To move a parameter away from its current value, then move it back to that original value. Used to force Motion to create a keyframe in Record Animation mode.
jog
To move forward or backward through your video one frame at a time.
JPEG
(Joint Photographic Experts Group) A popular image file format that lets you create highly compressed graphics files. The amount of compression used can be varied. Less compression results in a higher-quality image.
jump cut
A cut in which an abrupt change occurs between two shots, with no continuity from one to the other.