WebRTC group call performance

LESSON 5: Temporal scalability

Temporal Scalability is a technique in video encoding that enables the creation of different dependency trees between sequential frames.

One of its benefits of using temporal scalability is that it enables the SFU to take a 30 frames per second video stream and cut it by half or down to a quarter - to 15 frames per second or even 7.5 frames per second - and that without any real processing on its behalf.

Effectively? This doubles the flexibility and the number of layers your SFU now has to choose from.

Interested in learning more?

There are additional techniques you need to learn to optimize WebRTC group calling, as well as a lot of other topics that needed to be covered when it comes to WebRTC.

If you want to become a professional WebRTC developer or system architect, then you should check out my online WebRTC courses.

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