frameDuration

The duration of a frame, in seconds. This is the inverse of the frameRate value frames-per-second .Floating-point; read/write.

timeSpanDuration

The duration in seconds of the composition to be rendered. The duration is determined by subtracting the start time from the end time. Setting this value is

activeAtTime()

Returns true if this layer will be active at the specified time. To return true, the layer must be enabled, no otherlayer may be soloing unless this layer i

workAreaDuration

The duration of the work area in seconds. This is the difference of the start-point and end-point times of the Composition work area.Floating-point; read/wr

timeSpanStart

The time in the composition, in seconds, at which rendering will begin. Setting this value is the same as setting a custom start time in the Render Settings

time

The current time of the layer, expressed in composition time seconds .Floating-point value; read-only.

workAreaStart

The time when the Composition work area begins, in seconds.Floating-point; read/write.

outPoint

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

replaceWithPlaceholder()

Changes the source of this FootageItem to the specified placeholder. Creates a new PlaceholderSource object, sets its values from the parameters, and sets m

inPoint

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