[Gdal-dev] How to open gtopo30?

[Frank Warmerdam]

Fu Chen wrote:

> Hi!
> I download gtopo30, but GDAL can't recognize it. In document, it said 
> gtopo30 will recognize by EHdr -- ESRI .hdr Labelled. is it right?
>  
> 2003-10-27  14:04       <DIR>          .
> 2003-10-27  14:04       <DIR>          ..
> 1997-01-22  06:30                   28 E020N40.STX
> 1997-01-22  06:30                  222 E020N40.DMW
> 1997-01-23  02:00              189,599 E020N40.GIF
> 1997-01-23  06:29                  326 E020N40.HDR
> 1997-01-22  06:30                  648 E020N40.PRJ
> 1997-01-23  06:29                  325 E020N40.SCH
> 1997-01-22  06:22           28,800,000 E020N40.SRC
> 1997-01-22  06:30           57,600,000 E020N40.DEM
...
> Any idea, pal?

Fu Chen,

My only thought on this is that it could be a case sensitivity problem
(the driver would look for E020N40.hdr) but that shouldn't matter if
you are doing this on windows.  Try putting a break point in
EHdrDataset::Open() and stepping through to see why it fails.

Best regards,

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