[Gdal-dev] converting ECW to MrSID

Frank Warmerdam warmerdam at pobox.com
Tue Oct 24 15:04:59 EDT 2006

Bart van den Eijnden (OSGIS) wrote:
> Hi list,
> I am trying to convert a large (56 Gb) ECW file on Red Hat Enterprise Linux
> 3 to MrSID.
> After a while I run into a segfault. The size of the MrSID file at the time
> of the crash is 369 Mb. The machine has 4 Gb of memory. 
> Version info:
> mrsid: 5.0.6
> ecw: 3.3RC2
> gdal: 1.3.2
> Output from gdal_translate:
> Input file size is 690000, 800000
> 0free(): invalid pointer 0x3abad2f1!
> Any ideas on how to make this conversion work?


I'd suggest upgrading to libecw 3.3 final.  I haven't run into this problem

I hope the MrSID compressor isn't burning off your "compressor cartridge"
money for failed compressions.

Best regards,
I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | President OSGeo, http://osgeo.org

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