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The Indian-head test pattern is a test card that gained widespread adoption during the black-and-white television broadcasting era as an aid in the calibration of television equipment. It features a drawing of a Native American wearing a headdress surrounded by numerous graphic elements designed to test different aspects of broadcast display.
SMPTE ECR 1-1978 (SDTV) In a SMPTE color bar image, the top two-thirds of the television picture contain seven vertical bars of 75% intensity. In order from left to right, the colors are white or gray, yellow, cyan, green, magenta, red, and blue. [ 18] The choice of white or gray depends on whether that bar's luminance is 100% or not.
Letterboxing (filming) A 2.35:1 widescreen image letter-boxed in a 1.33:1 screen. Letter-boxing is the practice of transferring film shot in a widescreen aspect ratio to standard-width video formats while preserving the film's original aspect ratio. The resulting video-graphic image has mattes of empty space above and below it; these mattes are ...
The X-T4 is a weather-resistant camera equipped with a higher-capacity battery designed to last longer than the X-T3. [4] It is the successor to 2018's X-T3, [5] which is a little smaller and lighter. [6] The X-T4 is capable of recording video in 4K resolution up to 60 fps with a maximum bitrate of 400 Mbit/s. The camera, styled after an SLR ...
A Stevenson screen or instrument shelter is a shelter or an enclosure used to protect meteorological instruments against precipitation and direct heat radiation from outside sources, while still allowing air to circulate freely around them. [ 1] It forms part of a standard weather station and holds instruments that may include thermometers ...
A raster scan, or raster scanning, is the rectangular pattern of image capture and reconstruction in television. By analogy, the term is used for raster graphics, the pattern of image storage and transmission used in most computer bitmap image systems. The word raster comes from the Latin word rastrum (a rake), which is derived from radere (to ...
Windowbox (filmmaking) Windowboxing (also called either "pictureboxing" or the "postage stamp effect") in the display of film or video occurs when the aspect ratio of the media is such that the letterbox effect and pillarbox effect occur simultaneously. [ 1][ 2][ 3] Sometimes, by accident or design, a standard ratio image is presented in the ...
Freeze-frame shot. In film and video, a freeze frame is when a single frame of content shows repeatedly on the screen—"freezing" the action. This can be done in the content itself, by printing (on film) or recording (on video) multiple copies of the same source frame. This produces a static shot that resembles a still photograph .