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  1. <?xml version="1.0" encoding="UTF-8" standalone="no"?>
  2. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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  4.   <head>
  5.     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
  6.     <title>11.26.¬† Palette Map</title>
  7.     <link rel="stylesheet" href="gimp-help-plain.css" type="text/css" />
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  12.     <link rel="start" href="index.html" title="GNU Image Manipulation Program" />
  13.     <link rel="up" href="gimp-imagewindow-menus-colors.html" title="11.¬† The ‚ÄúColors‚Äù Menu" />
  14.     <link rel="prev" href="plug-in-gradmap.html" title="11.25.¬† Gradient Map" />
  15.     <link rel="next" href="plug-in-rotate-colormap.html" title="11.27.¬† Rotate Colors" />
  16.   </head>
  17.   <body>
  18.     <div class="navheader">
  19.       <table width="100%" summary="Navigation header">
  20.         <tr>
  21.           <th colspan="3" align="center">11.26.¬†
  22.     <span lang="en" xml:lang="en">Palette Map</span>
  23.   </th>
  24.         </tr>
  25.         <tr>
  26.           <td width="20%" align="left"><a accesskey="p" href="plug-in-gradmap.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  27.           <th width="60%" align="center">11.¬†
  28.     <span lang="en" xml:lang="en">The ‚Äú<span class="quote">Colors</span>‚Äù Menu</span>
  29.   </th>
  30.           <td width="20%" align="right">¬†<a accesskey="n" href="plug-in-rotate-colormap.html"><img src="../images/next.png" alt="Next" /></a></td>
  31.         </tr>
  32.       </table>
  33.       <hr />
  34.     </div>
  35.     <div class="sect2" lang="en" xml:lang="en">
  36.       <div class="titlepage">
  37.         <div>
  38.           <div>
  39.             <h3 class="title"><a id="plug-in-palettemap"></a>11.26.¬†
  40.     <span lang="en" xml:lang="en">Palette Map</span>
  41.   </h3>
  42.           </div>
  43.           <div>
  44.             <div class="revhistory">
  45.               <table border="1" width="100%" summary="Revision history">
  46.                 <tr>
  47.                   <th align="left" valign="top" colspan="3">
  48.                     <b>Revision History</b>
  49.                   </th>
  50.                 </tr>
  51.                 <tr>
  52.                   <td align="left">Revision $Revision: 2373 $</td>
  53.                   <td align="left">2007-12-28</td>
  54.                   <td align="left">j.h</td>
  55.                 </tr>
  56.               </table>
  57.             </div>
  58.           </div>
  59.         </div>
  60.       </div>
  61.       <a id="id2723619" class="indexterm"></a>
  62.       <a id="id2723637" class="indexterm"></a>
  63.       <div class="sect3" lang="en" xml:lang="en">
  64.         <div class="titlepage">
  65.           <div>
  66.             <div>
  67.               <h4 class="title"><a id="id2723646"></a>11.26.1.¬†
  68.       <span lang="en" xml:lang="en">Overview</span>
  69.     </h4>
  70.             </div>
  71.           </div>
  72.         </div>
  73.         <p>
  74.       This plug-in recolors the image using colors from the active palette
  75.       that you choose in
  76.       <span class="guimenu">Dialogs</span> ‚Üí <span class="guimenuitem">Palettes</span>.
  77.     </p>
  78.         <p>
  79.       It maps the contents of the specified drawable (layer, selection...)
  80.       with the active palette. It calculates luminosity of each pixel and
  81.       replaces the pixel by the palette sample at the corresponding index. A
  82.       complete black pixel becomes the lowest palette entry, and complete
  83.       white becomes the highest. Works on both Grayscale and RGB image
  84.       with/without alpha channel.
  85.     </p>
  86.       </div>
  87.       <div class="sect3" lang="en" xml:lang="en">
  88.         <div class="titlepage">
  89.           <div>
  90.             <div>
  91.               <h4 class="title"><a id="id2723693"></a>11.26.2.¬†
  92.       <span lang="en" xml:lang="en">Activate the filter</span>
  93.     </h4>
  94.             </div>
  95.           </div>
  96.         </div>
  97.         <p>
  98.       You can access this filter in the image window menu under
  99.       <span class="guimenu">Colors</span> ‚Üí <span class="guisubmenu">Map</span> ‚Üí <span class="guimenuitem">Palette Map</span>.
  100.     </p>
  101.       </div>
  102.       <div class="sect3" lang="en" xml:lang="en">
  103.         <div class="titlepage">
  104.           <div>
  105.             <div>
  106.               <h4 class="title"><a id="id2723736"></a>11.26.3.¬†
  107.       <span lang="en" xml:lang="en">Example</span>
  108.     </h4>
  109.             </div>
  110.           </div>
  111.         </div>
  112.         <div class="figure">
  113.           <a id="id2723749"></a>
  114.           <p class="title">
  115.             <b>Figure¬†15.176.¬†
  116.         <span lang="en" xml:lang="en">
  117.           The active palette is applied to a gradient image
  118.         </span>
  119.       </b>
  120.           </p>
  121.           <div class="figure-contents">
  122.             <div class="mediaobject">
  123.               <img src="../images/menus/colors-map-palettemap-ex1.png" alt="The active palette is applied to a gradient image" />
  124.               <div class="caption">
  125.                 <p>
  126.             The current palette, with 18 colors
  127.           </p>
  128.               </div>
  129.             </div>
  130.             <div class="mediaobject">
  131.               <img src="../images/menus/colors-map-palettemap-ex2.png" alt="The active palette is applied to a gradient image" />
  132.               <div class="caption">
  133.                 <p>
  134.             The colors of the active palette are applied to a black to white
  135.             gradient. The color with the lowest index in the palette (orange)
  136.             replaces the black color in the gradient. The color with the
  137.             highest index in the palette (red) replaces the white color in
  138.             the gradient. The other colors spread out in the order of the
  139.             palette.
  140.           </p>
  141.               </div>
  142.             </div>
  143.           </div>
  144.         </div>
  145.         <br class="figure-break" />
  146.       </div>
  147.     </div>
  148.     <div class="navfooter">
  149.       <hr />
  150.       <table width="100%" summary="Navigation footer">
  151.         <tr>
  152.           <td width="40%" align="left"><a accesskey="p" href="plug-in-gradmap.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  153.           <td width="20%" align="center">
  154.             <a accesskey="u" href="gimp-imagewindow-menus-colors.html">
  155.               <img src="../images/up.png" alt="Up" />
  156.             </a>
  157.           </td>
  158.           <td width="40%" align="right">¬†<a accesskey="n" href="plug-in-rotate-colormap.html"><img src="../images/next.png" alt="Next" /></a></td>
  159.         </tr>
  160.         <tr>
  161.           <td width="40%" align="left" valign="top"><a accesskey="p" href="plug-in-gradmap.html">11.25.¬†
  162.     <span lang="en" xml:lang="en">Gradient Map</span>
  163.   </a>¬†</td>
  164.           <td width="20%" align="center">
  165.             <a accesskey="h" href="index.html">
  166.               <img src="../images/home.png" alt="Home" />
  167.             </a>
  168.           </td>
  169.           <td width="40%" align="right" valign="top">¬†<a accesskey="n" href="plug-in-rotate-colormap.html">11.27.¬†
  170.     <span lang="en" xml:lang="en">Rotate Colors</span>
  171.   </a></td>
  172.         </tr>
  173.       </table>
  174.     </div>
  175.   </body>
  176. </html>
  177.