def test_n_dimensional_cctf_encoding_RIMMRGB(self): """ Test :func:`colour.models.rgb.transfer_functions.rimm_romm_rgb.\ cctf_encoding_RIMMRGB` definition n-dimensional arrays support. """ X = 0.18 X_p = cctf_encoding_RIMMRGB(X) X = np.tile(X, 6) X_p = np.tile(X_p, 6) np.testing.assert_almost_equal( cctf_encoding_RIMMRGB(X), X_p, decimal=7 ) X = np.reshape(X, (2, 3)) X_p = np.reshape(X_p, (2, 3)) np.testing.assert_almost_equal( cctf_encoding_RIMMRGB(X), X_p, decimal=7 ) X = np.reshape(X, (2, 3, 1)) X_p = np.reshape(X_p, (2, 3, 1)) np.testing.assert_almost_equal( cctf_encoding_RIMMRGB(X), X_p, decimal=7 )
def test_nan_cctf_encoding_RIMMRGB(self): """ Tests :func:`colour.models.rgb.transfer_functions.rimm_romm_rgb.\ cctf_encoding_RIMMRGB` definition nan support. """ cctf_encoding_RIMMRGB( np.array([-1.0, 0.0, 1.0, -np.inf, np.inf, np.nan]))
def test_domain_range_scale_cctf_encoding_RIMMRGB(self): """ Test :func:`colour.models.rgb.transfer_functions.rimm_romm_rgb.\ cctf_encoding_RIMMRGB` definition domain and range scale support. """ X = 0.18 X_p = cctf_encoding_RIMMRGB(X) d_r = (("reference", 1), ("1", 1), ("100", 100)) for scale, factor in d_r: with domain_range_scale(scale): np.testing.assert_almost_equal( cctf_encoding_RIMMRGB(X * factor), X_p * factor, decimal=7 )
def test_cctf_encoding_RIMMRGB(self): """ Tests :func:`colour.models.rgb.transfer_functions.rimm_romm_rgb.\ cctf_encoding_RIMMRGB` definition. """ self.assertAlmostEqual(cctf_encoding_RIMMRGB(0.0), 0.0, places=7) self.assertAlmostEqual(cctf_encoding_RIMMRGB(0.18), 0.291673732475746, places=7) self.assertAlmostEqual(cctf_encoding_RIMMRGB(1.0), 0.713125234297525, places=7) self.assertEqual(cctf_encoding_RIMMRGB(0.18, out_int=True), 74) self.assertEqual( cctf_encoding_RIMMRGB(0.18, bit_depth=12, out_int=True), 1194)