On Thu, 2007-09-27 at 22:31 +0200, Fons Adriaensen wrote: > On Thu, Sep 27, 2007 at 09:19:53PM +0200, Georg Holzmann wrote: > > > BTW: adding just a small DC bias won't work if I have IIR high pass like > > structure, or am I wrong ? > > You have to apply the small offset at 'strategic places'. For an IIR > this is at the summing node, to the value that gets stored into the > filter's delay line. In other words, inside the feedback loop. >
Fons! Although you are approximately right in many parts of this discussion, you are wrong on the cost of the CPU flags to round twards zero. The cost is nil. Unlike other forms of Voodoo, we can neasure this. mvh // Jens M Andreasen _______________________________________________ Linux-audio-dev mailing list [email protected] http://lists.linuxaudio.org/mailman/listinfo.cgi/linux-audio-dev
