[GRASS-user] r.in.gdal global raster incorrect extents
Jamie Adams
jaadfoo at gmail.com
Mon Oct 13 15:41:56 EDT 2008
Hello all,
When I import a global elevation dataset with extents 180w 90n 180e 90s
using r.in.gdal, the GRASS raster shows up with w-e extents both showing
180E. While this doesn't seem to be affecting raster calculations, afaik,
it's causing issues with QGIS. It displays it with it's origin at 180E and
extends to 540E. Has anyone run into this problem?
*gdalinfo:*
Driver: GTiff/GeoTIFF
Files: 2_00-res/out-2_00-nozero-res.tif
Size is 43200, 21600
Coordinate System is:
GEOGCS["WGS 84",
DATUM["WGS_1984",
SPHEROID["WGS 84",6378137,298.2572235630016,
AUTHORITY["EPSG","7030"]],
AUTHORITY["EPSG","6326"]],
PRIMEM["Greenwich",0],
UNIT["degree",0.0174532925199433],
AUTHORITY["EPSG","4326"]]
Origin = (-180.000000000124970,90.000000000000000)
Pixel Size = (0.008333333333333,-0.008333333333333)
Metadata:
AREA_OR_POINT=Area
Image Structure Metadata:
INTERLEAVE=BAND
Corner Coordinates:
Upper Left (-180.0000000, 90.0000000) (180d 0'0.00"W, 90d 0'0.00"N)
Lower Left (-180.0000000, -90.0000000) (180d 0'0.00"W, 90d 0'0.00"S)
Upper Right ( 180.0000000, 90.0000000) (180d 0'0.00"E, 90d 0'0.00"N)
Lower Right ( 180.0000000, -90.0000000) (180d 0'0.00"E, 90d 0'0.00"S)
Center ( -0.0000000, 0.0000000) ( 0d 0'0.00"W, 0d 0'0.00"N)
Band 1 Block=43200x1 Type=Float32, ColorInterp=Gray
NoData Value=10
*
r.info:*
+----------------------------------------------------------------------------+
| Layer: 2_00_res Date: Fri Oct 10 17:45:37 2008
| Mapset: PERMANENT Login of Creator: jamie
| Location: Bathy
| DataBase: /work/grass
| Title: ( 2_00_res )
| Timestamp: none
|----------------------------------------------------------------------------
|
| Type of Map: raster Number of Categories: 255
| Data Type: FCELL
| Rows: 21600
| Columns: 43200
| Total Cells: 933120000
| Projection: Latitude-Longitude
| N: 90N S: 90S Res: 0:00:30
| E: 180E W: 180E Res: 0:00:30
| Range of data: min = -10814.000000 max = -0.010000
|
| Data Description:
| generated by r.in.gdal
|
| Comments:
| r.in.gdal input="out-2_00-nozero-res.tif" output="2_00_res"
|
+----------------------------------------------------------------------------+
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