This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for the proper prefixes to use 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 spec changes.

The VideoPlaybackQuality.totalVideoFrames read-only property returns an unsigned long containing the number of video frames created and dropped since the creation of the associated HTMLVideoElement.


value = videoPlaybackQuality.totalVideoFrames;


var videoElt = document.getElementById("my_vid");
var quality = videoElt.getVideoPlaybackQuality();



Specification Status Comment
Media Source Extensions
The definition of 'VideoPlaybackQuality.totalVideoFrames' in that specification.
Working Draft Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support Not supported 25.0 (25.0) [1] Not supported ? Not supported
Feature Android Firefox Mobile (Gecko) IE Phone Opera Mobile Safari Mobile
Basic support Not supported 25.0 (25.0) [1] Not supported ? Not supported

[1] Available after switching the about:config preference media.mediasource.enabled to true.

See also

Document Tags and Contributors

Contributors to this page: fscholz,, kscarfone, teoli
Last updated by: fscholz,