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putpalette() rawmode may be modes that can be unpacked to RGB

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Andrew Murray 2021-07-25 16:32:59 +10:00
parent 68c5f2dce1
commit 89ab20fd15
1 changed files with 11 additions and 6 deletions
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src/PIL/Image.py
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@ -1751,14 +1751,19 @@ class Image:
Attaches a palette to this image. The image must be a "P", "PA", "L" Attaches a palette to this image. The image must be a "P", "PA", "L"
or "LA" image. or "LA" image.
The palette sequence must contain at most 768 integer values, or 1024 The palette sequence must contain at most 256 colors, made up of one
integer values if alpha is included. Each group of values represents integer value for each channel in the raw mode.
the red, green, blue (and alpha if included) values for the For example, if the raw mode is "RGB", then it can contain at most 768
corresponding pixel index. Instead of an integer sequence, you can use values, made up of red, green and blue values for the corresponding pixel
an 8-bit string. index in the 256 colors.
If the raw mode is "RGBA", then it can contain at most 1024 values,
containing red, green, blue and alpha values.
Alternatively, an 8-bit string may be used instead of an integer sequence.
:param data: A palette sequence (either a list or a string). :param data: A palette sequence (either a list or a string).
:param rawmode: The raw mode of the palette. :param rawmode: The raw mode of the palette. Either "RGB", "RGBA", or a
mode that can be transformed to "RGB" (e.g. "R", "BGR;15", "RGBA;L").
""" """
from . import ImagePalette from . import ImagePalette