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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 /spottopgm.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
Diffstat (limited to 'spottopgm.html')
| -rw-r--r-- | spottopgm.html | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/spottopgm.html b/spottopgm.html new file mode 100644 index 00000000..ff51fbac --- /dev/null +++ b/spottopgm.html @@ -0,0 +1,102 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2//EN"> +<HTML><HEAD><TITLE>Spottopgm User Manual</TITLE></HEAD> +<BODY> +<H1>spottopgm</H1> +Updated: 22 July 2004 +<BR> +<A HREF="#index">Table Of Contents</A> + +<A NAME="lbAB"> </A> +<H2>NAME</H2> + +spottopgm - convert SPOT satellite images to a PGM image + +<A NAME="lbAC"> </A> +<H2>SYNTAX</H2> + +<b>spottopgm</b> +[<b>-1</b>|<b>-2</b>|<b>-3</b>] +[<i>Firstcol</i> <i>Firstline</i> <i>Lastcol</i> <i>Lastline</i>] +<i>inputfile</i> + +<A NAME="lbAD"> </A> +<H2>OPTIONS</H2> + +<DL COMPACT> +<DT><B>-1</b> +<DT><B>-2</b> +<DT><B>-3</b> + +<DD>Extract the given color from the SPOT image. The colors are +infrared, visible light, and ultraviolet, although I don't know which +corresponds to which number. If the image is in color, +<b>spottopgm</b> announces this on Standard Error. The default color +is 1. + + +</dl> + +<A NAME="parameters"> </A> +<H2>PARAMETERS</H2> +<DL> + +<DT><I>Firstcol Firstline Lastcol Lastline</I> + +<DD>Extract the specified rectangle from the SPOT image. Most SPOT +images are 3000 lines long and 3000 or more columns +wide. Unfortunately, the SPOT format only gives the width and not the +length. The width is printed on standard error. The default +rectangle is the width of the input image by 3000 lines. + +</DL> + +<A NAME="lbAE"> </A> +<H2>DESCRIPTION</H2> + +<p>This program is part of <a href="index.html">Netpbm</a>. + +<b>spottopgm</b> converts the named <B>inputfile</B> to PGM format, +defaulting to the first color and the whole SPOT image unless +you specify otherwise with the options. + +<A NAME="lbAG"> </A> +<H2>LIMITATIONS</H2> + +<P><B>spottopgm</B> doesn't determine the length of the input file; +this would involve two passes over the input file. It defaults to +3000 lines instead. + +<P><B>spottopgm</b> could extract a three-color image (as a PPM), but +I didn't feel like making the program more complicated than it is now. +Besides, there is no one-to-one correspondence between red, green, +blue and infrared, visible and ultraviolet. + +<P>I've had only a limited number of SPOT images to play with, and +therefore wouldn't guarantee that this will work on any other images. + +<A NAME="lbAH"> </A> +<H2>AUTHOR</H2> + +Warren Toomey <A +HREF="mailto:wkt@csadfa.cs.adfa.oz.au">wkt@csadfa.cs.adfa.oz.au</A> + +<A NAME="lbAI"> </A> +<H2>SEE ALSO</H2> + +<P><B><A HREF="pgm.html">pgm</A></B> + + +<HR> +<A NAME="index"> </A> +<H2>Table Of Contents</H2> +<UL> +<LI><A HREF="#lbAB">NAME</A> +<LI><A HREF="#lbAC">SYNTAX</A> +<LI><A HREF="#lbAD">OPTIONS</A> +<LI><A HREF="#lbAE">DESCRIPTION</A> +<LI><A HREF="#lbAG">LIMITATIONS</A> +<LI><A HREF="#lbAH">AUTHOR</A> +<LI><A HREF="#lbAI">SEE ALSO</A> +</UL> +</BODY> +</HTML> |