underscan

underscan

Within the normal rectangular viewing area on a display screen. Contrast with overscan.
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Other features include an adjustable 16:9/4:3 display, dual three-colour tally lights, underscan and overscan, image flip, customer editable video title, Canon DSLR scale zoom-in, and safe mark display.
Flexible aspect ratio controls allow for easy removal of the black bars in letterbox and pillar-box images, as well as correction for overscan and underscan. Preset aspect ratios include 4:3 full frame, 4:3 letterbox, 16:9 full frame, and Panorama, which applies a non-linear stretch to 4:3 images to fill 16:9 screens.
"Another client complains about when football scores are chopped off in the lower right corner of the screen, and EDGE's complete control of Overscan and Underscan will let him see all the information on screen.
The recordings were played back on a VCR, viewed on a high-resolution monitor (usually in the "underscan" mode), and listened to with high-fidelity headphones in both linear audio and hi-fi audio modes.
During the visual review of [O.sub.P], because only about 485 of the 525 video lines were visible because of vertical blanking, the pull-down effect was visible for no more than 2.67 seconds at SP and 8.00 seconds at EP, even using the underscan feature on professional monitors.
During the visual review of [U.sub.NP], because only about 485 of the 525 video lines were visible because of vertical blanking, the pull-down effect was visible for no more than 2.67 seconds at SP and 8.00 seconds at EP, even using the underscan feature on professional monitors.
During the visual review of the second [U.sub.P] portion, because only about 485 of the 525 video lines were visible because of blanking, the pull-down effects were visible for no more than 2.67 seconds at SP and 8.00 seconds at EP, even using the underscan feature on professional monitors.