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IAMTimelineTrack::AreYouBlank

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Microsoft DirectShow 9.0

IAMTimelineTrack::AreYouBlank

The AreYouBlank method determines whether the track is blank (contains no source objects).

Syntax

  HRESULT AreYouBlank(
    long *pVal
);

Parameters

pVal

Pointer to a variable that receives a Boolean value specifying whether the track is blank. If the value is TRUE, the track is blank and contains no source objects. If FALSE, the track is not blank.

Return Value

Returns S_OK if successful, or E_POINTER otherwise.

Requirements

Header: Include Qedit.h. This header file is not compatible with Microsoft® Direct3D® headers later than version 7.

Library: Use strmiids.lib.

See Also