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Timeline and Composition

Nested Sequences

What is Nesting

Nesting means placing one sequence inside another as a single element. The inner sequence (the pre-composition) renders as a flat image frame-by-frame, and that rendered output is treated as a single element in the outer composition — transformable, maskable, filterable, and animatable like any other element.

Creating a Nested Sequence (Pre-compose)

Method 1: Right-click one or more elements in the layer stack -> "Pre-compose." The selected elements are moved into a new, automatically created sequence, and a reference to that sequence is placed at the same position in the original layer stack.

Method 2: In the Compositor, drag a sequence onto the canvas of another sequence. A nested sequence element appears.

Why Nest?

  • -Simplify complex layer stacks — group a multi-element sub-composition into one manageable nested entity
  • -Apply effects to multiple elements as a unit — add a blur or blend mode to the pre-comp and it affects all its contents as a composited whole
  • -Reuse sub-compositions — the same pre-comp can be placed multiple times in different contexts
  • -Apply time remap to a group — time remapping can be applied to the nested sequence as a whole

Entering a Nested Sequence

Double-click the nested sequence element on the canvas or in the layer stack. The editor switches context to the inner sequence's timeline and canvas.

The breadcrumb navigation bar at the top of the canvas area shows the nesting path, for example:

Main Sequence > Background Elements > Background Gradient

Click any breadcrumb to navigate back up the nesting hierarchy.

Live Updates

Changes made inside a nested sequence are reflected immediately in all compositions that reference it. The rendered pre-comp is regenerated whenever the inner sequence's content changes.