isSeparationLeader

When true, the property is multidimensional and can be separated. For example, the Position property has this attribute set to true.NOTE: The original, cons

frameRate

The frame rate of the AVItem, in frames-per-second. This is the reciprocal of the frameDuration. When set, the reciprocal is automatically set as a new fram

name

The display name of the property. Compare PropertyBase matchName attribute . It is an error to set the name value if the property is not a child of an index

label

The label color for the item. Colors are represented by their number 0 for None, or 1 to 16 for one of the preset colors in the Labels preferences .Custom l

fieldSeparationType

How the fields are to be separated in non-still footage.It is an error to set this attribute if isStill is true. It is an error to set this value to FieldSe

file

The file to be imported. If a file is set in the constructor, you can access it through this attribute.ExtendScript File object; read/write.

keyRoving()

Returns true if the specified keyframe is roving. The first and last keyframe in a property cannot rove; if youtry to set roving forone of these, the operat

time

The current time of the item when it is being previewed directly from the Project panel. This value is a number ofseconds. Use the global method timeToCurre

selected

When true, this property is selected. Set to true to select the property, or to false to deselect it.Sampling this attribute repeatedly for a large number o

stretch

The layerメs time stretch, expressed as a percentage. A value of 100 means no stretch. Values between 0 and 1 are set to 1, and values between -1 and 0 not i