filmmaking Filmmaking or film production is the process by which a Film, motion picture is produced. Filmmaking involves a number of complex and discrete stages, beginning with an initial story, idea, or commission. Production then continues through screen ...

a practical effect is a

special effect Special effects (often abbreviated as F/X or simply FX) are illusions or visual tricks used in the theatre, film, television, video game, amusement park and simulator industries to simulate the fictional events in a story or virtual world. ...

produced physically, without

computer-generated imagery Computer-generated imagery (CGI) is a specific-technology or application of computer graphics for creating or improving images in Digital art, art, Publishing, printed media, Training simulation, simulators, videos and video games. These images ...

or other post-production techniques. In some contexts, "special effect" is used as a

synonym A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are a ...

of "practical effect", in contrast to "

visual effects Visual effects (sometimes abbreviated as 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 fo ...

" which are created in

post-production Post-production, also known simply as post, is part of the process of filmmaking, video production, audio production, and photography. Post-production includes all stages of production occurring after principal photography or recording indivi ...

through photographic manipulation or computer generation. Practical effects often use principles from magic tricks, exploiting the camera's single viewpoint to create convincing illusions that may work only from certain angles, or using specially created

prop A prop, formally known as a (theatrical) property, is an object actors use on stage or screen during a performance or screen production. In practical terms, a prop is considered to be anything movable or portable on a stage or a set, distinct ...

s designed to achieve the desired effect. These effects require an interdisciplinary skill set, combining artistic craftsmanship with technical expertise in mechanics and engineering to achieve the desired result. Many of the staples of action movies are practical effects. Gunfire, bullet wounds, rain, wind, fire, and explosions can all be produced on a movie set by someone skilled in practical effects. Non-human characters and creatures produced with make-up, prosthetics, masks, and in contrast to computer-generated are also examples of practical effects.

Practical effect techniques

* The use of

prosthetic makeup Prosthetic makeup also known as special makeup effects or FX prosthesis, is the process of using prosthetic sculpting, molding and casting techniques to create advanced cosmetic special effects, effects. Prosthetics are used on stage and screen ...

animatronics An animatronic is a puppet controlled electronically to move in a fluent way. Animatronics are the modern adaptation of the automaton and are often used for the portrayal of characters in films, video games and in theme park attractions. Anim ...

puppetry Puppetry is a form of theatre or performance that involves the manipulation of puppets – wikt:inanimate, inanimate objects, often resembling some type of human or animal figure, that are animated or manipulated by a human called a puppeteer. S ...

, or creature suits to create the appearance of living creatures. *

Miniature effect A miniature effect is a special effect created for motion pictures and television programs using scale models. Scale models are often combined with high speed photography or matte shots to make gravitational and other effects appear convincing t ...

s, which is the use of

scale models Scale or scales may refer to: Mathematics * Scale (descriptive set theory), an object defined on a set of points * Scale (ratio), the ratio of a linear dimension of a model to the corresponding dimension of the original * Scale factor, a number ...

which are photographed in a way that they appear full sized. * Mechanical effects, such as

aerial rigging Aerial rigging is a specialty within the field of rigging that deals specifically with human loads. Aerial rigging is the process of setting up equipment used to make humans fly, specifically aerial circus and aerial dance equipment. Aerial riggi ...

to simulate flight, stage mounted gimbals to make the ground move, or other mechanical devices to physically manipulate the environment. *

Pyrotechnics Pyrotechnics is the science and craft of creating fireworks, but also includes safety matches, oxygen candles, Pyrotechnic fastener, explosive bolts (and other fasteners), parts of automotive airbags, as well as gas-pressure blasting in mining, q ...

for the appearance of fire and explosions. * Weather effects such as sprinkler systems to create rain,

fog machine A fog machine, fog generator, or smoke machine is a device that emits a dense vapor that appears similar to fog or smoke. This artificial fog is most commonly used in professional entertainment applications, but smaller, more affordable fog mac ...

s to create smoke, and fake snow. * Body mutilation effects such as

bullet hit squibs A bullet hit squib or a blood squib is a practical, pyrotechnic special effect device used to simulate the appearance of a person being shot and wounded in films, TV shows and theatre performances. This is achieved by detonating a small explosi ...

to create the illusion of gunshot wounds and

fake blood Theo Keating, also known as Fake Blood and Touché, is an English DJ, musician and music producer who made his name as one half of the Wiseguys, a British hip hop/big beat group, together with Paul Eve. Some of their best-known songs are " Sta ...

References

Special effects {{Filmmaking-stub

Practical effect techniques

See also

References