def test_read_image_resize_scalar(self):
edge_size = 200
image = self.load_image(backend="PIL")
aspect_ratio = utils.calculate_aspect_ratio(
(image.height, image.width))
image_size = utils.edge_to_image_size(edge_size, aspect_ratio)
actual = io.read_image(self.default_image_file(), size=edge_size)
desired = image.resize(image_size[::-1])
self.assertImagesAlmostEqual(actual, desired)
def test_read_image_resize_other(self):
with self.assertRaises(RuntimeError):
io.read_image(self.default_image_file(), size="invalid_size")
def test_read_image_resize(self):
image_size = (200, 300)
actual = io.read_image(self.default_image_file(), size=image_size)
desired = self.load_image(backend="PIL").resize(image_size[::-1])
self.assertImagesAlmostEqual(actual, desired)
def test_read_image(self):
actual = io.read_image(self.default_image_file())
desired = self.load_image()
self.assertTrue(utils.is_batched_image(actual))
self.assertImagesAlmostEqual(actual, desired)