<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>GRASS GIS: r.out.ppm3</title> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <link rel="stylesheet" href="grassdocs.css" type="text/css"> </head> <body bgcolor="white"> <img src="grass_logo.png" alt="GRASS logo"><hr align=center size=6 noshade> <h2>NAME</h2> <em><b>r.out.ppm3</b></em> - Converts 3 GRASS raster layers (R,G,B) to a PPM image file at the pixel resolution of the CURRENTLY DEFINED REGION. <h2>KEYWORDS</h2> raster <h2>SYNOPSIS</h2> <b>r.out.ppm3</b><br> <b>r.out.ppm3 help</b><br> <b>r.out.ppm3</b> [-<b>qc</b>] <b>red</b>=<em>string</em> <b>green</b>=<em>string</em> <b>blue</b>=<em>string</em> <b>output</b>=<em>string</em> [--<b>verbose</b>] [--<b>quiet</b>] <h3>Flags:</h3> <DL> <DT><b>-q</b></DT> <DD>Run quietly</DD> <DT><b>-c</b></DT> <DD>Add comments to describe the region</DD> <DT><b>--verbose</b></DT> <DD>Verbose module output</DD> <DT><b>--quiet</b></DT> <DD>Quiet module output</DD> </DL> <h3>Parameters:</h3> <DL> <DT><b>red</b>=<em>string</em></DT> <DD>Name of raster map to be used for <red></DD> <DT><b>green</b>=<em>string</em></DT> <DD>Name of raster map to be used for <green></DD> <DT><b>blue</b>=<em>string</em></DT> <DD>Name of raster map to be used for <blue></DD> <DT><b>output</b>=<em>string</em></DT> <DD>Name for new PPM file. (use out=- for stdout)</DD> </DL> <H2>DESCRIPTION</H2> <B>r.out.ppm3</B> converts 3 GRASS raster layers (R,G,B) to a PPM image file, using the current region. <P> This program converts a GRASS raster map to a PPM image file using the the current region settings. <P> To get the full area and resolutin of the raster map, run: <div class="code"><pre> g.region rast=[mapname] </PRE></div> <P>before running <em>r.out.ppm3</em>.</P> <H2>NOTES</H2> One pixel is written for each cell value, so if ew_res and ns_res differ, the aspect ratio of the resulting image will be off. <H2>SEE ALSO</H2> <EM><A HREF="r.out.ppm.html">r.out.ppm</A>,</EM> <EM><A HREF="r.in.gdal.html">r.in.gdal</A>,</EM> <EM><A HREF="d.rgb.html">d.rgb</A></EM> <H2>AUTHOR</H2> Glynn Clements <glynn.clements@virgin.net><br> Based upon <EM>r.out.ppm</EM> and <EM>d.rgb</EM>. <p><i>Last changed: $Date: 2006-12-13 15:21:43 +0100 (Wed, 13 Dec 2006) $</i> <HR> <P><a href="index.html">Main index</a> - <a href="raster.html">raster index</a> - <a href="full_index.html">Full index</a></P> <P>© 2003-2008 <a href="http://grass.osgeo.org">GRASS Development Team</a></p> </body> </html>
