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Webcams
Webcams are video cameras which are designed to be used with a computer for streaming, video calls or similar usages. This section lists and explains software for the handling of webcams under a Linux operating system.
Editing Video Stream
The editing of a video stream provided by a webcam can be achieved by using OBS together with the OBS Virtual Camera plugin. This works on Windows aswell as Linux and can be used for any webcam available.
Configure the Webcam
On Linux a webcam can be configured with guvcview. This program provides a simple interface for capturing and viewing video from a v4l2 device and is thus dependent on v4l2. Additionally guvcview provides an interface to configure various webcam settins and enable a few effects on top of it.
Using a Smartphone as Webcam
A smartphone and its camera aswell as flashlight can be used as a simple replacement for a webcam. For Android smartphones this can be easily achieved by using DroidCam. An alternative to DroidCam with a with decidedly better resolution is IP Webcam.