Visual effects is the process by which imagery is created or manipulated outside the context of
a live-action shot in filmmaking and video production.
The integration of live-action footage and other live-action footage or CGI elements to create realistic imagery is called VFX.
The Man with the Rubber Head
A period drama set in Vienna uses a green screen as a backdrop, to allow a background to be added during post-production.
Composite of photos of one place, made more than a century apart
Computer-generated imagery
Computer-generated imagery (CGI) is a specific-technology or application of computer graphics for creating or improving images in art, printed media, simulators, videos and video games. These images are either static or dynamic. CGI both refers to 2D computer graphics and 3D computer graphics with the purpose of designing characters, virtual worlds, or scenes and special effects. The application of CGI for creating/improving animations is called computer animation, or CGI animation.
Morphogenetic Creations computer-generated digital art exhibition by Andy Lomas at Watermans Arts Centre, west London, in 2016
A fractal landscape created in Terragen
A computer-generated image featuring a house at sunset, made in Blender
A CT pulmonary angiogram image generated by a computer from a collection of x-rays
