IMediaPosition::put_PrerollTime

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Microsoft DirectShow 9.0

IMediaPosition::put_PrerollTime

The put_PrerollTime method sets the amount of data that will be queued before the start position.

Syntax

  HRESULT put_PrerollTime(
  REFTIME llTime
);

Parameters

llTime

[in] Preroll time, in seconds.

Return Values

Returns an HRESULT value. Possible values include the following.

Return code Description
S_OK Success.
E_NOTIMPL Not implemented.

Remarks

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

Requirements

Header: Declared in Control.h; include Dshow.h.

Library: Use Strmiids.lib.

See Also