def test_tiles_split_merge_non_dividable():
image = np.random.random((563, 512, 3)).astype(np.uint8)
tiler = ImageSlicer(
image.shape, tile_size=(128, 128), tile_step=(128, 128), weight="mean"
)
tiles = tiler.split(image)
merged = tiler.merge(tiles, dtype=np.uint8)
np.testing.assert_equal(merged, image)
def test_tiles_split_merge():
image = np.random.random((5000, 5000, 3)).astype(np.uint8)
tiler = ImageSlicer(image.shape,
tile_size=512,
tile_step=256,
weight='mean')
tiles = tiler.split(image)
merged = tiler.merge(tiles, dtype=np.uint8)
np.testing.assert_equal(merged, image)
def test_tiles_split_merge_2():
image = np.random.random((5000, 5000, 3)).astype(np.uint8)
tiler = ImageSlicer(
image.shape, tile_size=(512, 512), tile_step=(256, 256), weight="pyramid"
)
np.testing.assert_allclose(tiler.weight, tiler.weight.T)
tiles = tiler.split(image)
merged = tiler.merge(tiles, dtype=np.uint8)
np.testing.assert_equal(merged, image)
