O

object -

(1) Anything that exists in and occupies space in storage and on which operations can be performed; for example, programs, files, libraries, and folders. (2) Anything to which access is controlled; for example, a file, a program, an area of main storage. (3) See also data object and media object.
object-action paradigm -
A method where users select the object that they want to work with, then choose the action they wish to perform on that object. See object orientation.
object class -
A categorization or grouping of objects that share similar behaviors and characteristics.
object connection -
A link between two objects. Connections can be used for navigation, as with hypermedia, or for data transfer between objects.
Object Content Architecture (OCA) -
A data format for multimedia products.
object decomposition -
The process of breaking an object into its component parts.
object orientation -
An orientation in a user interface in which a user's attention is directed toward the objects the user works with, rather than applications, to perform a task.
object-oriented user interface -
A type of user interface that implements object orientation and the object-action paradigm.
object template -
An object that can be used to create another object of the same object class. The template is a basic framework of the object class, and the newly created object is an instance of the object class.
OCA -
Object Content Architecture.
OEM -
Original equipment manufacturer.
OFF -
Operational file format.
offline edit -
A preliminary or test edit usually done on a low-cost editing system using videocassette work tapes. (An offline edit is done so that decisions can be made and approvals given prior to the final edit.)
online edit -
The final edit, using the master tapes to produce a finished program.
operational file format (OFF) -
A file format standard.
optical disc -
A disc with a plastic coating on which information (as sound or visual images) is recorded digitally as tiny pits and read using a laser. The three categories of optical discs are CD-ROM, WORM, and erasable.
optical drive -
Drives that run optical discs.
optical reflective disc -
A designation of the means by which the laser beam reads data on an optical videodisc. In the case of a reflective disc, the laser beam is reflected off a shiny surface on the disc.
opticals -
Visual effects produced optically by means of a device (an optical printer) that contains one camera head and several projectors. The projectors are precisely aligned so as to produce multiple exposures in exact registration on the film as in the camera head.
original footage -
The footage from which the program is constructed.
OS/2 multimedia -
A subsystem service of OS/2 that provides a software platform for multimedia applications. It defines standard interfaces between multimedia devices and OS/2 multimedia applications.
overlay -
The ability to superimpose text and graphics over video.
overlay device -
Provides support for video overlaying along with video attribute elements. The video overlaying handles tasks such as displaying, and sizing video. Synonym for video overlay device.

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