Pyro Industries API-1394PCI Uživatelský manuál stáhnout pdf (Strana 317)

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GLOSSARY ■

color gamut Referring to the full range of col-

ors that can be captured or reproduced by a

device, represented by a color space.

colorimeter An instrument that measures color.

colorist A person who adjusts electronic pro-

cessing equipment in the transfer of motion

pictures to video or data in order to manipu-

late color. In the industry, one who is a color

artist and craftsperson with an extensive

background in image manipulation with a

high degree of understanding of color

management.

color management The appropriate use of

color hardware and software to control color

in an imaging system.

color primaries (additive) Light sources com-

prised of red, green, and blue that combine

to form various colors.

color primaries (subtractive) Colorant sources

comprised of cyan, magenta, and yellow that

absorb light.

color timing Also called timing or grading.

The process of adjusting color balance for

each scene from a conformed negative.

color wheel A circular graph, similar to a vec-

torscope, used in the Color Correction tool

as a control for making hue offset and sec-

ondary color-correction adjustments.

component video Video signal that separates

the various components (that is, chromi-

nance, luminance, or other variables) rather

than combining all elements, as in composite

video.

composite video A video signal in which

chrominance and luminance are combined.

compositing The process of combining two or

more images to form a single image.

composition Term used to refer to finished

pieces in other applications and with Open

Media Framework Interchange (OMFI). In

many compositing and effects programs, a

“comp” is the equivalent of a sequence.

compression The process of reducing data file

sizes for storing images.

cones Photoreceptors in the retina of the eye

that receive the information that initiates

color perception.

console window The Avid window that dis-

plays function, operational, and system

information.

consolidate To copy media files or portions

of media files. Used for archiving and mov-

ing media.

continuity reports A term that refers to notes

made by a script supervisor regarding script

continuity. Also refers to reel continuity, in

which an editor reports durations of reels,

last frame of action, and last frame of film.

control point The location on a Bézier curve

that controls direction.

control track The portion of a videotape on

which synchronous control information is

placed. The control track contains a pulse for

each video field and is used to synchronize

the tape and the video signal.

contrast A degree of dissimilarity of luminance

in two or more different areas of an image.

CPU Acronym for central processing unit. The

“brains” of a computer that is the center of

its functioning ability. Normally confined to

a single chip or twin chips.

crash edit An electronically unstable edit, or

any edit made in Record mode that creates a

new control track on the tape that is not

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