def test_color_histogram():
image = skimage.img_as_float(data.load('color.png'))
viewer = ImageViewer(image)
ch = ColorHistogram(dock='right')
viewer += ch
assert_almost_equal(viewer.image.std(), 0.352, 3),
ch.ab_selected((0, 100, 0, 100)),
assert_almost_equal(viewer.image.std(), 0.325, 3)
def test_color_histogram():
image = skimage.img_as_float(data.load('color.png'))
viewer = ImageViewer(image)
ch = ColorHistogram(dock='right')
viewer += ch
assert_almost_equal(viewer.image.std(), 0.352, 3),
ch.ab_selected((0, 100, 0, 100)),
assert_almost_equal(viewer.image.std(), 0.325, 3)
