QTTrackUsageInPreviewAttribute Field

Whether a QTTrack object contributes data to the movie preview; the value for this key is of type NSNumber, interpreted as a BOOL.

This attribute can be read and written. This attribute can be read and written when the movie containing this track has been initialized with QTMovieOpenForPlaybackAttribute set to YES.

Available in Mac OS X v10.4 and later.

Declaration Syntax

Visual Basic

Visual C++

public static readonly NSString QTTrackUsageInPreviewAttribute

Public Shared ReadOnly QTTrackUsageInPreviewAttribute As NSString

public:
static initonly NSString^ QTTrackUsageInPreviewAttribute

Version Information

Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)

Assembly: Monobjc.QTKit (Module: Monobjc.QTKit)