mirror of
https://github.com/python-pillow/Pillow.git
synced 2025-10-25 05:01:26 +03:00
ad784eb808
This is Christoph Gohlke's test suite from his personal PIL package found at http://www.lfd.uci.edu/~gohlke/pythonlibs/. This is just to bring it in as a separate commit. Future commits will align it with Pillow.
56 lines
1.8 KiB
Python
56 lines
1.8 KiB
Python
from tester import *
|
|
|
|
from PIL import Image
|
|
from PIL import ImageOps
|
|
from PIL import ImageFilter
|
|
|
|
im = Image.open("Images/lena.ppm")
|
|
|
|
def test_ops_api():
|
|
|
|
i = ImageOps.gaussian_blur(im, 2.0)
|
|
assert_equal(i.mode, "RGB")
|
|
assert_equal(i.size, (128, 128))
|
|
# i.save("blur.bmp")
|
|
|
|
i = ImageOps.usm(im, 2.0, 125, 8)
|
|
assert_equal(i.mode, "RGB")
|
|
assert_equal(i.size, (128, 128))
|
|
# i.save("usm.bmp")
|
|
|
|
def test_filter_api():
|
|
|
|
filter = ImageFilter.GaussianBlur(2.0)
|
|
i = im.filter(filter)
|
|
assert_equal(i.mode, "RGB")
|
|
assert_equal(i.size, (128, 128))
|
|
|
|
filter = ImageFilter.UnsharpMask(2.0, 125, 8)
|
|
i = im.filter(filter)
|
|
assert_equal(i.mode, "RGB")
|
|
assert_equal(i.size, (128, 128))
|
|
|
|
def test_usm():
|
|
|
|
usm = ImageOps.unsharp_mask
|
|
assert_exception(ValueError, lambda: usm(im.convert("1")))
|
|
assert_no_exception(lambda: usm(im.convert("L")))
|
|
assert_exception(ValueError, lambda: usm(im.convert("I")))
|
|
assert_exception(ValueError, lambda: usm(im.convert("F")))
|
|
assert_no_exception(lambda: usm(im.convert("RGB")))
|
|
assert_no_exception(lambda: usm(im.convert("RGBA")))
|
|
assert_no_exception(lambda: usm(im.convert("CMYK")))
|
|
assert_exception(ValueError, lambda: usm(im.convert("YCbCr")))
|
|
|
|
def test_blur():
|
|
|
|
blur = ImageOps.gaussian_blur
|
|
assert_exception(ValueError, lambda: blur(im.convert("1")))
|
|
assert_no_exception(lambda: blur(im.convert("L")))
|
|
assert_exception(ValueError, lambda: blur(im.convert("I")))
|
|
assert_exception(ValueError, lambda: blur(im.convert("F")))
|
|
assert_no_exception(lambda: blur(im.convert("RGB")))
|
|
assert_no_exception(lambda: blur(im.convert("RGBA")))
|
|
assert_no_exception(lambda: blur(im.convert("CMYK")))
|
|
assert_exception(ValueError, lambda: blur(im.convert("YCbCr")))
|