Example #1
0
def test_image_from_image_layer_translate():
    data = np.random.randint(256, size=(10, 10), dtype=np.uint8)
    metadata = {"wookies": 7, "units": "mm"}
    translate = [1.1, 2.2]
    image_layer = napari.layers.Image(data, translate=translate)
    image = itk_napari_conversion.image_from_image_layer(image_layer)
    assert np.array_equal(data, itk.array_view_from_image(image))
    assert np.allclose(translate, np.array(image["origin"]))
Example #2
0
def test_image_from_image_layer_scale():
    data = np.random.randint(256, size=(10, 10), dtype=np.uint8)
    metadata = {"wookies": 7, "units": "mm"}
    scale = [1.1, 2.2]
    image_layer = napari.layers.Image(data, scale=scale)
    image = itk_napari_conversion.image_from_image_layer(image_layer)
    assert np.array_equal(data, itk.array_view_from_image(image))
    assert np.allclose(scale, np.array(image["spacing"]))
Example #3
0
def test_image_from_image_layer_metadata():
    data = np.random.randint(256, size=(10, 10, 3), dtype=np.uint8)
    metadata = {"wookies": 7, "units": "mm"}
    image_layer = napari.layers.Image(data, metadata=metadata)
    image = itk_napari_conversion.image_from_image_layer(image_layer)
    assert np.array_equal(data, itk.array_view_from_image(image))
    assert image["wookies"] == 7
    assert image["units"] == "mm"
Example #4
0
def test_image_from_image_layer_rgb():
    data = np.random.randint(256, size=(10, 10, 3), dtype=np.uint8)
    image_layer = napari.layers.Image(data, rgb=True)
    image = itk_napari_conversion.image_from_image_layer(image_layer)
    assert np.array_equal(data, itk.array_view_from_image(image))
    assert itk.template(image)[1][0] is itk.RGBPixel[itk.UC]
Example #5
0
def test_image_from_image_layer():
    data = np.random.randint(256, size=(10, 10), dtype=np.uint8)
    image_layer = napari.layers.Image(data)
    image = itk_napari_conversion.image_from_image_layer(image_layer)
    assert np.array_equal(data, itk.array_view_from_image(image))