[gdal-dev] GDAL WMTS detecting errors

[Michał Kowalczuk]

In other words, is there a way to remove http content from CPL error
message?

śr., 28 sie 2024 o 18:04 Michał Kowalczuk <michkowalczuk at gmail.com>
napisał(a):

> Sorry, my bad!
> I missed to check output CPL Error from GdalRasterIO 🤦
>
> You mentioned about *ZeroBlockHttpCodes *property. Can I set it
> programmatically, as a configuration option?
>
> As always great thank you!
>
> śr., 28 sie 2024 o 17:51 Even Rouault <even.rouault at spatialys.com>
> napisał(a):
>
>>
>> Le 28/08/2024 à 17:41, Michał Kowalczuk a écrit :
>>
>> Yes, but if you use C API function GdalRasterDatasetIO you don’t get
>> error. I noticed this error only in gdal logger. How I can catch this error
>> at runtime in code?
>>
>> Really? That looks doubtful to me, because I don't see how gdal_translate
>> would return in error otherwise, but I may miss some subtlety obviously.
>> Can you demonstrate that with a self-contained reproducer?
>>
>>
>>
>> W dniu śr., 28.08.2024 o 17:38 Even Rouault <even.rouault at spatialys.com>
>> napisał(a):
>>
>>>
>>> Le 28/08/2024 à 17:26, Michał Kowalczuk a écrit :
>>>
>>> First produces correct output
>>>
>>> *gdal_translate -srcwin 33492026 20550638 8019970 4412002 -outsize 1576
>>> 867
>>> "WMTS:https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/WMTS/1.0.0/WMTSCapabilities.xml,layer=USGSImageryOnly,tilematrixset=GoogleMapsCompatible
>>> <https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/WMTS/1.0.0/WMTSCapabilities.xml,layer=USGSImageryOnly,tilematrixset=GoogleMapsCompatible>"
>>> tile_ok.png *
>>>
>>> The following for higher level fails:
>>> *gdal_translate -srcwin 36228140 21140450 191172 105168 -outsize 1576
>>> 867
>>> "WMTS:https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/WMTS/1.0.0/WMTSCapabilities.xml,layer=USGSImageryOnly,tilematrixset=GoogleMapsCompatible
>>> <https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/WMTS/1.0.0/WMTSCapabilities.xml,layer=USGSImageryOnly,tilematrixset=GoogleMapsCompatible>"
>>> tile_error.png*
>>>
>>> *yes, and ? gdal_translate returns in error as expected due to the
>>> missing tiles. If you want HTTP 400 to be silently ignored, you can do:*
>>>
>>> *gdal_translate
>>> "WMTS:https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/WMTS/1.0.0/WMTSCapabilities.xml,layer=USGSImageryOnly,tilematrixset=GoogleMapsCompatible
>>> <https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/WMTS/1.0.0/WMTSCapabilities.xml,layer=USGSImageryOnly,tilematrixset=GoogleMapsCompatible>"
>>> tmp.wmts -of wmts*
>>>
>>>
>>> *and edit tmp.wtms to add 400 in <ZeroBlockHttpCodes> *
>>>
>>>
>>>
>>>
>>> śr., 28 sie 2024 o 17:07 Even Rouault <even.rouault at spatialys.com>
>>> napisał(a):
>>>
>>>> If you could provide a gdal_translate command line reproducing the
>>>> issue (likely using -srcwin + -outsize or -srcwin + -ovr to select the
>>>> appropriate tile), that would make investigation easier
>>>> Le 28/08/2024 à 16:52, Michał Kowalczuk via gdal-dev a écrit :
>>>>
>>>> Dear GDAL friends,
>>>> any thoughts on this issue?
>>>>
>>>> Regards,
>>>> Michał
>>>>
>>>> wt., 27 sie 2024 o 17:40 Michał Kowalczuk <michkowalczuk at gmail.com>
>>>> napisał(a):
>>>>
>>>>> Hi!
>>>>> I'm wondering if the last issue 10348 was fully solved.
>>>>> Try use the following WMTS server and to zoom to level 9-10, e.g.
>>>>> small island in the Mediterranean
>>>>>
>>>>>
>>>>> https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/WMTS/1.0.0/WMTSCapabilities.xml
>>>>>
>>>>> For a sample tile
>>>>>
>>>>>
>>>>> https://basemap.nationalmap.gov/arcgis/rest/services/USGSImageryOnly/MapServer/WMTS/tile/1.0.0/USGSImageryOnly/default/GoogleMapsCompatible/10/392/514
>>>>>
>>>>> arcgis server returns error code 400.
>>>>>
>>>>>
>>>>> GDALRasterIO passes so I do not know if there was an error inside.
>>>>> Only logger gives some information, but how to detect such a situation?
>>>>>
>>>>> A sample logger file attached
>>>>>
>>>>> Kind regards,
>>>>> Michał
>>>>>
>>>>
>>>> _______________________________________________
>>>> gdal-dev mailing listgdal-dev at lists.osgeo.orghttps://lists.osgeo.org/mailman/listinfo/gdal-dev
>>>>
>>>> -- http://www.spatialys.com
>>>> My software is free, but my time generally not.
>>>>
>>>> -- http://www.spatialys.com
>>> My software is free, but my time generally not.
>>>
>>> -- http://www.spatialys.com
>> My software is free, but my time generally not.
>>
>>
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