| Microsoft DirectX 9.0 SDK Update (Summer 2004) |
IDirectMusicBuffer8::GetNextEvent
The GetNextEvent method returns information about the next message in the buffer and advances the read pointer.
Syntax
HRESULT GetNextEvent(
LPREFERENCE_TIME prt,
LPDWORD pdwChannelGroup,
LPDWORD pdwLength,
LPBYTE* ppData
);
Parameters
prt
Address of a variable that receives the time of the message.
pdwChannelGroup
Address of a variable that receives the channel group of the message.
pdwLength
Address of a variable that receives the length, in bytes, of the message.
ppData
Address of a variable that receives a pointer to the message data.
Return Values
If the method succeeds, the return value is S_OK, or S_FALSE if there are no messages in the buffer.
If it fails, the method can return E_POINTER.
Remarks
Any of the passed pointers can be NULL if the item is not needed.
The pointer returned in ppData is valid only for the lifetime of the buffer object.
Requirements
Header: Declared in dmusicc.h.
See Also
© 2004 Microsoft Corporation. All rights reserved.