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r.rgb(1grass) GRASS GIS User's Manual r.rgb(1grass)

NAME

r.rgb - Splits a raster map into red, green and blue maps.

KEYWORDS

raster, RGB, separate, split

SYNOPSIS

r.rgb
r.rgb --help
r.rgb input=name [red=name] [green=name] [blue=name] [--overwrite] [--help] [--verbose] [--quiet] [--ui]

Flags:


Allow output files to overwrite existing files

Print usage summary

Verbose module output

Quiet module output

Force launching GUI dialog

Parameters:


Name of input raster map

Red channel raster map name

Green channel raster map name

Blue channel raster map name

DESCRIPTION

r.rgb generates separate red, green and blue maps from a raster map and its associated color table (grey255).

EXAMPLE

g.region raster=elevation -p
r.rgb input=elevation red=elevation.r green=elevation.g blue=elevation.b

In this case r.rgb produces in the current mapset three new raster maps - ’elevation.r’, ’elevation.g’, ’elevation.b’.

SEE ALSO

r.composite, r.blend, r.colors, r.mapcalc

AUTHOR

Glynn Clements

SOURCE CODE

Available at: r.rgb source code (history)

Accessed: Friday Mar 08 07:35:34 2024

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© 2003-2024 GRASS Development Team, GRASS GIS 8.3.2 Reference Manual

GRASS 8.3.2