AVItem object

The AVItem object provides access to attributes and methods of audio/visual files imported into After Effects.ユ AVItem is a subclass of Item. All methods an

add()

Creates a new AVLayer object containing the specified item, and adds it to this collection.The new layer honors the Create Layers at Composition Start Time

osName

The name of the operating system on which After Effects is running.NOTE: As of Windows 7, this attribute returns a blank value. Use $.os instead.String; rea

exitCode

A numeric status code used when executing a script externally that is, from a command line or AppleScript .ユ In Windows, the value is returned on the comman

displayFrameRate

The effective frame rate as displayed and rendered in compositions by After Effects.If removePulldown is PulldownPhase.OFF,then this is the same as the conf

addSolid()

Creates a new SolidSource object, with values set as specified; sets the new SolidSource as the mainSource value of a new FootageItem object, and adds the F

isoLanguage

A string indicating the locale language and regional designations After Effects is running.NOTE: $.locale returns the operating system language, not the lan

highQualityFieldSeparation

When true, After Effects uses special algorithms to determine how to perform high-quality field separation.It is an error to set this attribute if isStill i

addNull()

Creates a new null layer and adds the AVLayer object to this collection. This is the same as choosing Layer > New > Null object.duration Optional, the lengt

isRenderEngine

True if After Effects is running as a render engine.Boolean; read-only.