captureStream() for <audio> and <video>The captureStream() method for <audio> and <video> elements returns a MediaStream for the media element's content. You can use this to record media or send it elsewhere, such as a canvas or WebRTC connection.media-elementsMedia elementslimitedhttps://w3c.github.io/mediacapture-fromelement/#html-media-element-media-capture-extensionshttps://developer.mozilla.org/docs/Web/API/HTMLMediaElement/captureStreamapi.HTMLMediaElement.captureStreamhttps://nowyoucanuse.com/features--capture-stream-audio-video.html