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rletopnm — Convert a Utah Raster Tools RLE image file to a PNM file. More information: <https://netpbm.sourcefo

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

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commandconvertcliutahrasterrlerletopnmtools

Problem

How to use the rletopnm command: Convert a Utah Raster Tools RLE image file to a PNM file. More information: <https://netpbm.sourceforge.net/doc/rletopnm.html>.

Solution

rletopnm — Convert a Utah Raster Tools RLE image file to a PNM file. More information: <https://netpbm.sourceforge.net/doc/rletopnm.html>.

Convert an RLE image to a PNM file:

rletopnm {{path/to/input.rle}} > {{path/to/output.pnm}}

Create a PGM image containing the RLE file's alpha channel:

rletopnm {{[--a|--alphaout]}} {{path/to/alpha_file.pgm}} {{path/to/input.rle}} > {{path/to/output.pnm}}

Operate in verbose mode and print the contents of the RLE header to stdout:

rletopnm {{[--verb|--verbose]}} {{path/to/input.rle}} > {{path/to/output.pnm}}

Code Snippets

Convert an RLE image to a PNM file

rletopnm {{path/to/input.rle}} > {{path/to/output.pnm}}

Create a PGM image containing the RLE file's alpha channel

rletopnm {{[--a|--alphaout]}} {{path/to/alpha_file.pgm}} {{path/to/input.rle}} > {{path/to/output.pnm}}

Operate in verbose mode and print the contents of the RLE header to `stdout`

rletopnm {{[--verb|--verbose]}} {{path/to/input.rle}} > {{path/to/output.pnm}}

Context

tldr-pages: common/rletopnm

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