Intent to Prototype: Mediacapture-transform VideoTrackGenerator

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Harald Alvestrand

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Feb 25, 2022, 3:04:33 AMFeb 25
to blink-dev

Contact emails

h...@chromium.org

Explainer

https://github.com/w3c/mediacapture-transform/blob/main/explainer.md

Specification

https://w3c.github.io/mediacapture-transform/#video-track-generator

Summary

API to generate a video MediaStreamTrack from a WHATWG Stream of VideoFrame objects. This is the WG-agreed form of the interface that was previously known as MediaStreamTrackGenerator, specialized for video.



Blink component

Blink>MediaStream

Motivation

The WEBRTC WG agreed to adopt the mediacapture-transform proposal; as part of the debate, the form of the function to generate a video MediaStreamTrack was changed. This intent tracks the API change.



Initial public proposal



TAG review



TAG review status

Not applicable

Risks



Interoperability and Compatibility



Gecko: Positive

WebKit: No signal

Web developers: No signals

Other signals:


Debuggability



Is this feature fully tested by web-platform-tests?

No

Flag name

VideoTrackGenerator

Requires code in //chrome?

False

Tracking bug

https://crbug.com/1300528

Estimated milestones

No milestones specified



Link to entry on the Chrome Platform Status

https://chromestatus.com/feature/5590295839244288

This intent message was generated by Chrome Platform Status.
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