][WHITEPOINT_NAME_FILMLIGHT_E_GAMUT]
"""*FilmLight E-Gamut* colourspace whitepoint chromaticity coordinates."""
MATRIX_FILMLIGHT_E_GAMUT_TO_XYZ: NDArray = normalised_primary_matrix(
PRIMARIES_FILMLIGHT_E_GAMUT, CCS_WHITEPOINT_FILMLIGHT_E_GAMUT
)
"""*FilmLight E-Gamut* colourspace to *CIE XYZ* tristimulus values matrix."""
MATRIX_XYZ_TO_FILMLIGHT_E_GAMUT: NDArray = np.linalg.inv(
MATRIX_FILMLIGHT_E_GAMUT_TO_XYZ
)
"""*CIE XYZ* tristimulus values to *FilmLight E-Gamut* colourspace matrix."""
RGB_COLOURSPACE_FILMLIGHT_E_GAMUT: RGB_Colourspace = RGB_Colourspace(
"FilmLight E-Gamut",
PRIMARIES_FILMLIGHT_E_GAMUT,
CCS_WHITEPOINT_FILMLIGHT_E_GAMUT,
WHITEPOINT_NAME_FILMLIGHT_E_GAMUT,
MATRIX_FILMLIGHT_E_GAMUT_TO_XYZ,
MATRIX_XYZ_TO_FILMLIGHT_E_GAMUT,
log_encoding_FilmLightTLog,
log_decoding_FilmLightTLog,
)
RGB_COLOURSPACE_FILMLIGHT_E_GAMUT.__doc__ = """
*FilmLight E-Gamut* colourspace.
References
----------
:cite:`Siragusano2018a`
"""
RUSSELL_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_RUSSELL_RGB_MATRIX = np.linalg.inv(RUSSELL_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Russell RGB* colourspace matrix.
XYZ_TO_RUSSELL_RGB_MATRIX : array_like, (3, 3)
"""
RUSSELL_RGB_COLOURSPACE = RGB_Colourspace(
'Russell RGB',
RUSSELL_RGB_PRIMARIES,
RUSSELL_RGB_WHITEPOINT,
RUSSELL_RGB_WHITEPOINT_NAME,
RUSSELL_RGB_TO_XYZ_MATRIX,
XYZ_TO_RUSSELL_RGB_MATRIX,
partial(gamma_function, exponent=1 / 2.2),
partial(gamma_function, exponent=2.2),
)
RUSSELL_RGB_COLOURSPACE.__doc__ = """
*Russell RGB* colourspace.
References
----------
:cite:`Cottrella`
RUSSELL_RGB_COLOURSPACE : RGB_Colourspace
"""
"""
*Cinema Gamut* colourspace whitepoint.
CINEMA_GAMUT_WHITEPOINT : tuple
"""
CINEMA_GAMUT_TO_XYZ_MATRIX = normalised_primary_matrix(
CINEMA_GAMUT_PRIMARIES, CINEMA_GAMUT_WHITEPOINT)
"""
*Cinema Gamut* colourspace to *CIE XYZ* tristimulus values matrix.
CINEMA_GAMUT_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_CINEMA_GAMUT_MATRIX = np.linalg.inv(CINEMA_GAMUT_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Cinema Gamut* colourspace matrix.
XYZ_TO_CINEMA_GAMUT_MATRIX : array_like, (3, 3)
"""
CINEMA_GAMUT_COLOURSPACE = RGB_Colourspace(
'Cinema Gamut', CINEMA_GAMUT_PRIMARIES, CINEMA_GAMUT_WHITEPOINT,
CINEMA_GAMUT_ILLUMINANT, CINEMA_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_CINEMA_GAMUT_MATRIX, linear_function, linear_function)
"""
*Cinema Gamut* colourspace.
CINEMA_GAMUT_COLOURSPACE : RGB_Colourspace
"""
PAL_SECAM_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_PAL_SECAM_MATRIX = XYZ_TO_BT470_625_MATRIX
"""
*CIE XYZ* tristimulus values to *Pal/Secam* colourspace matrix.
XYZ_TO_PAL_SECAM_MATRIX : array_like, (3, 3)
"""
PAL_SECAM_COLOURSPACE = RGB_Colourspace(
'Pal/Secam',
PAL_SECAM_PRIMARIES,
PAL_SECAM_WHITEPOINT,
PAL_SECAM_WHITEPOINT_NAME,
PAL_SECAM_TO_XYZ_MATRIX,
XYZ_TO_PAL_SECAM_MATRIX,
BT470_625_COLOURSPACE.encoding_cctf,
BT470_625_COLOURSPACE.decoding_cctf,
)
PAL_SECAM_COLOURSPACE.__doc__ = """
*Pal/Secam* colourspace.
References
----------
:cite:`InternationalTelecommunicationUnion1998a`
PAL_SECAM_COLOURSPACE : RGB_Colourspace
"""
XYZ_TO_ADOBE_RGB_1998_MATRIX = np.array([
[2.04159, -0.56501, -0.34473],
[-0.96924, 1.87597, 0.04156],
[0.01344, -0.11836, 1.01517],
])
"""
*CIE XYZ* tristimulus values to *Adobe RGB (1998)* colourspace matrix.
XYZ_TO_ADOBE_RGB_1998_MATRIX : array_like, (3, 3)
"""
ADOBE_RGB_1998_COLOURSPACE = RGB_Colourspace(
'Adobe RGB (1998)',
ADOBE_RGB_1998_PRIMARIES,
ADOBE_RGB_1998_WHITEPOINT,
ADOBE_RGB_1998_WHITEPOINT_NAME,
ADOBE_RGB_1998_TO_XYZ_MATRIX,
XYZ_TO_ADOBE_RGB_1998_MATRIX,
partial(gamma_function, exponent=1 / (563 / 256)),
partial(gamma_function, exponent=563 / 256),
)
ADOBE_RGB_1998_COLOURSPACE.__doc__ = """
*Adobe RGB (1998)* colourspace.
References
----------
:cite:`AdobeSystems2005a`
ADOBE_RGB_1998_COLOURSPACE : RGB_Colourspace
"""
SHARP_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_SHARP_RGB_MATRIX = np.linalg.inv(SHARP_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Sharp RGB* colourspace matrix.
XYZ_TO_SHARP_RGB_MATRIX : array_like, (3, 3)
"""
SHARP_RGB_COLOURSPACE = RGB_Colourspace(
'Sharp RGB',
SHARP_RGB_PRIMARIES,
SHARP_RGB_WHITEPOINT,
SHARP_RGB_WHITEPOINT_NAME,
SHARP_RGB_TO_XYZ_MATRIX,
XYZ_TO_SHARP_RGB_MATRIX,
linear_function,
linear_function,
)
SHARP_RGB_COLOURSPACE.__doc__ = """
*Sharp RGB* colourspace.
References
----------
:cite:`Susstrunk2000`, :cite:`Ward2002`, :cite:`Ward2016`
SHARP_RGB_COLOURSPACE : RGB_Colourspace
"""
Returns
-------
numeric or ndarray
Scaled *luminance* :math:`Y` or *Lightness* :math:`L^*` array.
