- From: Karl Tomlinson <karlt+public-audio@karlt.net>
- Date: Fri, 10 Jan 2014 10:50:23 +1300
- To: Chris Wilson <cwilso@google.com>
- Cc: "public-audio\@w3.org" <public-audio@w3.org>
Chris Wilson writes: > I notice that the Webkit/Blink code has a > pre-compression boost to high frequencies (details referenced in the > original Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=60682#c2, but > not explained). [...] It > has the effect of increasing compression due to higher frequency components > - for example, you can open up > http://webaudiodemos.appspot.com/compressorfreq/, which has a sine wave > oscillator feeding into a DynamicsCompressor; just increasing the frequency > of the oscillator ends up attenuating the signal. You'd expect the level > of the signal to remain constant, regardless of frequency. I assume the intention is to make the *perceived* level of the signal more constant. It seems reasonably effective to my ears, but I haven't compared other techniques.
Received on Thursday, 9 January 2014 21:51:02 UTC