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WebAudio: Add AudioContext.getOutputTimestamp() method

Category

Multimedia

Type

New or changed feature

Status

Enabled by default (Chrome 57)

Intent stage

None

Summary

The AudioContext.getOutputTimestamp() method helps to synchronize DOM time and AudioContext time values. It is used to estimate DOMHighResTimeStamp value of the audio output stream position for the given AudioContext.currentTime value, or do the opposite: estimate AudioContext.currentTime value of the audio output stream position for the given DOMHighResTimeStamp value.

Standards & signals

• Specification: https://webaudio.github.io/web-audio-api/
• Firefox: Positive
• Safari: No signal
• Web developers: Positive
• Tracking bug: https://bugs.chromium.org/p/chromium/issues/detail?id=619533

Docs: https://webaudio.github.io/web-audio-api/#widl-AudioContext-getOutputTimestamp-AudioTimestamp https://developer.mozilla.org/en-US/docs/Web/API/AudioContext

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