NEWS

---

ijtiff 3.1.3 (2025-04-05)

MINOR IMPROVEMENTS

• Fix PROTECTion error.

ijtiff 3.1.2

BUG FIXES

Doc fix for write_tif(). See issue #23.

ijtiff 3.1.1 (2025-03-21)

BUG FIXES

• Fix a PROTECTion error in tags.c.

ijtiff 3.1.0 (2025-03-10)

MINOR IMPROVEMENTS

• display() now uses base R's graphics and grDevices so the dependency on the (large) imager package is removed.

BUG FIXES

• Fixed memory leaks in tag handling code by ensuring proper buffer cleanup.
• Added TIFF file validation to prevent memory leaks when handling invalid files.
• Improved error messages for invalid TIFF files.
• All tags now included in print() method.

ijtiff 3.0.0 (2025-03-02)

NEW FEATURES

• Support almost all tags that libtiff does.
  • See the list at https://libtiff.gitlab.io/libtiff/functions/TIFFGetField.html.
  • Willing to support others, just open an issue to make a feature request.

ijtiff 2.3.5 (2025-01-29)

BUG FIXES

• Use basic image display in vignettes. EBImage was causing integer overflow.

ijtiff 2.3.4 (2023-12-13)

BUG FIXES

• Include more (necessary) stuff in SystemRequirements.

ijtiff 2.3.3 (2023-10-08)

BUG FIXES

• Ignore pkg-config when it says to use -ljbig or -lLerc.

ijtiff 2.3.2 (2023-07-16)

MINOR IMPROVEMENTS

• Add libwebp and libzstd to README installation instructions.

ijtiff 2.3.1 (2023-05-06)

BUG FIXES

• Fix test for new waldo.

ijtiff 2.3.0 (2023-01-17)

MINOR IMPROVEMENTS

• Use rlang::abort() and its error message formatting.
• Move away from magrittr's %<>%.

ijtiff 2.2.8 (2022-08-31)

BUG FIXES

• Fix headings in NEWS.md.

ijtiff 2.2.7 (2021-06-28)

BUG FIXES

• Fix for new libtiff using C99's <stdint.h>.

ijtiff 2.2.6 (2021-04-20)

BUG FIXES

• Suppress unhelpful warnings during configure when pkg-config doesn't find info for libtiff.
• Remove LazyData from DESCRIPTION (was causing CRAN note).

ijtiff 2.2.5 (2021-01-14)

BUG FIXES

• Typo fix for configure. At one point there was a call of pkg-configs instead of pkg-config.
• Also now all compile flags from pkg-config --libs and pkg-config --libs --static are used every time.

ijtiff 2.2.4 (2020-11-09)

BUG FIXES

• Fix for configure error messages.

ijtiff 2.2.3 (2020-11-01)

BUG FIXES

• Make configure more portable by using sh instead of bash.

ijtiff 2.2.2 (2020-10-18)

BUG FIXES

• Insist on bug-fixed strex >= 1.4.

ijtiff 2.2.1 (2020-10-10)

BUG FIXES

• Insist on strex >= 1.3.1 to avoid a garbage collection issue.

ijtiff 2.2.0 (2020-08-05)

NEW FEATURES

• The package now works on 32-bit Windows (thanks to PR #12 from Jeroen Ooms).

BUG FIXES

• Fix tests by making use of testthat::test_path().

ijtiff 2.1.2 (2020-07-24)

BUG FIXES

• Fix some typos in the vignettes.

ijtiff 2.1.1 (2020-07-04)

BUG FIXES

• Fix a PROTECTion error.

ijtiff 2.1.0 (2020-07-02)

NEW FEATURES

• Add support for images with colormaps (also known as lookup tables (LUTs)).
• Add a print method for ijtiff_imgs.

ijtiff 2.0.5 (2020-04-06)

BUG FIXES

• Fix a test that failed due to breaking changes in tibble.

ijtiff 2.0.4 (2019-10-25)

MINOR IMPROVEMENTS

• Include rOpenSci docs in DESCRIPTION as URL.

