[GRASS-user] Re: Grid Mismatch while importing with 6.4.1 and 6.4.2

antonio.rocha at deimos.com.pt antonio.rocha at deimos.com.pt
Wed Mar 28 09:02:42 EDT 2012


 Hello Markus
 So, if the same image imported in different GRASS versions to the same 
 Location/Mapset, but it has a displacement of half pixel, it means that 
 it was a problem in earlier version of GRASS?
 Thanks
 Antonio

 On Wed, 28 Mar 2012 14:49:42 +0200, Markus Metz 
 <markus.metz.giswork at googlemail.com> wrote:
> On Wed, Mar 28, 2012 at 2:06 PM,  <antonio.rocha at deimos.com.pt> 
> wrote:
>> Greetings
>>
>>
>>
>> Daniel lee suggested me that the problem might be the defined 
>> region. But,
>> as far as I know, Defined region has no impact over importing data. 
>> This is
>> true right?
>
> Yes, r.in.gdal ignores the current region. The extents and resolution
> as reported by gdalinfo for the original raster and r.info for the
> imported raster must be identical.
>
> Markus M
>>
>> Thanks
>>
>> Antonio
>>
>>
>>
>> Am 27. März 2012 11:52 schrieb António 
>> Rocha <antonio.rocha at deimos.com.pt>:
>>
>>
>>> Greetings
>>> I have imported a Raster image in GRASS 6.4.1 with r.in.gdal and 
>>> now, when
>>> I import the same raster (with 6.4.2) there is a grid mistmatch 
>>> (more or
>>> less a quarter pixel) from previous import to the current import. 
>>> The image
>>> is the same, the Location/Mapset also the only difference is the 
>>> update of
>>> GRASS. Is this expected?
>>> Thanks
>>> Antonio
>>
>>
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