colour.models.dataset.rec_2020 Module¶
Rec. 2020 Colourspace¶
Defines the Rec. 2020 colourspace:
See also
References
[1] | International Telecommunication Union. (2014). Parameter values for ultra-high definition television systems for production and international programme exchange. In Recommendation ITU-R BT.2020 (Vol. 1, pp. 1–8). Retrieved from http://www.itu.int/dms_pubrec/itu-r/rec/bt/R-REC-BT.2020-1-201406-I!!PDF-E.pdf |
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colour.models.dataset.rec_2020.
REC_2020_PRIMARIES
= array([[ 0.708, 0.292], [ 0.17 , 0.797], [ 0.131, 0.046]])¶ Rec. 2020 colourspace primaries.
REC_2020_PRIMARIES : ndarray, (3, 2)
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colour.models.dataset.rec_2020.
REC_2020_ILLUMINANT
= u'D65'¶ Rec. 2020 colourspace whitepoint name as illuminant.
REC_2020_ILLUMINANT : unicode
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colour.models.dataset.rec_2020.
REC_2020_WHITEPOINT
= (0.31271, 0.32902)¶ Rec. 2020 colourspace whitepoint.
REC_2020_WHITEPOINT : tuple
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colour.models.dataset.rec_2020.
REC_2020_TO_XYZ_MATRIX
= array([[ 6.36953507e-01, 1.44619185e-01, 1.68855854e-01], [ 2.62698339e-01, 6.78008766e-01, 5.92928953e-02], [ 4.99407097e-17, 2.80731358e-02, 1.06082723e+00]])¶ Rec. 2020 colourspace to CIE XYZ tristimulus values matrix.
REC_2020_TO_XYZ_MATRIX : array_like, (3, 3)
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colour.models.dataset.rec_2020.
XYZ_TO_REC_2020_MATRIX
= array([[ 1.71666343, -0.35567332, -0.25336809], [-0.66667384, 1.61645574, 0.0157683 ], [ 0.01764248, -0.04277698, 0.94224328]])¶ CIE XYZ tristimulus values to Rec. 2020 colourspace matrix.
XYZ_TO_REC_2020_MATRIX : array_like, (3, 3)
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colour.models.dataset.rec_2020.
REC_2020_CONSTANTS
= {'alpha': <function <lambda> at 0x7fa03e59d1b8>, 'beta': <function <lambda> at 0x7fa03e59d230>}¶ Rec. 2020 colourspace constants.
REC_2020_CONSTANTS : Structure
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colour.models.dataset.rec_2020.
REC_2020_OECF
(value, is_10_bits_system=True)¶ Opto-electronic conversion function of Rec. 2020 colourspace.
REC_2020_OECF : object
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colour.models.dataset.rec_2020.
REC_2020_EOCF
(value, is_10_bits_system=True)¶ Electro-optical conversion function of Rec. 2020 colourspace.
REC_2020_EOCF : object
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colour.models.dataset.rec_2020.
REC_2020_COLOURSPACE
= <colour.models.rgb.RGB_Colourspace object>¶ Rec. 2020 colourspace.
REC_2020_COLOURSPACE : RGB_Colourspace