"""
a = as_float_array(a)
return callable_(a * 100, Y_n=100) / 100
ECI_RGB_V2_COLOURSPACE = RGB_Colourspace(
'ECI RGB v2',
ECI_RGB_V2_PRIMARIES,
ECI_RGB_V2_WHITEPOINT,
ECI_RGB_V_WHITEPOINT_NAME,
ECI_RGB_V2_TO_XYZ_MATRIX,
XYZ_TO_ECI_RGB_V2_MATRIX,
partial(_scale_domain_0_100_range_0_1, callable_=lightness_CIE1976),
partial(_scale_domain_0_100_range_0_1, callable_=luminance_CIE1976),
)
ECI_RGB_V2_COLOURSPACE.__doc__ = """
*ECI RGB v2* colourspace.
References
----------
:cite:`EuropeanColorInitiative2002a`
ECI_RGB_V2_COLOURSPACE : RGB_Colourspace
"""
ADOBE_WIDE_GAMUT_RGB_TO_XYZ_MATRIX = normalised_primary_matrix(
ADOBE_WIDE_GAMUT_RGB_PRIMARIES, ADOBE_WIDE_GAMUT_RGB_WHITEPOINT)
"""
*Adobe Wide Gamut RGB* colourspace to *CIE XYZ* tristimulus values matrix.
ADOBE_WIDE_GAMUT_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_ADOBE_WIDE_GAMUT_RGB_MATRIX = np.linalg.inv(
ADOBE_WIDE_GAMUT_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Adobe Wide Gamut RGB* colourspace matrix.
XYZ_TO_ADOBE_WIDE_GAMUT_RGB_MATRIX : array_like, (3, 3)
"""
ADOBE_WIDE_GAMUT_RGB_COLOURSPACE = RGB_Colourspace(
'Adobe Wide Gamut RGB',
ADOBE_WIDE_GAMUT_RGB_PRIMARIES,
ADOBE_WIDE_GAMUT_RGB_WHITEPOINT,
ADOBE_WIDE_GAMUT_RGB_ILLUMINANT,
ADOBE_WIDE_GAMUT_RGB_TO_XYZ_MATRIX,
XYZ_TO_ADOBE_WIDE_GAMUT_RGB_MATRIX,
partial(gamma_function, exponent=1 / (563 / 256)),
partial(gamma_function, exponent=563 / 256))
"""
*Adobe Wide Gamut RGB* colourspace.
ADOBE_WIDE_GAMUT_RGB_COLOURSPACE : RGB_Colourspace
"""
XYZ_TO_S_GAMUT_MATRIX = np.array(
[[1.5073998991, -0.2458221374, -0.1716116808],
[-0.5181517271, 1.3553912409, 0.1258786682],
[0.0155116982, -0.0078727714, 0.9119163656]]) # yapf: disable
"""
*CIE XYZ* tristimulus values to *S-Gamut* colourspace matrix.
XYZ_TO_S_GAMUT_MATRIX : array_like, (3, 3)
"""
S_GAMUT_COLOURSPACE = RGB_Colourspace(
'S-Gamut',
S_GAMUT_PRIMARIES,
S_GAMUT_WHITEPOINT,
S_GAMUT_ILLUMINANT,
S_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_S_GAMUT_MATRIX,
log_encoding_SLog2,
log_decoding_SLog2) # yapf: disable
"""
*S-Gamut* colourspace.
S_GAMUT_COLOURSPACE : RGB_Colourspace
"""
S_GAMUT3_COLOURSPACE = RGB_Colourspace(
'S-Gamut3',
S_GAMUT_PRIMARIES,
S_GAMUT_WHITEPOINT,
S_GAMUT_ILLUMINANT,
CCS_WHITEPOINT_BT2020: NDArray = CCS_ILLUMINANTS[
"CIE 1931 2 Degree Standard Observer"][WHITEPOINT_NAME_BT2020]
"""*ITU-R BT.2020* colourspace whitepoint chromaticity coordinates."""
MATRIX_BT2020_TO_XYZ: NDArray = normalised_primary_matrix(
PRIMARIES_BT2020, CCS_WHITEPOINT_BT2020)
"""*ITU-R BT.2020* colourspace to *CIE XYZ* tristimulus values matrix."""
MATRIX_XYZ_TO_BT2020: NDArray = np.linalg.inv(MATRIX_BT2020_TO_XYZ)
"""*CIE XYZ* tristimulus values to *ITU-R BT.2020* colourspace matrix."""
RGB_COLOURSPACE_BT2020: RGB_Colourspace = RGB_Colourspace(
"ITU-R BT.2020",
PRIMARIES_BT2020,
CCS_WHITEPOINT_BT2020,
WHITEPOINT_NAME_BT2020,
MATRIX_BT2020_TO_XYZ,
MATRIX_XYZ_TO_BT2020,
eotf_inverse_BT2020,
eotf_BT2020,
)
RGB_COLOURSPACE_BT2020.__doc__ = """
*ITU-R BT.2020* colourspace.
The wavelength of the *ITU-R BT.2020* primary colours are:
- 630nm for the red primary colour
- 532nm for the green primary colour
- 467nm for the blue primary colour.
References
----------
RUSSELL_RGB_TO_XYZ_MATRIX = normalised_primary_matrix(RUSSELL_RGB_PRIMARIES,
RUSSELL_RGB_WHITEPOINT)
"""
*Russell RGB* colourspace to *CIE XYZ* tristimulus values matrix.
RUSSELL_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_RUSSELL_RGB_MATRIX = np.linalg.inv(RUSSELL_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Russell RGB* colourspace matrix.
XYZ_TO_RUSSELL_RGB_MATRIX : array_like, (3, 3)
"""
RUSSELL_RGB_COLOURSPACE = RGB_Colourspace(
'Russell RGB',
RUSSELL_RGB_PRIMARIES,
RUSSELL_RGB_WHITEPOINT,
RUSSELL_RGB_ILLUMINANT,
RUSSELL_RGB_TO_XYZ_MATRIX,
XYZ_TO_RUSSELL_RGB_MATRIX,
partial(function_gamma, exponent=1 / 2.2),
partial(function_gamma, exponent=2.2)) # yapf: disable
"""
*Russell RGB* colourspace.
RUSSELL_RGB_COLOURSPACE : RGB_Colourspace
"""
XYZ_TO_ALEXA_WIDE_GAMUT_MATRIX = np.array([
[1.789066, -0.482534, -0.200076],
[-0.639849, 1.396400, 0.194432],
[-0.041532, 0.082335, 0.878868],
])
"""
*CIE XYZ* tristimulus values to *ALEXA Wide Gamut* colourspace matrix.
XYZ_TO_ALEXA_WIDE_GAMUT_MATRIX : array_like, (3, 3)
"""
ALEXA_WIDE_GAMUT_COLOURSPACE = RGB_Colourspace(
'ALEXA Wide Gamut',
ALEXA_WIDE_GAMUT_PRIMARIES,
ALEXA_WIDE_GAMUT_WHITEPOINT,
ALEXA_WIDE_GAMUT_WHITEPOINT_NAME,
ALEXA_WIDE_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_ALEXA_WIDE_GAMUT_MATRIX,
log_encoding_ALEXALogC,
log_decoding_ALEXALogC,
)
ALEXA_WIDE_GAMUT_COLOURSPACE.__doc__ = """
*ALEXA Wide Gamut* colourspace.
