replaceWithSolid()

Changes the source of this FootageItem to the specified solid. Creates a new SolidSource object, sets its values from theparameters, andsets mainSource to t

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

importPlaceholder()

Creates and returns a new PlaceholderItem object and adds it to the projectメs items array. Same as the File > Import > Placeholder command.name A string con

height

The height of the item in pixels.ユ In a CompItem, the value is linked to the composition, and is read/write.ユ In a FootageItem, the value is linked to the m

boxTextSize

The size of a paragraph box text layer as a [width, height] array of pixel dimensions.Array of two integers minimum value of 1 ; read/write.

setProxyWithPlaceholder()

Creates a PlaceholderSource object with specified values, sets this as the value of the proxySource attribute, and sets useProxy to true. It does not preser

setProxyWithSolid()

Creates a SolidSource object with specified values, sets this as the value of the proxySource attribute, and sets useProxy to true. It does not preserve the

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

height

The height of the layer in pixels.Floating-point; read-only.

sourceRectAtTime()

Retrieves the rectangle bounds of the layer at the specified time index, corrected for text or shape layer content.Use, for example, to write text that is p