def test_nan_oetf_SMPTE240M(self): """ Tests :func:`colour.models.rgb.transfer_functions.smpte_240m.\ oetf_SMPTE240M` definition nan support. """ oetf_SMPTE240M(np.array([-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]))
def test_domain_range_scale_oetf_SMPTE240M(self): """ Tests :func:`colour.models.rgb.transfer_functions.smpte_240m.\ oetf_SMPTE240M` definition domain and range scale support. """ L_c = 0.18 V_c = oetf_SMPTE240M(L_c) 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_SMPTE240M(L_c * factor), V_c * factor, decimal=7)
def test_oetf_SMPTE240M(self): """ Tests :func:`colour.models.rgb.transfer_functions.smpte_240m.\ oetf_SMPTE240M` definition. """ self.assertAlmostEqual(oetf_SMPTE240M(0.0), 0.0, places=7) self.assertAlmostEqual(oetf_SMPTE240M(0.02), 0.080000000000000, places=7) self.assertAlmostEqual(oetf_SMPTE240M(0.18), 0.402285796753870, places=7) self.assertAlmostEqual(oetf_SMPTE240M(1.0), 1.0, places=7)
def test_n_dimensional_oetf_SMPTE240M(self): """ Tests :func:`colour.models.rgb.transfer_functions.smpte_240m.\ oetf_SMPTE240M` definition n-dimensional arrays support. """ L_c = 0.18 V_c = oetf_SMPTE240M(L_c) L_c = np.tile(L_c, 6) V_c = np.tile(V_c, 6) np.testing.assert_almost_equal(oetf_SMPTE240M(L_c), V_c, decimal=7) L_c = np.reshape(L_c, (2, 3)) V_c = np.reshape(V_c, (2, 3)) np.testing.assert_almost_equal(oetf_SMPTE240M(L_c), V_c, decimal=7) L_c = np.reshape(L_c, (2, 3, 1)) V_c = np.reshape(V_c, (2, 3, 1)) np.testing.assert_almost_equal(oetf_SMPTE240M(L_c), V_c, decimal=7)