Add support for Windows 1.x/2.x Icon file format
Operating System: All
Description of the feature
Add support for Windows 1.x/2.x Icon file format. Be able to convert from and to ICO file format (Windows 1.x/2.x). For example from and to PNG.
http://fileformats.archiveteam.org/wiki/Windows_1.0_Icon
Sample file: CARDFILE.ICO opened by ICONEDIT.EXE:
The data are the black&white pixels, the grey zones are believed to be transparent.
The icon of the program CARDFILE.EXE (CARDFILE.ICO) can be seen in the taskbar, bottom left, when CARDFILE.EXE is minimized:
and sometimes in the About dialog, specially in Microsoft programs:
According to this website, 1.x and 2.x share same icons:
https://www.howtogeek.com/733912/a-visual-history-of-windows-icons-from-windows-1-to-11/
Use cases
ImageMagick and Pillow don't have support for it yet:
Edited by superbonaci