mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-11-11 12:17:14 +03:00
42 lines
869 B
Python
42 lines
869 B
Python
from tester import *
|
|
|
|
from PIL import Image
|
|
|
|
def test_white():
|
|
i = Image.open('Tests/images/lab.tif')
|
|
|
|
bits = i.load()
|
|
|
|
assert_equal(i.mode, 'LAB')
|
|
|
|
assert_equal(i.getbands(), ('L','A', 'B'))
|
|
|
|
k = i.getpixel((0,0))
|
|
assert_equal(k, (255,128,128))
|
|
|
|
L = i.getdata(0)
|
|
a = i.getdata(1)
|
|
b = i.getdata(2)
|
|
|
|
assert_equal(list(L), [255]*100)
|
|
assert_equal(list(a), [128]*100)
|
|
assert_equal(list(b), [128]*100)
|
|
|
|
|
|
def test_green():
|
|
# l= 50 (/100), a = -100 (-128 .. 128) b=0 in PS
|
|
# == RGB: 0, 152, 117
|
|
i = Image.open('Tests/images/lab-green.tif')
|
|
|
|
k = i.getpixel((0,0))
|
|
assert_equal(k, (128,28,128))
|
|
|
|
|
|
def test_red():
|
|
# l= 50 (/100), a = 100 (-128 .. 128) b=0 in PS
|
|
# == RGB: 255, 0, 124
|
|
i = Image.open('Tests/images/lab-red.tif')
|
|
|
|
k = i.getpixel((0,0))
|
|
assert_equal(k, (128,228,128))
|