OBS Studio is an open access platform and used broadly for live streaming on social media platforms (Facebook, YouTube, etc.)
You can use it to record your computer screen, your PPTs, video, or websites in live mode.
What is picture into picture mode?
In this mode, you record your power point presentation and keep your-self in a picture (fix or through webcam) at one corner.
Have you seen Khan Academy videos where Sal Khan presents content through pen tablet?
OBS Studio
He use different pen color on the black screen and write free hands.
How to use OBS Studio for video lecture recording?download the software, link is given below;Link: https://obsproject.com/
For Teachers
Why window capture? This will record PPT.
Click the plus sign and select from bottom side the “Video Capture”.
How to save recording?From recording tab, bottom right corner, you can give the path to your recording. Click browse option, and create a folder in your choice of drive.
What is virtual cameras plugin role in the OBS Studio? A plugin into the OBS studio. This plugin will help you to create the number of virtual cameras in addition to the webcam