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| author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2020-06-24 02:17:11 +0000 |
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| committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2020-06-24 02:17:11 +0000 |
| commit | d06e8ef37fbe6594a5cd73a1c897a816db99f35c (patch) | |
| tree | 2eded7e8c8839c78a484aee3c874c6ef605a5de6 /ppmdist.html | |
| parent | aed071d6acf292f6cd0dd2a00b1ab54101aa6009 (diff) | |
| download | netpbm-mirror-d06e8ef37fbe6594a5cd73a1c897a816db99f35c.tar.gz netpbm-mirror-d06e8ef37fbe6594a5cd73a1c897a816db99f35c.tar.xz netpbm-mirror-d06e8ef37fbe6594a5cd73a1c897a816db99f35c.zip | |
miscellaneous update
git-svn-id: http://svn.code.sf.net/p/netpbm/code/userguide@3864 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'ppmdist.html')
| -rw-r--r-- | ppmdist.html | 85 |
1 files changed, 41 insertions, 44 deletions
diff --git a/ppmdist.html b/ppmdist.html index 0cdcc0d3..794bdeab 100644 --- a/ppmdist.html +++ b/ppmdist.html @@ -1,27 +1,24 @@ <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2//EN"> -<HTML><HEAD><TITLE>Ppmdist User Manual</TITLE></HEAD> -<BODY> -<H1>ppmdist</H1> +<html><head><title>Ppmdist User Manual</title></head> +<body> +<h1>ppmdist</h1> Updated: 22 July 1992 -<BR> -<A HREF="#index">Table Of Contents</A> +<br> +<a href="#index">Table Of Contents</a> -<A NAME="lbAB"> </A> -<H2>NAME</H2> +<h2>NAME</h2> ppmdist - simplistic grayscale assignment for machine generated, color images -<A NAME="lbAC"> </A> -<H2>SYNOPSIS</H2> +<h2 id="synopsis">SYNOPSIS</h2> -<B>ppmdist</B> +<b>ppmdist</b> -[<B>-intensity</B>|<B>-frequency</B>] +[<b>-intensity</b>|<b>-frequency</b>] -[<I>ppmfile</I>] +[<i>ppmfile</i>] -<A NAME="lbAD"> </A> -<H2>DESCRIPTION</H2> +<h2 id="description">DESCRIPTION</h2> <p>This program is part of <a href="index.html">Netpbm</a>. @@ -29,15 +26,15 @@ ppmdist - simplistic grayscale assignment for machine generated, color images grayscale assignment intended for use with grayscale or bitmap printers. -<P>Often conversion from ppm to pgm will yield an image with contrast +<p>Often conversion from ppm to pgm will yield an image with contrast too low for good printer output. The program maximizes contrast between the gray levels output. -<P>A ppm input of n colors is read, and a pgm of n gray levels is +<p>A ppm input of n colors is read, and a pgm of n gray levels is written. The gray levels take on the values 0..n-1, while maxval takes on n-1. -<P>The mapping from color to stepped grayscale can be performed in +<p>The mapping from color to stepped grayscale can be performed in order of input pixel intensity, or input pixel frequency (number of repetitions). @@ -45,44 +42,44 @@ repetitions). colors. -<A NAME="lbAE"> </A> -<H2>OPTIONS</H2> +<h2 id="options">OPTIONS</h2> -<DL COMPACT> -<DT><B>-frequency</B> +<p>In addition to the options common to all programs based on libnetpbm +(most notably <b>-quiet</b>, see <a href="index.html#commonoptions"> +Common Options</a>), <b>ppmdist</b> recognizes the following +command line options: -<DD>Sort input colors by the number of times a color appears in the +<dl compact> +<dt><b>-frequency</b> + +<dd>Sort input colors by the number of times a color appears in the input, before mapping to evenly distributed graylevels of output. -<DT><B>-intensity</B> +<dt><b>-intensity</b> <dd>Sort input colors by their grayscale intensity, before mapping to evenly distributed graylevels of output. This is the default. -</DL> +</dl> -<A NAME="lbAG"> </A> -<H2>SEE ALSO</H2> +<h2 id="seealso">SEE ALSO</h2> -<A HREF="ppmtopgm.html">ppmtopgm</A>, -<A HREF="ppmhist.html">ppmhist</A>, -<A HREF="ppm.html">ppm</A> +<a href="ppmtopgm.html">ppmtopgm</a>, +<a href="ppmhist.html">ppmhist</a>, +<a href="ppm.html">ppm</a> -<A NAME="lbAH"> </A> -<H2>AUTHOR</H2> +<h2 id="author">AUTHOR</h2> Copyright (C) 1993 by Dan Stromberg. -<HR> -<A NAME="index"> </A> -<H2>Table Of Contents</H2> -<UL> -<LI><A HREF="#lbAB">NAME</A> -<LI><A HREF="#lbAC">SYNOPSIS</A> -<LI><A HREF="#lbAD">DESCRIPTION</A> -<LI><A HREF="#lbAE">OPTIONS</A> -<LI><A HREF="#lbAG">SEE ALSO</A> -<LI><A HREF="#lbAH">AUTHOR</A> -</UL> -</BODY> -</HTML> +<hr> +<h2 id="index">Table Of Contents</h2> +<ul> +<li><a href="#synopsis">SYNOPSIS</a> +<li><a href="#description">DESCRIPTION</a> +<li><a href="#options">OPTIONS</a> +<li><a href="#seealso">SEE ALSO</a> +<li><a href="#author">AUTHOR</a> +</ul> +</body> +</html> |