Pyro Industries API-1394PCI Manual do Utilizador descarregar pdf (Página 332)

311

■ GLOSSARY

sample data The media data created by record-

ing or digitizing from a physical source. A

sample is a unit of data that the recording or

capturing device can measure.

sample plot The representation of audio as a

sample waveform.

sample rate The frequency of the sampled units.

saturation The amount of chroma in an image.

Colorfulness.

scale bar A control in the Timeline window

that allows you to expand and contract the

Timeline area centered around the blue posi-

tion indicator.

scanner Also known as a film scanner, flying

spot scanner, or telecine scanner. The physi-

cal machine where the film passes through a

scanner and is converted to video.

scene-by-scene telecine A method of telecine

transfer in which color is carefully corrected

for best exposure of a film, and continuity

between scenes is also carefully calibrated.

Unnecessarily expensive for editing, a scene-

by-scene is sometimes used after a cut has

been made of a film for video distribution or

promotion.

SC phase Subcarrier phase—the color burst

portion of a composite video signal.

SC/H phase In composite video, subcarrier to

horizontal phase. The phase relationship

between subcarrier burst and the horizontal

blanking reference point in a video signal.

Used to time two or more video signals to

prevent horizontal picture shifts.

screening Any viewing of a film program, a

video program, or raw footage.

script supervisor The person responsible for

maintaining script notes and circled takes.

Produces facing pages and notes for editing.

scrubbing The process of shuttling through

and monitoring segments of audio at various

speeds. Originates from earlier analog audio

days when audiotape media was “scrubbed”

against the play head of an ATR to monitor

cue points.

SDTV Acronym for standard-definition televi-

sion. Refers to current television standards,

such as NTSC, PAL, PAL-M, and SECAM.

Opposite of high-definition television (HDTV).

sequence Another term for an edited master,

cut, or program created in a nonlinear

editor (NLE).

search pattern The target for a motion tracking

effect, also known as the region of interest.

SECAM Acronym for Séquential Couleur à

Memoire. The second color television stan-

dard developed (after NTSC) and used in

France and its former colonies, Eastern

Europe, and the Middle East.

secondary color correction Color correction that

applies to specific parts of an image defined

by hue and saturation values. Secondary

color correction allows the user to affect col-

ors within a specific range without altering

any other colors in the image.

segment A section of a track or clip in the

Timeline.

sequence Avid term for an edited composi-

tion. Can also refer to a series of shots or

scenes within a film.

serial timecode A type of SMPTE timecode

that is recorded on an assigned address track

of a videotape. Also called longitudinal time-

code (LTC) or address track timecode.

setup A reference point in the North Ameri-

can version of the National Television Stan-

dards Committee (NTSC) analog video

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