Special effect: Difference between revisions
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:''"Special effects" and "SFX" redirect here. You may be looking for [[Special Effects (Doctor Who Confidential episode)|the ''Doctor Who Confidential'' episode]] or the [[SFX (magazine)|magazine]] of the same name. | :''"Special effects" and "SFX" redirect here. You may be looking for [[Special Effects (Doctor Who Confidential episode)|the ''Doctor Who Confidential'' episode]] or the [[SFX (magazine)|magazine]] of the same name. | ||
'''Special | '''Special effects''' often abbreviated '''SFX''' — are those elements of a shot which cannot be achieved exclusively by [[practical effect|practical means]] during [[principal photography]]. They can be accomplished with the varying techniques of [[CGI]], model work and a variety of other techniques. Even practical effects can be used as an element in a "special effects shot", such as when specially filmed flame or lava effects are later composited into a shot. | ||
For the most part the starting | For the most part, the starting "canvass" for special effects is a blue or green screen placed behind actors during principal photography. This solid patch of color an then be removed and replaced with another image. During much of the original series, this was achieved through a process known as [[CSO|color separation overlay]], whereby a blue screen would be fed images during the live recording of the shot. Since the [[Doctor Who (1996)|TV movie]], most of the special effects seen on ''Doctor Who'' have been achieved through the use of CGI, a more nuanced approach to special effects which allow elements rendered on a computer to be composited into a shot captured during principal photography. As contrasted with CSO work, CGI work is completed exclusively in [[post-production]]. For this reason, many no longer consider CSO to be a true special effect. | ||
The term describes both the | The term describes both the title the work and the work itself. Thus [[The Mill]] provide special effects and are given the title of '''"Special Effects"''' in the credits of the 2005 series of ''[[Doctor Who]]''. | ||
==Historical usage== | |||
Historically, there was no distinction between the terms "[[visual effects]]" and "special effects". Thus, people credited under the title "Visual Effects" during most of the [[1963]] run of ''[[Doctor Who]]'' were often dealing with effects generated in-camera on the day of recording. In the [[BBC Wales]] version this | |||
{{wikipediainfo}} | {{wikipediainfo}} | ||
Revision as of 00:53, 18 January 2011
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- "Special effects" and "SFX" redirect here. You may be looking for the Doctor Who Confidential episode or the magazine of the same name.
Special effects often abbreviated SFX — are those elements of a shot which cannot be achieved exclusively by practical means during principal photography. They can be accomplished with the varying techniques of CGI, model work and a variety of other techniques. Even practical effects can be used as an element in a "special effects shot", such as when specially filmed flame or lava effects are later composited into a shot.
For the most part, the starting "canvass" for special effects is a blue or green screen placed behind actors during principal photography. This solid patch of color an then be removed and replaced with another image. During much of the original series, this was achieved through a process known as color separation overlay, whereby a blue screen would be fed images during the live recording of the shot. Since the TV movie, most of the special effects seen on Doctor Who have been achieved through the use of CGI, a more nuanced approach to special effects which allow elements rendered on a computer to be composited into a shot captured during principal photography. As contrasted with CSO work, CGI work is completed exclusively in post-production. For this reason, many no longer consider CSO to be a true special effect.
The term describes both the title the work and the work itself. Thus The Mill provide special effects and are given the title of "Special Effects" in the credits of the 2005 series of Doctor Who.
Historical usage
Historically, there was no distinction between the terms "visual effects" and "special effects". Thus, people credited under the title "Visual Effects" during most of the 1963 run of Doctor Who were often dealing with effects generated in-camera on the day of recording. In the BBC Wales version this
