IDirectMusicPerformance::SetBumperLength

The IDirectMusicPerformance::SetBumperLength method sets the amount of time to buffer ahead of the port's latency for messages to be sent to the port for rendering. For an overview of this topic, see Timing.

HRESULT SetBumperLength(
  DWORD dwMilliSeconds
);

Parameters

dwMilliSeconds

Amount of preplay time, in milliseconds. The default value is 50.

Return Values

The method returns S_OK.

Requirements

  Windows NT/2000: Requires Windows 2000.
  Windows 95/98: Requires Windows 95 or later. Available as a redistributable for Windows 95.
  Header: Declared in dmusici.h.

See Also

IDirectMusicPerformance::GetBumperLength, IDirectMusicPerformance::SetPrepareTime