This feature is not Baseline because it does not work in some of the most widely-used browsers.
Note: This feature is available in Dedicated Web Workers.
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.
A double, with the offset amount expressed in seconds.
The following exception may be thrown when setting a new value for this property:
InvalidStateError DOMException
Thrown if 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.
TBD
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | WebView on iOS | |
timestampOffset |
23 | 12 | 42 | 15 | 8 | 33 | 42 | 14 | 13Exposed in Mobile Safari on iPad but not on iPhone. |
3.0 | 4.4.3 | No |
worker_support |
108 | 108 | No | 94 | No | 108 | No | 73 | No | 21.0 | 108 | No |
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https://developer.mozilla.org/en-US/docs/Web/API/SourceBuffer/timestampOffset