BUG FIXES

• Sometimes pkg-config declares that ijtiff needs JBIG_KIT (compile flag -ljbig) at compile time. This is incorrect and it often causes users installation pain. This fix is a hack that removes this compile flag from the pkg-config output.

ijtiff 2.0.3 (2019-08-24)

BUG FIXES

• libjpeg needs to be in SystemRequirements.

ijtiff 2.0.2 (2019-07-06)

BUG FIXES

• For ImageJ-written images, if n_slices and n_frames are both specified, that should be OK if they're equal.

ijtiff 2.0.1 (2019-06-28)

BUG FIXES

• Insist on latest, bug-fixed filesstrings 3.1.5.

ijtiff 2.0.0 (2019-06-10)

BREAKING CHANGES

• get_tiff_tags_reference() is now tif_tags_reference().
• count_imgs() is now count_frames().

NEW FEATURES

• It is now possible to read only certain frames of a TIFF image thanks to the frames argument of read_tif().
• read_tif() and read_tags() now have the aliases tif_read() and tags_read() to comply with the rOpenSci object_verb() style.

BUG FIXES

• Include sys/types.h for greater type compatibility.

ijtiff 1.5.1 (2019-05-16)

BUG FIXES

• Require necessary version of glue.
• Fix dimension-related bug in as_EBImage().
• Require latest (less-buggy) filesstrings.

ijtiff 1.5.0 (2018-10-31)

NEW FEATURES

• Allow ZIP compression (which seems to be the best).

BUG FIXES

• write_txt_img() was using decimal points for integers (e.g. 3.000 instead of just 3).

ijtiff 1.4.2 (2018-10-07)

BUG FIXES

• Hacky fix for configure script to deal with lack of -ljbig on Solaris.
• Trim the package to below 5MB by compressing a few TIFF files.

ijtiff 1.4.1 (2018-09-24)

NEW FEATURES

• The package is now lighter in appearance because it doesn't explicitly depend on tibble.

BUG FIXES

• The configure script now allows for needing --static with pkg-config.

ijtiff 1.4.0 (2018-09-10)

NEW FEATURES

• A pkgdown website.

MINOR IMPROVEMENTS

• Better vignettes.
• Better error messages.

ijtiff 1.3.0

NEW FEATURES

• Conversion functions linescan_to_stack() and stack_to_linescan() useful for FCS data.

ijtiff 1.2.0

MINOR IMPROVEMENTS

• Improved the description of the package in DESCRIPTION, vignette and README.
• Added a hex sticker.
• Limited support for tiled images thanks to new author Kent Johnson.
• write_tif() is now slightly (<10%) faster.
• write_tif() messages are now more informative.

ijtiff 1.1.0 (2018-04-19)

NEW FEATURES

• count_imgs() counts the number of images in a TIFF file without reading the images themselves.
• read_tags() reads the tags from TIFF images without reading the images themselves.

MINOR IMPROVEMENTS

• Now includes citation information.
• C code is more readable.
• display() is more flexible, accepting 3 and 4-dimensional arrays, just displaying the first frame from the first channel.

ijtiff 1.0.0

PEER REVIEW

• The package is now peer reviewed by ROpenSci.

ijtiff 0.3.0

MINOR IMPROVEMENTS

• Improve README and vignette with more tangible and fun example.

BUG FIXES

• Fix windows libtiff issues (thanks to Jeroen Ooms).
• Found some ImageJ-written TIFFs that weren't being read correctly and fixed that.
• Fix protection stack overflow error for TIFFs with many images.

ijtiff 0.2.0

• First CRAN release.

MINOR IMPROVEMENTS

• Include handy shortcuts for 2- and 3-dimensional arrays.
• Messasges to inform the user about what kind of image is being read/written.

ijtiff 0.1.0

• First github release.