Microsoft DirectX 8.0 (C++)

IDirectMusicSegment8::SetParam

Sets data on a track inside this segment.

HRESULT SetParam(
  REFGUID rguidType,
  DWORD dwGroupBits,
  DWORD dwIndex,
  MUSIC_TIME mtTime,
  void* pParam
);

Parameters

rguidType
Reference to (C++) or address of (C) the type of data to set. See Standard Track Parameters.
dwGroupBits
Group that the desired track is in. Use 0xFFFFFFFF for all groups. For more information, see Identifying the Track.
dwIndex
Index of the track in the group identified by dwGroupBits in which to set the data, or DMUS_SEG_ALLTRACKS to set the parameter on all tracks in the group that contain the parameter.
mtTime
Time at which to set the data.
pParam
Address of a structure containing the data, or NULL if no data is required. The structure must be of the appropriate kind and size for the data type identified by rguidType.

Return Values

If the method succeeds, the return value is S_OK.

If it fails, the method can return one of the following error values:

DMUS_E_SET_UNSUPPORTED
DMUS_E_TRACK_NOT_FOUND
E_POINTER

Requirements

  Header: Declared in dmusici.h.

See Also

IDirectMusicPerformance8::SetParam, IDirectMusicSegment8::GetParam, IDirectMusicTrack8::SetParamEx, Performance Parameters