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AV1 Moves Closer to Practical Use in WebRTC Real-Time Streaming

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Advances in AV1 video codec support have increased interest in its use for WebRTC-based real-time interactive streaming. Google's 2021 Chrome 90 release added an AV1 encoder aimed at low-bitrate video conferencing on modest CPUs, and Cisco began offering live AV1 encoding for shared video clips in Webex. Newer GPUs from Intel, AMD, and Nvidia, released in late 2022, can now handle live AV1 encoding even in fast-action gameplay. The codec promises substantial bitrate savings over H.264 and H.265 and is royalty-free, backed by the Alliance for Open Media. Its heavy computing demands have historically limited live use to low resolutions, a constraint that is now easing.

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