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59 lines
1.5 KiB
Python
59 lines
1.5 KiB
Python
from helper import unittest, PillowTestCase, hopper
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# Not running this test by default. No DOS against Travis CI.
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from PIL import PyAccess
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import time
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def iterate_get(size, access):
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(w, h) = size
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for x in range(w):
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for y in range(h):
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access[(x, y)]
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def iterate_set(size, access):
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(w, h) = size
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for x in range(w):
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for y in range(h):
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access[(x, y)] = (x % 256, y % 256, 0)
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def timer(func, label, *args):
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iterations = 5000
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starttime = time.time()
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for x in range(iterations):
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func(*args)
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if time.time()-starttime > 10:
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print("%s: breaking at %s iterations, %.6f per iteration" % (
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label, x+1, (time.time()-starttime)/(x+1.0)))
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break
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if x == iterations-1:
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endtime = time.time()
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print("%s: %.4f s %.6f per iteration" % (
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label, endtime-starttime, (endtime-starttime)/(x+1.0)))
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class BenchCffiAccess(PillowTestCase):
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def test_direct(self):
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im = hopper()
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im.load()
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# im = Image.new( "RGB", (2000, 2000), (1, 3, 2))
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caccess = im.im.pixel_access(False)
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access = PyAccess.new(im, False)
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self.assertEqual(caccess[(0, 0)], access[(0, 0)])
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print("Size: %sx%s" % im.size)
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timer(iterate_get, 'PyAccess - get', im.size, access)
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timer(iterate_set, 'PyAccess - set', im.size, access)
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timer(iterate_get, 'C-api - get', im.size, caccess)
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timer(iterate_set, 'C-api - set', im.size, caccess)
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if __name__ == '__main__':
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unittest.main()
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