hasAudio

When true, the AVItem has an audio component.ユ In a CompItem, the value is linked to the composition.ユ In a FootageItem, the value is linked to the mainSour

matchName

A special name for the property used to build unique naming paths. The match name is not displayed, but you can refer to it in scripts. Every property has a

alphaMode

The alphaMode attribute of footageSource defines how the alpha information in the footage is to be interpreted.If hasAlpha is false, this attribute has no r

haveSetting()

Returns true if the specified scripting preferences item exists and has a value.sectionName A string containing the name of a settings sectionkeyName A stri

forceAlphabetical

When true, has the same effect as setting the Force alphabetical order option in the File > Import > File dialog box.Boolean; read/write.

selectedKeys

The indices of all the selected keyframes in the named property. If no keyframes are selected, or if the propertyhas no keyframes, returns an empty array.Ar

TextLayer object

The TextLayer object represents a text layer within a composition. Create it using the LayerCollection objectメs addText method; It can be accessed in an ite

hasVideo

When true, the AVItem has an video component.ユ In a CompItem, the value is linked to the composition.ユ In a FootageItem, the value is linked to the mainSour

name

The display name of the property. Compare PropertyBase matchName attribute . It is an error to set the name value if the property is not a child of an index

hasAlpha

When true, the footage has an alpha component. In this case, the attributes alphaMode, invertAlpha , andpremulColor have valid values. When false, those att