In the era of Netflix, YouTube, and Twitch, we often take for granted that a video starts playing instantly the moment we hit "Play." Behind that seamless experience is a sophisticated piece of technology known as the .
const videoBuffer = videoEl.getBuffer(); if (videoBuffer && videoBuffer.length > 45 * 60) // Keep only last 45 mins videoEl.removeSourceBuffer(0);
Let's build a production-ready hls-player using and hls.js . This ensures fallback for Safari (native) and all other browsers (transmuxing).