frameDuration

Returns the lengthof a frame for this AVItem, in seconds. This is the reciprocal of frameRate. When set, the reciprocal is automatically set as a new frameR

layer()

Returns a Layer object, which can be specified by name, an index position in this layer, or an index position relative to another layer.index The index numb

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

featherRelCornerAngles

An array containing each feather pointメs relative angle percentage between the two normals on either side of a curved outer feather boundary at a corner on

MarkerValue object

The MarkerValue object represents a layer marker, which associates a comment, and optionally a chapter reference point, Web-page link, or Flash Video cue po

audioActive

True if the layer’s audio is active at the current time.For this value to be true, audioEnabled mustbe true, no other layer with audio may be soloing unless

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

setTemporalEaseAtKey()

Sets the incoming and outgoing temporal ease for the specified keyframe. See KeyframeEase object .keyIndex The index for the keyframe. An integer in the ran

fontSize

The text layerメs font size in pixels.NOTE: If the text layer has different font size settings for each character, this attribute returns the setting for the

startTime

The start time of the layer, expressed in composition time seconds .Floating-point value in the range [-10800.0..10800.0] minus or plus three hours ; read/w