def test_n_dimensional_log_decoding_TLog(self):
"""
Test :func:`colour.models.rgb.transfer_functions.filmlight_tlog.\
log_decoding_FilmLightTLog` definition n-dimensional arrays support.
"""
t = 0.396567801298332
x = log_decoding_FilmLightTLog(t)
t = np.tile(t, 6)
x = np.tile(x, 6)
np.testing.assert_almost_equal(log_decoding_FilmLightTLog(t),
x,
decimal=7)
t = np.reshape(t, (2, 3))
x = np.reshape(x, (2, 3))
np.testing.assert_almost_equal(log_decoding_FilmLightTLog(t),
x,
decimal=7)
t = np.reshape(t, (2, 3, 1))
x = np.reshape(x, (2, 3, 1))
np.testing.assert_almost_equal(log_decoding_FilmLightTLog(t),
x,
decimal=7)
def test_nan_log_decoding_TLog(self):
"""
Test :func:`colour.models.rgb.transfer_functions.filmlight_tlog.\
log_decoding_FilmLightTLog` definition nan support.
"""
log_decoding_FilmLightTLog(
np.array([-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]))
def test_nan_log_decoding_TLog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.filmlight_tlog.\
log_decoding_FilmLightTLog` definition nan support.
"""
log_decoding_FilmLightTLog(
np.array([-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]))
def test_log_decoding_FilmLightTLog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.filmlight_tlog.\
log_decoding_FilmLightTLog` definition.
"""
self.assertAlmostEqual(
log_decoding_FilmLightTLog(0.075), 0.0, places=7)
self.assertAlmostEqual(
log_decoding_FilmLightTLog(0.396567801298332), 0.18, places=7)
self.assertAlmostEqual(
log_decoding_FilmLightTLog(0.552537881005859), 1.0, places=7)
def test_domain_range_scale_log_decoding_TLog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.filmlight_tlog.\
log_decoding_FilmLightTLog` definition domain and range scale support.
"""
t = 0.396567801298332
x = log_decoding_FilmLightTLog(t)
d_r = (('reference', 1), (1, 1), (100, 100))
for scale, factor in d_r:
with domain_range_scale(scale):
np.testing.assert_almost_equal(log_decoding_FilmLightTLog(
t * factor),
x * factor,
decimal=7)
def test_domain_range_scale_log_decoding_TLog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.filmlight_tlog.\
log_decoding_FilmLightTLog` definition domain and range scale support.
"""
t = 0.396567801298332
x = log_decoding_FilmLightTLog(t)
d_r = (('reference', 1), (1, 1), (100, 100))
for scale, factor in d_r:
with domain_range_scale(scale):
np.testing.assert_almost_equal(
log_decoding_FilmLightTLog(t * factor),
x * factor,
decimal=7)
def test_log_decoding_FilmLightTLog(self):
"""
Test :func:`colour.models.rgb.transfer_functions.filmlight_tlog.\
log_decoding_FilmLightTLog` definition.
"""
self.assertAlmostEqual(log_decoding_FilmLightTLog(0.075),
0.0,
places=7)
self.assertAlmostEqual(log_decoding_FilmLightTLog(0.396567801298332),
0.18,
places=7)
self.assertAlmostEqual(log_decoding_FilmLightTLog(0.552537881005859),
1.0,
places=7)
def test_n_dimensional_log_decoding_TLog(self):
"""
Tests :func:`colour.models.rgb.transfer_functions.filmlight_tlog.\
log_decoding_FilmLightTLog` definition n-dimensional arrays support.
"""
t = 0.396567801298332
x = log_decoding_FilmLightTLog(t)
t = np.tile(t, 6)
x = np.tile(x, 6)
np.testing.assert_almost_equal(
log_decoding_FilmLightTLog(t), x, decimal=7)
t = np.reshape(t, (2, 3))
x = np.reshape(x, (2, 3))
np.testing.assert_almost_equal(
log_decoding_FilmLightTLog(t), x, decimal=7)
t = np.reshape(t, (2, 3, 1))
x = np.reshape(x, (2, 3, 1))
np.testing.assert_almost_equal(
log_decoding_FilmLightTLog(t), x, decimal=7)