HTMLMediaElement.defaultPlaybackRate
The HTMLMediaElement.defaultPlaybackRate
property indicates the default playback rate for the media.
Syntax
JavaScript
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var dSpeed = video.defaultPlaybackRate; audio.defaultPlaybackRate = 1.0;
Value
A double. 1.0 is "normal speed," values lower than 1.0 make the media play slower than normal, higher values make it play faster. The value 0.0 is invalid and throws a NOT_SUPPORTED_ERR
exception.
Example
JavaScript
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var obj = document.createElement('video'); console.log(obj.defaultPlaybackRate); // 1
Specifications
Specification | Status | Comment |
---|---|---|
WHATWG HTML Living Standard The definition of 'HTMLMediaElement.defaultPlaybackRate' in that specification. |
Living Standard | No change from HTML5 |
HTML5 The definition of 'HTMLMediaElement.defaultPlaybackRate' in that specification. |
Recommendation | Initial definition. |
Browser compatibility
Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
---|---|---|---|---|---|
defaultPlaybackRate property |
(Yes) | 20.0 (20.0) | 9 | ? | ? |
Feature | Android | Firefox Mobile (Gecko) | Firefox OS (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
---|---|---|---|---|---|---|
defaultPlaybackRate property |
(Yes) | 20.0 (20.0) | (Yes) | ? | ? | ? |
See also
- The interface defining it,
HTMLMediaElement
.
License
© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/htmlmediaelement/defaultplaybackrate