GBR-PIL GIMP brush file

Extensions: .gbr

This is a copy from the Pillow docs.

The GBR decoder reads GIMP brush files, version 1 and 2.

The write() method sets the following info properties:

comment
The brush name.
spacing
The spacing between the brushes, in pixels. Version 2 only.

GD

PIL reads uncompressed GD files. Note that this file format cannot be automatically identified, so you must use PIL.GdImageFile.open() to read such a file.

The write() method sets the following info properties:

transparency
Transparency color index. This key is omitted if the image is not transparent.