Re: Suggestions for Optimising Spherical Image Quality for WWP Submission?
- On Monday, April 02, 2007 at 9:23, Hans Nyberg wrote:
> > Better to output from PTGui, since this saves one interpolation step andWith PTGui internal remap or with Panotools remap? And which
> > speeds up computation
> Be carefull with that. Resizing directly from PTGui will cause
> pixalation in some subjects if you do it to smaller sizes than 60% of
> you max resolution. This seems to have been a bug in PTGui since long
> ago and it is the same on Mac and Windows.
> This means if your originals give you a max size of 10.000 you canMy usual panos give a max size of about 12000 and I usually output
> output a 6000 from PTgui but than you have to resize this in Photoshop
> to 3000 for the smaller.
8000. With PTGui internal Lanczos I didn't see any problems. Well,
that's above the limit, I see... Thanks for the info!
> > For large: High quality panning and Max statical, for small: Normal forYes, intentionally. High quality - both small and large version -
> > panning and Max statical.
> Erik, are you sure you did not make a typo.
> You can use High Quality panning for small movies but for large fullscreen you should use
> normal as panning can get very stuttering with high quality.
> Especially on an older machine.
doesn't even pan on my fathers old mac, but since I hate the
shimmering from bad (or no?) anti-aliasing and I suppose that most
users of old machines will stick with the small version anyway I want
the best viewing experience for full screen and recent computers.
Copyright (c) 2007 Erik Krause
Verbatim copying and distribution strictly forbidden
except those allowed in wiki.panotools.org/User_Guidelines
- --- In PanoToolsNG@yahoogroups.com, "Erik Krause" <erik.krause@...> wrote:
> > Be carefull with that. Resizing directly from PTGui will causeActually it was John who pointed this out to me.
> > pixalation in some subjects if you do it to smaller sizes than 60% of
> > you max resolution. This seems to have been a bug in PTGui since long
> > ago and it is the same on Mac and Windows.
> With PTGui internal remap or with Panotools remap? And which
I did not believe him first but after some experiments I could see it was true.
As far as I remember it has nothing to do with the interpolator choosed.
This must be in the initial resizing step PTgui makes before remapping.