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

featherSegLocs

Anarray containing each feather pointメs mask path segment number section of the mask path between vertices, numbered starting at 0 .NOTE: Values are stored

hasVideo

When true, the layer has a video switch the eyeball icon in the Timeline panel; otherwise false.Boolean; read-only.

separationDimension

For a separated follower, the dimension number it represents in the multidimensional leader. The first dimension starts at 0.Forexample, the Y Position prop

setProxy()

Sets a file as the proxy of this AVItem. Loads the specified file into a new FileSource object, sets this as the value of the proxySource attribute, and set

propertyIndex

The position index of this property within its parent group, if it is a child of an indexed group a property group that has the type PropertyType.INDEXED_GR

isStill

When true the footage is still; when false, it has a time-based component.Examples of still footage are JPEG files, solids, and placeholders with duration o

featherTypes

An array containing each feather pointメs direction, either 0 outer feather point or 1 inner feather point .NOTE: You cannot change the direction of a feathe