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HTMLMediaElement.defaultPlaybackRate

The HTMLMediaElement.defaultPlaybackRate property indicates the default playback rate for the media.

Syntax

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

var obj = document.createElement('video');
console.log(obj.defaultPlaybackRate); // 1

Specifications

Browser compatibility

Feature Chrome Edge Firefox (Gecko) Internet Explorer Opera Safari
defaultPlaybackRate property (Yes) (Yes) 20.0 (20.0) 9 ? ?
Feature Android Edge Firefox Mobile (Gecko) Firefox OS (Gecko) IE Mobile Opera Mobile Safari Mobile
defaultPlaybackRate property (Yes) (Yes) 20.0 (20.0) (Yes) ? ? ?

See also

© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/HTMLMediaElement/defaultPlaybackRate