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Added MozJPEG documentation #8699

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Jan 17, 2025
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1 change: 1 addition & 0 deletions docs/reference/features.rst
Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,7 @@ Feature version numbers are available only where stated.
Support for the following features can be checked:

* ``libjpeg_turbo``: (compile time) Whether Pillow was compiled against the libjpeg-turbo version of libjpeg. Compile-time version number is available.
* ``mozjpeg``: (compile time) Whether Pillow was compiled against the MozJPEG version of libjpeg. Compile-time version number is available.
* ``zlib_ng``: (compile time) Whether Pillow was compiled against the zlib-ng version of zlib. Compile-time version number is available.
* ``raqm``: Raqm library, required for ``ImageFont.Layout.RAQM`` in :py:func:`PIL.ImageFont.truetype`. Run-time version number is available for Raqm 0.7.0 or newer.
* ``libimagequant``: (compile time) ImageQuant quantization support in :py:func:`PIL.Image.Image.quantize`. Run-time version number is available.
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11 changes: 8 additions & 3 deletions docs/releasenotes/11.2.0.rst
Original file line number Diff line number Diff line change
Expand Up @@ -44,10 +44,15 @@ TODO
API Additions
=============

TODO
^^^^
Check for MozJPEG
^^^^^^^^^^^^^^^^^

TODO
You can check if Pillow has been built against the MozJPEG version of the
libjpeg library, and what version of MozJPEG is being used::

from PIL import features
features.check_feature("mozjpeg") # True or False
features.version_feature("mozjpeg") # "4.1.1" for example, or None

Other Changes
=============
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