2007.12.18 00:12 "Re: Opening >2GB TIFF files [was: Re: [Tiff] Large file support in libtiff 3.8.2]", by
On Dec 17, 2007 10:01 PM, Scid <firstname.lastname@example.org> wrote:
And just below the 2 GB threshold they work fine? If so it might be the offset to IFD0. If IFD0 starts at the beginning of a file, Adobe Photoshop (at least CS2) won't have a problem with it. But if it starts above 2 GB it won't work anymore (probably a signed/unsigned issue). This might have been also true for other offsets, I don't remember.
I found a bug in 3.8.2 that stops it working with directories that start past the 2GB mark:
Could be related I guess.