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Add MediaStreamTrack support to the Web Speech API

Category

Miscellaneous

Type

New or changed feature

Status

In developer trial (Behind a flag) (Chrome 135)

Intent stage

None

Summary

Add MediaStreamTrack support to the Web Speech API. The Web Speech API is a web standard API that allows developers to incorporate speech recognition and synthesis into their web pages. Currently, the Web Speech API uses the user's default microphone as the audio input. MediaStreamTrack support allows websites to use the Web Speech API to caption other sources of audio including remote audio tracks.

Motivation

The Web Speech API is a web standard API that allows developers to incorporate speech recognition and synthesis into their web pages. Currently, the Web Speech API uses the user's default microphone as the audio input. Adding MediaStreamTrack support will allow websites to use the Web Speech API to caption other sources of audio including remote audio tracks.

Standards & signals

• Specification: https://wicg.github.io/speech-api
• Firefox: Positive — Similar changes proposed by Firefox in 2019
• Safari: Positive — Similar changes proposed by Safari in 2014
• Web developers: Positive — Feature requested by web developers

Docs: https://docs.google.com/document/d/1LHGtO6A-U4OFQpG9LXUf1_4Elerpv1rncNCbHnmA7zY/edit?usp=sharing

Explainers: https://github.com/WICG/speech-api/pull/118

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