IDirectMusicSegment8::SetParam

^{IDirectMusicSegment8::SetParam}

The SetParam method sets data on a track inside this segment.

Syntax

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 for this parameter. 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 error values shown in the following table.

Requirements

  Header: Declared in dmusici.h.

See Also

• IDirectMusicSegment8 Interface
• IDirectMusicPerformance8::SetParam
• IDirectMusicSegment8::GetParam
• IDirectMusicTrack8::SetParamEx
• Performance Parameters