Node Reference¶
CLF_LinearAdaptation - Linear Chromatic Adaptation¶
Internal Identifier: de.adelsbach.clf.LinearAdaptation
This node provides linear chromatic adaptation methods, given a source and target illuminant value. The node accepts RGBA data and outputs RGBA data, the alpha channel is passed through unchanged.
The following parameters are available:
- Input/Output
Input output color space, see About Color Spaces for more information.
- Apply OETF
Whether to apply the Opto-Electrical Transfer Function (OETF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Apply EOTF
Whether to apply the Electro-Optical Transfer Function (EOTF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Method
Specifies the linear chromatic adaptation transformer. The following transformers are supported:
- VonKries
The traditional VonKries adaptation matrix.
- Bradford
The commonly used Bradford adaptation matrix.
- Wassef
The Wassef adaptation matrix.
- Sobagaki
The Sobagaki adaptation matrix.
- Sharp
The Sharp adaptation matrix.
- CAT97
The CAT97 model adaptation matrix.
- CAT02
The CAT02 model adaptation matrix.
- CAT02 Brill
The Brill corrected CAT02 model adaptation matrix.
- CAT16
The CAT16 model adaptation matrix.
- CMCCAT1997
Linear CMCCAT1997 adaptation matrix.
- CMCCAT2000
Linear CMCCAT2000 adaptation matrix.
- BiancoSchettini
The Bianco Schettini adaptation matrix.
- BiancoSchettini PC
The Bianco Schettini adaptation matrix with positive lobes.
- Scaling
A simple scaling matrix.
- Source White Point
Source white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Target White Point
Target white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
CLF_CMCCAT2000Adaptation - CMC CAT2000 Chromatic Adaptation¶
Internal Identifier: de.adelsbach.clf.CMCCAT2000Adaptation
This node provides CMC CAT2000 chromatic adaptation. This adaptation method in addition to the source and target white points also takes into account the luminosity of the latter in cd/m2 as well as a general induction factor. The node accepts RGBA data and outputs RGBA data, the alpha channel is passed through unchanged. The following parameters are available:
- Input/Output
Input output color space, see About Color Spaces for more information.
- Apply OETF
Whether to apply the Opto-Electrical Transfer Function (OETF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Apply EOTF
Whether to apply the Electro-Optical Transfer Function (EOTF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Source White Point
Source white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Source Luminance
Luminance of the source white point illuminant in cd/m2.
- Target White Point
Target white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Target Luminance
Luminance of the target white point illuminant in cd/m2.
- Induction
Induction value for the lighting conditions in the range [0,1] This is typically 1.0 for average lighting and 0.8 for dim lighting.
CLF_CMCCAT1997Adaptation - CMC CAT1997 Chromatic Adaptation¶
Internal Identifier: de.adelsbach.clf.CMCCAT1997Adaptation
This node provides CMC CAT1997 chromatic adaptation. This adaptation method in addition to the source and target white points also takes into account the luminosity of the target in cd/m2 as well as a general induction factor. The node accepts RGBA data and outputs RGBA data, the alpha channel is passed through unchanged.
The following parameters are available:
- Input/Output
Input output color space, see About Color Spaces for more information.
- Apply OETF
Whether to apply the Opto-Electrical Transfer Function (OETF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Apply EOTF
Whether to apply the Electro-Optical Transfer Function (EOTF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Induction
Induction value for the lighting conditions in the range [0,1]. This is typically 1.0 for average lighting and 0.8 for dim lighting.
- Source White Point
Source white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Source Luminance
Luminance of the source white point illuminant in cd/m2.
- Target White Point
Target white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
CLF_BartlesonAdaptation - Bartleson Chromatic Adaptation¶
Internal Identifier: de.adelsbach.clf.BartlesonAdaptation
This node provides Bartleson chromatic adaptation, given a source and target illuminant value. The node accepts RGBA data and outputs RGBA data, the alpha channel is passed through unchanged.
