Projecting TIF images

Ethan Alpert ealpert at DIGITALGLOBE.COM
Mon Nov 28 17:44:54 EST 2005


Check out gdal. It has utilities to warp and/or transform images.

http://gdal.maptools.org/

-e

-----Original Message-----
From: UMN MapServer Users List [mailto:MAPSERVER-USERS at LISTS.UMN.EDU] On
Behalf Of Mark Hudson
Sent: Monday, November 28, 2005 3:28 PM
To: MAPSERVER-USERS at LISTS.UMN.EDU
Subject: [UMN_MAPSERVER-USERS] Projecting TIF images


Hi everyone:

I am new to the MapServer world - I've used only ESRI products prior to
now.  I just started a new job and have been tasked with MapServer
related work.  I've been through some tutorials and documentation on the
website, but a problem I'm having is getting a GeoTIFF image in the same
projection as my other data.  I have no access to ESRI products here.  I
need to get the shapefile and TIF of the world overlapping - they are
currently offset somewhat - suggesting different projections.  I
downloaded the free Quantum GIS and the layer's property pages in there
indicated they are both latlong, WGS84.  Can anyone help?

I realize that you can 'project on the fly' by specifying the current
projection in the Layer Object, and the desired projection in the Map
Object, but my problem seems to be getting a handle on the current
projection.  Do any of the MapServer tools/utilities allow you to get
all the projection and coordinate information?

Mark.



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