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La interfaz VideoPlaybackQuality representa el conjunto de métricas que describen la calidad de reproducción de un video.

An instance is created using the HTMLVideoElement.getVideoPlaybackQuality() method.

Properties

The VideoPlaybackQuality interface doesn't inherit any property.

VideoPlaybackQuality.creationTime Read only
A DOMHighResTimeStamp containing the time in miliseconds since the start of the navigation and the creation of the object.
VideoPlaybackQuality.totalVideoFrames Read only
An unsigned long giving the number of video frames created and dropped since the creation of the associated HTMLVideoElement.
VideoPlaybackQuality.droppedVideoFrames Read only
An unsigned long giving the number of video frames dropped since the creation of the associated HTMLVideoElement.
VideoPlaybackQuality.corruptedVideoFrames Read only
An unsigned long giving the number of video frames corrupted since the creation of the associated HTMLVideoElement. A corrupted frame may be created or dropped.
VideoPlaybackQuality.totalFrameDelay Read only Obsoleto Gecko 30
A double containing 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.

Methods

The VideoPlaybackQuality interface neither implements any specific method, nor inherits any.

Specifications

Specification Status Comment
Media Source Extensions
La definición de 'VideoPlaybackQuality' en esta especificación.
Recommendation Initial definition.

Browser compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Soporte básico23 Si

42

25 — 421 2

113158
creationTime2312

42

25 — 421 2

113158
droppedVideoFrames2312

42

25 — 421 2

113158
corruptedVideoFrames2312

42

25 — 421 2

113158
totalVideoFrames2312

42

25 — 421 2

113158
totalFrameDelay231225 — 304 5113158
FeatureAndroid webviewChrome para AndroidEdge mobileFirefox para AndroidOpera AndroidiOS SafariSamsung Internet
Soporte básico33 ? Si No30 No ?
creationTime33 ? Si No30 No ?
droppedVideoFrames33 ? Si No30 No ?
corruptedVideoFrames33 ? Si No30 No ?
totalVideoFrames33 ? Si No30 No ?
totalFrameDelay33 ? Si No30 No ?

1. Limited support to a whitelist of sites, for example YouTube, Netflix, and other popular streaming sites. The whitelist was removed when Media Source Extensions was enabled by default in Firefox 42.

2. From version 25 until version 42 (exclusive): this feature is behind the media.mediasource.enabled preference. To change preferences in Firefox, visit about:config.

3. Only works on Windows 8+.

4. Limited support to a whitelist of sites, for example YouTube, Netflix, and other popular streaming sites.

5. From version 25 until version 30 (exclusive): this feature is behind the media.mediasource.enabled preference. To change preferences in Firefox, visit about:config.

See also

Etiquetas y colaboradores del documento

Colaboradores en esta página: ioswgl
Última actualización por: ioswgl,