colour.MATRIX_COEFFICIENTS_ITUTH273

colour.MATRIX_COEFFICIENTS_ITUTH273 = {0: array('Identity',       dtype='<U8'), 1: array([ 0.2126,  0.0722]), 2: array('Unspecified',       dtype='<U11'), 3: array('Reserved',       dtype='<U8'), 4: array([ 0.3 ,  0.11]), 5: array([ 0.299,  0.114]), 6: array([ 0.299,  0.114]), 7: array([ 0.212,  0.087]), 8: array('YCgCo',       dtype='<U5'), 9: array([ 0.2627,  0.0593]), 10: array([ 0.2627,  0.0593]), 11: array("Y'D'ZD'X",       dtype='<U8'), 12: array('See equations 32 to 37',       dtype='<U22'), 13: array('See equations 32 to 37',       dtype='<U22'), 14: array('ICTCP',       dtype='<U5'), 15: array('Reserved',       dtype='<U8')}

MatrixCoefficients describes the matrix coefficients used in deriving luma and chroma signals from the green, blue and red or X, Y and Z primaries, as specified in Table 4 and equations 11 to 77 of [InternationalOfStandardization21] and [InternationalTUnion21].

Notes

• See colour.WEIGHTS_YCBCR attribute and the colour.matrix_YCbCr(), colour.offset_YCbCr(), colour.RGB_to_YCbCr(), colour.YCbCr_to_RGB(), colour.RGB_to_YcCbcCrc(), colour.YcCbcCrc_to_RGB() definitions for an implementation.

References

[InternationalOfStandardization13] [InternationalOfStandardization20] [InternationalOfStandardization21], [InternationalTUnion21]