def test_random_brigtness(alpha, expected):
    img = np.ones((100, 100, 3), dtype=np.uint8) * 127
    img = F.random_brightness(img, alpha)
    assert img.dtype == np.dtype('uint8')
    assert (img == expected).all()
def test_random_brightness_float(alpha, expected):
    img = np.ones((100, 100, 3), dtype=np.float32) * 0.4
    expected = np.ones((100, 100, 3), dtype=np.float32) * expected
    img = F.random_brightness(img, alpha)
    assert img.dtype == np.dtype('float32')
    assert_array_almost_equal_nulp(img, expected)
 def albumentations(self, img):
     return albumentations.random_brightness(img, alpha=1.5)
def test_random_brightness(alpha, expected):
    img = np.ones((100, 100, 3), dtype=np.uint8) * 127
    img = F.random_brightness(img, alpha)
    assert img.dtype == np.dtype('uint8')
    assert (img == expected).all()
 def albumentations(self, img):
     return albumentations.random_brightness(img, alpha=1.5)