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| author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2022-01-27 02:39:38 +0000 |
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| committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2022-01-27 02:39:38 +0000 |
| commit | 9c185a3c618cfaff1ba92f3094f1a4e395013916 (patch) | |
| tree | 7a0057177b22f89a76dfd53e938aa56f260983b5 | |
| parent | 1feb4eb4d9783d530653f6e6ac8bc4264732501d (diff) | |
| download | netpbm-mirror-9c185a3c618cfaff1ba92f3094f1a4e395013916.tar.gz netpbm-mirror-9c185a3c618cfaff1ba92f3094f1a4e395013916.tar.xz netpbm-mirror-9c185a3c618cfaff1ba92f3094f1a4e395013916.zip | |
miscellaneous update
git-svn-id: http://svn.code.sf.net/p/netpbm/code/userguide@4264 9d0c8265-081b-0410-96cb-a4ca84ce46f8
| -rw-r--r-- | directory.html | 16 | ||||
| -rw-r--r-- | pbmnoise.html | 1 | ||||
| -rw-r--r-- | pgmmedian.html | 11 | ||||
| -rw-r--r-- | pgmtoppm.html | 10 | ||||
| -rw-r--r-- | picttoppm.html | 14 | ||||
| -rw-r--r-- | ppmtoapplevol.html | 15 | ||||
| -rw-r--r-- | ppmtoilbm.html | 27 |
7 files changed, 65 insertions, 29 deletions
diff --git a/directory.html b/directory.html index 23820994..d5db244f 100644 --- a/directory.html +++ b/directory.html @@ -404,10 +404,10 @@ convert Palm Pilot Image Viewer format to Netpbm formats. <dd>convert Atari Degas .pi3 to PBM <dt><b><a href="ppmtopict.html">ppmtopict</a></b> -<dd>convert PPM to Macintosh PICT +<dd>convert PPM to Macintosh PICT (aka Picture aka Quickdraw) <dt><b><a href="picttoppm.html">picttoppm</a></b> -<dd>convert Macintosh PICT to PPM +<dd>convert Macintosh PICT (aka Picture aka Quickdraw) to PPM <dt><b><a href="ppmtopj.html">ppmtopj</a></b> <dd>convert PPM to HP PaintJet file @@ -852,12 +852,6 @@ a color map containing all possible colors of given maxval <dt><b><a href="pgmbentley.html">pgmbentley</a></b> <dd>bentleyize a PGM image -<dt><b><a href="pamoil.html">pamoil</a></b> -<dd>turn a PNM or PAM image into an oil painting - -<dt><b><a href="ppmtv.html">ppmtv</a></b> -<dd>make an image lined so it looks like an old TV - <dt><b><a href="ppmchange.html">ppmchange</a></b> <dd>change all of one color to another in PPM image @@ -957,6 +951,12 @@ a color map containing all possible colors of given maxval <dt><b><a href="ppmfade.html">ppmfade</a></b> <dd>produce series of images fading from one to another +<dt><b><a href="pamoil.html">pamoil</a></b> +<dd>turn a PNM or PAM image into an oil painting + +<dt><b><a href="ppmtv.html">ppmtv</a></b> +<dd>make an image lined so it looks like an old TV + </dl> diff --git a/pbmnoise.html b/pbmnoise.html index 19d9be03..1f88927d 100644 --- a/pbmnoise.html +++ b/pbmnoise.html @@ -153,7 +153,6 @@ is less efficient. <p> Akira F Urushibata wrote this program and contributed it to the public domain in December 2021. -<p> <hr> <h2 id="index">Table Of Contents</h2> diff --git a/pgmmedian.html b/pgmmedian.html index e0f20b36..3c90f6a7 100644 --- a/pgmmedian.html +++ b/pgmmedian.html @@ -2,7 +2,7 @@ <html><head><title>Pgmmedian User Manual</title></head> <body> <h1>pgmmedian</h1> -Updated: 28 August 2005 +Updated: 20 January 2022 <br> <a href="#index">Table Of Contents</a> @@ -41,6 +41,11 @@ the output is the median of a certain set of pixels in the neighborhood of the corresponding input pixel. The effect is to eliminate locally extreme values. Such pixels typically show up as speckles. +<p>Pixels at the edges of the image, pixels where the convolution kernel would +go off the edge of the image, are just copied. For example, if <b>-height</b> +is 9, the first 4 and last 4 rows of the input image are just copied to the +output. + <p>See the <b>-type</b> and <b>-cutoff</b> options for information on how <b>pgmmedian</b> chooses between the two methods. @@ -73,12 +78,16 @@ value. <dd>Width of the median mask to apply. +<p>Maximum allowed is the width of the input image. + <p>Default is 3. <dt><b>-height=</b><i>n</i> <dd>Height of the median mask to apply. +<p>Maximum allowed is the height of the input image. + <p>Default is 3. <dt><b>-type</b> <i>median_type</i> diff --git a/pgmtoppm.html b/pgmtoppm.html index 0aa4f1ff..3f5958d1 100644 --- a/pgmtoppm.html +++ b/pgmtoppm.html @@ -36,6 +36,11 @@ space in place of the equals sign to separate an option name from its value. <p>This program is part of <a href="index.html">Netpbm</a>. +<p>If all you want to do is convert PGM to PPM, keeping the same gray pixels, + you may not need to. All Netpbm programs that expect PPM input also + recognize PGM. And if you must have a PPM file, use <b>ppmtoppm</b> + instead. It is more efficient and easier to use. + <p><b>pgmtoppm</b> reads a PGM as input and produces a PPM file as output with a specific color assigned to each gray value in the input. @@ -63,11 +68,6 @@ option. particular gray level is to use <b>pamlookup</b>. You make an index file that explicitly associates a color with each possible gray level. -<p>If all you want to do is convert PGM to PPM, keeping the same gray pixels, - you may not need to. All Netpbm