[Mapserver-users] Tiling Tif Images

Eduardo Spremolla edspremolla at Antel.com.uy
Thu Oct 9 08:30:46 EDT 2003


I find the gdaltindex in bin directory on OpenEV_FW_161.zip 
if you can't find it in the web I may put mine on a web url for you.

LALO

El jue, 09 de 10 de 2003 a las 08:40, Stefan Schwarzer escribió:
> Ed,
> 
> a) the images I have (100-500 MB) are not yet tiled; and I assume it
> would result in a better performance if they would be.
> b) the images form different layers; so each image should be tiled
> separately. And yes: "Or are you trying to divide each of those files
> into smaller rasters and then tile those back together?"
> b) I did not succeed in finding the gdaltindex file, which seems to be
> necessary to do the tiling of images.
> 
> Stefan
> 
> 
> > Stefan 
> > 
> >  
> > You dont really say what the problem is, and you dont say what
> > happened when you didnt succeed.  For example, when you used
> > gdaltindex, what result did you expect and what result did you get?
> > 
> >  
> > 
> > First, do your several dozen raster images taken together form a
> > tiled data set?  Or are you trying to divide each of those files
> > into smaller rasters and then tile those back together?
> > 
> >  
> > 
> >             - Ed
> > 
> >  
> > 
> > Ed McNierney
> > 
> > President and Chief Mapmaker
> > 
> > TopoZone.com
> > 
> > ed at topozone.com
> > 
> >  
> > 
> > -----Original Message-----
> > From: Stefan Schwarzer [mailto:stefan.schwarzer at grid.unep.ch] 
> > Sent: Thursday, October 09, 2003 7:11 AM
> > To: mapserver-users at lists.gis.umn.edu
> > Subject: [Mapserver-users] Tiling Tif Images
> > 
> >  
> > 
> > Hi list,
> > 
> > hmm, I think I read everything concerning the tiling of raster
> > images by now. But the best hint I've found was the following URL (
> > http://remotesensing.org/gdal/gdal_utilities.html ). I read as well
> > this document ( http://mapserver.gis.umn.edu/doc/raster-howto.html
> > ), but no solution in sight. I tried to find the gdaltindex (for
> > windows), but did not succeed. I have the OpenEV installed, but this
> > does not offer tiling.  
> > Fact is: I have several dozens of raster images which are mostly
> > between 100 and 500 MB. So, would you recommend to do some tiling
> > with these sizes? If yes, what tool should I use?
> > 
> > 
> > Can someone give be a tip?
> > 
> > Thanks,
> > 
> > Stefan
> > 
> > 
> > 
> >                 _______________________________________
> > 
> >                 Stefan Schwarzer
> >         Consultant on GEO
> > 
> >         UNEP/DEWA/GRID-Geneva
> >         Chemin des Anemones 11
> >         CH - 1219 Chatelaine
> >         Switzerland
> > 
> >         Tel: (+41) 22.917.83.49
> >         Fax: (+41) 22.917.80.29
> > 
> >         Email: stefan.schwarzer at grid.unep.ch
> >         Internet: http://geodata.grid.unep.ch/
> >         _______________________________________
>         _______________________________________
> 
>         Stefan Schwarzer
>         Consultant on GEO
> 
>         UNEP/DEWA/GRID-Geneva
>         Chemin des Anemones 11
>         CH - 1219 Chatelaine
>         Switzerland
> 
>         Tel: (+41) 22.917.83.49
>         Fax: (+41) 22.917.80.29
> 
>         Email: stefan.schwarzer at grid.unep.ch
>         Internet: http://geodata.grid.unep.ch/
>         _______________________________________




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