1/19/2024 0 Comments Chromefrom vimeoMost users go to the site for text content and watch videos only occasionally. As their media engagement score isĮxample 2: has both text and video content. Warning: Older articles incorrectly recommend using the attribute gesture=media whichĮxample 1: Every time a user visits on their The autoplay attribute will also be ignored. User gesture will reject the promise with a NotAllowedError DOMException. When the permissions policy for autoplay is disabled, calls to play() without a Note that autoplay is allowed by default on Permission, it can delegate that permission to cross-origin iframes with the disable-features=PreloadMediaEngagementData,Ī permissions policy allows developers to selectively enable and disableīrowser features and APIs. Whether sites with the highest overall MEI get autoplay by default for You can also decide to make sure autoplay is never allowed by disabling MEI and Your site and playback autoplay would be always allowed. This allows you to test your website as if user were strongly engaged with You can disable the autoplay policy entirely by using a command lineĬhrome.exe -autoplay-policy=no-user-gesture-required. To test your website for different levels of user engagement. Screenshot of the about://media-engagement internal page in Chrome.Īs a developer, you may want to change Chrome autoplay policy behavior locally When it is high enough, media isĪ user's MEI is available at the about://media-engagement internal page. Where media is played on a regular basis. Size of the video (in px) must be greater than 200x140.įrom that, Chrome calculates a media engagement score, which is highest on sites.Consumption of the media (audio/video) must be greater than seven seconds.Chrome's approach is a ratio of visits to significant media The Media Engagement Index (MEI) measures an individual's propensity to consume Top frames can delegate autoplay permission to their iframes to. ![]() The user has added the site to their home screen on mobile or. ![]() Threshold has been crossed, meaning the user has previously played video
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