References
----------
:cite:`ARRI2012a`
ALEXA_WIDE_GAMUT_COLOURSPACE : RGB_Colourspace
"""
ADOBE_WIDE_GAMUT_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_ADOBE_WIDE_GAMUT_RGB_MATRIX = np.linalg.inv(
ADOBE_WIDE_GAMUT_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Adobe Wide Gamut RGB* colourspace matrix.
XYZ_TO_ADOBE_WIDE_GAMUT_RGB_MATRIX : array_like, (3, 3)
"""
ADOBE_WIDE_GAMUT_RGB_COLOURSPACE = RGB_Colourspace(
'Adobe Wide Gamut RGB',
ADOBE_WIDE_GAMUT_RGB_PRIMARIES,
ADOBE_WIDE_GAMUT_RGB_WHITEPOINT,
ADOBE_WIDE_GAMUT_RGB_WHITEPOINT_NAME,
ADOBE_WIDE_GAMUT_RGB_TO_XYZ_MATRIX,
XYZ_TO_ADOBE_WIDE_GAMUT_RGB_MATRIX,
partial(gamma_function, exponent=1 / (563 / 256)),
partial(gamma_function, exponent=563 / 256),
)
ADOBE_WIDE_GAMUT_RGB_COLOURSPACE.__doc__ = """
*Adobe Wide Gamut RGB* colourspace.
References
----------
:cite:`Wikipedia2004c`
ADOBE_WIDE_GAMUT_RGB_COLOURSPACE : RGB_Colourspace
"""
DCDM_XYZ_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_DCDM_XYZ_MATRIX = np.linalg.inv(DCDM_XYZ_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *DCDM XYZ* colourspace matrix.
XYZ_TO_DCDM_XYZ_MATRIX : array_like, (3, 3)
"""
DCDM_XYZ_COLOURSPACE = RGB_Colourspace(
'DCDM XYZ',
DCDM_XYZ_PRIMARIES,
DCDM_XYZ_WHITEPOINT,
DCDM_XYZ_WHITEPOINT_NAME,
DCDM_XYZ_TO_XYZ_MATRIX,
XYZ_TO_DCDM_XYZ_MATRIX,
eotf_reverse_DCDM,
eotf_DCDM,
)
DCDM_XYZ_COLOURSPACE.__doc__ = """
*DCDM XYZ* colourspace.
References
----------
:cite:`DigitalCinemaInitiatives2007b`
DCDM_XYZ_COLOURSPACE : RGB_Colourspace
"""
MATRIX_PROTUNE_NATIVE_TO_XYZ : array_like, (3, 3)
"""
MATRIX_XYZ_TO_PROTUNE_NATIVE = np.linalg.inv(MATRIX_PROTUNE_NATIVE_TO_XYZ)
"""
*CIE XYZ* tristimulus values to *Protune Native* colourspace matrix.
MATRIX_XYZ_TO_PROTUNE_NATIVE : array_like, (3, 3)
"""
RGB_COLOURSPACE_PROTUNE_NATIVE = RGB_Colourspace(
'Protune Native',
PRIMARIES_PROTUNE_NATIVE,
CCS_WHITEPOINT_PROTUNE_NATIVE,
WHITEPOINT_NAME_PROTUNE_NATIVE,
MATRIX_PROTUNE_NATIVE_TO_XYZ,
MATRIX_XYZ_TO_PROTUNE_NATIVE,
log_encoding_Protune,
log_decoding_Protune,
)
RGB_COLOURSPACE_PROTUNE_NATIVE.__doc__ = """
*Protune Native* colourspace.
References
----------
:cite:`GoPro2016a`, :cite:`Mansencal2015d`
RGB_COLOURSPACE_PROTUNE_NATIVE : RGB_Colourspace
"""
"""
ALEXA_WIDE_GAMUT_RGB_TO_XYZ_MATRIX = np.array([[0.638008, 0.214704, 0.097744],
[0.291954, 0.823841, -0.115795],
[0.002798, -0.067034,
1.153294]])
"""
*ALEXA Wide Gamut RGB* colourspace to *CIE XYZ* tristimulus values matrix.
ALEXA_WIDE_GAMUT_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_ALEXA_WIDE_GAMUT_RGB_MATRIX = np.linalg.inv(
ALEXA_WIDE_GAMUT_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *ALEXA Wide Gamut RGB* colourspace matrix.
XYZ_TO_ALEXA_WIDE_GAMUT_RGB_MATRIX : array_like, (3, 3)
"""
ALEXA_WIDE_GAMUT_RGB_COLOURSPACE = RGB_Colourspace(
'ALEXA Wide Gamut RGB', ALEXA_WIDE_GAMUT_RGB_PRIMARIES,
ALEXA_WIDE_GAMUT_RGB_WHITEPOINT, ALEXA_WIDE_GAMUT_RGB_ILLUMINANT,
ALEXA_WIDE_GAMUT_RGB_TO_XYZ_MATRIX, XYZ_TO_ALEXA_WIDE_GAMUT_RGB_MATRIX,
log_encoding_ALEXALogC, log_decoding_ALEXALogC)
"""
*ALEXA Wide Gamut RGB* colourspace.
ALEXA_WIDE_GAMUT_RGB_COLOURSPACE : RGB_Colourspace
"""
*NTSC RGB* colourspace whitepoint.
NTSC_RGB_WHITEPOINT : tuple
"""
NTSC_RGB_TO_XYZ_MATRIX = normalised_primary_matrix(NTSC_RGB_PRIMARIES,
NTSC_RGB_WHITEPOINT)
"""
*NTSC RGB* colourspace to *CIE XYZ* tristimulus values matrix.
NTSC_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_NTSC_RGB_MATRIX = np.linalg.inv(NTSC_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *NTSC RGB* colourspace matrix.
XYZ_TO_NTSC_RGB_MATRIX : array_like, (3, 3)
"""
NTSC_RGB_COLOURSPACE = RGB_Colourspace(
'NTSC RGB', NTSC_RGB_PRIMARIES, NTSC_RGB_WHITEPOINT, NTSC_RGB_ILLUMINANT,
NTSC_RGB_TO_XYZ_MATRIX, XYZ_TO_NTSC_RGB_MATRIX,
partial(gamma_function, exponent=1 / 2.2),
partial(gamma_function, exponent=2.2))
"""
*NTSC RGB* colourspace.
NTSC_RGB_COLOURSPACE : RGB_Colourspace
"""
MATRIX_DCI_P3_P_TO_XYZ : array_like, (3, 3)
"""
MATRIX_XYZ_TO_DCI_P3_P = np.linalg.inv(MATRIX_DCI_P3_P_TO_XYZ)
"""
*CIE XYZ* tristimulus values to *DCI-P3+* colourspace matrix.
MATRIX_XYZ_TO_DCI_P3_P : array_like, (3, 3)
"""
RGB_COLOURSPACE_DCI_P3 = RGB_Colourspace(
'DCI-P3',
PRIMARIES_DCI_P3,
CCS_WHITEPOINT_DCI_P3,
WHITEPOINT_NAME_DCI_P3,
MATRIX_DCI_P3_TO_XYZ,
MATRIX_XYZ_TO_DCI_P3,
partial(gamma_function, exponent=1 / 2.6),
partial(gamma_function, exponent=2.6),
)
RGB_COLOURSPACE_DCI_P3.__doc__ = """
*DCI-P3* colourspace.
