tldr/pages/common/pamstretch.md

# pamstretch

> Scale up a PAM image by interpolating between pixels.
> See also: `pamstretch-gen`, `pamenlarge`, `pamscale`.
> More information: <https://netpbm.sourceforge.net/doc/pamstretch.html>.

- Scale up a PAM image by an integer factor:

`pamstretch {{n}} {{path/to/image.pam}} > {{path/to/output.pam}}`

- Scale up a PAM image by the specified factors in the horizontal and vertical directions:

`pamstretch {{[-x|-xscale]}} {{xn}} {{[-y|-yscale]}} {{yn}} {{path/to/image.pam}} > {{path/to/output.pam}}`