Re: Question about upsampling methods
Christof Ressi <[email protected]>
| Newsgroups | gmane.comp.multimedia.puredata.general |
|---|---|
| Message-ID | <[email protected]> |
On 09.04.2025 20:32, IOhannes m zmölnig wrote: > On 09/04/2025 16:54, Christof Ressi wrote: >> On 09.04.2025 16:25, IOhannes m zmölnig wrote: >> >>> but here's my reasoning why I picked zero-padding in the original >>> implementation: > > >> Do you mean that you actually implemented the different upsampling >> methods? Or the upsampling mechnism itself? > > both. > i implemented upsampling, and obviously this required an upsampling > method. i couldn't decide on one, so i implemented both trivial ones > and the linear implementation. Hats off! I had no idea that [block~] initially only supported reblocking and overlap, but no upsampling/downsampling! > >> When was this? > > indeed it precludes the git history. > i checked, and it even precludes the svn history :-) > > according to the original file, this was done on 2001-09-25: Wow, that is quite some time ago :) It's fascinating to browse the Pd sources from 25 years ago. > > <http://git.puredata.info/cgit/svn2git/trunk.git/tree/pd/src/d_resample.c?id=57045df5fe3ec557e57dc7434ac1a07b5521bffc> > > > >> And what was the initial upsampling method? > > it was always zero-padding. > <http://git.puredata.info/cgit/svn2git/trunk.git/tree/pd/src/d_resample.c?id=57045df5fe3ec557e57dc7434ac1a07b5521bffc#n175> > > > > fdmdas > IOhannes > > --- > [email protected] - the Pure Data mailinglist > https://lists.iem.at/hyperkitty/list/[email protected]/message/YZGCP6NHWBKUQQ3ZL2RXJOCGTZYXO2FB/ > > To unsubscribe send an email to [email protected] mailing list > UNSUBSCRIBE and account-management -> https://lists.iem.at/ --- [email protected] - the Pure Data mailinglist https://lists.iem.at/hyperkitty/list/[email protected]/message/DDTI2VUVD5MI2MFQZOZXRSVLZQND3IPN/ To unsubscribe send an email to [email protected] mailing list UNSUBSCRIBE and account-management -> https://lists.iem.at/