[gdal-dev] Using GDAL with gridded XYZ that has no 'nodata' values?

[Sam Franklin]

Hi Even. Great, that worked for me too when sorting on both columns.
Really appreciate you help.
Sam


On 27 May 2014 01:31, Even Rouault <even.rouault at mines-paris.org> wrote:

> Le mardi 27 mai 2014 00:06:33, Sam Franklin a écrit :
> > Hey Even - great tip.  The sort command you suggested worked well with
> that
> > xyz dataset.
> >
> > However, I've found a further dataset that does not work with gdal even
> > after the sort. This is the error:
> >
> > mbp-sf:data08 samfranklin$ gdal_translate data08-02-sorted.xyz
> > data08-02.tif
> > Input file size is 4371, 11210
> > 0...10...20...30...40.ERROR 1: At line 1100207, found 48162.000000
> instead
> > of 48164.000000 for nBlockYOff = 4951ERROR 1: data08-02-sorted.xyz, band
> 1:
> > IReadBlock failed at X offset 0, Y offset 4951
> >
> > ERROR 1: GetBlockRef failed at X block offset 0, Y block offset 4951
> >
> > See screenshot below, the data is arranged into three 'strips'. See
> dropbox
> > link to the data |
> > https://dl.dropboxusercontent.com/u/4086367/data08-02.xyz.zip
> >
> > Any workaround you can think of?
>
> Probably an issue with just sorting on column 2. I didn't have the same
> error
> as you, but anyway you should try :
>
> sort -nk 2 -nk 1 data08-02.xyz > data08-02-sorted.xyz
>
> with that I manage to translate the file.
>
> --
> Geospatial professional services
> http://even.rouault.free.fr/services.html
>
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