[Xastir] Difficulty loading Geotif
Curt, WE7U
archer at eskimo.com
Fri Mar 26 14:09:32 EST 2004
On Thu, 25 Mar 2004, Brian D Heaton wrote:
> I'm having trouble loading some DOI-10M maps from NIMA. I've attached
> the debug output and listgeo output below so I can get some other
> eyeballs on it while I dig around in the code. (Before anyone goes high
> and right - these are the published freely downloaded DOI-10Ms from the
> geoengine.nima.mil site)
The code was written originally only to handle the USGS DRG maps.
It probably needs to be gone through and re-done to handle more
generic formats.
> -- "listgeo" output on test1.tif ---
>
> -----------------------------------------------------
> Geotiff_Information:
> Version: 1
> Key_Revision: 1.0
> Tagged_Information:
> ModelTiepointTag (2,3):
> 0 0 0
> 43 35 0
> ModelPixelScaleTag (1,3):
> 0.0001189768 8.99118864e-05 0
> End_Of_Tags.
> Keyed_Information:
> GTModelTypeGeoKey (Short,1): ModelTypeGeographic
> GTRasterTypeGeoKey (Short,1): RasterPixelIsArea
> GTCitationGeoKey (Ascii,17): "MUSE Raster File"
> GeographicTypeGeoKey (Short,1): GCS_WGS_84
> GeogLinearUnitsGeoKey (Short,1): Linear_Meter
> GeogAngularUnitsGeoKey (Short,1): Angular_Degree
> End_Of_Keys.
> End_Of_Geotiff.
>
> GCS: 4326/WGS 84
> Datum: 6326/World Geodetic System 1984
> Ellipsoid: 7030/WGS 84 (6378137.00,6356752.31)
> Prime Meridian: 8901/Greenwich (0.000000/ 0d 0' 0.00"E)
>
> Corner Coordinates:
> Upper Left ( 43d 0' 0.00"E, 35d 0' 0.00"N)
> Lower Left ( 43d 0' 0.00"E, 34d29'59.68"N)
> Upper Right ( 44d 0' 0.43"E, 35d 0' 0.00"N)
> Lower Right ( 44d 0' 0.43"E, 34d29'59.68"N)
> Center ( 43d30' 0.21"E, 34d44'59.84"N)
Here's the listgeo output for o48123h1.tif so that you can compare
the two:
Geotiff_Information:
Version: 1
Key_Revision: 0.2
Tagged_Information:
ModelTiepointTag (2,3):
0 0 0
489672.772 5428102.43 0
ModelPixelScaleTag (1,3):
2.4384 2.4384 0
End_Of_Tags.
Keyed_Information:
GTModelTypeGeoKey (Short,1): ModelTypeProjected
GTRasterTypeGeoKey (Short,1): RasterPixelIsArea
ProjectedCSTypeGeoKey (Short,1): PCS_NAD27_UTM_zone_10N
PCSCitationGeoKey (Ascii,25): "UTM Zone 10 N with NAD27"
End_Of_Keys.
End_Of_Geotiff.
PCS = 26710 (NAD27 / UTM zone 10N)
Projection = 16010 (UTM zone 10N)
Projection Method: CT_TransverseMercator
ProjNatOriginLatGeoKey: 0.000000 ( 0d 0' 0.00"N)
ProjNatOriginLongGeoKey: -123.000000 (123d 0' 0.00"W)
ProjScaleAtNatOriginGeoKey: 0.999600
ProjFalseEastingGeoKey: 500000.000000 m
ProjFalseNorthingGeoKey: 0.000000 m
GCS: 4267/NAD27
Datum: 6267/North American Datum 1927
Ellipsoid: 7008/Clarke 1866 (6378206.40,6356583.80)
Prime Meridian: 8901/Greenwich (0.000000/ 0d 0' 0.00"E)
Projection Linear Units: 9001/metre (1.000000m)
Corner Coordinates:
Upper Left ( 489672.772,5428102.434) (123d 8'28.36"W, 49d 0'27.72"N)
Lower Left ( 489672.772,5411694.441) (123d 8'26.86"W, 48d51'36.36"N)
Upper Right ( 501937.924,5428102.434) (122d58'24.61"W, 49d 0'28.02"N)
Lower Right ( 501937.924,5411694.441) (122d58'24.89"W, 48d51'36.66"N)
Center ( 495805.348,5419898.437) (123d 3'26.18"W, 48d56' 2.30"N)
--
Curt, WE7U archer at eskimo dot com
Arlington, WA, USA http://www.eskimo.com/~archer
"Lotto: A tax on people who are bad at math." -- unknown
"Windows: Microsoft's tax on computer illiterates." -- WE7U
"The world DOES revolve around me: I picked the coordinate system!"
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