CPosPassThru::put_PrerollTime

  • Article

Sets the time prior to the start position that devices should start rolling.

HRESULT put_PrerollTime(
  REFTIME llTime 
);

Parameters

  • llTime
    Preroll time to be set.

Return Values

Returns the HRESULT value returned from calling IMediaPosition::put_PrerollTime.

Remarks

Preroll time is the time prior to the start position at which nonrandom access devices, such as tape players, should start rolling.

Note that while this member function passes the call upstream, the IMediaPosition::put_PrerollTime method is not implemented on any Microsoft source filter.

Requirements

DirectShow applications and DirectShow filters have different include file and link library requirements. See Setting Up the Build Environment for more information.

OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
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Last updated on Wednesday, April 13, 2005

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