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Tiffsplit fails with a large multipage tiff file: root@moose:/home_moose/rose/Test_tiffsplit(2)# tiffsplit 090520_60x_149_rfp_dish3stim_t0003.tif TIFFReadDirectory: Warning, Unknown field with tag 317 (0x13d) encountered. TIFFReadDirectory: Warning, Unknown field with tag 34361 (0x8639) encountered. TIFFReadDirectory: Warning, Unknown field with tag 34362 (0x863a) encountered. TIFFReadDirectory: Warning, Unknown field with tag 34363 (0x863b) encountered. TIFFReadDirectory: Incorrect count for "ColorMap"; tag ignored. Segmentation fault root@moose:/home_moose/rose/Test_tiffsplit(10)# du -s * 873796 090520_60x_149_rfp_dish3stim_t0003.tif 4 xaaa.tif If I try to split the image with convert (from ImageMagick), I get a LoadAvg of 8, the computer starts to swap (8GB RAM), I have difficulties to handle my desktop but after some minutes I have almost 1700 small tiff files: root@moose:/home_moose/rose/Test_tiffsplit(11)# time convert 090520_60x_149_rfp_dish3stim_t0003.tif %d.tif ... real 3m5.945s user 0m8.328s sys 0m6.198s root@moose:/home_moose/rose/Test_tiffsplit(12)# du -s *.tif* | wc 1701 3402 21034 The large file is available at http://141.89.194.24/~rose/090520_60x_149_rfp_dish3stim_t0003.tif .
The error was also reported as a gentoo bug at https://bugs.gentoo.org/show_bug.cgi?id=344917.
Bugzilla is no longer used for tracking libtiff issues. Remaining open tickets, such as this one, have been migrated to the libtiff GitLab instance at https://gitlab.com/libtiff/libtiff/issues . The migrated tickets have their summary prefixed with [BZ#XXXX] where XXXX is the initial Bugzilla issue number.
