pamtowinicon
Convert a PAM image to a Windows ICO file.
TLDR
Convert a PAM image file to an ICO file
$ pamtowinicon [path/to/input_file.pam] > [path/to/output.ico]
Encode images with resolutions smaller than t in the BMP format and all other images in the PNG format
$ pamtowinicon -pngthreshold [t] [path/to/input_file.pam] > [path/to/output.ico]
Make all pixels outside the non-opaque area black
$ pamtowinicon -truetransparent [path/to/input_file.pam] > [path/to/output.ico]
