---
syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
---
# pamarith

> Apply a binary function on two Netpbm images.
> See also: `pamfunc`.
> More information: <https://netpbm.sourceforge.net/doc/pamarith.html>.

- Apply the specified binary function pixel-wise on the two specified images (which must be of the same size):

`pamarith -{{add|subtract|multiply|divide|difference|minimum|maximum|...}} {{path/to/image1.pam|pbm|pgm|ppm}} {{path/to/image2.pam|pbm|pgm|ppm}}`