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A screencast is a digital recording of computer screen output, also known as a video screen capture or a screen recording, often containing audio narration. [1] The term screencast compares with the related term screenshot; whereas screenshot generates a single picture of a computer screen, a screencast is essentially a movie of the changes over time that a user sees on a computer screen, that ...
A screenshot of a computer display. A screenshot (also known as screen capture or screen grab) is a digital image that shows the contents of a computer display. A screenshot is created by the operating system or software running on the device powering the display.
This software is commonly used for desktop recording, gameplay recording and video editing. Screencasting software is typically limited to streaming and recording desktop activity alone, in contrast with a software vision mixer, which has the capacity to mix and switch the output between various input streams.
Screen capture may refer to: Screenshot , an image file which shows the content of a computer's screen at the moment of shot Screencast , also known as a video screen capture , a digital recording of computer screen output, often containing audio narration
Video capture is the process of converting an analog video signal—such as that produced by a video camera, DVD player, or television tuner—to digital video and sending it to local storage or to external circuitry. The resulting digital data are referred to as a digital video stream, or more often, simply video stream.
Raster-scan CRTs by their nature must refresh the screen since their phosphors will fade and the image will disappear quickly unless refreshed regularly. In a CRT, the vertical scan rate is the number of times per second that the electron beam returns to the upper left corner of the screen to begin drawing a new frame. [3]
For example, some devices capture audio in addition to video, and some devices provide, and concurrently capture frames from multiple video inputs. Other operations may be performed as well, such as deinterlacing , text or graphics overlay , image transformations (e.g., resizing, rotation, mirroring), and conversion to JPEG or other compressed ...
Snipping Tool is a Microsoft Windows screenshot utility included in Windows Vista and later. It can take still screenshots of an open window , rectangular areas , a free-form area, or the entire screen.