Jpegoptim Changelog
What's new in Jpegoptim 1.3.0
Mar 21, 2013- Support for progressive JPEGs has been added (fixes a long standing "bug" of progressive JPEGs becoming non-progressive during optimization).
- New options --all-normal and --all-progressive for converting JPEGs to non-progressive and progressive.
- A new -S / --size option to set the target size for the output file.
New in Jpegoptim 1.2.5 (Mar 14, 2013)
- Safer temp file handling (if mkstemps() is available, and a patch to make "quiet mode" (-q) be quiet.
New in Jpegoptim 1.2.4 (Apr 11, 2011)
- The -T/--threshold option was added to set the minimum optimization gain needed before a file is optimized.
- The default is to optimize if gain is even just one byte.
- Some minor fixes were also done.