Even - okay thanks for taking a look, I'll check out the 2.0dev version as you mentioned. Cheers S
On 7 June 2014 21:59, Even Rouault <[email protected]> wrote: > Le samedi 07 juin 2014 22:31:09, Sam Franklin a écrit : > > Hey Even - me again on this xyz sorting issue. > > > > I've got a new xyz file that it is not recognised by gdal even after > using > > the sort command you provided earlier in the thread. > > > > The problem xyz is here | > > https://dl.dropboxusercontent.com/u/4086367/001-1.xyz.zip > > > > The error is: > > ERROR 1: Ungridded dataset: At line 363, X is 568509.090000, where as > > 568514.090000 was expected (1) > > gdalinfo failed - unable to open '001-1.xyz'. > > > > GDAL seems to fail at the start of a new row of data? > > > > I've tried various descend/ascend combinations of the columns = no joy. > > > > I'm running GDAL 1.11.0 on OSX 10.9.3. > > > > Any ideas? Thanks again in advance for any help! Very much appreciated. > > The development version 2.0dev has improvements over 1.11 that would help a > bit, but this file would still require additional developments since the > spacing between horizontal or vertical coordinates isn't constant due to > rounding to 2 decimal figures. Some tolerance should be added to the > driver to > support it. > > > > > Cheers > > Sam > > > > > > On 27 May 2014 14:09, Sam Franklin <[email protected]> > > > > wrote: > > > 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 <[email protected]> > 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 > > -- > Geospatial professional services > http://even.rouault.free.fr/services.html >
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