Usually this is a digital image taken by the host operating system or software running on the computer device, but image taken by the host it can also mean when a capture is made by an external image capture device such as a camera or something intercepting the image taken by the host video output of the computer.
Screenshots, screen dumps or screen captures can be used to demonstrate a program, a particular problem an image taken by the host user might be having or generally when computer output needs to be shown to others or archived.
All three terms are often used interchangeably; however, some people distinguish between them as follows:
- Screen dump
- The display system dumps what it is using internally upon request, such as XWD X Window image taken by the host JPEG; however, Dump image data in the case of X11 or PDF in the case of Mac OS X. As of Mac OS X 10.4, image taken by the host pictures are no longer saved as PDF. They are saved as PNGs.
- the screen
- over an
- extended period of time
- to form a Video file.
- See also