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ChangeLog
List of important changes in each release.
Changes from v2.0-rc6 → v2.0-rc8 (2008-04-10)
- Fix bug skipping over extra IDAT data
- Fix bug with tRNS chunk in paletted images
- Fix CRC calculation bug
- Allow multiple private chunks
- Some low-level changes needed by APNG code
(skipped rc7)
Changes from v2.0-rc5 → v2.0-rc6 (2006-12-01)
- Fix bugs found by FindBugs
- Change chunk read method to use DataInput instead of PngInputStream
- Fix stereo chunk parsing
- Fix compressed iTXt parsing
- Remove PngChunk, fold constants into PngConstants
- Add suite of broken images, for test coverage
Changes from v2.0-rc4 → v2.0-rc5 (2006-06-12)
- Added PngConfig.READ_EXCEPT_METADATA
- Better progressive performance
- Support image source region
- Reduced number of classes to make jar smaller
- Use ProGuard to make jar smaller
- Eliminate all use of reflection
- Combine ext package into main package
- Support new sTER registered chunk
- Performance improvements
- Removed get/setUserExponent from configuration
- Removed support for limiting pass decoding
- Use Builder pattern for PngConfig to make configuration immutable
Changes from v2.0-rc3 → v2.0-rc4 (2006-04-05)
- Java IIO-compatible plugin (thanks to Dimitri Koussa)
- Change sBIT to use byte[] instead of int[]
- Support decimation subsampling
- Support limiting decoding of passes to a particular range
Changes from v2.0-rc2 → v2.0-rc3 (2005-10-07)
- Fix decoding when there is leftover IDAT data
- Move some methods from PngConfig to PngImage
- Add handleProgress methods to PngImage
- Support abort from handleFrame, handleProgress
Changes from v2.0-rc1 → v2.0-rc2 (2005-09-14)
- Fixed a buffering bug in PngInputStream
- Made PngImage implement java.awt.Transparency
Changes from v1.3.0 → v2.0-rc1 (2005-08-05)
- Complete rewrite, now requires Java 1.2 or higher
- Uses the modern BufferedImage-based Java APIs
- Decoded images use less memory
- Smaller jar file (under 35K)
- Access to raw image data
- 16-bit images do not have to be reduced to 8-bit
- Faster decoding
- License changed from LGPL to GPL-with-library-exception (the same as the GNU Classpath project)
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