 6)     /* Path is URL. */
#define DMUS_OBJ_VERSION        (1 << 7)     /* Version is valid. */
#define DMUS_OBJ_DATE           (1 << 8)     /* Date is valid. */
#define DMUS_OBJ_LOADED         (1 << 9)     /* Object is currently loaded in memory. */
#define DMUS_OBJ_MEMORY         (1 << 10)    /* Object is pointed to by pbMemData. */
#define DMUS_OBJ_STREAM         (1 << 11)    /* Object is stored in pStream. */

/*      The DMUS_SCRIPT_ERRORINFO structure describes an error that occurred in a script.
        It is returned by methods in IDirectMusicScript. */
typedef struct _DMUS_SCRIPT_ERRORINFO
{
    DWORD dwSize; /* Size of this structure. */
    HRESULT hr;
    ULONG ulLineNumber;
    LONG ichCharPosition;
    WCHAR wszSourceFile[DMUS_MAX_FILENAME];
    WCHAR wszSourceComponent[DMUS_MAX_FILENAME];
    WCHAR wszDescription[DMUS_MAX_FILENAME];
    WCHAR wszSourceLineText[DMUS_MAX_FILENAME];
} DMUS_SCRIPT_ERRORINFO;

/*  Track configuration flags, used with IDirectMusicSegment8::SetTrackConfig() */

#define DMUS_TRACKCONFIG_OVERRIDE_ALL           1	  /* This track should get parameters from this segment before controlling and primary tracks. */
#define DMUS_TRACKCONFIG_OVERRIDE_PRIMARY       2	  /* This track should get parameters from this segment before the primary segment tracks. */
#define DMUS_TRACKCONFIG_FALLBACK               4  	  /* This track should get parameters from this segment if the primary and controlling segments don't succeed. */
#define DMUS_TRACKCONFIG_CONTROL_ENABLED        8     /* GetParam() enabled for this track. */
#define DMUS_TRACKCONFIG_PLAY_ENABLED           0x10  /* Play() enabled for this track. */
#define DMUS_TRACKCONFIG_NOTIFICATION_ENABLED	0x20  /* Notifications enabled for this track. */
#define DMUS_TRACKCONFIG_PLAY_CLOCKTIME         0x40  /* This track plays in clock time, not music time. */
#define DMUS_TRACKCONFIG_PLAY_COMPOSE 	        0x80  /* This track should regenerate data each time it starts playing. */
#define DMUS_TRACKCONFIG_LOOP_COMPOSE           0x100 /* This track should regenerate data each time it repeats. */
#define DMUS_TRACKCONFIG_COMPOSING              0x200 /* This track is used to compose other tracks. */
#define DMUS_TRACKCONFIG_CONTROL_PLAY           0x10000 /* This track, when played in a controlling segment, overrides playback of primary segment tracks. */
#define DMUS_TRACKCONFIG_CONTROL_NOTIFICATION   0x20000 /* This track, when played in a controlling segment, overrides notification of primary segment tracks. */
/* Additional track config flags for composing transitions */
#define DMUS_TRACKCONFIG_TRANS1_FROMSEGSTART    0x400  /* Get track info from start of From segment */
#define DMUS_TRACKCONFIG_TRANS1_FROMSEGCURRENT  0x800  /* Get track info from current place in From segment */
#define DMUS_TRACKCONFIG_TRANS1_TOSEGSTART      0x1000 /* Get track info from start of To segment */
#define DMUS_TRACKCONFIG_DEFAULT    (DMUS_TRACKCONFIG_CONTROL_ENABLED | DMUS_TRACKCONFIG_PLAY_ENABLED | DMUS_TRACKCONFIG_NOTIFICATION_ENABLED)

/* #defines for melody fragments */
/* Note: Melody formulation is not supported in DX8. */

#define DMUS_MAX_FRAGMENTLABEL 20

#define DMUS_FRAGMENTF_USE_REPEAT      0x1
#define DMUS_FRAGMENTF_REJECT_REPEAT   (0x1 << 1)
#define DMUS_FRAGMENTF_USE_LABEL       (0x1 << 2)

#define DMUS_CONNECTIONF_INTERVALS     (0x1 << 1) /* Use transition intervals */
#define DMUS_CONNECTIONF_OVERLAP       (0x1 << 2) /* Use overlapping notes for transitions */

/* Get/SetParam structs for commands */
/* PARAM structures, used by GetParam() and SetParam() */
typedef struct _DMUS_COMMAND_PARAM
{
    BYTE bCommand;
    BYTE bGrooveLevel;
    BYTE bGrooveRange;
    BYTE bRepeatMode;
} DMUS_COMMAND_PARAM;

typedef struct _DMUS_COMMAND_PARAM_2
{
	MUSIC_TIME mtTime;
    BYTE bCommand;
    BYTE bGrooveLevel;
    BYTE bGrooveRange;
    BYTE bRepeatMode;
} DMUS_COMMAND_PARAM_2;

