Adds a property to determine whether the pitch of an audio or video element should be preserved when adjusting the playback rate.


This feature is needed for creative purposes (e.g. pitch-shifting "DJ deck" style applications), and is already supported by Safari and Firefox. It can also allow prevent the introduction of artifacts from pitch-preserving algorithms at playback speeds very close to 1.00.



Specification link

Specification currently under development in a Working Group

Status in Chromium


Enabled by default (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • Shipped/Shipping
  • Shipped/Shipping
  • Positive


Intent to Prototype url

Intent to Prototype thread

Last updated on 2021-12-13