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Pass core image object to _init()

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This commit is contained in:
Andrew Murray 2023-10-13 21:53:24 +11:00
parent 54792a48f1
commit 50a5bc8f9e
1 changed files with 25 additions and 23 deletions
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48
src/PIL/Image.py
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@ -514,23 +514,22 @@ class Image:
self._exif = None
@classmethod
def _init(cls):
def _init(cls, im):
self = cls.__new__(cls)
self._prepare()
self.im = im
self._mode = im.mode
self._size = im.size
if im.mode in ("P", "PA"):
from . import ImagePalette
self.palette = ImagePalette.ImagePalette()
return self
def _new(self, im):
new = Image._init()
new.im = im
new._mode = im.mode
new._size = im.size
if im.mode in ("P", "PA"):
if self.palette:
new.palette = self.palette.copy()
else:
from . import ImagePalette
new.palette = ImagePalette.ImagePalette()
new = Image._init(im)
if im.mode in ("P", "PA") and self.palette:
new.palette = self.palette.copy()
new.info = self.info.copy()
return new
@ -2887,7 +2886,7 @@ class ImageTransformHandler:
def _wedge():
"""Create greyscale wedge (for debugging only)"""
return Image._init()._new(core.wedge("L"))
return Image._init(core.wedge("L"))
def _check_size(size):
@ -2931,7 +2930,7 @@ def new(mode, size, color=0):
if color is None:
# don't initialize
return Image._init()._new(core.new(mode, size))
return Image._init(core.new(mode, size))
if isinstance(color, str):
# css3-style specifier
@ -2940,14 +2939,17 @@ def new(mode, size, color=0):
color = ImageColor.getcolor(color, mode)
im = Image._init()
rgb_color = None
if mode == "P" and isinstance(color, (list, tuple)) and len(color) in [3, 4]:
# RGB or RGBA value for a P image
from . import ImagePalette
rgb_color = color
im.palette = ImagePalette.ImagePalette()
color = im.palette.getcolor(color)
return im._new(core.fill(mode, size, color))
# This will be the first color allocated to the palette
color = 0
im = Image._init(core.fill(mode, size, color))
if rgb_color:
im.palette.getcolor(rgb_color)
return im
def frombytes(mode, size, data, decoder_name="raw", *args):
@ -3560,7 +3562,7 @@ def effect_mandelbrot(size, extent, quality):
(x0, y0, x1, y1).
:param quality: Quality.
"""
return Image._init()._new(core.effect_mandelbrot(size, extent, quality))
return Image._init(core.effect_mandelbrot(size, extent, quality))
def effect_noise(size, sigma):
@ -3571,7 +3573,7 @@ def effect_noise(size, sigma):
(width, height).
:param sigma: Standard deviation of noise.
"""
return Image._init()._new(core.effect_noise(size, sigma))
return Image._init(core.effect_noise(size, sigma))
def linear_gradient(mode):
@ -3580,7 +3582,7 @@ def linear_gradient(mode):
:param mode: Input mode.
"""
return Image._init()._new(core.linear_gradient(mode))
return Image._init(core.linear_gradient(mode))
def radial_gradient(mode):
@ -3589,7 +3591,7 @@ def radial_gradient(mode):
:param mode: Input mode.
"""
return Image._init()._new(core.radial_gradient(mode))
return Image._init(core.radial_gradient(mode))
# --------------------------------------------------------------------