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Releases: mozilla/mozjpeg

v4.1.1

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Updated to libjpeg-turbo 2.1.3

v4.0.3

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Automated build using Appveyor

v4 = libjpeg-turbo v2

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Rebased MozJPEG changes on libjpeg-turbo v2, which includes lots of bug fixes and performance improvements.

Because libjpeg-turbo has switched to cmake, MozJPEG has too. MozJPEG can now be built using either cmake or Cargo.

v4.0.1-rc2

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Automated build using Appveyor

MozJPEG v4

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MozJPEG v4 Pre-release
Pre-release

All the changes come from libjpeg-turbo.

  • Up-to-date with libjpeg-turbo v2
  • Switched build system from autotools to cmake

v3.3.1

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Updated libjpeg-turbo

v3.2

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  • Updated to libjpeg-turbo 1.5.0.
  • Fixed interaction of JINT_DC_SCAN_OPT_MODE and JBOOLEAN_OPTIMIZE_SCANS (#249)
  • #define JPEG_C_PARAM_SUPPORTED 1 for easier interoperability with stock libjpeg
  • Minor bugfixes in yuvjpeg/jpegyuv test helper tools.
  • the cjpeg demo tool guesses default -sample setting from -quality

Updated to libjpeg-turbo 1.5

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Pre-release
  • Updated to libjpeg-turbo 1.5.0.
  • Minor bugfixes in yuvjpeg/jpegyuv test helper tools.

mozjpeg v3.1

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  • Improved effectiveness of DC trellis in high-quality images
  • Fixed DC overflow caused by overshoot deringing feature
  • Fixed reading of 16-bit PNG images
  • Fixed memory leaks in jpegyuv and jpegtran utilities
  • Added cjpeg -quant-baseline option to reduce size of quantization tables
  • Merged patches up to libjpeg-turbo r1482

mozjpeg v3.0

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NOTE: This release includes significant changes to the mozjpeg ABI in order to return to ABI compatibility with libjpeg-turbo. See the file ‘README-mozilla.txt’ for more information.

  • mozjpeg is now backward ABI-compatible with libjpeg-turbo. See ‘README-mozilla.txt’ for more information.
  • DC trellis quantization (compression improvement)
  • Merge successive DQT (FFDB) and DHT (FFC4) markers in a single marker (compression improvement)
  • Deringing for black-on-white text
  • Option to select quantization tables
  • New cjpeg flag ‘-version’ to obtain version
  • PNG input support for cjpeg
  • Various other improvements from syncing with latest libjpeg-turbo code