[mapserver-users] Tiling images
Frank Warmerdam
warmerdam at pobox.com
Wed Aug 15 06:25:40 PDT 2001
Rob Atkinson wrote:
>Hi Frank,
>
>I've been a bit out of the loop myself recently.
>
>does mapserv now support reprojection of images
>(via the OGC WMS interface?)
>
>How does it support the listing of supported projections in the Capabilities
>document?
>
Rob,
I think there will be a HOWTO addressing some of the WMS issues. The 3.5
MapServer can now support reprojection of raster images that are read
through
GDAL (NOT if read through the older TIFF interface!).
This works through the WMS interface, or normally if the projection of the
raster layer (as defined in a PROJECTION section) is different than that of
the output map being generated.
Projections can also now be defined in terms of their EPSG coordinate system
numbers in PROJECTION sections. These definitions can be properly reflected
back in capabilities documents generated by MapServer. In any event, most
capabilities data can be provided in the map file via METADATA overrides.
PS. Some of the raster reprojection issues are addressed in:
http://mapserver.gis.umn.edu/doc/raster-howto.html
(Forgive my errant email formatting ... I haven't quite mastered the Mozilla
composition tool to turn off all it's formatting *help*).
Best regards,
---------------------------------------+--------------------------------------
I set the clouds in motion - turn up | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush | Geospatial Programmer for Rent
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