References
----------
:cite:`DigitalCinemaInitiatives2007b`,
:cite:`Hewlett-PackardDevelopmentCompany2009a`
RGB_COLOURSPACE_DCI_P3 : RGB_Colourspace
"""
FILMLIGHT_E_GAMUT_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_FILMLIGHT_E_GAMUT_MATRIX = (
np.linalg.inv(FILMLIGHT_E_GAMUT_TO_XYZ_MATRIX))
"""
*CIE XYZ* tristimulus values to *FilmLight E-Gamut* colourspace matrix.
XYZ_TO_FILMLIGHT_E_GAMUT_MATRIX : array_like, (3, 3)
"""
FILMLIGHT_E_GAMUT_COLOURSPACE = RGB_Colourspace(
'FilmLight E-Gamut',
FILMLIGHT_E_GAMUT_PRIMARIES,
FILMLIGHT_E_GAMUT_WHITEPOINT,
FILMLIGHT_E_GAMUT_WHITEPOINT_NAME,
FILMLIGHT_E_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_FILMLIGHT_E_GAMUT_MATRIX,
log_encoding_FilmLightTLog,
log_decoding_FilmLightTLog,
)
FILMLIGHT_E_GAMUT_COLOURSPACE.__doc__ = """
*FilmLight E-Gamut* colourspace.
References
----------
:cite:`Siragusano2018a`
FILMLIGHT_E_GAMUT_COLOURSPACE : RGB_Colourspace
"""
P3_D65_TO_XYZ_MATRIX = normalised_primary_matrix(P3_D65_PRIMARIES,
P3_D65_WHITEPOINT)
"""
*P3-D65* colourspace to *CIE XYZ* tristimulus values matrix.
P3_D65_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_P3_D65_MATRIX = np.linalg.inv(P3_D65_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *P3-D65* colourspace matrix.
XYZ_TO_P3_D65_MATRIX : array_like, (3, 3)
"""
P3_D65_COLOURSPACE = RGB_Colourspace(
'P3-D65',
P3_D65_PRIMARIES,
P3_D65_WHITEPOINT,
P3_D65_WHITEPOINT_NAME,
P3_D65_TO_XYZ_MATRIX,
XYZ_TO_P3_D65_MATRIX,
partial(gamma_function, exponent=1 / 2.6),
partial(gamma_function, exponent=2.6),
)
P3_D65_COLOURSPACE.__doc__ = """
*P3-D65* colourspace.
P3_D65_COLOURSPACE : RGB_Colourspace
"""
COLOR_MATCH_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_COLOR_MATCH_RGB_MATRIX = np.linalg.inv(COLOR_MATCH_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *ColorMatch RGB* colourspace matrix.
XYZ_TO_COLOR_MATCH_RGB_MATRIX : array_like, (3, 3)
"""
COLOR_MATCH_RGB_COLOURSPACE = RGB_Colourspace(
'ColorMatch RGB',
COLOR_MATCH_RGB_PRIMARIES,
COLOR_MATCH_RGB_WHITEPOINT,
COLOR_MATCH_RGB_WHITEPOINT_NAME,
COLOR_MATCH_RGB_TO_XYZ_MATRIX,
XYZ_TO_COLOR_MATCH_RGB_MATRIX,
partial(gamma_function, exponent=1 / 1.8),
partial(gamma_function, exponent=1.8),
)
COLOR_MATCH_RGB_COLOURSPACE.__doc__ = """
*ColorMatch RGB* colourspace.
References
----------
:cite:`Lindbloom2014a`
COLOR_MATCH_RGB_COLOURSPACE : RGB_Colourspace
"""
ROMM_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_ROMM_RGB_MATRIX = np.linalg.inv(ROMM_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *ROMM RGB* colourspace matrix.
XYZ_TO_ROMM_RGB_MATRIX : array_like, (3, 3)
"""
ROMM_RGB_COLOURSPACE = RGB_Colourspace(
'ROMM RGB',
ROMM_RGB_PRIMARIES,
ROMM_RGB_WHITEPOINT,
ROMM_RGB_ILLUMINANT,
ROMM_RGB_TO_XYZ_MATRIX,
XYZ_TO_ROMM_RGB_MATRIX,
oetf_ROMMRGB,
eotf_ROMMRGB)
"""
*ROMM RGB* colourspace.
ROMM_RGB_COLOURSPACE : RGB_Colourspace
"""
RIMM_RGB_PRIMARIES = ROMM_RGB_PRIMARIES
"""
*RIMM RGB* colourspace primaries.
RIMM_RGB_PRIMARIES : ndarray, (3, 2)
PROTUNE_NATIVE_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_PROTUNE_NATIVE_MATRIX = np.linalg.inv(PROTUNE_NATIVE_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Protune Native* colourspace matrix.
XYZ_TO_PROTUNE_NATIVE_MATRIX : array_like, (3, 3)
"""
PROTUNE_NATIVE_COLOURSPACE = RGB_Colourspace(
'Protune Native',
PROTUNE_NATIVE_PRIMARIES,
PROTUNE_NATIVE_WHITEPOINT,
PROTUNE_NATIVE_WHITEPOINT_NAME,
PROTUNE_NATIVE_TO_XYZ_MATRIX,
XYZ_TO_PROTUNE_NATIVE_MATRIX,
log_encoding_Protune,
log_decoding_Protune,
)
PROTUNE_NATIVE_COLOURSPACE.__doc__ = """
*Protune Native* colourspace.
References
----------
:cite:`GoPro2016a`, :cite:`Mansencal2015d`
PROTUNE_NATIVE_COLOURSPACE : RGB_Colourspace
"""
MATRIX_XYZ_TO_V_GAMUT = np.array([
[1.589012, -0.313204, -0.180965],
[-0.534053, 1.396011, 0.102458],
[0.011179, 0.003194, 0.905535],
])
"""
*CIE XYZ* tristimulus values to *Panasonic V-Gamut* colourspace matrix.
MATRIX_XYZ_TO_V_GAMUT : array_like, (3, 3)
"""
RGB_COLOURSPACE_V_GAMUT = RGB_Colourspace(
'V-Gamut',
PRIMARIES_V_GAMUT,
CCS_WHITEPOINT_V_GAMUT,
WHITEPOINT_NAME_V_GAMUT,
MATRIX_V_GAMUT_TO_XYZ,
MATRIX_XYZ_TO_V_GAMUT,
log_encoding_VLog,
log_decoding_VLog,
)
RGB_COLOURSPACE_V_GAMUT.__doc__ = """
*Panasonic V-Gamut* colourspace.
References
----------
:cite:`Panasonic2014a`
RGB_COLOURSPACE_V_GAMUT : RGB_Colourspace
"""
NTSC_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_NTSC_MATRIX = XYZ_TO_BT470_525_MATRIX
"""
*CIE XYZ* tristimulus values to *NTSC* colourspace matrix.
XYZ_TO_NTSC_MATRIX : array_like, (3, 3)
"""
NTSC_COLOURSPACE = RGB_Colourspace(
'NTSC',
NTSC_PRIMARIES,
NTSC_WHITEPOINT,
NTSC_WHITEPOINT_NAME,
NTSC_TO_XYZ_MATRIX,
XYZ_TO_NTSC_MATRIX,
BT470_525_COLOURSPACE.encoding_cctf,
BT470_525_COLOURSPACE.decoding_cctf,
)
NTSC_COLOURSPACE.__doc__ = """
*NTSC* colourspace.
