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pnmtosgi — Convert a PNM file to an SGI image file. More information: <https://netpbm.sourceforge.net/doc/pnmto

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

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commandsgipnmtosgiconvertclifileimagepnm

Problem

How to use the pnmtosgi command: Convert a PNM file to an SGI image file. More information: <https://netpbm.sourceforge.net/doc/pnmtosgi.html>.

Solution

pnmtosgi — Convert a PNM file to an SGI image file. More information: <https://netpbm.sourceforge.net/doc/pnmtosgi.html>.

Convert a PNM image to an SGI image:

pnmtosgi {{path/to/input.pnm}} > {{path/to/output.sgi}}

Disable or enable compression:

pnmtosgi -{{verbatim|rle}} {{path/to/input.pnm}} > {{path/to/output.sgi}}

Write the specified string into the SGI image header's imagename field:

pnmtosgi {{[-i|-imagename]}} {{string}} {{path/to/input.pnm}} > {{path/to/output.sgi}}

Code Snippets

Convert a PNM image to an SGI image

pnmtosgi {{path/to/input.pnm}} > {{path/to/output.sgi}}

Disable or enable compression

pnmtosgi -{{verbatim|rle}} {{path/to/input.pnm}} > {{path/to/output.sgi}}

Write the specified string into the SGI image header's `imagename` field

pnmtosgi {{[-i|-imagename]}} {{string}} {{path/to/input.pnm}} > {{path/to/output.sgi}}

Context

tldr-pages: common/pnmtosgi

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