[gdal-dev] Re: Bug(?): RIK-maps with Gdal 1.7.2 do not work

[Chaitanya kumar CH]

Tomas,

I don't see any changes that could lead to infinite loops or memory leaks
recently.
If you can provide a sample dataset that gives this error please raise a
ticket at http://trac.osgeo.org/gdal/newticket

On Tue, Jul 6, 2010 at 6:43 PM, Tomas R <monshi at home.se> wrote:

>  I add - perhaps a problem with my comilation of Gdal.  Note when I compile
> the GdalReadDirect.cs as it is and run it the result differs from the result
> of the GdalReadDirect.exe found in Swig\Csharp.
> The latter gives the Raster dataset Paramets and runs until an Out of
> memory Exception. Mine hangs and I have to abort it.
>
> What have I done wrong this time?
>
> Will try to recompile gdal and see if anything changes.
>
> Tomas R skrev 2010-07-06 14:16:
>
>   I have a problem with RIK-maps and Gdal 1.7.2.
>>
>> If I use Gdal 1.6.1 I have no problem reading the map but doing the same
>> with Gdal 1.7.2 my whole plugin/software hangs.
>>
>> I have identified that Gdal stops at the line
>>
>>  band.ReadRaster(x, y, width, height, r, width, height, 0, 0);
>>
>> where x, y, width and height are controlled to be within the image to
>> load.
>> This line taken from the routine
>>  private void SaveBitmapPaletteDirect(...)
>> from the C# samples. I have adapted it to load only a portion of the map
>> into a bitmap.
>>
>> I have compiled Gdal myself, perhaps a problem with the compilation? Do I
>> miss the RIK-driver or something? Or is there an error in Gdal?  Or perhaps
>> in the file(s)?
>> I have no problem opening and getting the properties of the file, i.e.
>> coordinate system and alike. It is when I try to read the file that Gdal
>> hangs.
>>
>> I get no Exception, it just hangs and eats CPU-time.
>>
>> I  compile the C# sample GDALReadDirect.cs from Gdal 1.7.2 and adapt it to
>> read a portion of a big RIK file (500x500 pixels) and it stops at the same
>> point in code. Error in the driver for RIK perhaps? or error in the sample
>> code?
>>
>> Yours
>> Tomas
>>
>
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-- 
Best regards,
Chaitanya kumar CH.
/tʃaɪθənjə/ /kʊmɑr/
+91-9494447584
17.2416N 80.1426E
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