94 lines
4.6 KiB
Markdown
94 lines
4.6 KiB
Markdown
**Version 0.13.0**
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- Fix bug in certain PNG headers when reducing color type ([#52](https://github.com/shssoichiro/oxipng/issues/52))
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- [SEMVER_MAJOR] Reduction functions now take `&mut PngData` and return a `bool` indicating whether the image was reduced
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- Bump minimum required rust version to 1.11.0
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**Version 0.12.0**
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- Performance optimizations
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- Fix processing filenames that contain commas (@aliceatlas [#50](https://github.com/shssoichiro/oxipng/pull/50))
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- [SEMVER_MINOR] Add zopfli option (-Z), disabled by default. Gives about 10% better compression, but is currently 50-100x slower.
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**Version 0.11.0**
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- [SEMVER_MAJOR] Bump minimum rustc version to 1.9.0, required by dependencies
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- [SEMVER_MINOR] Allow calling optimization presets via crate using `Options::from_preset`
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- [SEMVER_MAJOR] Return proper `PngError` type which implements `std::error::Error` from `Result`s
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- [SEMVER_MAJOR] Rename module `deflate::deflate` to `deflate`
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- Performance optimizations
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**Version 0.10.0**
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- [SEMVER_MINOR] Make clap and regex dependencies optional
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- Enabled by default, needed for executable build; can be disabled for use in crates
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- Remove reduction from palette to grayscale, which was not working and provided minimal benefit
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**Version 0.9.0**
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- [SEMVER_MAJOR] Significant refactoring of modules
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- Use `itertools` to cleanup areas of code
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- Use multiple threads for filtering trials
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**Version 0.8.2**
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- Fix issue where images smaller than 4px width would crash on interlacing ([#42](https://github.com/shssoichiro/oxipng/issues/42))
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**Version 0.8.1**
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- Minor optimizations
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- Fix issue where interlaced images with certain widths would fail to optimize
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**Version 0.8.0**
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- [SEMVER_MINOR] Add support for optimizing PNGs already loaded into memory via library function
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**Version 0.7.0**
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- Minor compression improvement on interlaced images
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- Performance optimizations
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- [SEMVER_MINOR] Move default Options into a Default impl
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- [SEMVER_MINOR] Add option for setting number of threads ([#39](https://github.com/shssoichiro/oxipng/issues/39))
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**Version 0.6.0**
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- Fix issue where output directory would not be created if it did not exist
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- Use miniz for compression strategies where it outperforms zlib
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- [SEMVER_MINOR] Partially implement -p / --preserve, as far as stable Rust will allow for now
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- [SEMVER_MINOR] Implement --fix to ignore CRC errors and recalculate correct CRC in output
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**Version 0.5.0**
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- [SEMVER_MINOR] Palette entries can now reduced, on by default ([#11](https://github.com/shssoichiro/oxipng/issues/11))
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- Don't report that we are in pretend mode if verbosity is set to none
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- Add cargo bench suite ([#7](https://github.com/shssoichiro/oxipng/issues/7))
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**Version 0.4.0**
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- Performance optimizations
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- [SEMVER_MAJOR] `-s` automatically infers `--strip safe` ([#31](https://github.com/shssoichiro/oxipng/issues/31))
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- Update byteorder and clap crates
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- Fix issue where interlaced images incorrectly applied filters on the first line of a pass
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**Version 0.3.0**
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- Properly decode interlaced images
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- [SEMVER_MINOR] Allow converting between progressive and interlaced images ([#3](https://github.com/shssoichiro/oxipng/issues/3))
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- Fix a bug that would cause oxipng to crash on very small images
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**Version 0.2.2**
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- Limit number of threads to 1.5x number of cores
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- Significantly improve memory usage, especially with high optimization levels. ([#32](https://github.com/shssoichiro/oxipng/issues/32))
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- Refactor output code ([#19](https://github.com/shssoichiro/oxipng/issues/19))
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**Version 0.2.1**
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- Add rustdoc for public methods and structs
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- Improve filter mode 5 heuristic ([#16](https://github.com/shssoichiro/oxipng/issues/16))
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- Add tests for edge-case images with subtitles ([#29](https://github.com/shssoichiro/oxipng/issues/29))
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**Version 0.2.0**
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- Fix program version that is displayed when running `oxipng -V`
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- Ensure `--quiet` mode is actually quiet (@SethDusek [#20](https://github.com/shssoichiro/oxipng/pull/20))
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- Write status/debug information to stderr instead of stdout
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- Use heuristics to determine best combination for `-o1` ([#21](https://github.com/shssoichiro/oxipng/issues/21))
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- [SEMVER_MAJOR] Allow 'safe', 'all', or comma-separated list as options for `--strip`
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- [SEMVER_MINOR] Add `-s` alias for `--strip`
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**Version 0.1.1**
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- Fix `oxipng *` writing all input files to one output file ([#15](https://github.com/shssoichiro/oxipng/issues/15))
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**Version 0.1.0**
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- Initial beta release
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- Reduce color type and bit depth
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- Recompress with zlib
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- Multithreading
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- Strip headers option
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- Backup file before writing option
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- Write to stdout option
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