On Mon, 31 Jan 2005 14:43:55 +1100
Erik de Castro Lopo <erikd-lad@email-addr-hidden-nerd.com> wrote:
> On Sun, 30 Jan 2005 21:22:02 -0600
> "Reuben Martin" <MartinR@email-addr-hidden> wrote:
>
> > Forgive my ignorance, but is there any significant difference in the
> > sound produced by this complex convolve and BruteFIR's half-complex
> > convolve? (I'm speaking in a theoretical sense rather than comparing the
> > actual implementations.)
>
> There shouldn't be. There are however significant savings (approx 50%) in
> computation with the half complex version.
Yes, i adopted this scheme. I use the r2c and c2r versions though. Only
difference is how they store the values (they transfor N real input
values into N/2+1 complex outputs. This is 1 more than the r2hc
versions, but i can access memory in forward direction in this case w/o
reordering).
Flo
-- Palimm Palimm! http://affenbande.org/~tapas/Received on Mon Jan 31 08:15:13 2005
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