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Update test_file_gif.py

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djy0 2019-08-02 08:47:38 +08:00 committed by Andrew Murray
parent 6de118abd3
commit 8696f06fbe
1 changed files with 32 additions and 1 deletions
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33
Tests/test_file_gif.py
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@ -472,7 +472,7 @@ class TestFileGif(PillowTestCase):
except EOFError:
pass
def test_identical_frames(self):
def test_partially_identical_frames(self):
duration_list = [1000, 1500, 2000, 4000]
out = self.tempfile("temp.gif")
@ -495,6 +495,37 @@ class TestFileGif(PillowTestCase):
# Assert that the new duration is the total of the identical frames
self.assertEqual(reread.info["duration"], 4500)
def test_totally_identical_frames(self):
duration_list = [1000, 1500, 2000, 4000]
out = self.tempfile("temp.gif")
image_path = "Tests/images/bc7-argb-8bpp_MipMaps-1.png"
im_list = [
Image.open(image_path),
Image.open(image_path),
Image.open(image_path),
Image.open(image_path),
]
mask = Image.new("RGBA", im_list[0].size, (255, 255, 255, 0))
frames = []
for image in im_list:
frames.append(Image.alpha_composite(mask, image))
# duration as list
frames[0].save(out,
save_all=True, append_images=frames[1:], optimize=False, duration=duration_list, loop=0,
transparency=0)
reread = Image.open(out)
# Assert that the first three frames were combined
self.assertEqual(reread.n_frames, 1)
# Assert that the new duration is the total of the identical frames
self.assertEqual(reread.info["duration"], 8500)
def test_number_of_loops(self):
number_of_loops = 2