PNG/Exif

Exif | PNG > PNG/Exif

zTXt

• The Metadata in PNG files
  • http://dev.exiv2.org/projects/exiv2/wiki/The_Metadata_in_PNG_files

eXIf

• http://www.simplesystems.org/png-group/proposals/eXIf/

• PNG Proposed eXIf chunk, draft 2017-02-13
  • http://www.simplesystems.org/png-group/proposals/eXIf/history/png-proposed-eXIf-chunk-2017-02-13.html
  • http://www.simplesystems.org/png-group/proposals/eXIf/png-proposed-eXIf-chunk-2017-06-15.html

• http://www.simplesystems.org/users/glennrp/eXIf/ (README.txt)

zXIf

• Author Topic: Add support for new png eXIf chunk (standard exif for png) (Read 310 times)
  • http://u88.n24.queensu.ca/exiftool/forum/index.php?topic=8054.0