ExifTool Version History

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Note: The most recent production release is Version 12.26. (Other versions are considered development releases, and are not uploaded to MetaCPAN.)

• Added read support for Leica Image File (LIF) images
• Added a new Olympus LensType (thanks LibRaw)
• Decode another Panasonic tag (thanks LibRaw)
• Decode more timed metadata from Sony MP4 videos
• Attempt to shorten tag names for metadata in CZI files
• Allow full QuickTime Keys tag ID's in UserDefined tags (fixes backward incompatibility introduced in 12.02)
• Patched to handle special characters in Torrent tag values

• Added a new SonyModelID value
• Added two new Nikon LensID values (thanks Daniel)
• Added a new Pentax RawDevelopmentProcess value
• Added a few new Sony LensType values (thanks Jos Roost)
• Added warning if IPTCDigest is not current
• Decode a couple more Pentax tags (thanks LibRaw)
• Decode streaming GPS from Novatek INNOVV MP4 and TS videos
• Improved tag names in confi_files/covert_regions.config (thanks StarGeek)
• Changed MIME types for MS Office macro-enabled formats to add the .12
• Patched Canon LensID logic to properly identify the Canon RF 24-105mm F4 L IS USM lens
• Patched decoding of camm6 GPSDateTime to use a flexible epoch because other apps don't seem to use a consistent time zero
• Fixed family 7 group names for QuickTime Keys tags
• Fixed problem reading BeatsPerMinute from some MP4 files
• Fixed hemisphere problem when extracting GPS from 70mai dashcam videos

• Added support for JPEG Stereo (JPS) images
• Added a new Sony LensType (thanks LibRaw)
• Added a new PentaxModelID (thanks LibRaw)
• Changed ExifTool namespace URI to use exiftool.org instead of exiftool.ca in the -X option output (exiftool.ca is still recognized when reading XML)
• Improved handling of large-array warnings in -htmldump output
• Changed handling of escaped characters in #[CSTR] lines of -@ argfile
• Patched security vulnerability in argument of -lang option
• Fixed problem which could cause a "Wide character" warning and generate a corrupted output file when writing some illegal values

• JPEG XL support is now official
• Added read support for Medical Research Council (MRC) image files
• Added ability to write a number of 3gp tags in video files
• Added a new Sony PictureProfile value (thanks Jos Roost)
• Added a new Sony LensType (thanks LibRaw)
• Added a new Nikon LensID (thanks Niels Kristian Bech Jensen)
• Added a new Canon LensType
• Decode more GPS information from Blackvue dashcam videos
• Decode a couple of new NikonSettings tags (thanks Warren Hatch)
• Decode a few new RIFF tags
• Improved Validate option to add minor warning if standard XMP is missing xpacket wrapper
• Avoid decoding some large arrays in DNG images to improve performance unless the -m option is used
• Patched bug that could give runtime warning when trying to write an empty XMP structure
• Fixed decoding of ImageWidth/Height for JPEG XL images
• Fixed problem were Microsoft Xtra tags couldn't be deleted

• Added a new PhaseOne RawFormat value (thanks LibRaw)
• Decode a new Sony tag (thanks Jos Roost)
• Decode a few new Panasonic and FujiFilm tags (thanks LibRaw and Greybeard)
• Updated acdsee.config in distribution (thanks StarGeek)
• Recognize AutoCAD DXF files
• More work on experimental JUMBF read support
• More work on experimental JPEG XL read/write support
• Patched security vulnerability in DjVu reader

• Added support for Olympus ORI files
• Added experimental read/write support for JPEG XL images
• Added experimental read support for JUMBF metadata in JPEG and Jpeg2000 images
• Added built-in support for parsing GPS track from Denver ACG-8050 videos with the -ee option
• Added a some new Sony lenses (thanks Jos Roost and LibRaw)
• Changed priority of Samsung trailer tags so the first DepthMapImage takes precedence when -a is not used
• Improved identification of M4A audio files
• Patched to avoid escaping ',' in "Binary data" message when -struct is used
• Removed Unknown flag from MXF VideoCodingSchemeID tag
• Fixed -forcewrite=EXIF to apply to EXIF in binary header of EPS files
• API Changes:
  • Added BlockExtract option

• Added a few new Sony LensTypes and a new SonyModelID (thanks Jos Roost and LibRaw)
• Added Extra BaseName tag
• Added a new CanonModelID (thanks LibRaw)
• Decode timed GPS from unlisted programs in M2TS videos with the -ee3 option
• Decode more Sony rtmd tags
• Decode some tags for the Sony ILME-FX3 (thanks Jos Roost)
• Allow negative values to be written to XMP-aux:LensID
• Recognize HEVC video program in M2TS files
• Enhanced -b option so --b suppresses tags with binary data
• Improved flexibility when writing GPS coordinates:
  • Now pulls latitude and longitude from a combined GPSCoordinates string
  • Recognize full word "South" and "West" to write negative coordinates
• Improved warning when trying to write an integer QuickTime date/time tag and Time::Local is not available
• Convert GPSSpeed from mph to km/h in timed GPS from Garmin MP4 videos

