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Visual effects (sometimes abbreviated VFX) 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.
Optical illusion is also used in film by the technique of forced perspective . Op art is a style of art that uses optical illusions to create an impression of movement, or hidden images and patterns. Trompe-l'œil uses realistic imagery to create the optical illusion that depicted objects exist in three dimensions.
The essence of the moiré effect is the (mainly visual) perception of a distinctly different third pattern which is caused by inexact superimposition of two similar patterns. The mathematical representation of these patterns is not trivially obtained and can seem somewhat arbitrary.
In the context of film and television production, a visual effects supervisor is responsible for achieving the creative aims of the director or producers through the use of visual effects. [1] While it is a creative role, most supervisors possess a strong technical background and are capable of making informed decisions about the most efficient ...
In 1964, it was given only for visual effects, and the following year the name of the category was changed to "Best Special Visual Effects". Honorees for this award have been bestowed several times as a Special Achievement Academy Award. In 1977, the category was given its current name "Best Visual Effects." For decades, shortlisted finalists ...
Troxler's fading, also called Troxler fading or the Troxler effect, is an optical illusion affecting visual perception. When one fixates on a particular point for even a short period of time, an unchanging stimulus away from the fixation point will fade away and disappear. Research suggests that at least some portion of the perceptual phenomena ...
Entoptic phenomenon. Entoptic phenomena (from Ancient Greek ἐντός (entós) 'within', and ὀπτικός (optikós) 'visual') are visual effects whose source is within the human eye itself. (Occasionally, these are called entopic phenomena, which is probably a typographical mistake.) In Helmholtz 's words: "Under suitable conditions light ...
Ken Burns effect. The Ken Burns effect is a type of panning and zooming effect used in film and video production from non-consecutive still images. The name derives from extensive use of the technique by American documentarian Ken Burns. This technique had also been used to produce animatics, simple animated mockups used to previsualize motion ...