avif-format

An AV1 Image (AVIF) file format plug-in for Adobe® Photoshop®.

The latest version can be downloaded from GitHub.

System Requirements

Installation

  1. Close your host application.
  2. Place Av1Image.8bi in the folder that your host application searches for file format plug-ins.
  3. Restart your host application.
  4. The plug-in will now be available as the AV1 Image item in the Open and Save dialogs.

Installation in Specific Hosts

Photoshop

Photoshop CC common install folder: C:\Program Files\Common Files\Adobe\Plug-ins\CC
Version-specific install folder: C:\Program Files\Adobe\Photoshop [version]\Plug-ins

Updating

Follow the installation instructions above and allow any existing files to be replaced.

Using the plug-in

Single images can be loaded and saved using 8, 10 or 12 bits-per-channel, image sequences and animations are not supported.

HDR files that use the Rec. 2100 PQ, Rec. 2100 HLG and SMPTE 428-1 transfer characteristics can be loaded and edited as 32-bits-per-channel documents.

32-bits-per-channel RGB documents can be saved as HDR AVIF files using the following transfer characteristics and bit-depths:

32-bits-per-channel documents can also be saved as 10-bit or 12-bit SDR AVIF files using the None, clip transfer characteristic.

The support for HDR images with an alpha channel (transparency) may differ between applications.
While this plug-in can load and save HDR images that include transparency, it may not be handled correctly by other applications.
It is also possible that this plug-in may not correctly handle HDR images that include transparency from other applications.

Support the Project

Payment is not required to use this plug-in. But if you would like to support future develpment, please use PayPal to send the author what you think it is worth.

License

This program is free software licensed under the terms of the GNU Lesser General Public License version 3.0.

 Adobe and Photoshop are either registered trademarks or trademarks of Adobe Systems Incorporated in the United States and/or other countries.
 Windows is a registered trademark of Microsoft Corporation in the United States and other countries.
 All other trademarks are the property of their respective owners.