AW: Re: Re: [Qgis-developer] Raster providers

[Ziegler Stefan]

I get some Messageboxes with warnings when adding a TMS [1] with GDAL
minidriver:

"Cannot ChunkAndWarpImage: Integer overflow: nSrcXSize=8388608,
nSrcYSize=8388608"

The image is completely black or just fuzzy. OTF is disabled. Can this
be confirmed?

[1]: http://www.gdal.org/frmt_wms_openstreetmap_tms.xml


regards
Stefan

> -----Ursprüngliche Nachricht-----
> Von: Radim Blazek [mailto:radim.blazek at gmail.com]
> Gesendet am: Mittwoch, 9. März 2011 09:45
> An: Ziegler Stefan
> Cc: ivan.mincik; qgis-developer
> Betreff: Re: Re: [Qgis-developer] Raster providers
> 
> Yes, it was explained in one of my previous mails:
> 
> On Sat, Mar 5, 2011 at 11:21 AM, Radim Blazek 
> <radim.blazek at gmail.com> wrote:
> > Another issue is, that WMS driver does not automatically switches to
> > projection requested by QGIS even if it is supported by WMS server.
> > You have to manually select the right projection when layer 
> is added.
> >
> > Preferably, the WMS driver should not only to switch to the right
> > projection, but also automatically
> > select the most similar projection offered by server if no 
> one exactly
> > matches. Anybody is aware of an algorithm or ready for use method
> > doing that?
> >
> > Raster rendering appeared to be infinite entertainment.
> 
> On Wed, Mar 9, 2011 at 8:10 AM, Ziegler Stefan 
> <Stefan.Ziegler at bd.so.ch> wrote:
> > Hi
> > really impressive! What is the behaviour with WMS layer 
> reprojection? It
> > seems that QGIS is still doing some reprojection/resampling when OTF
> > reprojection is enabled but the server is able to serve the desired
> > projection.
> > regards
> > Stefan
> >> -----Ursprüngliche Nachricht-----
> >> Von: Ivan Mincik [mailto:ivan.mincik at gista.sk]
> >> Gesendet am: Mittwoch, 9. März 2011 07:57
> >> An: qgis-developer at lists.osgeo.org
> >> Betreff: Re: [Qgis-developer] Raster providers
> >>
> >> -----BEGIN PGP SIGNED MESSAGE-----
> >> Hash: SHA1
> >>
> >> On 03/08/2011 08:17 PM, Radim Blazek wrote:
> >> > Merged to trunk.
> >>
> >> Congratulations,
> >> I was testing WMS layer reprojection. It is working 
> flawlessly. I am
> >> impressed by speed.
> >>
> >> Perfect work.
> >>
> >> - --
> >> Ivan Mincik, Gista s.r.o.
> >> -----BEGIN PGP SIGNATURE-----
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> >> Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/
> >>
> >> iEYEARECAAYFAk13JMMACgkQVqso/9cUsCwJLgCeNCzTpXc92e2IexG/dKb/Fhvg
> >> uXgAn1ayCCcax7ONrCXNN+TsaWjCMa9X
> >> =+E80
> >> -----END PGP SIGNATURE-----
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