[mapserver-users] combine many georeferenced tifs in one layer

[Mike Meier]

Hi Bart,

why without .shp suffix? I don't find this hint at the Mapfile reference 
or in a Trac Ticket.

Greetings
Mike

Bart van den Eijnden (OSGIS) schrieb:
> You can do the following things to speed up performance:
>
> * create a spatial index on your tileindex shapefile with shptree (also make
> sure you reference your TILEINDEX in the MAP file without the .shp suffix)
>
> * create overviews in the tiff files using gdaladdo
>
> Best regards,
> Bart
>
> --
> Bart van den Eijnden
> OSGIS, Open Source GIS
> http://www.osgis.nl
>
>
> --------- Oorspronkelijk bericht --------
> Van: Janosch.Skrobek at trier.de
> Naar: mapserver-users at lists.osgeo.org <mapserver-users at lists.osgeo.org>
> Onderwerp: RE: [mapserver-users] combine many georeferenced tifs in one
> layer
> Datum: 10/03/08 10:51
>
>   
>> Thanks a lot Bart and you too Till!
>>
>> I had some troubles with the wildcards (*.tif) since the gdaltindex binary
>>     
> from gdal.org doesn't seem to support them - although it says so in the
> manual. I googled a bit and found fwtools which have gdaltindex implemented
> as well and here the wildcards work. 
>   
>> But just as I thought I get follow-up problems :)
>> 1) gdaltindex puts out a warning when processing my tiffs:
>> Warning 1:TIFFFetNormalTag:ASCII value for tag "copyright"
>>     
> contains null byte in value; value incorrectly truncated during reading due
> to implementation limitations
>   
>> But luckily that doesn't seem to influence the result. Still I would like
>>     
> to know what it is trying to tell me and google doesn't know :)
>   
>> 2) when loading the layer it takes at least 20seconds for mapserver to
>>     
> show it. I understand it is because of big amount of data? (50files, all in
> all 40MB) Is there any way to speed this up?
>   
>> Thank you very much for your help!
>>
>> Janosch
>>
>>
>>
>> -----Ursprüngliche Nachricht-----
>> Von: Bart van den Eijnden (OSGIS) [mailto:bartvde at osgis.nl] 
>> Gesendet: Montag, 10. März 2008 11:49
>> An: Skrobek, Janosch; mapserver-users at lists.osgeo.org
>> Betreff: Re: [mapserver-users] combine many georeferenced tifs in one
>>     
> layer
>   
>> You need to create a tileindex using gdaltindex, and then reference that
>> tileindex in your layer.
>>
>> See the RASTER HOWTO for details, chapter 4:
>>
>> http://mapserver.gis.umn.edu/docs/howto/raster_data
>>
>> Best regards,
>> Bart
>>
>> --
>> Bart van den Eijnden
>> OSGIS, Open Source GIS
>> http://www.osgis.nl
>>
>>
>> --------- Oorspronkelijk bericht --------
>> Van: Janosch.Skrobek at trier.de
>> Naar: mapserver-users at lists.osgeo.org
>>     
> <mapserver-users at lists.osgeo.org>
>   
>> Onderwerp: [mapserver-users] combine many georeferenced tifs in one layer
>> Datum: 10/03/08 08:45
>>
>> > Hello everyone!
>> > 
>> > I'm just getting started with Mapserver and have worked my way
>>     
> through
>   
>> > the tutorial made by Pericles S. Nacionales. Now I have started to
>>     
> work
>   
>> > on my own mapserver application but am experiencing some problems. 
>> > 
>> > I have a shapefile of my hometown which I use as the background
>>     
> layer.
>   
>> > Now I want to add Raster Data, I have 50 georeferenced tif tiles of
>>     
> the
>   
>> > area. I could add them in an own layer each but I would rather like
>>     
> all
>   
>> > these tiffs to be in one layer. Is there a way to tell mapserver to
>>     
> use
>   
>> > all tiffs in a folder for a layer? If not, what would be the best way
>>     
> to
>   
>> > combine these tiffs into one big image?
>> > 
>> > I hope you can help me out :)
>> > 
>> > Best Regards 
>> > Janosch
>> > 
>> >
>>
>>     
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