Appendix A: Virtual Cameras

One of the most exciting additions to videoconferencing during the pandemic has been the rise of virtual cameras. (Look, I’ll take my excitement where I can find it.) A virtual camera is a video stream that a software package creates from one or more still or video inputs. That can let you combine a feed of yourself, a slide presentation, live input from an external video camera or DSLR, and much more. These can be used with Zoom as well as with most other videoconferencing and live-streaming software.

Virtual cameras have been a big deal for a while for game streaming. The gamers want to combine what they see while they’re playing with a webcam view of themselves and stream that via Amazon’s Twitch service (one of ...

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