References
----------
:cite:`InternationalTelecommunicationUnion1998a`
NTSC_COLOURSPACE : RGB_Colourspace
"""
"""*Fujifilm F-Gamut* colourspace whitepoint name."""
CCS_WHITEPOINT_F_GAMUT: NDArray = CCS_ILLUMINANTS[
"CIE 1931 2 Degree Standard Observer"][WHITEPOINT_NAME_F_GAMUT]
"""*Fujifilm F-Gamut* colourspace whitepoint chromaticity coordinates."""
MATRIX_F_GAMUT_TO_XYZ: NDArray = normalised_primary_matrix(
PRIMARIES_F_GAMUT, CCS_WHITEPOINT_F_GAMUT)
"""*Fujifilm F-Gamut* colourspace to *CIE XYZ* tristimulus values matrix."""
MATRIX_XYZ_TO_F_GAMUT: NDArray = np.linalg.inv(MATRIX_F_GAMUT_TO_XYZ)
"""*CIE XYZ* tristimulus values to *Fujifilm F-Gamut* colourspace matrix."""
RGB_COLOURSPACE_F_GAMUT: RGB_Colourspace = RGB_Colourspace(
"F-Gamut",
PRIMARIES_F_GAMUT,
CCS_WHITEPOINT_F_GAMUT,
WHITEPOINT_NAME_F_GAMUT,
MATRIX_F_GAMUT_TO_XYZ,
MATRIX_XYZ_TO_F_GAMUT,
log_encoding_FLog,
log_decoding_FLog,
)
RGB_COLOURSPACE_F_GAMUT.__doc__ = """
*Fujifilm F-Gamut* colourspace.
References
----------
:cite:`Fujifilm2016`
"""
DISPLAY_P3_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_DISPLAY_P3_MATRIX = np.linalg.inv(DISPLAY_P3_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Display P3* colourspace matrix.
XYZ_TO_DISPLAY_P3_MATRIX : array_like, (3, 3)
"""
DISPLAY_P3_COLOURSPACE = RGB_Colourspace(
'Display P3',
DISPLAY_P3_PRIMARIES,
DISPLAY_P3_WHITEPOINT,
DISPLAY_P3_WHITEPOINT_NAME,
DISPLAY_P3_TO_XYZ_MATRIX,
XYZ_TO_DISPLAY_P3_MATRIX,
eotf_inverse_sRGB,
eotf_sRGB,
)
DISPLAY_P3_COLOURSPACE.__doc__ = """
*Display P3* colourspace.
References
----------
:cite:`AppleInc.2019`
DISPLAY_P3_COLOURSPACE : RGB_Colourspace
"""
DCI_P3_P_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_DCI_P3_P_MATRIX = np.linalg.inv(DCI_P3_P_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *DCI-P3+* colourspace matrix.
XYZ_TO_DCI_P3_P_MATRIX : array_like, (3, 3)
"""
DCI_P3_COLOURSPACE = RGB_Colourspace(
'DCI-P3',
DCI_P3_PRIMARIES,
DCI_P3_WHITEPOINT,
DCI_P3_ILLUMINANT,
DCI_P3_TO_XYZ_MATRIX,
XYZ_TO_DCI_P3_MATRIX,
oetf_DCIP3,
eotf_DCIP3, )
DCI_P3_COLOURSPACE.__doc__ = """
*DCI-P3* colourspace.
References
----------
- :cite:`DigitalCinemaInitiatives2007b`
- :cite:`Hewlett-PackardDevelopmentCompany2009a`
DCI_P3_COLOURSPACE : RGB_Colourspace
"""
XYZ_TO_ALEXA_WIDE_GAMUT_MATRIX = np.array([
[1.789066, -0.482534, -0.200076],
[-0.639849, 1.396400, 0.194432],
[-0.041532, 0.082335, 0.878868],
])
"""
*CIE XYZ* tristimulus values to *ALEXA Wide Gamut* colourspace matrix.
XYZ_TO_ALEXA_WIDE_GAMUT_MATRIX : array_like, (3, 3)
"""
ALEXA_WIDE_GAMUT_COLOURSPACE = RGB_Colourspace(
'ALEXA Wide Gamut',
ALEXA_WIDE_GAMUT_PRIMARIES,
ALEXA_WIDE_GAMUT_WHITEPOINT,
ALEXA_WIDE_GAMUT_WHITEPOINT_NAME,
ALEXA_WIDE_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_ALEXA_WIDE_GAMUT_MATRIX,
log_encoding_ALEXALogC,
log_decoding_ALEXALogC,
)
ALEXA_WIDE_GAMUT_COLOURSPACE.__doc__ = """
*ALEXA Wide Gamut* colourspace.
References
----------
:cite:`ARRI2012a`
ALEXA_WIDE_GAMUT_COLOURSPACE : RGB_Colourspace
"""
XYZ_TO_S_GAMUT_MATRIX = np.array([
[1.5073998991, -0.2458221374, -0.1716116808],
[-0.5181517271, 1.3553912409, 0.1258786682],
[0.0155116982, -0.0078727714, 0.9119163656],
])
"""
*CIE XYZ* tristimulus values to *S-Gamut* colourspace matrix.
XYZ_TO_S_GAMUT_MATRIX : array_like, (3, 3)
"""
S_GAMUT_COLOURSPACE = RGB_Colourspace(
'S-Gamut',
S_GAMUT_PRIMARIES,
S_GAMUT_WHITEPOINT,
S_GAMUT_WHITEPOINT_NAME,
S_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_S_GAMUT_MATRIX,
log_encoding_SLog2,
log_decoding_SLog2,
)
S_GAMUT_COLOURSPACE.__doc__ = """
*S-Gamut* colourspace.
References
----------
:cite:`Gaggioni`, :cite:`SonyCorporation`
S_GAMUT_COLOURSPACE : RGB_Colourspace
"""
S_GAMUT3_COLOURSPACE = RGB_Colourspace(
"""
XYZ_TO_DJI_D_GAMUT_MATRIX = np.array([[1.7257, -0.4314, -0.1917],
[-0.6025, 1.3906, 0.1671],
[-0.0156, 0.0905, 0.8489]])
"""
*CIE XYZ* tristimulus values to *DJI D-Gamut* colourspace matrix.
XYZ_TO_DJI_D_GAMUT_MATRIX : array_like, (3, 3)
"""
DJI_D_GAMUT_COLOURSPACE = RGB_Colourspace(
'DJI D-Gamut',
DJI_D_GAMUT_PRIMARIES,
DJI_D_GAMUT_WHITEPOINT,
DJI_D_GAMUT_WHITEPOINT_NAME,
DJI_D_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_DJI_D_GAMUT_MATRIX,
log_encoding_DJIDLog,
log_decoding_DJIDLog,
)
DJI_D_GAMUT_COLOURSPACE.__doc__ = """
*DJI_D-Gamut* colourspace.
References
----------
:cite:`DJI2017`
DJI_D_GAMUT_COLOURSPACE : RGB_Colourspace
"""
FILMLIGHT_E_GAMUT_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_FILMLIGHT_E_GAMUT_MATRIX = (
np.linalg.inv(FILMLIGHT_E_GAMUT_TO_XYZ_MATRIX))
"""
*CIE XYZ* tristimulus values to *FilmLight E-Gamut* colourspace matrix.
