PanoTools:
Re: PTGui 5.7 - how to use the antialiasing filters ?
Erik Krause 2006-Feb-21 16:08:45
On Tuesday, February 21, 2006 at 9:20, Joost Nieuwenhuijse wrote:
> > If I understand right anti-aliasing can be performed as blurring of
> > the source image. Isn't this advisable only in areas where
> > downsampling is performed? Depending on remapping there can be areas
> > with downsampling and with upsampling in the same image...
>
> You are correct, that's why Thomas' approach is the best in theory. But
> I think in practise, the difference in pixel density is not that large
> and the PTGui interpolators should give fine results.
Given a simple perspective correction - image tilted down several
degrees so it gets blown up in the lower half and compressed in the
upper half. How would PTGui react?
> But feel free to try it yourself, of course..
--
Erik Krause
Resources, not only for panorama creation:
http://www.erik-krause.de/
Read panotools at GMane:
http://news.gmane.org/gmane.comp.graphics.panotools
Yahoo! Groups Links
<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/PanoTools/
<*> To unsubscribe from this group, send an email to:
#removed#
<*> Your use of Yahoo! Groups is subject to:
http://docs.yahoo.com/info/terms/