[GRASS-user] Set rasters with inf values to nodata

Moskovitz, Bob@DOC Bob.Moskovitz at conservation.ca.gov
Tue Apr 1 09:43:51 PDT 2014


Thanks for looking into this.  

Here it is:
R:\SpecialProjects\tsunami work>gdalinfo --version
GDAL 1.10.1, released 2013/08/26
R:\SpecialProjects\tsunami work\>gdalinfo -mm NETCDF:pola_cascadiad_sift2.nc:max_speed
Warning 1: No UNIDATA NC_GLOBAL:Conventions attribute
Driver: netCDF/Network Common Data Format
Files: pola_cascadiad_sift2.nc
Size is 1810, 1100
Coordinate System is `'
Origin = (-118.302500000118700,33.779999999966194)
Pixel Size = (0.000092592592580,-0.000092592592587)
Metadata:
  lat#long_name=latituded
  lat#units=degrees_north
  lon#long_name=longitude
  lon#units=degrees_east
  max_speed#long_name=Maximum Current Speed
  max_speed#missing_value=-1e+034
  max_speed#units=centimeters/second
Corner Coordinates:
Upper Left  (-118.3025000,  33.7800000)
Lower Left  (-118.3025000,  33.6781481)
Upper Right (-118.1349074,  33.7800000)
Lower Right (-118.1349074,  33.6781481)
Center      (-118.2187037,  33.7290741)
Band 1 Block=1810x1 Type=Float64, ColorInterp=Undefined
    Computed Min/Max=0.000,1.#IO
  NoData Value=-9.9999999999999995e+033
  Metadata:
    long_name=Maximum Current Speed
    missing_value=-1e+034
    NETCDF_VARNAME=max_speed
    units=centimeters/second

-----Original Message-----
From: neteler.osgeo at gmail.com [mailto:neteler.osgeo at gmail.com] On Behalf Of Markus Neteler
Sent: Sunday, March 30, 2014 2:39 PM
To: Moskovitz, Bob at DOC
Cc: grass-user at lists.osgeo.org
Subject: Re: [GRASS-user] Set rasters with inf values to nodata

On Wed, Mar 19, 2014 at 8:18 PM, Moskovitz, Bob at DOC <Bob.Moskovitz at conservation.ca.gov> wrote:
> Hello all,
>
> I have a set of geotiffs that have inf (infinity) values that I would 
> like to set to nodata.  How can I do that in GRASS or gdal?

what does

gdalinfo -mm yourrastermap.tif

report as Min/Max?

Markus




More information about the grass-user mailing list