def test_save_as_gif_animated(self):
with open('tests/images/newtons_cradle.gif', 'rb') as f:
image = WandImage.open(GIFImageFile(f))
output = io.BytesIO()
return_value = image.save_as_gif(output)
output.seek(0)
loaded_image = WandImage.open(GIFImageFile(output))
self.assertTrue(loaded_image.has_animation())
self.assertEqual(loaded_image.get_frame_count(), 34)
def test_jpeg_with_orientation_8(self):
with open('tests/images/orientation/landscape_8.jpg', 'rb') as f:
image = WandImage.open(JPEGImageFile(f))
image = image.auto_orient()
self.assert_orientation_landscape_image_is_correct(image)
def test_resize_animated_gif(self):
with open('tests/images/newtons_cradle.gif', 'rb') as f:
image = WandImage.open(GIFImageFile(f))
resized_image = image.resize((100, 75))
self.assertTrue(resized_image.has_animation())
def test_animated_gif(self):
with open('tests/images/newtons_cradle.gif', 'rb') as f:
image = WandImage.open(GIFImageFile(f))
self.assertTrue(image.has_animation())
self.assertEqual(image.get_frame_count(), 34)
def test_jpeg_with_orientation_7(self):
with open("tests/images/orientation/landscape_7.jpg", "rb") as f:
image = WandImage.open(JPEGImageFile(f))
image = image.auto_orient()
self.assert_orientation_landscape_image_is_correct(image)
def test_transparent_gif(self):
with open('tests/images/transparent.gif', 'rb') as f:
image = WandImage.open(GIFImageFile(f))
self.assertTrue(image.has_alpha())
self.assertFalse(image.has_animation())
# Check that the alpha of pixel 1,1 is 0
self.assertEqual(image.image[1][1].alpha, 0)
def test_resize_transparent_gif(self):
with open('tests/images/transparent.gif', 'rb') as f:
image = WandImage.open(GIFImageFile(f))
resized_image = image.resize((100, 75))
self.assertTrue(resized_image.has_alpha())
self.assertFalse(resized_image.has_animation())
# Check that the alpha of pixel 1,1 is 0
self.assertAlmostEqual(resized_image.image[1][1].alpha, 0, places=6)
def test_open_webp_lossless(self):
original_image = self.image.image
lossless_file = self.image.save_as_webp(io.BytesIO(), lossless=True)
lossless_image = WandImage.open(lossless_file).image
identically = True
for x in range(original_image.width):
for y in range(original_image.height):
original_pixel = original_image[x, y]
# don't compare fully transparent pixels
if original_pixel.alpha == 0.0:
continue
if original_pixel != lossless_image[x, y]:
identically = False
break
self.assertTrue(identically)
def setUp(self):
with open('tests/images/transparent.png', 'rb') as f:
self.image = WandImage.open(PNGImageFile(f))
def test_animated_gif(self):
with open('tests/images/newtons_cradle.gif', 'rb') as f:
image = WandImage.open(GIFImageFile(f))
self.assertTrue(image.has_animation())
def test_open_webp_w_alpha(self):
with open('tests/images/tux_w_alpha.webp', 'rb') as f:
image = WandImage.open(WebPImageFile(f))
self.assertTrue(image.has_alpha())
self.assertFalse(image.has_animation())
def setUp(self):
with open("tests/images/transparent.png", "rb") as f:
self.image = WandImage.open(PNGImageFile(f))
