[PD] fft newbie - rifft~ filter
fbar at footils.org
Wed Jul 2 19:35:26 CEST 2008
PSPunch hat gesagt: // PSPunch wrote:
> The easiest way to avoid this that I know of is to "clone" your entire
> FFT routine (call them 'original' and 'clone' for now), apply a delay
> before the original signal and the same delay time after iFFT on cloned
> signal. The delay time should be half the size of the window size
> (=block size). What you are doing here is preparing an identical signal
> to compensate for the gaps of amplitude caused by applying a window
> function to the original signal.
[block~ SIZE 2] does practically the same: See attached comparison and
my other reply in this thread.
Frank Barknecht _ ______footils.org__
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