Microsoft DirectX 9.0

IDirectMusicTrack8::SetParamEx

The SetParamEx method sets data on a track, in either clock or music time.

Syntax

HRESULT SetParamEx(
  REFGUID rguidType, 
  REFERENCE_TIME rtTime, 
  void* pParam,
  void * pStateData, 
  DWORD dwFlags
 );

Parameters

rguidType

Reference to (C++) or address of (C) the identifier of the type of data to set. See Standard Track Parameters.

rtTime

Time at which to set the data. Unless DMUS_TRACK_PARAMF_CLOCK is set in dwFlags, this is in music time.

pParam

Address of a structure that contains the data, or NULL if no data is required for this parameter. The structure must be of the appropriate kind and size for the data type identified by rguidType.

pStateData

Pointer to a buffer that contains state data for the track.

dwFlags

Can be 0 or the following flag.

Value Description
DMUS_TRACK_PARAMF_CLOCK The value in rtTime is in clock time.

Return Values

If the method succeeds, the return value is S_OK.

If it fails, the method can return one of the error values shown in the following table.

Return code
DMUS_E_SET_UNSUPPORTED
DMUS_E_TYPE_DISABLED
E_OUTOFMEMORY
E_POINTER

Requirements

  Header: Declared in dmplugin.h.

See Also