/* Get/SetParam structs for melody fragments */
/* Note: Melody formulation is not supported in DX8. */
typedef struct _DMUS_CONNECTION_RULE
{
    DWORD       dwFlags;      /* DMUS_CONNECTIONF_ flags */
    DWORD       dwIntervals;  /* Legal transition intervals (first 24 bits; two-octave range) */
} DMUS_CONNECTION_RULE;

typedef struct _DMUS_MELODY_FRAGMENT
{
    MUSIC_TIME  mtTime;
    DWORD       dwID;                   /* This fragment's ID */
    WCHAR       wszVariationLabel[DMUS_MAX_FRAGMENTLABEL]; /* Each style translates this into a set of variations (held in part ref) */
    DWORD       dwVariationFlags;       /* A set of variations */
    DWORD       dwRepeatFragmentID;     /* ID of a fragment to repeat */
    DWORD       dwFragmentFlags;        /* DMUS_FRAGMENTF_ flags */
    DWORD       dwPlayModeFlags;        /* NOT CURRENTLY USED - MUST BE 0 */
    DWORD       dwTransposeIntervals;   /* Legal transposition intervals (first 24 bits; two-octave range) */
    DMUS_COMMAND_PARAM      Command;
    DMUS_CONNECTION_RULE    ConnectionArc;
} DMUS_MELODY_FRAGMENT;

typedef IDirectMusicObject __RPC_FAR *LPDMUS_OBJECT;
typedef IDirectMusicLoader __RPC_FAR *LPDMUS_LOADER;
typedef IDirectMusicBand __RPC_FAR *LPDMUS_BAND;

#define DMUSB_LOADED    (1 << 0)        /* Set when band has been loaded */
#define DMUSB_DEFAULT   (1 << 1)        /* Set when band is default band for a style */

/*////////////////////////////////////////////////////////////////////
// IDirectMusicBand */
#undef  INTERFACE
#define INTERFACE  IDirectMusicBand
DECLARE_INTERFACE_(IDirectMusicBand, IUnknown)
{
    /* IUnknown */
    STDMETHOD(QueryInterface)       (THIS_ REFIID, LPVOID FAR *) PURE;
    STDMETHOD_(ULONG,AddRef)        (THIS) PURE;
    STDMETHOD_(ULONG,Release)       (THIS) PURE;

    /* IDirectMusicBand */
    STDMETHOD(CreateSegment)        (THIS_ IDirectMusicSegment** ppSegment) PURE;
    STDMETHOD(Download)             (THIS_ IDirectMusicPerformance* pPerformance) PURE;     
    STDMETHOD(Unload)               (THIS_ IDirectMusicPerformance* pPerformance) PURE;     
};

typedef IDirectMusicBand IDirectMusicBand8;

/*////////////////////////////////////////////////////////////////////
// IDirectMusicObject */
#undef  INTERFACE
#define INTERFACE  IDirectMusicObject
DECLARE_INTERFACE_(IDirectMusicObject, IUnknown)
{
    /* IUnknown */
    STDMETHOD(QueryInterface)       (THIS_ REFIID, LPVOID FAR *) PURE;
    STDMETHOD_(ULONG,AddRef)        (THIS) PURE;
    STDMETHOD_(ULONG,Release)       (THIS) PURE;

    /* IDirectMusicObject */
    STDMETHOD(GetDescriptor)        (THIS_ LPDMUS_OBJECTDESC pDesc) PURE;
    STDMETHOD(SetDescriptor)        (THIS_ LPDMUS_OBJECTDESC pDesc) PURE;
    STDMETHOD(ParseDescriptor)      (THIS_ LPSTREAM pStream, 
                                           LPDMUS_OBJECTDESC pDesc) PURE;
};

typedef IDirectMusicObject IDirectMusicObject8;

/*////////////////////////////////////////////////////////////////////
// IDirectMusicLoader */
#undef  INTERFACE
#define INTERFACE  IDirectMusicLoader
DECLARE_INTERFACE_(IDirectMusicLoader, IUnknown)
{
    /* IUnknown */
    STDMETHOD(QueryInterface)       (THIS_ REFIID, LPVOID FAR *) PURE;
    STDMETHOD_(ULONG,AddRef)        (THIS) PURE;
    STDMETHOD_(ULONG,Release)       (THIS) PURE;

