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April 2010

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2010.04.01 21:12 "TIFFReadScanline and large compressed one-strip files", by Frank Warmerdam
2010.04.01 21:30 "Re: TIFFReadScanline and large compressed one-strip files", by Tom Lane
2010.04.01 21:52 "Re: TIFFReadScanline and large compressed one-strip files", by Chris Cox
2010.04.01 21:49 "Re: TIFFReadScanline and large compressed one-strip files", by Olivier Paquet
2010.04.02 07:29 "Re: TIFFReadScanline and large compressed one-strip files", by Joris Van Damme
2010.04.02 13:45 "Re: TIFFReadScanline and large compressed one-strip files", by Frank Warmerdam
2010.04.05 13:02 "Re: TIFFReadScanline and large compressed one-strip files", by Edward Lam

2010.04.05 13:02 "Re: TIFFReadScanline and large compressed one-strip files", by Edward Lam

Frank Warmerdam wrote:
> My client is finding that in some cases on 32bit systems there isn't 290MB
> of contiguous memory available and would like a way avoiding prereading the
> whole strip.

As a slight aside, are these Windows systems? I've run into situations 
before on Windows where I needed to "rebase" on all my .dll's to reduce 
virtual address space fragmentation. I just noticed that there's a new 
handy utility for determining such situations here:
http://virtualmemorymapview.codeplex.com/
I haven't tried it yet though. In the past, I've hand rolled my own.

Of course, this is only at best a workaround but I relatively low effort 
one if it works for you. :)

Regards,
-Edward