Netflix has detailed an upgrade to its Android app which should reduce buffering and make audio sound better and easier to hear over background noise. It’s been made possible thanks to the adoption of the xHE-AAC codec, which a Netflix blog post says should “improve intelligibility in noisy environments, adapt to variable cellular connections, and scale to studio-quality.” Netflix’s use of the codec was announced earlier this month, and is available on devices running Android 9 and above.
xHE-AAC uses metadata to solve a few different audio problems people have when watching shows on mobile devices. Netflix explains this is often a problem of loud background noise making content hard to hear, combined with weak and tinny phone speakers…