Editing is the assembly of shots into sequences and of sequences into a whole film. Because a cut instantly moves us from one image to another, editing controls the rhythm, the sense of time and space, and the connections the audience draws between images. Two shots placed side by side can generate an idea that neither contains alone, which is why editing is often called the art unique to cinema.
Mainstream narrative film relies on continuity editing, a set of conventions designed to make cuts feel invisible so the story flows smoothly. The 180-degree rule keeps the camera on one side of an imaginary line between characters so screen direction stays consistent. Shot/reverse shot alternates between two speakers in a conversation. An eyeline match cuts from a character loo