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Update release notes: Add mask parameter to autocontrast

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Hugo van Kemenade 2020-08-19 16:33:23 +03:00 committed by GitHub
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@ -50,6 +50,14 @@ Add MIME type to PsdImagePlugin
API Additions API Additions
============= =============
ImageOps.autocontrast: add mask parameter
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
:py:func:`.ImageOps.autocontrast` can now take a ``mask`` parameter:
* Histogram used in contrast operation is computed using pixels within the mask.
If no mask is given the entire image is used for histogram computation.
ImageOps.autocontrast cutoffs ImageOps.autocontrast cutoffs
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^