    /* IDirectMusicLoader */
    STDMETHOD(GetObject)            (THIS_ LPDMUS_OBJECTDESC pDesc,
                                           REFIID riid,
                                           LPVOID FAR *ppv) PURE;
    STDMETHOD(SetObject)            (THIS_ LPDMUS_OBJECTDESC pDesc) PURE;
    STDMETHOD(SetSearchDirectory)   (THIS_ REFGUID rguidClass, 
                                           WCHAR *pwzPath, 
                                           BOOL fClear) PURE;
    STDMETHOD(ScanDirectory)        (THIS_ REFGUID rguidClass, 
                                           WCHAR *pwzFileExtension, 
                                           WCHAR *pwzScanFileName) PURE;
    STDMETHOD(CacheObject)          (THIS_ IDirectMusicObject * pObject) PURE;
    STDMETHOD(ReleaseObject)        (THIS_ IDirectMusicObject * pObject) PURE;
    STDMETHOD(ClearCache)           (THIS_ REFGUID rguidClass) PURE;
    STDMETHOD(EnableCache)          (THIS_ REFGUID rguidClass, 
                                           BOOL fEnable) PURE;
    STDMETHOD(EnumObject)           (THIS_ REFGUID rguidClass, 
                                           DWORD dwIndex, 
                                           LPDMUS_OBJECTDESC pDesc) PURE;
};                                  

/*////////////////////////////////////////////////////////////////////
// IDirectMusicLoader8 */
#undef  INTERFACE
#define INTERFACE  IDirectMusicLoader8
DECLARE_INTERFACE_(IDirectMusicLoader8, IDirectMusicLoader)
{
    /* IUnknown */
    STDMETHOD(QueryInterface)       (THIS_ REFIID, LPVOID FAR *) PURE;
    STDMETHOD_(ULONG,AddRef)        (THIS) PURE;
    STDMETHOD_(ULONG,Release)       (THIS) PURE;

    /* IDirectMusicLoader */
    STDMETHOD(GetObject)            (THIS_ LPDMUS_OBJECTDESC pDesc,
                                           REFIID riid,
                                           LPVOID FAR *ppv) PURE;
    STDMETHOD(SetObject)            (THIS_ LPDMUS_OBJECTDESC pDesc) PURE;
    STDMETHOD(SetSearchDirectory)   (THIS_ REFGUID rguidClass, 
                                           WCHAR *pwzPath, 
                                           BOOL fClear) PURE;
    STDMETHOD(ScanDirectory)        (THIS_ REFGUID rguidClass, 
                                           WCHAR *pwzFileExtension, 
                                           WCHAR *pwzScanFileName) PURE;
    STDMETHOD(CacheObject)          (THIS_ IDirectMusicObject * pObject) PURE;
    STDMETHOD(ReleaseObject)        (THIS_ IDirectMusicObject * pObject) PURE;
    STDMETHOD(ClearCache)           (THIS_ REFGUID rguidClass) PURE;
    STDMETHOD(EnableCache)          (THIS_ REFGUID rguidClass, 
                                           BOOL fEnable) PURE;
    STDMETHOD(EnumObject)           (THIS_ REFGUID rguidClass, 
                                           DWORD dwIndex, 
                                           LPDMUS_OBJECTDESC pDesc) PURE;

    /* IDirectMusicLoader8 */
    STDMETHOD_(void, CollectGarbage)                (THIS) PURE;
    STDMETHOD(ReleaseObjectByUnknown)               (THIS_ IUnknown *pObject) PURE;
    STDMETHOD(LoadObjectFromFile)                   (THIS_ REFGUID rguidClassID, 
                                                           REFIID iidInterfaceID, 
                                                           WCHAR *pwzFilePath, 
                                                           void ** ppObject) PURE;
};

/*  Stream object supports IDirectMusicGetLoader interface to access loader while file parsing. */

#undef  INTERFACE
#define INTERFACE  IDirectMusicGetLoader
DECLARE_INTERFACE_(IDirectMusicGetLoader, IUnknown)
{
    /* IUnknown */
    STDMETHOD(QueryInterface)       (THIS_ REFIID, LPVOID FAR *) PURE;
    STDMETHOD_(ULONG,AddRef)        (THIS) PURE;
    STDMETHOD_(ULONG,Release)       (THIS) PURE;

    /* IDirectMusicGetLoader */
    STDMETHOD(GetLoader)            (THIS_ IDirectMusicLoader ** ppLoader) PURE;
};

typedef IDirectMusicGetLoader IDirectMusicGetLoader8;

/*////////////////////////////////////////////////////////////////////
// IDirectMusicSegment */
#undef  INTERFACE
#define INTERFACE  IDirectMusicSegment
DECLARE_INTERFACE_(IDirectMusicSegment, IUnknown)
{
    /*  IUnknown */
    STDMETHOD(QueryInterface)       (THIS_ REFIID, LPVOID FAR *) PURE;