Python Image.data示例

示例#1

文件： test_image.py 项目： jojoelfe/napari

def test_changing_image():
    """Test changing Image data."""
    shape_a = (10, 15)
    shape_b = (20, 12)
    np.random.seed(0)
    data_a = np.random.random(shape_a)
    data_b = np.random.random(shape_b)
    layer = Image(data_a)
    layer.data = data_b
    assert np.all(layer.data == data_b)
    assert layer.ndim == len(shape_b)
    np.testing.assert_array_equal(layer.extent.data[1], shape_b)
    assert layer.rgb is False
    assert layer._data_view.shape == shape_b[-2:]

示例#2

文件： test_volume.py 项目： uschmidt83/napari

def test_changing_volume():
    """Test changing Image data."""
    shape_a = (10, 15, 30)
    shape_b = (20, 12, 6)
    np.random.seed(0)
    data_a = np.random.random(shape_a)
    data_b = np.random.random(shape_b)
    layer = Image(data_a)
    layer._slice_dims(ndisplay=3)
    layer.data = data_b
    assert np.all(layer.data == data_b)
    assert layer.ndim == len(shape_b)
    np.testing.assert_array_equal(layer.extent.data[1] + 1, shape_b)
    assert layer._data_view.shape == shape_b[-3:]

示例#3

文件： test_image.py 项目： mikeusru/napari

def test_changing_image():
    """Test changing Image data."""
    shape_a = (10, 15)
    shape_b = (20, 12)
    np.random.seed(0)
    data_a = np.random.random(shape_a)
    data_b = np.random.random(shape_b)
    layer = Image(data_a)
    layer.data = data_b
    assert np.all(layer.data == data_b)
    assert layer.ndim == len(shape_b)
    assert layer.shape == shape_b
    assert layer.dims.range == [(0, m, 1) for m in shape_b]
    assert layer.rgb is False
    assert layer._data_view.shape == shape_b[-2:]

示例#4

文件： test_volume.py 项目： bioimage-analysis/napari

def test_changing_volume():
    """Test changing Image data."""
    shape_a = (10, 15, 30)
    shape_b = (20, 12, 4)
    np.random.seed(0)
    data_a = np.random.random(shape_a)
    data_b = np.random.random(shape_b)
    layer = Image(data_a)
    layer.dims.ndisplay = 3
    layer.data = data_b
    assert np.all(layer.data == data_b)
    assert layer.ndim == len(shape_b)
    assert layer.shape == shape_b
    assert layer.dims.range == [(0, m, 1) for m in shape_b]
    assert layer._data_view.shape == shape_b[-3:]

示例#5

文件： test_image.py 项目： jojoelfe/napari

def test_changing_image_dims():
    """Test changing Image data including dimensionality."""
    shape_a = (10, 15)
    shape_b = (20, 12, 6)
    np.random.seed(0)
    data_a = np.random.random(shape_a)
    data_b = np.random.random(shape_b)
    layer = Image(data_a)

    # Prep indices for switch to 3D
    layer.data = data_b
    assert np.all(layer.data == data_b)
    assert layer.ndim == len(shape_b)
    np.testing.assert_array_equal(layer.extent.data[1], shape_b)
    assert layer.rgb is False
    assert layer._data_view.shape == shape_b[-2:]

示例#6

文件： test_image.py 项目： mikeusru/napari

def test_changing_image_dims():
    """Test changing Image data including dimensionality."""
    shape_a = (10, 15)
    shape_b = (20, 12, 6)
    np.random.seed(0)
    data_a = np.random.random(shape_a)
    data_b = np.random.random(shape_b)
    layer = Image(data_a)

    # Prep indices for switch to 3D
    layer.data = data_b
    assert np.all(layer.data == data_b)
    assert layer.ndim == len(shape_b)
    assert layer.shape == shape_b
    assert layer.dims.range == [(0, m, 1) for m in shape_b]
    assert layer.rgb is False
    assert layer._data_view.shape == shape_b[-2:]