• Added a few new iOS QuickTime tags
• Decode a couple more Sony rtmd tags
• Patch to avoid possible "Use of uninitialized value" warning when attempting to write QuickTime date/time tags with an invalid value
• Fixed problem writing Microsoft Xtra tags
• Fixed Windows daylight savings time patch for file times that was broken in 12.19 (however directory times will not yet handle DST properly)

• Added ability to write some Microsoft Xtra tags in MOV/MP4 videos
• Added two new Canon LensType values (thanks Norbert Wasser)
• Added a new Nikon LensID
• Fixed problem reading FITS comments that start before column 11

• Added -list_dir option
• Added the "ls-l" Shortcut tag
• Extract Comment and History from FITS files
• Enhanced FilePermissions to include device type (similar to "ls -l")
• Changed the name of Apple ContentIdentifier tag to MediaGroupUUID (thanks Neal Krawetz)
• Fixed a potential "substr outside of string" runtime error when reading corrupted EXIF
• Fixed edge case where NikonScanIFD may not be copied properly when copying MakerNotes to another file
• API Changes:
  • Added ability to read/write System tags of directories
  • Enhanced GetAllGroups() to support family 7 and take optional ExifTool reference
  • Changed QuickTimeHandler option default to 1

• Added a new SonyModelID
• Decode a number of Sony tags for the ILCE-1 (thanks Jos Roost)
• Decode a couple of new Canon tags (thanks LibRaw)
• Patched to read differently formatted UserData:Keywords as written by iPhone
• Patched to tolerate out-of-order Nikon MakerNote IFD entries when obtaining tags necessary for decryption
• Fixed a few possible Condition warnings for some NikonSettings tags

• Added a new Canon FocusMode value
• Added a new FujiFilm FilmMode value
• Added a number of new XMP-crs tags (thanks Herb)
• Decode a new H264 MDPM tag
• Allow non-conforming lower-case XMP boolean "true" and "false" values to be written, but only when print conversion is disabled
• Improved Validate option to warn about non-capitalized boolean XMP values
• Improved logic for setting GPSLatitude/LongitudeRef values when writing
• Changed -json and -php options so the -a option is implied even without the -g option
• Avoid extracting audio/video data from AVI videos when -ee -u is used
• Patched decoding of Canon ContinuousShootingSpeed for newer firmware versions of the EOS-1DXmkIII
• Re-worked LensID patch of version 12.00 (github issue #51)
• Fixed a few typos in newly-added NikonSettings tags (thanks Herb)
• Fixed problem where group could not be specified for PNG-pHYs tags when writing

• Extract another form of video subtitle text
• Enhanced -ee option with -ee2 and -ee3 to allow parsing of the H264 video stream in MP4 files
• Changed a Nikon FlashMode value
• Fixed problem that caused a failed DPX test on Strawberry Perl
• API Changes:
  • Enhanced ExtractEmbedded option

• Added a couple of new Sony LensType values (thanks LibRaw and Jos Roost)
• Added a new Nikon FlashMode value (thanks Mike)
• Decode NikonSettings (thanks Warren Hatch)
• Decode thermal information from DJI RJPEG images
• Fixed extra newline in -echo3 and -echo4 outputs added in version 12.10
• Fixed out-of-memory problem when writing some very large PNG files under Windows

• Added support for 2 more types of timed GPS in video files (that makes 49 different formats now supported)
• Added validity check for PDF trailer dictionary Size
• Added a new Pentax LensType
• Extract metadata from Jpeg2000 Association box
• Changed -g:XX:YY and -G:XX:YY options to show empty strings for non-existent groups
• Patched to issue warning and avoid writing date/time values with a zero month or day number
• Patched to avoid runtime warnings if trying to set FileName to an empty string
• Fixed issue that could cause GPS test number 12 to fail on some systems
• Fixed problem extracting XML as a block from Jpeg2000 images, and extract XML tags in the XML group instead of XMP

• Added -i HIDDEN option to ignore files with names that start with "."
• Added a few new Nikon ShutterMode values (thanks Jan Škoda)
• Added ability to write Google GCamera MicroVideo XMP tags
• Add time zone automatically to most string-based QuickTime date/time tags when writing unless the PrintConv option is disabled
• Decode a new Sony tag (thanks LibRaw)
• Changed behaviour when writing only pseudo tags to return an error and avoid writing any other tags if writing FileName fails
• Print "X image files read" message even if only 1 file is read when at least one other file has failed the -if condition