XYZ_TO_FILMLIGHT_E_GAMUT_MATRIX : array_like, (3, 3)
"""
FILMLIGHT_E_GAMUT_COLOURSPACE = RGB_Colourspace(
'FilmLight E-Gamut',
FILMLIGHT_E_GAMUT_PRIMARIES,
FILMLIGHT_E_GAMUT_WHITEPOINT,
FILMLIGHT_E_GAMUT_WHITEPOINT_NAME,
FILMLIGHT_E_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_FILMLIGHT_E_GAMUT_MATRIX,
log_encoding_FilmLightTLog,
log_decoding_FilmLightTLog,
)
FILMLIGHT_E_GAMUT_COLOURSPACE.__doc__ = """
*FilmLight E-Gamut* colourspace.
References
----------
:cite:`Siragusano2018a`
FILMLIGHT_E_GAMUT_COLOURSPACE : RGB_Colourspace
"""
*Pal/Secam RGB* colourspace whitepoint.
PAL_SECAM_RGB_WHITEPOINT : tuple
"""
PAL_SECAM_RGB_TO_XYZ_MATRIX = normalised_primary_matrix(
PAL_SECAM_RGB_PRIMARIES, PAL_SECAM_RGB_WHITEPOINT)
"""
*Pal/Secam RGB* colourspace to *CIE XYZ* tristimulus values matrix.
PAL_SECAM_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_PAL_SECAM_RGB_MATRIX = np.linalg.inv(PAL_SECAM_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Pal/Secam RGB* colourspace matrix.
XYZ_TO_PAL_SECAM_RGB_MATRIX : array_like, (3, 3)
"""
PAL_SECAM_RGB_COLOURSPACE = RGB_Colourspace(
'Pal/Secam RGB', PAL_SECAM_RGB_PRIMARIES, PAL_SECAM_RGB_WHITEPOINT,
PAL_SECAM_RGB_ILLUMINANT, PAL_SECAM_RGB_TO_XYZ_MATRIX,
XYZ_TO_PAL_SECAM_RGB_MATRIX, partial(gamma_function, exponent=1 / 2.8),
partial(gamma_function, exponent=2.8))
"""
*Pal/Secam RGB* colourspace.
PAL_SECAM_RGB_COLOURSPACE : RGB_Colourspace
"""
CIE_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_CIE_RGB_MATRIX = np.linalg.inv(CIE_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *CIE RGB* colourspace matrix.
XYZ_TO_CIE_RGB_MATRIX : array_like, (3, 3)
"""
CIE_RGB_COLOURSPACE = RGB_Colourspace(
'CIE RGB',
CIE_RGB_PRIMARIES,
CIE_RGB_WHITEPOINT,
CIE_RGB_WHITEPOINT_NAME,
CIE_RGB_TO_XYZ_MATRIX,
XYZ_TO_CIE_RGB_MATRIX,
partial(gamma_function, exponent=1 / 2.2),
partial(gamma_function, exponent=2.2),
)
CIE_RGB_COLOURSPACE.__doc__ = """
*CIE RGB* colourspace.
References
----------
:cite:`Fairman1997`
CIE_RGB_COLOURSPACE : RGB_Colourspace
"""
EKTA_SPACE_PS_5_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_EKTA_SPACE_PS_5_MATRIX = np.linalg.inv(EKTA_SPACE_PS_5_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Ekta Space PS 5* colourspace matrix.
XYZ_TO_EKTA_SPACE_PS_5_MATRIX : array_like, (3, 3)
"""
EKTA_SPACE_PS_5_COLOURSPACE = RGB_Colourspace(
'Ekta Space PS 5',
EKTA_SPACE_PS_5_PRIMARIES,
EKTA_SPACE_PS_5_WHITEPOINT,
EKTA_SPACE_PS_5_V_WHITEPOINT_NAME,
EKTA_SPACE_PS_5_TO_XYZ_MATRIX,
XYZ_TO_EKTA_SPACE_PS_5_MATRIX,
partial(gamma_function, exponent=1 / 2.2),
partial(gamma_function, exponent=2.2),
)
EKTA_SPACE_PS_5_COLOURSPACE.__doc__ = """
*Ekta Space PS 5* colourspace.
References
----------
:cite:`Holmesa`
EKTA_SPACE_PS_5_COLOURSPACE : RGB_Colourspace
"""
BT2020_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_BT2020_MATRIX = np.linalg.inv(BT2020_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *ITU-R BT.2020* colourspace matrix.
XYZ_TO_BT2020_MATRIX : array_like, (3, 3)
"""
BT2020_COLOURSPACE = RGB_Colourspace(
'ITU-R BT.2020',
BT2020_PRIMARIES,
BT2020_WHITEPOINT,
BT2020_WHITEPOINT_NAME,
BT2020_TO_XYZ_MATRIX,
XYZ_TO_BT2020_MATRIX,
oetf_BT2020,
eotf_BT2020,
)
BT2020_COLOURSPACE.__doc__ = """
*ITU-R BT.2020* colourspace.
References
----------
:cite:`InternationalTelecommunicationUnion2015h`
BT2020_COLOURSPACE : RGB_Colourspace
"""
XYZ_TO_S_GAMUT_MATRIX = np.array([
[1.5073998991, -0.2458221374, -0.1716116808],
[-0.5181517271, 1.3553912409, 0.1258786682],
[0.0155116982, -0.0078727714, 0.9119163656],
])
"""
*CIE XYZ* tristimulus values to *S-Gamut* colourspace matrix.
XYZ_TO_S_GAMUT_MATRIX : array_like, (3, 3)
"""
S_GAMUT_COLOURSPACE = RGB_Colourspace(
'S-Gamut',
S_GAMUT_PRIMARIES,
S_GAMUT_WHITEPOINT,
S_GAMUT_WHITEPOINT_NAME,
S_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_S_GAMUT_MATRIX,
log_encoding_SLog2,
log_decoding_SLog2,
)
S_GAMUT_COLOURSPACE.__doc__ = """
*S-Gamut* colourspace.
References
----------
:cite:`Gaggioni`, :cite:`SonyCorporation`
S_GAMUT_COLOURSPACE : RGB_Colourspace
"""
S_GAMUT3_COLOURSPACE = RGB_Colourspace(
BT709_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_BT709_MATRIX = np.linalg.inv(BT709_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *ITU-R BT.709* colourspace matrix.
XYZ_TO_BT709_MATRIX : array_like, (3, 3)
"""
BT709_COLOURSPACE = RGB_Colourspace(
'ITU-R BT.709',
BT709_PRIMARIES,
BT709_WHITEPOINT,
BT709_WHITEPOINT_NAME,
BT709_TO_XYZ_MATRIX,
XYZ_TO_BT709_MATRIX,
oetf_BT709,
oetf_reverse_BT709,
)
BT709_COLOURSPACE.__doc__ = """
*ITU-R BT.709* colourspace.
References
----------
:cite:`InternationalTelecommunicationUnion2015i`
BT709_COLOURSPACE : RGB_Colourspace
"""
XYZ_TO_ROMM_RGB_MATRIX = np.array([
[1.3460, -0.2556, -0.0511],
[-0.5446, 1.5082, 0.0205],
[0.0000, 0.0000, 1.2123],
])
"""
*CIE XYZ* tristimulus values to *ROMM RGB* colourspace matrix.
