This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
The poster property of the HTMLVideoElement interface is a string that reflects the URL for an image to be shown while no video data is available. If the property does not represent a valid URL, no poster frame will be shown.
It reflects the poster attribute of the <video> element.
A string.
<video id="media" src="https://example.com/video.mp4" poster="https://example.com/poster.jpg"></video>
const el = document.getElementById("media"); console.log(el.poster); // Output: "https://example.com/poster.jpg"
| Specification |
|---|
| HTML Standard # dom-video-poster |
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Opera | Safari | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | WebView Android | ||
poster |
3 | 12 | 3.6 | 10.5 | 3.1 | 18 | 4 | 11 | 3 | 1.0 | ≤37 | |
© 2005–2023 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/HTMLVideoElement/poster