diff options
| author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2024-03-22 16:51:28 +0000 |
|---|---|---|
| committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2024-03-22 16:51:28 +0000 |
| commit | 8b53a479bb0306cebd3ec862b66891b3a1759fea (patch) | |
| tree | 795789a18ebc46210c018697ba7fd8f873c68b26 | |
| parent | 6b76a2a4c4ca084113a87c1e7e8376609a722626 (diff) | |
| download | netpbm-mirror-8b53a479bb0306cebd3ec862b66891b3a1759fea.tar.gz netpbm-mirror-8b53a479bb0306cebd3ec862b66891b3a1759fea.tar.xz netpbm-mirror-8b53a479bb0306cebd3ec862b66891b3a1759fea.zip | |
miscellaneous update
git-svn-id: http://svn.code.sf.net/p/netpbm/code/userguide@4886 9d0c8265-081b-0410-96cb-a4ca84ce46f8
| -rw-r--r-- | infotopam.html | 140 | ||||
| -rw-r--r-- | libnetpbm_image.html | 4 |
2 files changed, 79 insertions, 65 deletions
diff --git a/infotopam.html b/infotopam.html index d254eed1..e52b757a 100644 --- a/infotopam.html +++ b/infotopam.html @@ -2,7 +2,7 @@ <html><head><title>Infotopam User Manual</title></head> <body> <h1>infotopam</h1> -Updated: 07 April 2004 +Updated: 22 March 2024 <br> <a href="#index">Table Of Contents</a> @@ -16,7 +16,8 @@ infotopam - convert Amiga .info icons to PAM [<b>-forcecolor</b>] [<b>-numcolors</b> <i>numcolors</i>] [<b>-selected</b>] -[<i>index color</i> ...] +[<b>-verbose</b>] +[<i>index</i> <i>color</i> ...] [<i>filename</i>] @@ -26,98 +27,111 @@ place of the equals sign to separate an option name from its value. <h2 id="examples">EXAMPLES</h2> -<p>By default, <b>infotopam</b> converts the first icon in a .info file: - <pre> - infotopam amiga.info > amiga.first.pam + <code> + $ infotopam amiga.info > amiga.first.pam + </code> </pre> -<p>Use the <i>-selected</i> option to convert the second icon in a .info -file. Here <b>infotopam</b> reads from Standard Input: +<p>Use the <i>-selected</i> option to convert the "selected" version +of the icon rather than the regular version. Here <b>infotopam</b> reads from +Standard Input: <pre> + <code> infotopam -selected < amiga.info > amiga.second.pam + </code> </pre> -<p>Use the <i>-forcecolor</i> option to force color conversion for a 1 -bit-plane .info file: +<p>Use <i>-numcolors</i> to change the colors. <pre> - infotopam -forcecolor bw.info > bw.pam - </pre> - -<p>Use <i>-numcolors</i> to override colors for indexes 0 and 3. Notice the -two ways to specify the color: - - <pre> - infotopam -numcolors 2 0 green 3 #FF0000 icon.info > icon.pam + <code> + infotopam -numcolors 2 0 green 3 rgb:FF/00/00 icon.info > icon.pam + </code> </pre> <p>Since Amiga monitors do not use square pixels, some icons may appear squished. Filtering the output through <b>pamscale</b> can fix this: <pre> - infotopam squish.info | pamtopnm | pamscale -yscale 1.7 > normal.pnm + <code> + $ infotopam squish.info | pamtopnm | pamscale -yscale 1.7 > normal.pnm + </code> </pre> + <h2 id="description">DESCRIPTION</h2> <p>This program is part of <a href="index.html">Netpbm</a>. -<p><b>infotopam</b> converts an Amiga .info (icon) file to a PAM image. +<p><b>infotopam</b> converts an Amiga .info (icon) image to a PAM image. <b>infotopam</b> reads a .info file from <i>filename</i>, or from Standard Input if you do not specify a file name, and writes the converted PAM image to Standard Output. -<p><b>infotopam</b> currently handles 1 and 2 bit-plane icons. If the .info -icon only has 1 bit-plane, <b>infotopam</b> generates a bitmap -(black&white) PAM image; otherwise it generates a color PAM image. You -can force <b>infotopam</b> to convert 1 bit-plane images to color PAM images by -using the <i>-forcecolor</i> option. +<p><b>infotopam</b> handles 1- and 2 bit-plane icons. If the .info icon has +only 1 bit-plane, <b>infotopam</b> generates a black and white PAM image; +otherwise it generates a color PAM image. In the latter case, you can choose +the colors or keep the original Amiga standard colors. You can +force <b>infotopam</b> to produce a color PAM with 1 bit-plane input with +a <b>-forcecolor</b> option. + <h2 id="options">OPTIONS</h2> -<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>infotopam</b> recognizes the following -command line options: +<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>infotopam</b> recognizes the following command line options: <dl> - <dt><b>-forcecolor</b></dt> - - <dd><p>Forces <b>infotopam</b> to convert 1 bit-plane icons to color PAM - images instead of bitmap PAM images. <b>infotopam</b> uses the index 2 - color for black and the index 1 color for white (more on this - below).