id

A unique and persistent identification number used internally to identify an item between sessions. The value of the ID remains the same when the project is

FootageItem object

The FootageItem object represents a footage item imported into a project, which appears in the Project panel.These are accessed by position index number in

numItems

The total number of items contained in the project, including folders and all types of footage.Integer; read-only.

add()

Adds a composition to the Render Queue, creating a RenderQueueItem.comp The CompItem object for the composition to be added.RenderQueueItem object.