[GRASS-user] File formats in r.in.gdal

[Richard Chirgwin]

Hamish wrote:
> Richard Chirgwin wrote:
>   
>> In Grass 6.2, Ubuntu build (yes, there's a more recent version but not 
>> yet for the right build), when importing ECWs in r.in.gdal, I receive 
>> the "not a supported file format" error. Any ideas?
>>
>> The same error occurs with Globe DEM files (although Globe DEM has been
>> reorganised and I'm not sure I have found the right header files).
>>     
>
>
> Your copy of GDAL has to be built with support for those formats. Once it
> is, r.in.gdal should be able to read it.
>
> check with:
>  gdalinfo --formats
>
> if ECW is not there you will need to rebuild GDAL with support for those.
>
> I am pretty sure that ECW support is not built by default.
>  see http://www.gdal.org/frmt_ecw.html
>
> Now that ERmapper has been bought by Leica (apparently erdas has too),
> obtaining the SDK has changed as they have a much different view of open
> source:
> "Product enhancements, including:
>   * no more restrictions on the distribution of 'Server Software' under
> the GPL-style Public Use License Agreement"
>
> .... but what has that been replaced by? Moved to BSD-like or proprietary?
> The binary SDK is only available for Windows, so you may be forced to use
> GDAL for Windows to export to GeoTiff.   ? Hopefully the new license is
> usable for Linux, I don't know. They still offer the source, which is
> encouraging.
>
>
>
> good luck,
> Hamish
>   
Thanks, Hamish - I didn't realise about the build issue. It may be 
easier to avoid ECW!

However, I have overcome the Globe DEM problem by using a different 
download method...

Richard
>
>
>
>
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