- From: Timothy B. Terriberry <tterriberry@mozilla.com>
- Date: Mon, 11 Nov 2013 23:58:00 -0800
- To: "public-webrtc@w3.org" <public-webrtc@w3.org>
Harald Alvestrand wrote: > One question that arose about audio volume representation: It's hairy. > Especially it's hairy to define volume in a way that makes sense when > you don't know the sampling interval (because this is a polling > interface), and you don't want to give undue importance to the last > tenth of a before the sample. Or perhaps you do - it might be app > dependent. > > One suggestion made internally: Just report the cumulative audio energy > (sum of audio energy over time) instead. Then people can transform that > as they will. > > Thoughts on this? My recommendation would be to follow EBU R128: <http://tech.ebu.ch/loudness>. See specifically EBU Tech Doc 3344.
Received on Tuesday, 12 November 2013 07:58:27 UTC