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| author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2006-12-25 03:06:05 +0000 |
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| committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2006-12-25 03:06:05 +0000 |
| commit | 1017cbebe5d5edd859e0fddad0a8600f509f4821 (patch) | |
| tree | 78bdf336648566f7a7d55f42837357dea3dd674c /pamenlarge.html | |
| parent | 16f2ac126651015a376eba864a3a35f738b0b25a (diff) | |
| download | netpbm-mirror-1017cbebe5d5edd859e0fddad0a8600f509f4821.tar.gz netpbm-mirror-1017cbebe5d5edd859e0fddad0a8600f509f4821.tar.xz netpbm-mirror-1017cbebe5d5edd859e0fddad0a8600f509f4821.zip | |
Place user guide into Subversion repository
git-svn-id: http://svn.code.sf.net/p/netpbm/code/userguide@181 9d0c8265-081b-0410-96cb-a4ca84ce46f8
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1 files changed, 81 insertions, 0 deletions
diff --git a/pamenlarge.html b/pamenlarge.html new file mode 100644 index 00000000..f4cf6181 --- /dev/null +++ b/pamenlarge.html @@ -0,0 +1,81 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML><HEAD><TITLE>Pamenlarge User Manual</TITLE></HEAD> +<BODY> +<H1>pamenlarge</H1> +Updated: 26 September 2004 +<BR> +<A HREF="#index">Table Of Contents</A> + +<A NAME="lbAB"> </A> +<H2>NAME</H2> + +pamenlarge - Enlarge a Netpbm image N times + +<A NAME="lbAC"> </A> +<H2>SYNOPSIS</H2> + +<B>pamenlarge</B> + +<I>N</I> + +[<I>pnmfile</I>] + +<A NAME="lbAD"> </A> +<H2>DESCRIPTION</H2> + +<p>This program is part of <a href="index.html">Netpbm</a>. + +<p><b>pamenlarge</b> reads a Netpbm image as input, replicates its pixels +<I>N</I> times, and produces a Netpbm image as output. The output is +the same type of image as the input. + +<P>If you enlarge by a factor of 3 or more, you should probably add a +<b>pnmsmooth</b> step; otherwise, you can see the original pixels in +the resulting image. + +<P><b>pamenlarge</b> can enlarge only by integer factors. The slower +but more general <b>pamscale</B> can enlarge or reduce by arbitrary +factors. <b>pamscale</b> allows you to enlarge by resampling, which +gives you smoother enlargements. But it is much slower. + +<p><b>pamstretch</b> is another enlarging program that enlarges by +integer factors. It does a simple kind of resampling that gives you a +smoothed enlargement with less computational cost. + +<p><b>pbmreduce</b> can reduce by integer factors, but only for PBM +images. + +<h2 id="history">HISTORY</h2> + +<p><b>pamenlarge</b> was new in Netpbm 10.25 (October 2004). It is +designed as a replacement for <b>pnmenlarge</b> by Jef Poskanzer, +which was in Pbmplus as far back as 1989. The major difference is that +<b>pamenlarge</b> can enlarge PAM format images in addition to PNM. + + +<A NAME="lbAE"> </A> +<H2>SEE ALSO</H2> + +<A HREF="pbmreduce.html">pbmreduce</A>, +<A HREF="pamscale.html">pamscale</A>, +<A HREF="pamstretch.html">pamstretch</A>, +<A HREF="pnmsmooth.html">pnmsmooth</A>, +<A HREF="pnm.html">pnm</A> + +<A NAME="lbAF"> </A> +<H2>AUTHOR</H2> + +Copyright (C) 1989 by Jef Poskanzer. + +<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">SEE ALSO</A> +<LI><A HREF="#lbAF">AUTHOR</A> +</UL> +</BODY> +</HTML> |