Section 6: Common Pitfalls and Troubleshooting.
Replace .hls with .vhs in your codebase to ensure compatibility with future versions of Video.js.
A third-party plugin or a Video.js core component may be accessing it internally. Update all plugins. If the warning persists, search your node_modules for tech_.hls to identify the culprit.
Because VHS completely replaces the old HLS tech, the Video.js team is deprecating the old hls references to streamline their codebase and reduce technical debt. Where is This Warning Coming From? Section 6: Common Pitfalls and Troubleshooting
videojs('my-player', sources: [ src: 'https://example.com/stream.m3u8', type: 'application/x-mpegURL' ] );
<!DOCTYPE html> <html> <head> <!-- Use Video.js 7+ CSS --> <link href="https://vjs.zencdn.net/7.21.0/video-js.css" rel="stylesheet"> </head> <body> <video id="my-video" class="video-js vjs-default-skin" controls> <source src="https://example.com/stream.m3u8" type="application/x-mpegURL"> </video>
The double hyphen ( -- ) in the property name is a convention used by Video.js to namespace technology-specific properties. player.tech_.hls refers to the HLS technology instance, but the correct modern property is player.tech_.vhs . Update all plugins
Deprecated features are systematically removed in major version releases. Upgrading your packages in the future could instantly break your custom video configurations or tracking scripts.
To resolve the deprecation warning, update your code to reference the vhs property instead of hls .
// OLD HLS events player.tech_.hls.on('loadedmetadata', () => {}); player.tech_.hls.on('levelchanged', (e, data) => {}); Where is This Warning Coming From
The VHS engine includes a more efficient segment loader, better backoff strategies for network errors, and reduced memory footprint. The deprecated HLS tech suffered from known issues like memory leaks in long-lived players.
Video.js is a popular JavaScript library used for video and audio playback on the web. Recently, a deprecation warning has been raised regarding the use of player.tech_.hls in Video.js. This report aims to provide an overview of the issue, its implications, and recommendations for mitigation.