[Mapserver-users] Support for floating point binary grids
Woody Wallace
wallace@earthit.com
Wed, 23 Jul 2003 11:15:34 -0500
Hi,
The Raster HOWTO (dated 2001) suggests that more work is planned/in
progress for reading in and classifying floating point rasters.
"Some format drivers (ie. GDAL) cast the pixel values to the range 0 to
255 before applying the classification scheme to them, making it hard to
use this classification mechanism to classify floating point, or other
data not well expressed as unsigned byte data (0-255). This is a bug and
should be corrected at some point in the future."
Will this be corrected in 3.7 or 4.0?
Thanks.
Woody
--
Woody Wallace
Geomorphologist
Earth Information Technologies, Corp.
2453 Atwood Ave, Madison, WI 53704
Office: 608.294.5460
Field: 608.320.0050
Fax: 608.442.0657
"Putting Information in its Place"
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