[gdal-dev] gdal_retile error

[christian.mueller at nvoe.at]

Perhaps there is a resource limit for the number of the files in a directory.

Try using

-useDirForEachRow

This builds another directory hierarchy with less files per directory.



Quoting Vasile Craciunescu <vasile.craciunescu at gmail.com>:

> Christian,
>
> The permissions are OK. 1-8 subdirs are created as soon as the command
> is launched. The program stops after generating 10-15% of the level0
> tiles.
>
> -Vasile
>
> On 3/8/11 10:13 AM, christian.mueller at nvoe.at wrote:
>> Perhaps a problem with the file permissions ?
>> After creating the tiles for level 0, the utility wants to create a
>> subdir called "1" and store the tiles for level 1 in this subdir.
>>
>> Check this with your user. Make
>> mkdir 1
>> cd 1
>> touch test.tif
>> rm test.tif
>>
>>
>>
>>
>> Quoting Vasile Craciunescu <vasile.craciunescu at gmail.com>:
>>
>>> Dear all,
>>>
>>> I'm trying to create tiled pyramids levels with gdal_retile.py. The
>>> input is a 441671px x 311892px VRT collection (1615 JPEG compressed
>>> GeoTiff files). The command is presented bellow:
>>>
>>> gdal_retile.py -levels 8 -ps 2048 2048 -r bilinear -v -co "TILED=YES"
>>> -co "BLOCKXSIZE=256" -co COMPRESS=JPEG -s_srs EPSG:31700 -targetDir pt
>>> merge.vrt
>>>
>>> This runs smoothly for a while (I manage to create 4151 tiles from
>>> level 0). Then throws the following error:
>>>
>>> ERROR 1: TIFFOpen:2479.tif: Operation not permitted
>>> Traceback (most recent call last):
>>> File "/usr/bin/gdal_retile.py", line 1001, in <module>
>>> sys.exit(main(sys.argv))
>>> File "/usr/bin/gdal_retile.py", line 911, in main
>>> dsCreatedTileIndex = tileImage(minfo,ti)
>>> File "/usr/bin/gdal_retile.py", line 349, in tileImage
>>> createTile(minfo, offsetX, offsetY, width, height,tilename,OGRDS)
>>> File "/usr/bin/gdal_retile.py", line 494, in createTile
>>> dec.uly+offsetY*dec.scaleY)
>>> File "/usr/bin/gdal_retile.py", line 257, in getDataSet
>>> t_band.WriteRaster(writeOffsetX,writeOffsetY,readX,readY,data )
>>> File
>>> "/usr/local/lib/python2.6/dist-packages/GDAL-1.8.0-py2.6-linux-i686.egg/osgeo/gdal.py",
>>> line 941, in
>>> WriteRaster
>>> return _gdal.Band_WriteRaster(self, *args, **kwargs)
>>> TypeError: not a string
>>>
>>> After several attempts I decided to remove 2479.tif from VRT. The same
>>> error is displayed when gdal_retile reach the next file (2579.tif). I
>>> get this error on the following configuration.
>>>
>>> OS: Ubuntu server 10.10
>>> GDAL: 1.8
>>> Python: 2.6.5
>>> Hardware: Dell PowerEdge 6650; 4 x Xeon 3.00Ghz dual core; 16GB DDR
>>> SDRAM; 5 x 72GB SCSI + 4TB SATA
>>>
>>> Any clues?
>>>
>>> Regards,
>>> Vasile
>>> _______________________________________________
>>> gdal-dev mailing list
>>> gdal-dev at lists.osgeo.org
>>> http://lists.osgeo.org/mailman/listinfo/gdal-dev
>>
>>
>>
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>>
>>



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