OpenImageIO for ComfyUI

Basic set of nodes for proper color management using OpenImageIO
This is initially meant as a companion for a "private" fork of ComfyUI for Nuke.

Nodes:

• Load Image (oiio)
• Colorspace Convert (oiio)
• Save Image (oiio)

Installation

If you want to use a custom OCIO config, set the OCIO environment variable before starting ComfyUI.

pip install -r requirements.txt

Features

• Basic I/O with colorspace support.
  BMP, Cineon, DDS, DICOM, DPX, FITS, GIF, HDR/RGBE, HEIF/HEIC/AVIF, ICO, IFF, JPEG, JPEG-2000, JPEG XL, Movie formats (using ffmpeg), Null format, OpenEXR, OpenVDB, PNG, PNM / Netpbm, PSD, Ptex, RAW digital camera files, RLA, SGI, Softimage PIC, Targa, Term (Terminal), TIFF, Webp, Zfile
• Colorspace converter node
• Basic metadata reading/writting (and for formats that comfy support prompt & extrapng_info)
• DITs? Not sure how to properly translate that but maybe just force sRGB (D60) and add preview on nodes?

Preview

Contribute / Feedback

Don't hesitate to PR or open issues