video mode
The setting of a video adapter. Most video adapters can run in either text mode or graphics mode. In text mode, a monitor can display only ASCII characters. In graphics mode, a monitor can display any bit-mapped image. In addition to the text and graphics modes, video adapters offer different modes of resolution and color depth.
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- video overlay
The placement of a full-motion video window on the display screen. There are various techniques used to display video on a computer’s screen, depending on whether the video source has been digitized or is still in analog NTSC format. Since computer monitors are generally analog, NTSC video can be merged with signals coming from the […]
- video standards
There are a variety of video standards that define the resolution and colors for displays. Support for a graphics standard is determined both by the monitor and by the video adapter. The monitor must be able to show the resolution and colors defined by the standard, and the video adapter must be capable of transmitting […]
- video switcher
Also called a vision mixer, a video switcher is a hardware device used in video and film production to switch between different video or audio sources. This allows the producer to mix video and also add in special effects or footage captured on a secondary source.
- video transition
In video editing a transition is what the author shows between two shots or clips. The joining of those clips is the transition from one to the other. Transitions can be an instant scene or image change, a fade, fade to black, dissolve, pan from one person to another, or any digital effect.
- Videoconferencing
Videoconferencing (or video conference) means to conduct a conference between two or more participants at different sites by using computer networks to transmit audio and video data. For example, a point-to-point (two-person) video conferencing system works much like a video telephone. Each participant has a video camera, microphone, and speakers mounted on his or her […]