[gdal-dev] How to get a working version of gdal_retile.py?

Paul Meems bontepaarden at gmail.com
Tue Sep 11 15:32:35 PDT 2012


Hi Eli
I managed to complete the task thanks to the help of Even.
I have used gdal v1.9 without the tag.
I had a 4GB ecw file which resulted in about 11GB of tiled TIFF files. It
took about 15 hours.

Tomorrow I am going to try to get it working in geoserver.

--
Paul Meems
send from my Android
Op 11 sep. 2012 23:22 schreef "Elijah Robison" <elijah at villagis.com> het
volgende:

> **
> Hi Paul,
>
>
> I apologize for not noticing your gdal_retile.py conversation earlier.
> I've been on vacation. I'm glad Even could help you!
>
> I saw in your thread, you are tiling a large-area image. Out of curiosity,
> did you apply the -useDirForEachRow flag?
>
> If not ..out of curiosity, is it finished tiling yet?
>
> We tile high res (6-inch, 1-foot) county/department-sized SIDs and ECW
> images, and without that flag, they take a *very* long time to run to
> completion. Sometimes over six or seven weeks. With that flag, the process
> completes in about two days!
>
> After seeing your thread I was curious and wanted to ask how you applied
> the utility.
>
> (PS. This assumes you're using GDAL 1.8+. It wouldn't be available yet in
> the older FWTools releases.)
>
>
> Very Best,
>
> Elijah Robison
>
>
>
> Paul Meems wrote:
>
> Even,
>
> Thanks again. That was the problem.
> I uninstalled Python and installed the 32-bit version.
> Next I uninstalled GDAL-1.9.1.win32-py2.7 and installed it again.
> Now my Python installation is found.
>
> My ecw file is now being tiled.
>
> If you are ever in The Netherlands I'll by you a beer!
>
> Thanks,
>
> Paul
>
>
> 2012/9/6 Even Rouault <even.rouault at mines-paris.org>
>
>> Selon Paul Meems <bontepaarden at gmail.com>:
>>
>> > Thanks Even for all your help.
>> > But I'm still having trouble.
>>
>>  You've downloaded a 64-bit version of python (python-2.7.3.amd64.msi),
>> and are
>> trying to use it with a 32-bit build of that GDAL Python bindings
>> (GDAL-1.9.1.win32-py2.7.msi). That can't work.
>>
>> Either you use 64-bit Python and 64-bit GDAL, or 32-bit Python with
>> 32-bit GDAL.
>>
>
> ------------------------------
>
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