The following parameters are available:
- Input/Output
Input output color space, see About Color Spaces for more information.
- Apply OETF
Whether to apply the Opto-Electrical Transfer Function (OETF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Apply EOTF
Whether to apply the Electro-Optical Transfer Function (EOTF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Source White Point
Source white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Target White Point
Target white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
CLF_ZhaiLuoAdaptation - Zhai Luo Chromatic Adaptation¶
Internal Identifier: de.adelsbach.clf.ZhaiLuoAdaptation
This node provides Zhai Luo chromatic adaptation, given a source and target illuminant value. The node accepts RGBA data and outputs RGBA data, the alpha channel is passed through unchanged.
The following parameters are available:
- Input/Output
Input output color space, see About Color Spaces for more information.
- Apply OETF
Whether to apply the Opto-Electrical Transfer Function (OETF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Apply EOTF
Whether to apply the Electro-Optical Transfer Function (EOTF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Method
The adaption matrix to be used, the following options are available:
CAT02
CAT02 Brill
CAT16
- Source White Point
Source white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Source Adaption Degree
Degree of the source adaptation.
- Target White Point
Target white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Target Adaption Degree
Degree of the target adaptation.
- Baseline White Point
Baseline white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Sample White Point
Sample white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
CLF_CIE1994Adaptation - CIE 1994 Chromatic Adaptation¶
Internal Identifier: de.adelsbach.clf.CIE1994Adaptation
This node provides CIE1994 chromatic adaptation, given a source and target illuminant value. The node accepts RGBA data and outputs RGBA data, the alpha channel is passed through unchanged.
The following parameters are available:
- Input/Output
Input output color space, see About Color Spaces for more information.
- Apply OETF
Whether to apply the Opto-Electrical Transfer Function (OETF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Apply EOTF
Whether to apply the Electro-Optical Transfer Function (EOTF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Noise
Noise factor.
- Luminance Factor
Luminance factor.
- Source White Point
Source white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Source Luminance
Source white luminance in cd/m2.
- Target White Point
Target white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Target Luminance
Target white luminance in cd/m2.
CLF_BurnhamAdaptation - Burnham Chromatic Adaptation¶
Internal Identifier: de.adelsbach.clf.BurnhamAdaptation
This node provides Burnham chromatic adaptation, given a source and target illuminant. Only the fixed CIE illuminants A, C and G are supported. The node accepts RGBA data and outputs RGBA data, the alpha channel is passed through unchanged.
The following parameters are available:
- Input/Output
Input output color space, see About Color Spaces for more information.
- Apply OETF
Whether to apply the Opto-Electrical Transfer Function (OETF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Apply EOTF
Whether to apply the Electro-Optical Transfer Function (EOTF) of the selected color space, see Color Space Transformation Pipeline for more information.
- From Illuminant
The source illuminant, this can be any of:
CIE A
CIE B
CIE C
- To Illuminant
The target illuminant, this can be any of:
CIE A
CIE B
CIE C
CLF_Fairchild1990Adaptation - Fairchild1990 Chromatic Adaptation¶
Internal Identifier: de.adelsbach.clf.Fairchild1990Adaptation
This node provides Fairchild 1990 chromatic adaptation model, given a source and target illuminant and the luminance of the source illuminant. The node accepts RGBA data and outputs RGBA data, the alpha channel is passed through unchanged.
The following parameters are available:
- Input/Output
Input output color space, see About Color Spaces for more information.
- Apply OETF
Whether to apply the Opto-Electrical Transfer Function (OETF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Apply EOTF
Whether to apply the Electro-Optical Transfer Function (EOTF) of the selected color space, see Color Space Transformation Pipeline for more information.
- Source White Point
Source white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Target White Point
Target white point illuminant. Refer to Common White Point Selection Parameters for parameter documentation.
- Discount Illuminant
Whether to discount the illuminant in the adaptation.
- Luminance
Luminance of the source whitepoint given in cd/m2.
- Exponent
Exponent of the adaptation, by default this is 1/3.