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Multiexcerpt
MultiExcerptNamesynopsis

..Use the tonemap imager to artistically modify the image's tone mapping using a filmic or a modified Reinhard curve.

Note

Both the strength and the length need to be different from 0, for the toe and shoulder to make a difference.


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input 

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Multiexcerpt

...

MultiExcerptName

 

enable

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input

Input points to the previous imager operation in the chain (so that you can stack them and apply multiple operations serially).

enable 

Multiexcerpt
MultiExcerptNameenable

Enables the imager.

layer_selection

Multiexcerpt-include
MultiExcerptNamelayer_selection

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nopaneltrue
PageWithExcerptimager_white_balance

mode 

Multiexcerpt
MultiExcerptNamemode

Tonemap mode.

Center

Gallery
includeLabelmode
sortname

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Multiexcerpt
MultiExcerptNamefilmic_toe_strength

Amount of curvature for the tonemap curve in the darker values.

Center

Gallery
includeLabelfilmic_toe_strength
sortname

Center

Gallery
includeLabeltoe_strength_wedge
sortname

filmic_toe_length 

Multiexcerpt
MultiExcerptNamefilmic_toe_length

Amount of darker values affected by the toe.

Center

Gallery
includeLabelfilmic_toe_length
sortname

toe_strength:0.5

Center

Gallery
includeLabeltoe_length_wedge
sortname

filmic_shoulder_strength

Multiexcerpt
MultiExcerptNamefilmic_shoulder_strength

Amount of curvature for the tonemap curve in the brighter values.

Center

Gallery
includeLabelfilmic_shoulder_strength
sortname

Gallery
includeLabelshoulder_strength_wedge
sortname

 

filmic_shoulder_length 

Multiexcerpt
MultiExcerptNamefilmic_shoulder_length

Amount in f-stops of brighter values affected by the shoulder.

Center

Gallery
includeLabelfilmic_shoulder_length
sortname

Gallery
includeLabelshoulder_length_wedge
sortname


filmic_shoulder_angle 

Multiexcerpt
MultiExcerptNamefilmic_shoulder_angle

..Curve slope when white is reached.

Gallery
includeLabelfilmic_shoulder_angle
sortname
reversetrue

Gallery
includeLabelshoulder_angle_wedge
sortname

reinhard_highlights 

Multiexcerpt
MultiExcerptNamereinhard_highlights

..Reinhard photographic tonemap operator strength.

Center

Gallery
includeLabelreinhard_highlights
sortname

Gallery
includeLabelreinhard_highlights_wedge
sortname

reinhard_shadows  

Multiexcerpt
MultiExcerptNamereinhard_shadows

..Additional tonemapping control for darker values.

Center

Gallery
includeLabelreinhard_shadows
sortname

Gallery
includeLabelreinhard_shadows_wedge
sortname

Multiexcerpt
hiddentrue
MultiExcerptNamelut

lut_filename

Multiexcerpt
MultiExcerptNamelut_filename

Specifies the LUT file to load.

Center

Gallery
includeLabellut

lut_working_color_space

Multiexcerpt
MultiExcerptNamelut_working_color_space

It is possible to specify a working color space in imager_tonemap.lut_working_color_space to convert to the specified space, apply the LUT, and convert to linear or rendering color space again.

preserve_saturation

Multiexcerpt
MultiExcerptNamepreserve_saturation

... Preserves color saturation for extreme bright values.

Note

This is for values that are beyond 1, if you don’t preserve saturation they go to white, otherwise, they keep their color.

Center

Image rollover
01_preserve_saturation_0_default.jpg
12_preserve_saturation_1.jpg
Image rollover
01_blossom-preserve_saturation_0_default.jpg
12_blossom-preserve_saturation_1.jpg

0 Disabled (default). Rollover imager image to view 1enabled.

gamma 

Multiexcerpt
MultiExcerptNamegamma

...Gamma curve exponent for midtones value control.

Gallery
includeLabelgamma
sortname

mix

Multiexcerpt
hiddentrue
MultiExcerptNamemix

0 preserves the input untouched and 1 applies the full node effect.