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Describe the effect of brightness and contrast factors above 1

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Andrew Murray 2023-04-04 14:59:26 +10:00
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docs/reference/ImageEnhance.rst
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@ -59,15 +59,17 @@ method:
This class can be used to control the contrast of an image, similar to the
contrast control on a TV set. An
:ref:`enhancement factor <enhancement-factor>` of 0.0 gives a solid grey
image. A factor of 1.0 gives the original image.
image, a factor of 1.0 gives the original image, and greater values
increase the contrast of the image.
.. py:class:: Brightness(image)
Adjust image brightness.
This class can be used to control the brightness of an image. An
:ref:`enhancement factor <enhancement-factor>` of 0.0 gives a black image.
A factor of 1.0 gives the original image.
:ref:`enhancement factor <enhancement-factor>` of 0.0 gives a black image,
a factor of 1.0 gives the original image, and greater values increase the
brightness of the image.
.. py:class:: Sharpness(image)