[linux-audio-dev] TAP EQ problems

Alfons Adriaensen fons.adriaensen at alcatel.be
Thu Aug 4 15:02:56 UTC 2005

On Thu, Aug 04, 2005 at 03:44:57PM +0100, Simon Jenkins wrote:

> That FLUSH_TO_ZERO macro doesn't always work though:
> http://music.columbia.edu/pipermail/linux-audio-dev/2003-August/004581.html
> Unfortunately the "fix" I suggest at the bottom of that mail doesn't always 
> work either (it turns out that casting to volatile doesn't do what you 
> might hope that it would) hence this alternative:
> http://music.columbia.edu/pipermail/linux-audio-dev/2004-June/008739.html

Interesting. So again I'm inclined to think that the reported problem is
due to denormals.

I usually do a very blunt ... + 1e-20 at strategic places. So far, nobody
has complained about the DC offset :-)


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