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.
VideoPlaybackQuality interface represents the set of metrics describing the playback quality of a video.
An instance is created using the
VideoPlaybackQuality interface doesn't inherit any property.
DOMHighResTimeStampcontaining the time in miliseconds since the start of the navigation and the creation of the object.
unsigned longgiving the number of video frames created and dropped since the creation of the associated
unsigned longgiving the number of video frames dropped since the creation of the associated
unsigned longgiving the number of video frames corrupted since the creation of the associated
HTMLVideoElement. A corrupted frame may be created or dropped.
VideoPlaybackQuality.totalFrameDelayRead only Obsolete since Gecko 30
doublecontaining the sum of the frame delay since the creation of the associated
HTMLVideoElement. The frame delay is the difference between a frame's theoretical presentation time and its effective display time.
VideoPlaybackQuality interface neither implements any specific method, nor inherits any.
|Media Source Extensions
The definition of 'VideoPlaybackQuality' in that specification.
|Candidate Recommendation||Initial definition.|
|Feature||Chrome||Firefox (Gecko)||Internet Explorer||Opera||Safari (WebKit)|
|Basic support||23||25.0 (25.0)
|Feature||Android||Firefox Mobile (Gecko)||Firefox OS (Gecko)||IE Phone||Opera Mobile||Safari Mobile|
|Not supported||11||30||Not supported|
 Available after switching the
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.
 Only works on Windows 8+.