programs that expect PPM input also - recognize PGM. And if you must have a PPM file, use <b>ppmtoppm</b> - instead. It is more efficient and easier to use. - <h2 id="options">OPTIONS</h2> diff --git a/picttoppm.html b/picttoppm.html index 6564e22f..4d472ca7 100644 --- a/picttoppm.html +++ b/picttoppm.html @@ -13,7 +13,7 @@ picttoppm - convert a Macintosh PICT file to a PPM <b>picttoppm</b> -[<b>-verbose</b>] +[<b>-verbose=</b><i>n</i>] [<b>-fullres</b>] @@ -79,11 +79,15 @@ not stored in the data fork of a PICT file. <dd>Execute only pure quickdraw operations. In particular, turn off the interpretation of special PostScript printer operations. -<dt><b>-verbose</b> +<dt><b>-verbose=</b><i>n</i> -<dd>Print a whole bunch of information about the PICT file and the -conversion process that only <b>picttoppm</b> hackers really care -about. +<dd>Print a whole bunch of information about the PICT file and the conversion +process that only <b>picttoppm</b> hackers really care about. + +<p><i>n</i> is the verbosity level, 0-2. + +<p>Before Netpbm 10.98 (March 2022), this option is a flag option that you +specify multiple times to specify increasing verbosity. </dl> diff --git a/ppmtoapplevol.html b/ppmtoapplevol.html index a67e5b24..96ab769e 100644 --- a/ppmtoapplevol.html +++ b/ppmtoapplevol.html @@ -2,7 +2,7 @@ <html><head><title>Ppmtoapplevol User Manual</title></head> <body> <h1>ppmtoapplevol</h1> -Updated: 08 January 2010 +Updated: 27 January 2022 <br> <a href="#index">Table Of Contents</a> @@ -26,12 +26,18 @@ volume label image as output. <p>EFI-based Apple systems use a simple image format to provide textual labels for devices. This program generates that format. -<p>The input image must be exactly 12 rows tall. Use <b>pamfile</b> to -see how tall your image is and <b>pamscale</b> or <b>pamcut</b> to make -it 12 rows if it isn't. +<p>The input image must be exactly 12 rows tall and up to 255 columns wide. + The program fails if it is not. Use <b>pamfile</b> to see the dimensions of + your image and <b>pamscale</b> or <b>pamcut</b> to make it 12 rows and less + than 256 columns if it isn't. <p>Netpbm does not have a converter for the other direction. +<h2 id="arguments">ARGUMENTS</h2> + +<p>The optional <i>ppmfile</i> argument is the name of the input file. + The default is to read the input image from Standard Input. + <h2 id="options">OPTIONS</h2> <p>There are no command line options defined specifically @@ -54,6 +60,7 @@ Common Options</a>.) <ul> <li><a href="#synopsis">SYNOPSIS</a> <li><a href="#description">DESCRIPTION</a> +<li><a href="#arguments">ARGUMENTS</a> <li><a href="#options">OPTIONS</a> <li><a href="#seealso">SEE ALSO</a> <li><a href="#history">HISTORY</a> diff --git a/ppmtoilbm.html b/ppmtoilbm.html index b94c31a8..c6144e96 100644 --- a/ppmtoilbm.html +++ b/ppmtoilbm.html @@ -2,7 +2,7 @@ <html><head><title>Ppmtoilbm User Manual</title></head> <body> <h1>ppmtoilbm</h1> -Updated: 28 June 2015 +Updated: 15 January 2022 <br> <a href="#index">Table Of Contents</a> @@ -156,8 +156,8 @@ compression at a minimum, but is very slow. <dt><b>-map</b> <i>ppmfile</i> <dd>Write a normal ILBM using the colors in <ppmfile> as the -colormap. The colormap file also determines the number of planes, a -<b>-maxplanes</b> or <b>-fixplanes</b> option is ignored. +colormap. The colormap file also determines the number of planes; +<b>-maxplanes</b> and <b>-fixplanes</b> are ignored. <dt><b>-cmaponly</b> @@ -179,7 +179,6 @@ this allows row-by-row operation on HAM images, and all HAM images of the same depth (no. of planes) share a common colormap, which is useful for building HAM animations. - <h2 id="references">REFERENCES</h2> Amiga ROM Kernel Reference Manual - Devices (3rd Ed.) @@ -197,7 +196,25 @@ Addison Wesley, ISBN 0-201-56775-X <p>For about a year in 1993-1994, there was a <b>-savemem</b> option. - +<p>There used to be a <b>-floyd</b> (aka <b>-fs</b>) option that was supposed + to cause images to be dithered so that a larger number of colors in the PPM + input could be represented in a smaller number of colors in the ILBM output. + But it was never documented. Furthermore, developers discovered in January + 2022 that the code for this was nonfunctional because of defects, and had + been for a very long time and maybe always. Finally,, this functions is not + appropriate in the Netpbm philosophy, because dithering should be done by a + separate dithering program, not a format conversion program. Indeed, + the programs <b>ppmdither</b>, <b>pnmquant</b>, and <b>pnmremap</b> can do + this. + +<p>Therefore, since Netpbm 10.98 (March 2022), the dithering code has not been + in the program and any attempt to use the options fails with a simple + invalid option message. But the <b>-nofloyd</b> and <b>-nofs</b> options + remain, doing nothing as they were designed to do, and still not documented. + This is just in case something uses those options, since the cost of + maintaining them is so small. + + <h2 id="authors">AUTHORS</h2> <p>Copyright (C) 1989 by Jef Poskanzer. |