This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
The VideoPlaybackQuality.creationTime
read-only property returns a DOMHighResTimeStamp
containing the time in miliseconds since the start of the navigation and the creation of the object.
value = videoPlaybackQuality.creationTime;
var videoElt = document.getElementById('my_vid'); var quality = videoElt.getVideoPlaybackQuality(); alert(quality.creationTime);
Specification | Status | Comment |
---|---|---|
Media Source Extensions The definition of 'VideoPlaybackQuality.corruptedVideoFrames' in that specification. | Candidate Recommendation | Initial definition. |
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
---|---|---|---|---|---|
Basic support | 23 |
25.0 (25.0)[1] 42.0 (42.0) | 11[2] | 15 | 8 |
Feature | Android | Firefox Mobile (Gecko) | Firefox OS (Gecko) | IE Phone | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
Basic support | 4.4.4 | No support | No support | 11 | 30 | No support |
[1] Available after switching the about:config
preference media.mediasource.enabled
to true
. In addition, support was limited to a whitelist of sites, for example YouTube, Netflix, and other popular streaming sites. The whitelist was removed and Media Source Extensions was enabled by default in 42+ for all sites.
[2] Only works on Windows 8+.
HTMLVideoElement.getVideoPlaybackQuality()
method for constructing and returning this interface.MediaSource
SourceBuffer
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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/VideoPlaybackQuality/creationTime