missingFootagePath

The path and filename of footage that is missing from this asset. See also AVItem footageMissing attribute .String; read-only.

applyPreset()

Applies the specified collection of animation settings an animation preset to the layer. Predefined animation preset files are installed in the Presets fold

importFileWithDialog()

Shows an Import File dialog box. Same as the File > Import > File command.Array of Item objects created during import; or null if the user cancels the dialo

onError

The name of a callback function that is called when an error occurs. By creating a function and assigning it to this attribute, you can respond to errors sy

reload()

Reloads the asset from the file. This method can be called only on a mainSource, not a proxySource.None.Nothing.

importAs

The type of object for which the imported file is to be the source. Before setting, use canImportAs to check that a given file can be imported as the source

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

newProject()

Creates a new project in After Effects, replicating the File > New > New Project menu command.If the current project has been edited, the user is prompted t

FileSource object

The FileSource object describes footage that comes from a file.ユ FileSource is a subclass of FootageSource. All methods and attributes of FootageSource, in

sequence

When true, a sequence is imported; otherwise, an individual file is imported.Boolean; read/write.