Add support for video element lazy-loading via the loading attribute
Specify support for the loading attribute for the video element using similar conventions to img and iframe, where the attribute already has precedent. Loading has possible values of eager and lazy. When the video element's loading attribute value is lazy, loading of any video or poster image data, as well as autoplay playback, must defer until layout is known and the video is in the viewport.
Resolves #10376
- [ ] At least two implementers are interested (and none opposed):
- Mozilla/Gecko Postion: Positive https://github.com/mozilla/standards-positions/issues/1325
- WebKit Position: Pending https://github.com/WebKit/standards-positions/issues/586
- Chromium: ...
- [ ] Tests are written and can be reviewed and commented upon at:
- …
- [ ] Implementation bugs are filed:
- Chromium: …
- Gecko: https://bugzilla.mozilla.org/show_bug.cgi?id=2005072
- WebKit: https://bugs.webkit.org/show_bug.cgi?id=303995
- [ ] MDN issue is filed: …
- [x] The top of this comment includes a clear commit message to use.
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/acknowledgements.html ( diff ) /indices.html ( diff ) /media.html ( diff ) /urls-and-fetching.html ( diff )
cc @whatwg/media
This direction makes sense to me, but I'm not personally able to make a commitment to implement in Chromium.
@zcorpan I think you've mentioned this feature, perhaps you have feedback?