[gdal-dev] JPIPKAK dataset usage

[Garrett Potts]

Hello Frank:

The GDALReadBlock works great in the 1.8.1 tag.  

Thank you for the help!

Take care all

Garrett

On Oct 17, 2011, at 6:16 AM, Garrett Potts wrote:

> Hello Frank:
> 
> Thank you for the information.  Yes, full resolution seems to work fine and also I was using the 1.8.0 zipped download.  Let me try the 1.8.1 and see if that will fix any problems.
> 
> Thank you for the response and I will post my result.
> 
> 
> Take care
> 
> Garrett
> 
> On Oct 17, 2011, at 1:49 AM, Frank Warmerdam wrote:
> 
>> On 11-10-16 06:38 PM, Garrett Potts wrote:
>>> The driver gets data but it is in the wrong resolution which means I am not
>>> calling these with the proper request.  I have traced the code but something
>>> doesn't quite make sense to me.  It appears the R-Level is computed based on
>>> the input request versus the output width height buffer ratio.  I think
>>> everything would get cleared up if I could see some example calls using
>>> above methods in when using the JPIPKAK dataset driver.
>> 
>> Garrett,
>> 
>> Do you get the right results at full resolution?   I would not be
>> entirely suprised to find that JPIP support for reading from band
>> overview objects is broken.  Also, are you using quite recent code?
>> There were some bugs in this at one point that got fixed.  GDAL 1.8.1
>> or trunk should be fine.
>> 
>> Best regards,
>> 
>> -- 
>> ---------------------------------------+--------------------------------------
>> I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
>> light and sound - activate the windows | http://pobox.com/warmerda
>> and watch the world go round - Rush    | Geospatial Software Developer
>> 
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