SourceBuffer.timestampOffset

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

Draft: This page is not complete.

The timestampOffset property of the SourceBuffer interface controls the offset applied to timestamps inside media segments that are appended to the SourceBuffer.

The initial value of timestampOffset is 0.

Syntax

var myOffset = sourceBuffer.timestampOffset;

sourceBuffer.timestampOffset = 2.5;

Value

A double, with the offset amount expressed in seconds.

Exceptions

The following exceptions may be thrown when setting a new value for this property.

Exception	Explanation
`InvalidStateError`	One or more of the `SourceBuffer` objects in `MediaSource.sourceBuffers` are being updated (i.e. their `SourceBuffer.updating` property is currently `true`), a media segment inside the `SourceBuffer` is currently being parsed, or this `SourceBuffer` has been removed from the `MediaSource`.

Example

TBD

Specifications

Specification
Media Source Extensions™ # dom-sourcebuffer-timestampoffset

Browser compatibility

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	WebView Android	Chrome Android	Firefox for Android	Opera Android	Safari on IOS	Samsung Internet
`timestampOffset`	23	12	42	11 Only works on Windows 8+.	15	8	4.4.3	33	42	14	13 Exposed in Mobile Safari on iPad but not on iPhone.	3.0