A simple Nuke Gizmo for creating Contact-sheet for AOVs/Channels. You can easily create the contact-sheet for any multi-exr as AOVs are nothing but just channels.
rm_AOV_Contactsheet
First submitted: 29 March 2025
Updated: 3 June 2026
Author: Ravi Motwani
Website: https://ravimotwani.wixsite.com/anitech/
Compatible Nuke versions: 13.2 or later
Compatibility: All, Source
1) Resolution Multiplier - Resolution scale for the contactsheet, which in case becomes too big in size so that can controlled with multiplier.
2) Gather AOVs - Analyse and provide tick boxes for all the AOVs/Channels of the connected input exr.
3) Create Contactsheet - Checks for all the ticked AOVs/channels of input exr and create contactsheet for the same.
4) Clear AOVs - Clear the AOVs list and revert back from contactsheet sheet to single image.
5) TEXT LABELS -
a) Show Labels - Enable/Disable for AOVs/channels names.
b) Global Font Scale - Font size multiplier to increase or reduce the size of a font.
c) Translate: Allows for translation of the text within the contact sheet.
d) Font Color - Customize Color value for text.
e) Label Background Color: Provides a control to change the background color.
f) Label Background Opacity: Adjusts the transparency for the text label background element in the contact sheet.
6) BORDER -
a) Draw Border - Enable/Diable for outer line for AOVs/channels.
b) Border Color - Customize Color value for outerline.
c) Border Size - Thickness for the outerline.
7) Preset - ALL, AOV_LIGHTS, AOV_SHADERS, TECH, - None
Preset made as per the arnold renderer, can be edited by editing the gizmo in text editor and finding
T_AOV_LIGHTS, T_AOV_SHADERS, T_TECH, just add the channels in the variable.
8) channel filter , affect channels and Toggle Channels works together,
a) channel filter - needs channels comman name like direct, indirect etc.
eg : direct, indirect, specular ----> separate names with commas.
b) affect channels - if its ticked yes than it will enable the ticks from the list and if its ticked no than will disable those.
c) Toggle Channels - execution takes place this operation can be done with this button.
Installation:
1. Copy the folder `gizmos` and `python` in your `.nuke` folder located at `C:\Users\<username>\.nuke`.
2. Copy the content of `init.py` in your `init.py` located at `C:\Users\<username>\.nuke` if the file already exists else copy the file directly.
3. Copy the content of `menu.py` in your `menu.py` located at `C:\Users\<username>\.nuke`
if the file already exists else copy the file directly.
Usage:
To use `aov_contactsheet`, follow these steps:
1. Tab in nodes graph and select `AOVContactsheet` or select it through Nodes -> Other.
2. Connect the multi-exr read node for which you want to generate a contact sheet.
3. Press `Gather AOVs`, it will gather the AOVs info, check whichever AOVs you need with help of filter and Preset.
3. Run / Execute the `Create Contactheet` Button.
4. Adjust the various controls to customize the appearance of the contact sheet as desired.
Change Log:
##################### 25/05/2026 ##########################
### The script was in progress for updating with the bug fixes:
### 1. duplicating the nodes errors for the links.
### 2. Adding text translate controls with background enable and background opacity.
### 3. Removed the dependency of text font selection if linux or windows.
### 4. Code cleanup for scalability.
Contributing:
Contributions are welcome! If you find any bugs or have suggestions for new features, please submit an issue or pull request on our GitHub repository.
aov_contactsheet is released under the MIT License. For more details, see the LICENSE [blocked] file.
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