DVD Demystified

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Glossary
SXGA A video graphics resolution of 1280 � 1024 pixels.
sync A video signal (or component of a video signal) containing information
necessary to synchronize the picture horizontally and vertically.
Also, sync is specially formatted data on a disc that helps the readout
system identify location and specific data structures.
syntax The rules governing the construction or formation of an orderly
system of information. For example, the syntax of the MPEG video
encoding specification defines how data and associated instructions are
used by a decoder to create video pictures.
system menu The main menu of a DVD-Video disc, from which titles
are selected. Also called the title selection menu or disc menu.
T Tera. An SI prefix for denominations of one trillion (1012). telecine The process (and the equipment) used to transfer film to video.
The telecine machine performs 2-3 pulldown by projecting film frames
in the proper sequence to be captured by a video camera.
telecine artist The operator of a telecine machine. Also called a colorist.
temporal Relating to time. The temporal component of motion video is
broken into individual still pictures. Because motion video can contain
images (such as backgrounds) that do not change much over time, typical
video has large amounts of temporal redundancy.
temporal resolution The clarity of a moving image or moving object,
or the measurement of the rate of information change in motion video.
See resolution.
tilt A mechanical measurement of the warp of a disc. This is usually
expressed in radial and tangential components, with radial indicating
dishing and tangential indicating ripples in the perpendicular direction.
time code Information recorded with audio or video to indicate a position
in time. This usually consists of values for hours, minutes, seconds,
and frames. It is also called SMPTE time code. Some DVD-Video material
includes information to enable the player to search to a specific
time code position.
title The largest unit of a DVD-Video disc (other than the entire volume
or side). A title is usually a movie, TV program, music album, or so on.
A disc can hold up to 99 titles, which can be selected from the disc
menu. Entire DVD volumes are also commonly called titles.
title key A value used to encrypt and decrypt (scramble) user data on
DVD-Video discs.
track 1) A distinct element of audiovisual information, such as the picture,
a sound track for a specific language, or the like. DVD-Video