Hello,

Crash?  My memory is fuzzy, I don't remember a crash.  Is there a bug report
in the tracker on this I can check?

- Gerry

2009/6/2 Lukáš Jirkovský <l.jirkov...@gmail.com>

>
> 2009/6/2 Gerry Patterson <thedeepvo...@gmail.com>:
> >
> > Hi All,
> >
> > I believe I have found the problem.  I have commit-ed a fix as of rev
> 3904.
> > The fast preview would realize it needed to regenerate textures, but
> > wouldn't store their metadata properly.  So it kept regenerating again,
> and
> > again....
> >
> > Best Regards,
> >
> > - Gerry
> >
> >
> > On Mon, Jun 1, 2009 at 9:13 PM, Gerry Patterson <thedeepvo...@gmail.com>
> > wrote:
> >>
> >> Hello,
> >>
> >> Just posting my findings...
> >>
> >> I believe I am seeing this problem under linux.  If I load a pano
> project
> >> and open the fast preview window.  There is a slight delay and then I
> can
> >> smoothly move the pano around as excepted.  If I then re-optimize the
> pano
> >> and try to drag around, the performace has dropped considerably.  I
> >> profiled  and found that vigra::resizeImageNoInterpolation() from
> >> resizeimage.hxx line 279 is using 88% of cpu time when this is
> happening.
> >> Profiling the good case shows the same function using 11%.  I am sure
> this
> >> would drop if I ran the program longer.
> >>
> >>
> >> So...why is vigra::resizeImageNoInterpolation() getting called so often
> >> when dragging the pano  around after re-optimizing?  This is something
> to
> >> look into.  My free time has dropped to zero lately, so it may be a
> while
> >> before I can look at this futher.   But it may point someone in the
> right
> >> direction.
> >>
> >> Best Regards,
> >>
> >> - Gerry
> >>
> >>
> >>
> >> On Mon, Jun 1, 2009 at 6:02 PM, Benjamin Schnieders
> >> <benjamin.schnied...@gmail.com> wrote:
> >>>
> >>> I first couldn't decide here, but after an evening of
> >>> waiting-for-preview-to-close, saving panorama and reloading it, just to
> >>> be able to quickly identify some freak images in between the others and
> >>> deleting them I vote for fixing this bug as soon as possible, and if
> >>> needed waiting with the 0.8 release until it is fixed, as it is - in my
> >>> opinion - pretty simple to reproduce this bug (I can't imagine this
> >>> won't happen to anyone) by just removing an image while using the
> >>> preview or re-optimizing while the preview is closed.
> >>>
> >>> If there might be a fix for this I'll try a recent trunk version by
> >>> tomorrow... :)
> >>>
> >>> Benjamin
> >>>
> >>>
> >>
> >
> >
> > >
> >
>
> I can't see any slowdown now. Only the crash (but It crashed also with
> the svn 3888). I don't know if this crash is there for a long time or
> not, because in fact today was the first day I've tried to reproduce
> the slowdown which after a while causes crash.
>
> >
>

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