[gdal-dev] [Tiff] libtiff v4.5.0 rc2 available

[Kurt Schwehr]

I'm seeing mac osx and ios failures at my most recent sync of
c4516f9dc72bad7f2c4a8f704169afa0342e44ca
<https://www.google.com/url?sa=D&q=https%3A%2F%2Fgitlab.com%2Flibtiff%2Flibtiff%2Fcommit%2Fc4516f9dc72bad7f2c4a8f704169afa0342e44ca>
:

third_party/tiff/libtiff/tif_dir.c:1988:17: error: format specifies type
'unsigned short' but the argument has type 'tdir_t' (aka 'unsigned int')
[-Werror,-Wformat]
                *nextdirnum, *nextdiroff, *nextdiroff, (int)(*nextdirnum) -
1);
                ^~~~~~~~~~~
third_party/tiff/libtiff/tif_dir.c:2164:27: error: format specifies type
'unsigned short' but the argument has type 'tdir_t' (aka 'unsigned int')
[-Werror,-Wformat]
                          dirn);
                          ^~~~



On Tue, Dec 13, 2022 at 12:39 PM Even Rouault <even.rouault at spatialys.com>
wrote:

> Hi,
>
> The changes in IFD loop detection are non-trivial enough to justify a
> rc2, so here it is:
>
> - https://download.osgeo.org/libtiff/tiff-4.5.0rc2.tar.gz
> - https://download.osgeo.org/libtiff/tiff-4.5.0rc2.tar.gz.sig
> - https://download.osgeo.org/libtiff/tiff-4.5.0rc2.tar.xz
> - https://download.osgeo.org/libtiff/tiff-4.5.0rc2.tar.xz.sig
> - https://download.osgeo.org/libtiff/tiff-4.5.0rc2.zip
> - https://download.osgeo.org/libtiff/tiff-4.5.0rc2.zip.sig
>
> Hopefully this will be the final release candidate for 4.5.0. Please
> test and report.
>
> The changes since rc1 are:
> - restore formatting of tiffvers.h so that FindTIFF.cmake can infer
> libtiff version number
> - addition of TIFFLIB_MAJOR_VERSION, TIFFLIB_MINOR_VERSION,
> TIFFLIB_MICRO_VERSION in tiffvers.h
> - introduction of TIFFLIB_AT_LEAST(major, minor, micro) macro in tiffvers.h
> - CMake: restore BUILD_SHARED_LIBS=ON default setting for top-level builds
> - IFD loop detection: changed algorithm to use a hashset/hashmap for
> good performance
> - tdir_t type updated to uint32_t. This type is now used for the return
> value of TIFFCurrentDirectory and TIFFNumberOfDirectories, and as the
> argument of TIFFSetDirectory and TIFFUnlinkDirectory
> - Increase the maximum number of IFDs that libtiff can browse through
> from 65535 to 1048576. This value is a build-time setting, available in
> tif_config.h, that can be configured with CMake's TIFF_MAX_DIR_COUNT and
> variable or autoconf's --with-max-dir-count option.
> - tiffinfo: support more than 64k IFDs.
>
> Even
>
> --
> http://www.spatialys.com
> My software is free, but my time generally not.
>
> _______________________________________________
> Tiff mailing list
> Tiff at lists.osgeo.org
> https://lists.osgeo.org/mailman/listinfo/tiff
>
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