mainSource

The footage source, an object that contains all of the settings related to that footage item, including those that are normally accessed through the Interpr

addBoxText()

Creates a new paragraph box text layer and adds the new TextLayer object to this collection.To create a point text layer, use the addText method. For more i

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

guessAlphaMode()

Sets alphaMode, premulColor, and invertAlpha to the best estimates for this footage source. If hasAlpha is false, no change is made.None.Nothing.