def test_n_dimensional_oetf_reverse_BT2100_HLG(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.itur_bt_2100.\
oetf_reverse_BT2100_HLG` definition n-dimensional arrays support.
"""
E_p = 0.212132034355964
E = 0.18 / 12
np.testing.assert_almost_equal(oetf_reverse_BT2100_HLG(E_p),
E,
decimal=7)
E_p = np.tile(E_p, 6)
E = np.tile(E, 6)
np.testing.assert_almost_equal(oetf_reverse_BT2100_HLG(E_p),
E,
decimal=7)
E_p = np.reshape(E_p, (2, 3))
E = np.reshape(E, (2, 3))
np.testing.assert_almost_equal(oetf_reverse_BT2100_HLG(E_p),
E,
decimal=7)
E_p = np.reshape(E_p, (2, 3, 1))
E = np.reshape(E, (2, 3, 1))
np.testing.assert_almost_equal(oetf_reverse_BT2100_HLG(E_p),
E,
decimal=7)
def test_nan_oetf_reverse_BT2100_HLG(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.itur_bt_2100.\
oetf_reverse_BT2100_HLG` definition nan support.
"""
oetf_reverse_BT2100_HLG(
np.array([-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]))
def test_nan_oetf_reverse_BT2100_HLG(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.itur_bt_2100.\
oetf_reverse_BT2100_HLG` definition nan support.
"""
oetf_reverse_BT2100_HLG(
np.array([-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]))
def test_oetf_reverse_BT2100_HLG(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.itur_bt_2100.\
oetf_reverse_BT2100_HLG` definition.
"""
self.assertAlmostEqual(oetf_reverse_BT2100_HLG(0.0), 0.0, places=7)
self.assertAlmostEqual(
oetf_reverse_BT2100_HLG(0.212132034355964), 0.18 / 12, places=7)
self.assertAlmostEqual(
oetf_reverse_BT2100_HLG(0.999999995536569), 1.0, places=7)
def test_oetf_reverse_BT2100_HLG(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.itur_bt_2100.\
oetf_reverse_BT2100_HLG` definition.
"""
self.assertAlmostEqual(oetf_reverse_BT2100_HLG(0.0), 0.0, places=7)
self.assertAlmostEqual(oetf_reverse_BT2100_HLG(0.212132034355964),
0.18 / 12,
places=7)
self.assertAlmostEqual(oetf_reverse_BT2100_HLG(0.999999995536569),
1.0,
places=7)
def test_domain_range_scale_oetf_reverse_BT2100_HLG(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.itur_bt_2100.\
oetf_reverse_BT2100_HLG` definition domain and range scale support.
"""
E_p = 0.212132034355964
E = oetf_reverse_BT2100_HLG(E_p)
d_r = (('reference', 1), (1, 1), (100, 100))
for scale, factor in d_r:
with domain_range_scale(scale):
np.testing.assert_almost_equal(oetf_reverse_BT2100_HLG(E_p *
factor),
E * factor,
decimal=7)
def test_domain_range_scale_oetf_reverse_BT2100_HLG(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.itur_bt_2100.\
oetf_reverse_BT2100_HLG` definition domain and range scale support.
"""
E_p = 0.212132034355964
E = oetf_reverse_BT2100_HLG(E_p)
d_r = (('reference', 1), (1, 1), (100, 100))
for scale, factor in d_r:
with domain_range_scale(scale):
np.testing.assert_almost_equal(
oetf_reverse_BT2100_HLG(E_p * factor),
E * factor,
decimal=7)
def test_n_dimensional_oetf_reverse_BT2100_HLG(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.itur_bt_2100.\
oetf_reverse_BT2100_HLG` definition n-dimensional arrays support.
"""
E_p = 0.212132034355964
E = oetf_reverse_BT2100_HLG(E_p)
E_p = np.tile(E_p, 6)
E = np.tile(E, 6)
np.testing.assert_almost_equal(
oetf_reverse_BT2100_HLG(E_p), E, decimal=7)
E_p = np.reshape(E_p, (2, 3))
E = np.reshape(E, (2, 3))
np.testing.assert_almost_equal(
oetf_reverse_BT2100_HLG(E_p), E, decimal=7)
E_p = np.reshape(E_p, (2, 3, 1))
E = np.reshape(E, (2, 3, 1))
np.testing.assert_almost_equal(
oetf_reverse_BT2100_HLG(E_p), E, decimal=7)