• Added ability to geotag from DJI CSV log files
• Added a new CanonModelID
• Added a couple of new Sony LensType values (thanks LibRaw)
• Enhanced -csvDelim option to allow "\t", "\n", "\r" and "\\"
• Unescape "\b" and "\f" in imported JSON values
• Fixed bug introduced in 12.10 which generated a "Not an integer" warning when attempting to shift some QuickTime date/time tags
• Fixed shared-write permission problem with -@ argfile when using -stay_open and a filename containing special characters on Windows

• Added -csvDelim option
• Added new Canon and Olympus LensType values (thanks LibRaw)
• Added a warning if ICC_Profile is deleted from an image (github issue #63)
• EndDir() function for -if option now works when -fileOrder is used
• Changed FileSize conversion to use binary prefixes since that is how the conversion is currently done (eg. MiB instead of MB)
• Patched -csv option so columns aren't resorted when using -G option and one of the tags is missing from a file
• Fixed incompatiblity with Google Photos when writing UserData:GPSCoordinates to MP4 videos
• Fixed problem where the tags available in a -p format string were limited to the same as the -if[NUM] option when NUM was specified
• Fixed incorrect decoding of SourceFileIndex/SourceDirectoryIndex for Ricoh models

• Added -validate test for proper TIFF magic number in JPEG EXIF header
• Added support for Nikon Z7 LensData version 0801
• Added a new XMP-GPano tag
• Decode ColorData for the Canon EOS 1DXmkIII (thanks LibRaw)
• Decode more tags for the Sony ILCE-7SM3 (thanks Jos Roost)
• Automatically apply QuickTimeUTC option for CR3 files
• Improved decoding of XAttrMDLabel from MacOS files
• Ignore time zones when writing date/time values and using the -d option
• Enhanced -echo3 and -echo4 options to allow exit status to be returned
• Changed -execute so the -q option no longer suppresses the "{ready}" message when a synchronization number is used (eg. -execute123)

• Added ability to copy CanonMakerNotes from CR3 images to other file types
• Added read support for ON1 presets file (.ONP)
• Added two new CanonModelID values
• Added trailing "/" when writing QuickTime:GPSCoordinates
• Added a number of new XMP-crs tags
• Added a new Sony LensType (thanks Jos Roost)
• Added a new Nikon Z lens (thanks LibRaw)
• Added a new Canon LensType
• Decode ColorData for Canon EOS R5/R6
• Decode a couple of new HEIF tags
• Decode FirmwareVersion for Canon M50
• Improved decoding of Sony CreativeStyle tags (thanks Jos Roost)
• Improved parsing of Radiance files to recognize comments
• Renamed GIF AspectRatio tag to PixelAspectRatio
• Patched EndDir() feature so subdirectories are always processed when -r is used (previously, EndDir() would end processing of a directory completely)
• Yet another tweak to the EventTime formatting rules (also allow time-only values with fractional seconds and a time zone)
• Avoid loading GoPro module unnecessarily when reading MP4 videos from some other cameras
• Fixed problem with an incorrect naming of CodecID tags in some MKV videos
• Fixed verbose output to avoid "adding" messages for existing flattened XMP tags

• Added read support for MacOS "._" sidecar files
• Added a new Sony LensType (thanks Jos Roost)
• Recognize Mac OS X xattr files
• Extract ThumbnailImage from MP4 videos of more dashcam models
• Improved decoding of a number of Sony tags (thanks Jos Roost)
• Fixed problem where the special -if EndDir() function didn't work properly for directories after the one in which it was initially called
• Patched to read DLL files which don't have a .rsrc section (thanks Hank)
• Patched to support new IGC date format when geotagging
• Patched to read DLL files with an invalid size in the header

• Added support for GoPro .360 videos
• Added some new Canon RF and Nikkor Z lenses (thanks LibRaw)
• Added some new Sony LensType and CreativeStyle values and decode some ILCE-7C tags (thanks Jos Roost)
• Added a number of new Olympus SceneMode values (thanks Herb)
• Added a new Nikon LensID
• Decode more timed metadata from Insta360 videos (thanks Thomas Allen)
• Decode timed GPS from videos of more Garmin dashcam models
• Decode a new GoPro video tag
• Reformat time-only EventTime values when writing and prevent arbitrary strings from being written
• Patched to accept backslashes in SourceFile entries for -csv option

• Added read support for Lyrics3 metadata (and fixed problem where APE metadata may be ignored if Lyrics3 exists)
• Added a new Panasonic VideoBurstMode value (thanks Klaus Homeister)
• Added a new Olympus MultipleExposureMode value
• Added a new Nikon LensID
• Added back conversions for XMP-dwc EventTime that were removed in 12.04 with a patch to allow time-only values
• Decode GIF AspectRatio
• Decode Olympus FocusBracketStepSize (thanks Karsten)
• Extract PNG iDOT chunk in Binary format with the name AppleDataOffsets
• Process PNG images which do not start with mandatory IHDR chunk

