Movie Terms Wiki Filmmaking

CGI

An abbreviation for computer-generated imagery, denoting digital effects and animation.


Definition

CGI refers to any imagery created via computer software, encompassing 2D and 3D animations, compositing and visual effects. Its versatility transformed both animation and live-action filmmaking.

Techniques

Key processes include polygonal modeling, procedural textures, particle systems and motion capture. Artists collaborate with technical directors to integrate CGI seamlessly into plates.

Challenges

High computational demands and rendering times require resource optimization. Balancing photorealism with stylization remains an ongoing artistic and technical challenge.

Notable Examples

Landmark CGI sequences include the T-1000 in Terminator 2, the Naʼvi in Avatar and the hobbits in The Lord of the Rings, showcasing CGI’s narrative power.


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