---
name: "qmt_rgb2pct"
section: "1"
platform: "linux"
package: "qmapshack"
version: "1.21.1-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/qmt_rgb2pct"
---

# qmt\_rgb2pct(1)

a rgb2pct replacement that does not need python

## NAME

qmt\_rgb2pct - a rgb2pct replacement that does not need python\

## SYNOPSIS

qmt\_rgb2pct  **\[ -v** \| **--version** \] \[ **-h** \| **--help** \] \[ **-n** \| **--ncolors** \<number\>\] \[ **-p** \| **--pct** \<filename\>\] \[ **-s** \| **--sct** \<filename\>\] source traget\

## DESCRIPTION

Convert GeoTiff files with RGB or RGBA color scheme into a dithered GeoTiff with color table\

Main features:\
\
 	\- Optional read external color table\
\
 	\- Optional save external color table	\
\
 	\- Convert aplha band into a no data value	\

## OPTIONS

**-h, --help**\
\
 	Displays this help.\

**-v, --version**           \
\
 	Displays version information.\

**-n, --ncolors \<number\>**  \
\
 	Number of colors. (default: 255)\

**-p, --pct \<filename\>**    \
\
 	Input palette file for color table (\*.vrt)\

**-s, --sct \<filename\>**    \
\
 	Save color table to palette file (\*.vrt)\

**source**                  \
\
 	Source file.\

**target**                  \
\
 	Target file.\

## SEE ALSO

https://github.com/Maproom/qmapshack/wiki/DocMain\

## AUTHOR

qmt\_rgb2pct was written and is currently maintained by Oliver Eichler **\<oliver.eichler@gmx.de\>**.\