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Reword the handbook entries to make explicit reference to RCT and ICT

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scaramallion 2021-05-16 10:57:30 +10:00 committed by Hugo van Kemenade
parent 4e7f041795
commit 74d7319c66
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10
docs/handbook/image-file-formats.rst
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@ -506,10 +506,12 @@ The :py:meth:`~PIL.Image.Image.save` method supports the following options:
Defaults to ``False``, which uses the lossless DWT 5-3.
**mct**
If ``1`` then apply multiple component transformation when encoding,
otherwise use ``0`` for no component transformation (default). MCT works
best with a ``mode`` of ``RGB`` and is only applied when the image data has
3 components.
If ``1`` then enable multiple component transformation when encoding,
otherwise use ``0`` for no component transformation (default). If MCT is
enabled and ``irreversible`` is ``True`` then the Reversible Color
Transformation will be applied, otherwise encoding will use the
Irreversible Color Transformation. MCT works best with a ``mode`` of
``RGB`` and is only applicable when the image data has 3 components.
**progression**
Controls the progression order; must be one of ``"LRCP"``, ``"RLCP"``,