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.οΎ• 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

replace()

Changes the source of this FootageItem to the specified file. In addition to loading the file, the method creates a new FileSource object for the file and s

replaceWithPlaceholder()

Changes the source of this FootageItem to the specified placeholder. Creates a new PlaceholderSource object, sets its values from the parameters, and sets m

replaceWithSequence()

Changes the source of this FootageItem to the specified image sequence. In addition to loading the file, the method creates a new FileSource object for the

addComp()

Creates a new composition. Creates and returns a new CompItem object and adds it to this collection.If the ItemCollection belongs to the project or the root

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