Python PIL.Image 模块,getmodebase() 实例源码
我们从Python开源项目中,提取了以下31个代码示例,用于说明如何使用PIL.Image.getmodebase()。
def getcolor(color, mode):
"""
Same as :py:func:`~PIL.ImageColor.getrgb`,but converts the RGB value to a
greyscale value if the mode is not color or a palette image. If the string
cannot be parsed,this function raises a :py:exc:`ValueError` exception.
.. versionadded:: 1.1.4
:param color: A color string
:return: ``(graylevel [,alpha]) or (red,green,blue[,alpha])``
"""
# same as getrgb,but converts the result to the given mode
color, alpha = getrgb(color), 255
if len(color) == 4:
color, alpha = color[0:3], color[3]
if Image.getmodebase(mode) == "L":
r, g, b = color
color = (r*299 + g*587 + b*114)//1000
if mode[-1] == 'A':
return (color, alpha)
else:
if mode[-1] == 'A':
return color + (alpha,)
return color
def show(self, image, **options):
# save temporary image to disk
if image.mode[:4] == "I;16":
# @PIL88 @PIL101
# "I;16" isn't an 'official' mode,but we still want to
# provide a simple way to show 16-bit images.
base = "L"
# FIXME: auto-contrast if max() > 255?
else:
base = Image.getmodebase(image.mode)
if base != image.mode and image.mode != "1":
image = image.convert(base)
return self.show_image(image, **options)
# hook methods
def show(self,but we still want to
# provide a simple way to show 16-bit images.
base = "L"
# FIXME: auto-contrast if max() > 255?
else:
base = Image.getmodebase(image.mode)
if base != image.mode and image.mode != "1" and image.mode != "RGBA":
image = image.convert(base)
return self.show_image(image, **options)
# hook methods
def __init__(self, size=None):
if hasattr(image, "mode") and hasattr(image, "size"):
mode = image.mode
size = image.size
else:
mode = image
image = None
if mode not in ["1", "L", "P", "RGB"]:
mode = Image.getmodebase(mode)
self.image = Image.core.display(mode, size)
self.mode = mode
self.size = size
if image:
self.paste(image)
def __init__(self, image=None, size=None, **kw):
# Tk compatibility: file or data
if image is None:
if "file" in kw:
image = Image.open(kw["file"])
del kw["file"]
elif "data" in kw:
from io import BytesIO
image = Image.open(BytesIO(kw["data"]))
del kw["data"]
if hasattr(image, "size"):
# got an image instead of a mode
mode = image.mode
if mode == "P":
# palette mapped data
image.load()
try:
mode = image.palette.mode
except AttributeError:
mode = "RGB" # default
size = image.size
kw["width"], kw["height"] = size
else:
mode = image
image = None
if mode not in ["1", "RGB", "RGBA"]:
mode = Image.getmodebase(mode)
self.__mode = mode
self.__size = size
self.__photo = tkinter.PhotoImage(**kw)
self.tk = self.__photo.tk
if image:
self.paste(image)
def __init__(self, size)
self.mode = mode
self.size = size
if image:
self.paste(image)
def __init__(self, **kw):
# Tk compatibility: file or data
if image is None:
image = _get_image_from_kw(kw)
if hasattr(image, "RGBA"]:
mode = Image.getmodebase(mode)
self.__mode = mode
self.__size = size
self.__photo = tkinter.PhotoImage(**kw)
self.tk = self.__photo.tk
if image:
self.paste(image)
def __init__(self, size)
self.mode = mode
self.size = size
if image:
self.paste(image)
def __init__(self, "RGBA"]:
mode = Image.getmodebase(mode)
self.__mode = mode
self.__size = size
self.__photo = tkinter.PhotoImage(**kw)
self.tk = self.__photo.tk
if image:
self.paste(image)
def __init__(self, size)
self.mode = mode
self.size = size
if image:
self.paste(image)
def __init__(self, "RGBA"]:
mode = Image.getmodebase(mode)
self.__mode = mode
self.__size = size
self.__photo = tkinter.PhotoImage(**kw)
self.tk = self.__photo.tk
if image:
self.paste(image)
def __init__(self, size)
self.mode = mode
self.size = size
if image:
self.paste(image)
def __init__(self, "RGBA"]:
mode = Image.getmodebase(mode)
self.__mode = mode
self.__size = size
self.__photo = tkinter.PhotoImage(**kw)
self.tk = self.__photo.tk
if image:
self.paste(image)
def __init__(self, size)
self.mode = mode
self.size = size
if image:
self.paste(image)
def __init__(self, "RGBA"]:
mode = Image.getmodebase(mode)
self.__mode = mode
self.__size = size
self.__photo = tkinter.PhotoImage(**kw)
self.tk = self.__photo.tk
if image:
self.paste(image)
def __init__(self, size)
self.mode = mode
self.size = size
if image:
self.paste(image)
def __init__(self, "RGBA"]:
mode = Image.getmodebase(mode)
self.__mode = mode
self.__size = size
self.__photo = tkinter.PhotoImage(**kw)
self.tk = self.__photo.tk
if image:
self.paste(image)
版权声明:本文内容由互联网用户自发贡献,该文观点与技术仅代表作者本人。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如发现本站有涉嫌侵权/违法违规的内容, 请发送邮件至 dio@foxmail.com 举报,一经查实,本站将立刻删除。