XYZ_TO_ROMM_RGB_MATRIX : array_like, (3, 3)
"""
ROMM_RGB_COLOURSPACE = RGB_Colourspace(
'ROMM RGB',
ROMM_RGB_PRIMARIES,
ROMM_RGB_WHITEPOINT,
ROMM_RGB_WHITEPOINT_NAME,
ROMM_RGB_TO_XYZ_MATRIX,
XYZ_TO_ROMM_RGB_MATRIX,
oetf_ROMMRGB,
eotf_ROMMRGB,
)
ROMM_RGB_COLOURSPACE.__doc__ = """
*ROMM RGB* colourspace.
References
----------
:cite:`ANSI2003a`, :cite:`Spaulding2000b`
ROMM_RGB_COLOURSPACE : RGB_Colourspace
"""
RIMM_RGB_PRIMARIES = ROMM_RGB_PRIMARIES
BETA_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_BETA_RGB_MATRIX = np.linalg.inv(BETA_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Beta RGB* colourspace matrix.
XYZ_TO_BETA_RGB_MATRIX : array_like, (3, 3)
"""
BETA_RGB_COLOURSPACE = RGB_Colourspace(
'Beta RGB',
BETA_RGB_PRIMARIES,
BETA_RGB_WHITEPOINT,
BETA_RGB_WHITEPOINT_NAME,
BETA_RGB_TO_XYZ_MATRIX,
XYZ_TO_BETA_RGB_MATRIX,
partial(gamma_function, exponent=1 / 2.2),
partial(gamma_function, exponent=2.2),
)
BETA_RGB_COLOURSPACE.__doc__ = """
*Beta RGB* colourspace.
References
----------
:cite:`Lindbloom2014a`
BETA_RGB_COLOURSPACE : RGB_Colourspace
"""
"""
XYZ_TO_DJI_D_GAMUT_MATRIX = np.array([[1.7257, -0.4314,
-0.1917], [-0.6025, 1.3906, 0.1671],
[-0.0156, 0.0905, 0.8489]])
"""
*CIE XYZ* tristimulus values to *DJI D-Gamut* colourspace matrix.
XYZ_TO_DJI_D_GAMUT_MATRIX : array_like, (3, 3)
"""
DJI_D_GAMUT_COLOURSPACE = RGB_Colourspace(
'DJI D-Gamut',
DJI_D_GAMUT_PRIMARIES,
DJI_D_GAMUT_WHITEPOINT,
DJI_D_GAMUT_WHITEPOINT_NAME,
DJI_D_GAMUT_TO_XYZ_MATRIX,
XYZ_TO_DJI_D_GAMUT_MATRIX,
log_encoding_DJIDLog,
log_decoding_DJIDLog,
)
DJI_D_GAMUT_COLOURSPACE.__doc__ = """
*DJI_D-Gamut* colourspace.
References
----------
:cite:`DJI2017`
DJI_D_GAMUT_COLOURSPACE : RGB_Colourspace
"""
MATRIX_DAVINCI_WIDE_GAMUT_TO_XYZ : array_like, (3, 3)
"""
MATRIX_XYZ_TO_DAVINCI_WIDE_GAMUT = np.linalg.inv(
MATRIX_DAVINCI_WIDE_GAMUT_TO_XYZ)
"""
*CIE XYZ* tristimulus values to *DaVinci Wide Gamut* colourspace matrix.
MATRIX_XYZ_TO_DAVINCI_WIDE_GAMUT : array_like, (3, 3)
"""
RGB_COLOURSPACE_DAVINCI_WIDE_GAMUT = RGB_Colourspace(
'DaVinci Wide Gamut',
PRIMARIES_DAVINCI_WIDE_GAMUT,
CCS_WHITEPOINT_DAVINCI_WIDE_GAMUT,
WHITEPOINT_NAME_DAVINCI_WIDE_GAMUT,
MATRIX_DAVINCI_WIDE_GAMUT_TO_XYZ,
MATRIX_XYZ_TO_DAVINCI_WIDE_GAMUT,
linear_function,
linear_function,
)
RGB_COLOURSPACE_DAVINCI_WIDE_GAMUT.__doc__ = """
*DaVinci Wide Gamut* colourspace.
References
----------
:cite:`BlackmagicDesign2020`
RGB_COLOURSPACE_DAVINCI_WIDE_GAMUT : RGB_Colourspace
"""
DON_RGB_4_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_DON_RGB_4_MATRIX = np.linalg.inv(DON_RGB_4_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Don RGB 4* colourspace matrix.
XYZ_TO_DON_RGB_4_MATRIX : array_like, (3, 3)
"""
DON_RGB_4_COLOURSPACE = RGB_Colourspace(
'Don RGB 4',
DON_RGB_4_PRIMARIES,
DON_RGB_4_WHITEPOINT,
DON_RGB_4_WHITEPOINT_NAME,
DON_RGB_4_TO_XYZ_MATRIX,
XYZ_TO_DON_RGB_4_MATRIX,
partial(gamma_function, exponent=1 / 2.2),
partial(gamma_function, exponent=2.2),
)
DON_RGB_4_COLOURSPACE.__doc__ = """
*Don RGB 4* colourspace.
References
----------
:cite:`HutchColorg`
DON_RGB_4_COLOURSPACE : RGB_Colourspace
"""
MATRIX_SHARP_RGB_TO_XYZ : array_like, (3, 3)
"""
MATRIX_XYZ_TO_SHARP_RGB = np.linalg.inv(MATRIX_SHARP_RGB_TO_XYZ)
"""
*CIE XYZ* tristimulus values to *Sharp RGB* colourspace matrix.
MATRIX_XYZ_TO_SHARP_RGB : array_like, (3, 3)
"""
RGB_COLOURSPACE_SHARP_RGB = RGB_Colourspace(
'Sharp RGB',
PRIMARIES_SHARP_RGB,
CCS_WHITEPOINT_SHARP_RGB,
WHITEPOINT_NAME_SHARP_RGB,
MATRIX_SHARP_RGB_TO_XYZ,
MATRIX_XYZ_TO_SHARP_RGB,
linear_function,
linear_function,
)
RGB_COLOURSPACE_SHARP_RGB.__doc__ = """
*Sharp RGB* colourspace.
References
----------
:cite:`Susstrunk2000`, :cite:`Ward2002`, :cite:`Ward2016`
RGB_COLOURSPACE_SHARP_RGB : RGB_Colourspace
"""
AP1_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_AP1_MATRIX = np.linalg.inv(AP1_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *ACES Primaries 1* matrix.
XYZ_TO_AP1_MATRIX : array_like, (3, 3)
"""
ACES_2065_1_COLOURSPACE = RGB_Colourspace(
'ACES2065-1',
AP0,
ACES_WHITEPOINT,
ACES_WHITEPOINT_NAME,
AP0_TO_XYZ_MATRIX,
XYZ_TO_AP0_MATRIX,
linear_function,
linear_function,
)
ACES_2065_1_COLOURSPACE.__doc__ = """
*ACES2065-1* colourspace, base encoding, used for exchange of full fidelity
images and archiving.
References
----------
:cite:`TheAcademyofMotionPictureArtsandSciences2014q`,
:cite:`TheAcademyofMotionPictureArtsandSciences2014r`,
:cite:`TheAcademyofMotionPictureArtsandSciencese`
ACES_2065_1_COLOURSPACE : RGB_Colourspace
BT470_525_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_BT470_525_MATRIX = np.linalg.inv(BT470_525_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *ITU-R BT.470 - 525* colourspace matrix.
