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Retrieves the time prior to the start position that devices should start rolling.
HRESULT get_PrerollTime( REFTIME * pllTime );
Parameters
- pllTime
- Returned preroll time as a
doublevalue in seconds.
Return Values
Returns the HRESULTvalue returned from calling IMediaPosition::get_PrerollTimeon the connected pin.
Remarks
Preroll time is the time prior to the start position at which nonrandom access devices, such as tape players, should start rolling.