WICG / Web Codecs
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WebCodecs is a flexible web API for encoding and decoding audio and video.
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https://wicg.github.io/web-codecs/
Try it out in Chrome 86
Please see this doc for current limitations.
To try it on your machine, either
- enable
chrome://flags/#enable-experimental-web-platform-features
, or - pass
--enable-blink-features=WebCodecs
flag via the command line.
To try it with real users, sign up for the origin trial here.
WebCodecs
API that allows web applications to encode and decode audio and video
Many Web APIs use media codecs internally to support APIs for particular uses:
- HTMLMediaElement and Media Source Extensions
- WebAudio (decodeAudioData)
- MediaRecorder
- WebRTC
But there’s no general way to flexibly configure and use these media codecs. Because of this, many web applications have resorted to implementing media codecs in JavaScript or WebAssembly, despite the disadvantages:
- Increased bandwidth to download codecs already in the browser.
- Reduced performance
- Reduced power efficiency
It's great for:
- Live streaming
- Cloud gaming
- Media file editing and transcoding
See the explainer for more info.
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