[gdal-dev] Ubuntu, gdal & ecw's >2gb on IA32

Richard Greenwood richard.greenwood at gmail.com
Sun Jun 22 07:45:41 EDT 2008


On Sat, Jun 21, 2008 at 10:28 PM, Tim Bowden <tim.bowden at westnet.com.au> wrote:
> On Sat, 2008-06-21 at 18:13 -0400, Marius Jigmond wrote:
>> Tim Bowden wrote:
>> > On Sat, 2008-06-21 at 09:09 -0600, Richard Greenwood wrote:
>> >
>> > > On Sat, Jun 21, 2008 at 9:00 AM, Tim Bowden &lt;tim.bowden at westnet.com.au&gt; wrote:
>> > >
>> > > > *me scratches head* and not for the first time.  I wasn't expecting that
>> > > > to make a difference.  No idea what to make of it.  Just to make sure
>> > > > I've got it right, the samba share was being served from a mac was it?
>> > > > And you were running gdalinfo from ubuntu 8.04?  or the other way
>> > > > around?
>> > > >
>> > > I'm running 32 bit Ubuntu Hardy 8.04. I had a Windows XP NTFS drive
>> > > mounted via Samba and gdalinfo was fine. Copied the same file to the
>> > > local ext3 partition and got the error. I'll be trying the same file
>> > > on a Slackware server in the next couple days.
>> > >
>> >
>> > Ah, perhaps it's worth trying on a non ext3 filesystem.  Not sure how it
>> > would make a difference, but I've got no other ideas.
>> >
>> > > Obviously a work around is to split the ecw file into tiles.
>> > >
>> > >
>> > Ugly solution for me.  I've got (client rather) abt 350gb+ of ecw's
>> > mostly over 2gb each being served up by mapserver that will be updated
>> > every three months .  Hate to have to automate that in a failsafe way.
>> >
>> > Tim
>> >
>> >
>> > > Rich
>> > >
>> > >
>> This might be related to a similar issue I had reading tiff's larger
>> than 2GB also on Ubuntu 8.04. I have the exact same error, while it
>> works on Ubuntu 7.10. I never got to the bottom of it, but I suspect
>> something is broken in Ubuntu 8.04.
>>
>> Marius
>>
> I just got the same result with a geotiff >2gb.  I think we can say
> libecwj is in the clear for now.
>
> Richard, is your slackware ext3?

No. It is  reiserfs.


-- 
Richard Greenwood
richard.greenwood at gmail.com
www.greenwoodmap.com


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