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

frameBlending

When true, frame blending is enabled for this Composition. Corresponds to the value of the Frame Blending button in the Composition panel.Boolean; if true,

keyInInterpolationType()

Returns the ‘in’ interpolation type for the specified keyframe.keyIndex The index for the keyframe. An integer in the range [1..numKeys], as returned by the

haveSetting()

Returns true if the specified scripting preferences item exists and has a value.sectionName A string containing the name of a settings sectionkeyName A stri

framesCountType

The Frame Count menu setting in the Project Settings dialog box.A FramesCountType enumerated value; read/write. One of:FramesCountType.FC_START_1FramesCount

name

The name of the item, as shown in the Project panel.οΎ• Ina FootageItem, the value is linked to the mainSource object. If the mainSource object is a FileSourc

conformFrameRate

A frame rate to use instead of the nativeFrameRate value. If set to 0, the nativeFrameRate is used instead.It is an error to set this value if FootageSource

nearestKeyIndex()

Returns the index of the keyframe nearest to the specified time.time The time in seconds; a floating-point value. The beginning of the composition is 0.Inte

outTangents

The outgoing tangent vectors, or direction handles, associated with the vertices of the shape. Specify each vector as an array of two floating-point values,

frameTarget

A text frame target for this marker. Together with the URL value, this targets a specific frame within a Web page.String; read/write.