XYZ_TO_BT470_525_MATRIX : array_like, (3, 3)
"""
BT470_525_COLOURSPACE = RGB_Colourspace(
'ITU-R BT.470 - 525',
BT470_525_PRIMARIES,
BT470_525_WHITEPOINT,
BT470_525_WHITEPOINT_NAME,
BT470_525_TO_XYZ_MATRIX,
XYZ_TO_BT470_525_MATRIX,
partial(gamma_function, exponent=1 / 2.8),
partial(gamma_function, exponent=2.8),
)
BT470_525_COLOURSPACE.__doc__ = """
*ITU-R BT.470 - 525* colourspace.
References
----------
:cite:`InternationalTelecommunicationUnion1998a`
BT470_525_COLOURSPACE : RGB_Colourspace
"""
BT470_625_PRIMARIES = np.array([[0.64, 0.33], [0.29, 0.60], [0.15, 0.06]], )
SMPTE_240M_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_SMPTE_240M_MATRIX = np.linalg.inv(SMPTE_240M_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *SMPTE 240M* colourspace matrix.
XYZ_TO_SMPTE_240M_MATRIX : array_like, (3, 3)
"""
SMPTE_240M_COLOURSPACE = RGB_Colourspace(
'SMPTE 240M',
SMPTE_240M_PRIMARIES,
SMPTE_240M_WHITEPOINT,
SMPTE_240M_WHITEPOINT_NAME,
SMPTE_240M_TO_XYZ_MATRIX,
XYZ_TO_SMPTE_240M_MATRIX,
oetf_SMPTE240M,
eotf_SMPTE240M,
)
SMPTE_240M_COLOURSPACE.__doc__ = """
*SMPTE 240M* colourspace.
References
----------
:cite:`SocietyofMotionPictureandTelevisionEngineers1999b`,
:cite:`SocietyofMotionPictureandTelevisionEngineers2004a`
SMPTE_240M_COLOURSPACE : RGB_Colourspace
"""
REC_2020_TO_XYZ_MATRIX = normalised_primary_matrix(REC_2020_PRIMARIES,
REC_2020_WHITEPOINT)
"""
*Rec. 2020* colourspace to *CIE XYZ* tristimulus values matrix.
REC_2020_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_REC_2020_MATRIX = np.linalg.inv(REC_2020_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Rec. 2020* colourspace matrix.
XYZ_TO_REC_2020_MATRIX : array_like, (3, 3)
"""
REC_2020_COLOURSPACE = RGB_Colourspace(
'Rec. 2020',
REC_2020_PRIMARIES,
REC_2020_WHITEPOINT,
REC_2020_ILLUMINANT,
REC_2020_TO_XYZ_MATRIX,
XYZ_TO_REC_2020_MATRIX,
oetf_BT2020,
eotf_BT2020) # yapf: disable
"""
*Rec. 2020* colourspace.
REC_2020_COLOURSPACE : RGB_Colourspace
"""
XTREME_RGB_TO_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_XTREME_RGB_MATRIX = np.linalg.inv(XTREME_RGB_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *Xtreme RGB* colourspace matrix.
XYZ_TO_XTREME_RGB_MATRIX : array_like, (3, 3)
"""
XTREME_RGB_COLOURSPACE = RGB_Colourspace(
'Xtreme RGB',
XTREME_RGB_PRIMARIES,
XTREME_RGB_WHITEPOINT,
XTREME_RGB_WHITEPOINT_NAME,
XTREME_RGB_TO_XYZ_MATRIX,
XYZ_TO_XTREME_RGB_MATRIX,
partial(gamma_function, exponent=1 / 2.2),
partial(gamma_function, exponent=2.2),
)
XTREME_RGB_COLOURSPACE.__doc__ = """
*Xtreme RGB* colourspace.
References
----------
:cite:`HutchColore`
XTREME_RGB_COLOURSPACE : RGB_Colourspace
"""
MATRIX_P3_D65_TO_XYZ = normalised_primary_matrix(PRIMARIES_P3_D65,
CCS_WHITEPOINT_P3_D65)
"""
*P3-D65* colourspace to *CIE XYZ* tristimulus values matrix.
MATRIX_P3_D65_TO_XYZ : array_like, (3, 3)
"""
MATRIX_XYZ_TO_P3_D65 = np.linalg.inv(MATRIX_P3_D65_TO_XYZ)
"""
*CIE XYZ* tristimulus values to *P3-D65* colourspace matrix.
MATRIX_XYZ_TO_P3_D65 : array_like, (3, 3)
"""
RGB_COLOURSPACE_P3_D65 = RGB_Colourspace(
'P3-D65',
PRIMARIES_P3_D65,
CCS_WHITEPOINT_P3_D65,
WHITEPOINT_NAME_P3_D65,
MATRIX_P3_D65_TO_XYZ,
MATRIX_XYZ_TO_P3_D65,
partial(gamma_function, exponent=1 / 2.6),
partial(gamma_function, exponent=2.6),
)
RGB_COLOURSPACE_P3_D65.__doc__ = """
*P3-D65* colourspace.
RGB_COLOURSPACE_P3_D65 : RGB_Colourspace
"""
XYZ_TO_sRGB_MATRIX = np.array([
[3.2406, -1.5372, -0.4986],
[-0.9689, 1.8758, 0.0415],
[0.0557, -0.2040, 1.0570],
])
"""
*CIE XYZ* tristimulus values to *sRGB* colourspace matrix.
XYZ_TO_sRGB_MATRIX : array_like, (3, 3)
"""
sRGB_COLOURSPACE = RGB_Colourspace(
'sRGB',
sRGB_PRIMARIES,
sRGB_WHITEPOINT,
sRGB_WHITEPOINT_NAME,
sRGB_TO_XYZ_MATRIX,
XYZ_TO_sRGB_MATRIX,
oetf_sRGB,
oetf_reverse_sRGB,
)
sRGB_COLOURSPACE.__doc__ = """
*sRGB* colourspace.
References
----------
:cite:`InternationalElectrotechnicalCommission1999a`,
:cite:`InternationalTelecommunicationUnion2015i`
sRGB_COLOURSPACE : RGB_Colourspace
"""
RED_COLOR_XYZ_MATRIX : array_like, (3, 3)
"""
XYZ_TO_RED_COLOR_MATRIX = np.linalg.inv(RED_COLOR_TO_XYZ_MATRIX)
"""
*CIE XYZ* tristimulus values to *REDcolor* colourspace matrix.
XYZ_TO_RED_COLOR_MATRIX : array_like, (3, 3)
"""
RED_COLOR_COLOURSPACE = RGB_Colourspace(
'REDcolor',
RED_COLOR_PRIMARIES,
RED_COLOR_WHITEPOINT,
RED_COLOR_WHITEPOINT_NAME,
RED_COLOR_TO_XYZ_MATRIX,
XYZ_TO_RED_COLOR_MATRIX,
log_encoding_REDLogFilm,
log_decoding_REDLogFilm,
)
RED_COLOR_COLOURSPACE.__doc__ = """
*REDcolor* colourspace.
References
----------
:cite:`Mansencal2015d`, :cite:`SonyImageworks2012a`
RED_COLOR_COLOURSPACE : RGB_Colourspace
"""
RED_COLOR_2_PRIMARIES = np.array([
