color

The color used to draw the mask outline as it appears in the user interface Composition panel, Layer panel, and Timeline panel .Array of three floating-poin

premulColor

The color tobe premultiplied. This attribute is valid only if the alphaMode is alphaMode.PREMULTIPLIED.Array of three floating-point values [R, G, B], in th

LightLayer object

The LightLayer object represents a light layer within a composition. Create it using the LayerCollection objectメs addLight method; It can beaccessed in anit

Project object

The project object represents an After Effects project. Attributes provide access to specific objects within the project, such as imported files or footage

MaskPropertyGroup object

The MaskPropertyGroup object encapsulates mask attributes in a layer.ユ MaskPropertyGroup is a subclass of PropertyGroup. All methods and attributes of Prope

propertyValueType

The type of value stored in thenamed property. The PropertyValueType enumeration has one value for each type of data that can be stored in or retrieved from

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

Property object

The Property object contains value, keyframe, and expression information about a particular AE property of a layer. An AE property is an value, often animat

Item object

The Item object represents an item that can appear in the Project panel.The first item is at index 1.ユ Item is the base class for AVItem and for FolderItem,

property()

Finds and returns a child property of this group, as specified by either its index or name.A name specification can use the same syntax that is available wi