</dd> - - <dt><b>-numcolors</b> <i>numcolors</i></dt> - - <dd><p>Tells <b>infotopam</b> how many colors to override. Pixels in the - Amiga .info files are assigned an index value rather than a specific color. - The standard colors for a 2 bit-plane icon are: - - <pre> - Index 0: Blue (00, 55, AA) - Index 1: White (FF, FF, FF) - Index 2: Black (00, 00, 20) - Index 3: Orange (FF, 8A, 00) - </pre> - - <p>To override the colors, first specify how many colors to override using - <i>-numcolors</i>, then specify an (<i>index color</i>) pair for each color - you want to override, where <i>index</i> is a value from 0 to 3 and - <i>color</i> the new color for that index. Specify <i>color</i> as - described for the <a href= "libnetpbm_image.html#colorname"><b>pnm_parsecolor()</b> - argument</a>.</dd> - - <dt><b>-selected</b></dt> - - <dd>Tells <b>infotopam</b> to convert the selected (second) icon instead of - the normal (first) icon. Each Amiga .info icon file contains two icon - images. The first image is the normal, unselected icon, and the second - image is the selected icon. By default <b>infotopam</b> converts the first - icon. You can tell <b>infotopam</b> to convert the second icon by using the - <i>-selected</i> option.</dd> +<dt><b>-numcolors</b> <i>numcolors</i></dt> + +<dd>This causes the program to change the colors in the conversion. A + 2-bit-plane Amiga .icon image has four colors, numbered 0 through 3. + Those colors are as follows. + + <dl> + <dt>0 + <dd>Blue (00, 55, AA) + <dt>1 + <dd>White (FF, FF, FF) + <dt>2 + <dd>Black (00, 00, 20) + <dt>3 + <dd>Orange (FF, 8A, 00) + </dl> + + <p>To specify the changes, specify the number of colors you are changing + as the argument of <b>-numcolors</b> and for each color, specify a pair + of command line arguments, the first being the color index 0 through 3 + and the second being the color to substitute. Specify the color + (<i>color</i>) as described for the + <a href="libnetpbm_image.html#colorname">argument of the + <b>pnm_parsecolor()</b> library routine</a>. + + <p><strong>These arguments go before the input file name argument, + if any</strong>. This is an unusual syntax for a Netpbm program. + +<dt><b>-selected</b></dt> + + <dd>An Amiga .info image contains two versions of the icon: one for + regular display and one to display when the thing represented by + the icon is selected. By default, <b>infotopam</b> converts the + regular icon, but this option causes it to convert the selected icon + instead. + +<dt><b>-forcecolor</b></dt> + +<dd><p>This causes <b>infotopam</b> to convert 1 bit-plane icons to color + PAM images instead of black and white. The colors are the index 2 + color for black and the index 1 color for white. + +<dt><b>-verbose</b></dt> +<dd><p>This causes <b>infotopam</b> to issue informational messages about + the conversion process. + +<p>This option was new in Netpbm 11.06 (March 2024). </dl> diff --git a/libnetpbm_image.html b/libnetpbm_image.html index 5aa9bb91..8023a940 100644 --- a/libnetpbm_image.html +++ b/libnetpbm_image.html @@ -752,8 +752,8 @@ intensity. where <i>r</i>, <i>g</i>, and <i>b</i> are floating point numbers from 0 to 1. Example: <span style="font-family: monospace">rgbi:1.0/0.5/.25</span>. -<li><span style="font-family:monospace">rgb-<i>maxval</i>:<i>r</i>/<i>g</i>/<i>b</i></span>, where <i>r</i>, <i>g</i>, and <i>b</i> are integers from 0 to -<i>maxval</i>. Example: <span style="font-family: monospace"> +<li><span style="font-family:monospace">rgb-<i>maxval</i>:<i>r</i>/<i>g</i>/<i>b</i></span>, where <i>r</i>, <i>g</i>, and <i>b</i> are decimal integers +from 0 to <i>maxval</i>. Example: <span style="font-family: monospace"> rgb-255:255/128/64</span>. <i>maxval</i> can be from 1 to 65535. <p> This format was new in Netpbm 10.83 (June 2018). |