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On 05/24/11 15:18, Frank Warmerdam wrote:</font>
<blockquote cite="mid:4DDBB041.5060802@pobox.com" type="cite"><font
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Ah, it's gdal_grid generated. I had assumed it's habit of
producing
<br>
south-up files would have been corrected by now. It isn't a
program
<br>
I've had any real input on.
<br>
<br>
<br>
gdalwarp does a rectification to north up. In a regular case
like this
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it should just amount to a mirroring but you might want to
inspect it a
<br>
bit to be sure the corners are still the same, etc.
<br>
<br>
The proof will be in the pudding - if you get the right
transformation.
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<font face="Times New Roman, Times, serif">Yes, the results look
correct: after doing "gdal_grid" and mirroring the result with a
simple "gdalwarp" without parameters, the data are in the correct
position (i.e. unmirrored). Why is this gdalwarp-step needed?</font>
<font face="Times New Roman, Times, serif">Is this a bug?<br>
<br>
Jan</font><br>
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