CPosPassThru::put_PrerollTime
A version of this page is also available for
4/8/2010
Sets the time prior to the start position that devices should start rolling.
Syntax
HRESULT put_PrerollTime(
REFTIME llTime
);
Parameters
- llTime
Preroll time to be set.
Return Value
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
| Windows Embedded CE | Windows CE 2.12 and later |
| Windows Mobile | Windows Mobile Version 5.0 and later |
| Note | Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements For more information, see Setting Up the Build Environment, Version 2.12 requires DXPAK 1.0 or later |