• Added a new Panasonic SelfTimer value (thanks Herb)
• Decode a few more DPX tags (thanks Harry Mallon)
• Extract AIFF APPL tag as ApplicationData
• Fixed bug writing QuickTime ItemList 'gnre' Genre values
• Fixed an incorrect value for Panasonic VideoBurstResolution (thanks Herb)
• Fixed problem when applying a time shift to some invalid makernote date/time values

• Added read support for Zeiss ZISRAW CZI files
• Added some new values for a couple of Olympus tags (thanks Sebastian)
• Decode a number of new tags for the Sony ILCE-7SM3 (thanks Jos Roost)
• Removed formatting restrictions on XMP-dwc:EventTime to allow a time-only value to be written
• Moved new QuckTime ItemList tags added in version 12.02 to the proper group (they were incorrectly added to the Keys group)
• Improved QuickTime -v3 output to show default language codes
• Patched -lang option to work for the values of somet tags with coded translations
• Patched the format of a number of QuickTime tags when writing for improved compatibility with iTunes and AtomicParsley
• Patched to write a default QuickTime language code of 0x0000 (null) instead of 0x55c4 ('und')

• Added family 7 group names to allow tag ID's to be specified when reading and writing
• Fixed a couple of typos in tag values (thanks Herb)
• API Changes:
  • Added HexTagIDs option
  • Enhanced GetNewValue() to allow family 7 groups names to be used
• Internal Changes:
  • Changed Composite tag ID's to use "-" instead of "::" as a separator

• Added support for a number of new QuickTime ItemList tags
• Added support for writing XMP-xmp:RatingPercent
• Added a new Sony LensType (thanks Jos Roost and LibRaw)
• Added a new Pentax LensType (thanks James O'Neill)
• Decode barcodes from Ricoh APP5 RMETA segment
• Decode a few new QuickTime tags written by Ricoh and Garmin cameras
• Decode timed GPS from Sony A7R IV MP4 videos
• Decode timed GPS from 70mai dashcam videos
• Decode a few new Panasonic tags (thanks Klaus Homeister)
• Decode altitude and more accurate latitude/longitude from Transcend Driver Pro 230 MP4 videos
• Improved decoding of some Canon EOS 1DXmkIII custom functions
• Allow integer QuickTime TrackNumber and DiskNumber values
• Relax validity check of QuickTime:ContentCreateDate when writing with -n
• Removed "Com" from the start of some unknown QuickTime ItemList tag names
• Patched CanonCustom decoding for bug in Canon EOS-1DX firmware
• Changed QuickTime CleanAperture tags decode as signed rationals

• Added a new NEFCompression value (thanks Warren Hatch)
• Added a new Sony LensType (thanks Jos Roost)
• Decode timed GPS from Rove Stealth 4K dashcam videos
• Fixed bug which would corrupt TIFF images with 16-bit image data offsets when writing (these are very rare)

• Added two new Olympus LensTypes (thanks Don Komarechka for one)
• Added two new Sony LensType values (thanks Jos Roost)
• Added a few new Nikon LensID's (thanks Mathieu Carbou)
• Added support for the Sony ZV-1 (thanks Jos Roost)
• Added a new CanonModelID (thanks Jos Roost)
• Added missing MimeType values for HEICS and HEIFS files
• Added definitions for a number of new XMP-crs tags
• Recognize WOFF and WOFF2 font files
• Decode streaming GPS from Roadhawk, EEEkit and 360Fly MP4 videos
• Decode a number of new tags for the Nikon D6 (thanks Warren Hatch)
• Decode a couple more AF tags for the D500/D850
• Decode a number of new Panasonic tags
• Improved Composite LensID logic (thanks Matt Stancliff)
• Enhanced -v option to state when a directory has 0 entries
• Removed a couple of incorrect Validate warnings for bilevel TIFF images
• Drop ContrastCurve tag when copying from NEF to JPEG
• Changed -csv output to add "Unknown" group name to column headings for missing tags when -f and -G options are used
• Patched to support new XMP LensID format for Nikon cameras as written by Apple Photos (thanks Mattsta)
• Fixed problem extracting metadata from Sigma DP2 Quattro X3F files
• Fixed End() and EndDir() functions so they work when writing and when the -v option is used
• Fixed problem recognizing some PGM files
• Fixed bug in offsets for some Photoshop information in -v3 output
• Fixed problem writing a list containing empty elements inside an XMP structure
• API Changes:
  • Added NoMultiExif option
  • Changed FilterW option to not write tag if $_ is set to undef

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