Module limits 

Limits a comp is checked against (docs/compositing.md#limits).

Constants

ASPECT

Long side over short side, canvas and render.

BOX_SIDE

A layer’s box, px a side.

CANVAS_PIXELS

Canvas px in all.

CANVAS_SIDE

Canvas px a side.

COORD

Position and anchor values, either way (px, box fractions).

DEPTH

Comps nested in comps ({"comp": ...} sources), levels below the top.

DURATION

Comp seconds (and layer in/out, source_in).

FPS

Frames per second, at least and at most.

LAYERS

Layers in a comp.

ROTATION

Rotation, degrees either way.

SPEED

A time remap’s speed, either way (source s per layer s).

STILL_PIXELS

A still source, px in all.

STILL_SIDE

A still source, px a side.

TEXTURE_SIDE

A layer’s texture (its picture at its largest scale, render px), px a side.

VIDEO_LAYERS

Video layers in a comp (each one a decoder while it shows).

ZOOM

content zooms (zoom, a punch’s, push), and how far in they and crop may go in all: the source window is at least 1/ZOOM of the source a side.