video encoding
In video editing and production video encoding is the process of preparing the video for output, where the digital video is encoded to meet proper formats and specifications for recording and playback through the use of video encoder software. Also called video conversion.
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- video memory
RAM installed on a video adapter. Before an image can be sent to a display monitor, it is first represented as a bit map in an area of video memory called the frame buffer. The amount of video memory, therefore, dictates the maximum resolution and color depth available. With a conventional video adapter, the bit […]
- 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 […]
- 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.