Details Ticket 919


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Serial Number 919
Subject r.in.gdal / ESRI / NULL
Area none
Queue grass
Requestors neteler@itc.it
Owner fwarmerdam
Status resolved
Last User Contact Thu Feb 28 10:30:22 2002 (6 yr ago)
Current Priority 30
Final Priority 70
Due No date assigned
Last Action Thu Feb 28 10:30:25 2002 (6 yr ago)
Created Thu Feb 14 15:42:07 2002 (7 yr ago)

Transaction History Ticket 919


Thu, Feb 14 2002 15:42:07    Request created by neteler@itc.it  
Return-Path <neteler@itc.it>
Delivered-To grass-bugs@lists.intevation.de
Date Thu, 14 Feb 2002 15:41:56 +0100
From Markus Neteler <neteler@itc.it>
To Frank Warmerdam <warmerdam@pobox.com>
Cc Request Tracker <grass-bugs@intevation.de>
Subject r.in.gdal / ESRI / NULL
Message-ID <20020214154156.V29041@itc.it>
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Hi Frank,

(cc Request Tracker <grass-bugs@intevation.de>)

while importing a DTM stored in an ESRI coverage I
found a NULL problem:

gdalinfo grid25x25
Driver: AIG/Arc/Info Binary Grid
Size is 8230, 9142
Coordinate System is '
Origin = (1617349.355468,5177716.393938)
Pixel Size = (25.000000,-25.000000)
Corner Coordinates:
Upper Left  ( 1617349.355, 5177716.394)
Lower Left  ( 1617349.355, 4949166.394)
Upper Right ( 1823099.355, 5177716.394)
Lower Right ( 1823099.355, 4949166.394)
Center      ( 1720224.355, 5063441.394)
Band 1 Block=32x32 Type=Float32, ColorInterp=Undefined
  Min=-235.000/1, Max=3338.541/1
  NoData Value=65536

r.in.gdal -eo grid25x25 out=dtm25.veneto    
[...]
  
r.info dtm25.veneto 
  Range of data:    min =  -340282346638528859811704183484516925440.000000

It seems that the ESRI NULL is misinterpreted somewhere.
Min=-235.000/1, Max=3338.541/1 are correct, it's in the Alps.

Perhaps you can look into this?
Thanks in advance,

 Markus


Thu, Feb 14 2002 15:51:59    Taken by fwarmerdam  
Thu, Feb 28 2002 10:30:22    Mail sent by mneteler  
Frank has resolved the problem.

Markus
Thu, Feb 28 2002 10:30:25    Status changed to resolved by mneteler  
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