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

setProxyWithSequence()

Sets a sequence of files as the proxy of this AVItem, with the option of forcing alphabetical order. Loads the specified file sequence into a new FileSource

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

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

invertAlpha

When true, an alpha channel in a footage clip or proxy should be inverted.This attribute is valid onlyif an alpha is present. If hasAlpha isfalse, or if alp

FootageSource object

The FootageSource object holds information describing the source of some footage. It is used as themainSource of a FootageItem, or the proxySource of a Comp