snippetbashTip

pnmmargin — Add a border to a PNM image. More information: <https://netpbm.sourceforge.net/doc/pnmmargin.html>.

Submitted by: @import:tldr-pages·Mar 2, 2026·

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bordercommandcliimagemoreaddpnmmarginpnm

Problem

How to use the pnmmargin command: Add a border to a PNM image. More information: <https://netpbm.sourceforge.net/doc/pnmmargin.html>.

Solution

pnmmargin — Add a border to a PNM image. More information: <https://netpbm.sourceforge.net/doc/pnmmargin.html>.

Add a border of the specified size to a PNM image:

pnmmargin {{size}} {{path/to/image.pnm}} > {{path/to/output.pnm}}

Specify the color of the border:

pnmmargin {{[-c|-color]}} {{color}} {{size}} {{path/to/image.pnm}} > {{path/to/output.pnm}}

Code Snippets

Add a border of the specified size to a PNM image

pnmmargin {{size}} {{path/to/image.pnm}} > {{path/to/output.pnm}}

Specify the color of the border

pnmmargin {{[-c|-color]}} {{color}} {{size}} {{path/to/image.pnm}} > {{path/to/output.pnm}}

Context

tldr-pages: common/pnmmargin

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