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August 2010
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2010.08.06 18:21 "Re: tiff4 on 32-bit Windows", by Toby Thain
On 6-Aug-10, at 11:37 AM, Olivier Paquet wrote: > On Fri, Aug 6, 2010 at 11:05 AM, <jcupitt@gmail.com> wrote: >> tiff4 seems to work well on my usual machine (64-bit linux), but I'm >> having trouble creating files over 4GB with a 32-bit Windows binary. >> I've spent a day chasing this so far :-( before I spend any more time >> on it, is this a known problem? > > I don't know if it is a "known" problem as I've never tried to build > libtiff on windows using any kind of officially supported method. > However, it does work fine in the end here. First thing I'd check is > tif_config.h/tiffconf.h: make sure TIFF_INT64_T and TIFF_UINT64_T are > defined as signed/unsigned long long or something else which is 64-bit > on windows. Note that long is *not* 64-bit on windows like it is on > linux. Just thought I'd add some links to this important point, for background. Summary of LP64 types: http://developer.apple.com/mac/library/documentation/Darwin/Conceptual/64bitPorting/transition/transition.html#/ /apple_ref/doc/uid/TP40001064-CH207-TPXREF101 32/64 bit Visual C: http://msdn.microsoft.com/en-us/library/s3f49ktz(VS.80).aspx http://msdn.microsoft.com/en-us/library/94z15h2c.aspx (Vaguely related) http://msdn.microsoft.com/en-us/library/aa384264(VS.85).aspx --Toby > > Olivier > > P.S. About Bob's reply: I'm using tif_win32.c so it is possible to get > it working with that. > _______________________________________________ > Tiff mailing list: Tiff@lists.maptools.org > http://lists.maptools.org/mailman/listinfo/tiff > http://www.remotesensing.org/libtiff/