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  6.     <title>11.12.¬† Stretch HSV</title>
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  14.     <link rel="prev" href="plug-in-c-astretch.html" title="11.11.¬† Stretch Contrast" />
  15.     <link rel="next" href="gimp-imagewindow-menus-colors-components.html" title="11.13.¬† The ‚ÄúComponents‚Äù Submenu" />
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  18.     <div class="navheader">
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  20.         <tr>
  21.           <th colspan="3" align="center">11.12.¬†
  22.     <span lang="en" xml:lang="en">Stretch HSV</span>
  23.   </th>
  24.         </tr>
  25.         <tr>
  26.           <td width="20%" align="left"><a accesskey="p" href="plug-in-c-astretch.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="gimp-imagewindow-menus-colors-components.html"><img src="../images/next.png" alt="Next" /></a></td>
  31.         </tr>
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  33.       <hr />
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  35.     <div class="sect2" lang="en" xml:lang="en">
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  37.         <div>
  38.           <div>
  39.             <h3 class="title"><a id="plug-in-autostretch-hsv"></a>11.12.¬†
  40.     <span lang="en" xml:lang="en">Stretch HSV</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: 2315 $</td>
  53.                   <td align="left">2007-10-17</td>
  54.                   <td align="left">ude</td>
  55.                 </tr>
  56.               </table>
  57.             </div>
  58.           </div>
  59.         </div>
  60.       </div>
  61.       <a id="id2718579" class="indexterm"></a>
  62.       <a id="id2718593" class="indexterm"></a>
  63.       <p>
  64.     The <span class="guimenuitem">Stretch HSV</span> command does the same thing
  65.     as the <a class="link" href="plug-in-c-astretch.html" title="11.11.¬† Stretch Contrast">Stretch Contrast</a> command,
  66.     except that it works in HSV color space, rather than RGB color space,
  67.     and it preserves the Hue. Thus, it independently stretches the ranges of
  68.     the Hue, Saturation and Value components of the colors. Occasionally the
  69.     results are good, often they are a bit odd. ‚Äú<span class="quote">Stretch HSV</span>‚Äù
  70.     operates on layers from RGB and Indexed images. If the image is
  71.     Grayscale, the menu entry is insensitive and grayed out.
  72.   </p>
  73.       <p>
  74.     The <span class="guimenuitem">Stretch HSV</span> command does the same thing
  75.     as the <a class="link" href="plug-in-c-astretch.html" title="11.11.¬† Stretch Contrast">Stretch Contrast</a> command,
  76.     except that it works in HSV color space, rather than RGB color space,
  77.     and it preserves the Hue. Thus, it independently stretches the ranges of
  78.     the Hue, Saturation and Value components of the colors. Occasionally the
  79.     results are good, often they are a bit odd. ‚Äú<span class="quote">Stretch HSV</span>‚Äù
  80.     operates on layers from RGB and Indexed images. If the image is
  81.     Grayscale, the menu entry is insensitive and grayed out.
  82.   </p>
  83.       <div class="sect3" lang="en" xml:lang="en">
  84.         <div class="titlepage">
  85.           <div>
  86.             <div>
  87.               <h4 class="title"><a id="id2718661"></a>11.12.1.¬†
  88.       <span lang="en" xml:lang="en">Activate Command</span>
  89.     </h4>
  90.             </div>
  91.           </div>
  92.         </div>
  93.         <div class="itemizedlist">
  94.           <ul type="disc">
  95.             <li>
  96.               <p>
  97.           You can access this command from the image menubar through
  98.           <span class="guimenu"><span class="accel">C</span>olors</span> ‚Üí <span class="guisubmenu"><span class="accel">A</span>uto</span> ‚Üí <span class="guimenuitem">Stretch¬†<span class="accel">H</span>SV</span>.
  99.         </p>
  100.             </li>
  101.           </ul>
  102.         </div>
  103.       </div>
  104.       <div class="sect3" lang="en" xml:lang="en">
  105.         <div class="titlepage">
  106.           <div>
  107.             <div>
  108.               <h4 class="title"><a id="id2718717"></a>11.12.2.¬†
  109.       <span lang="en" xml:lang="en">‚Äú<span class="quote">Stretch HSV</span>‚Äù example</span>
  110.     </h4>
  111.             </div>
  112.           </div>
  113.         </div>
  114.         <div class="figure">
  115.           <a id="id2718730"></a>
  116.           <p class="title">
  117.             <b>Figure¬†15.147.¬†
  118.         <span lang="en" xml:lang="en">Original image</span>
  119.       </b>
  120.           </p>
  121.           <div class="figure-contents">
  122.             <div class="mediaobject">
  123.               <img src="../images/menus/alice.png" alt="Original image" />
  124.               <div class="caption">
  125.                 <p>
  126.             The active layer and its Red, Green and Blue histograms 
  127.             before ‚Äú<span class="quote">Stretch HSV</span>‚Äù.
  128.           </p>
  129.               </div>
  130.             </div>
  131.           </div>
  132.         </div>
  133.         <br class="figure-break" />
  134.         <div class="figure">
  135.           <a id="id2718771"></a>
  136.           <p class="title">
  137.             <b>Figure¬†15.148.¬†
  138.         <span lang="en" xml:lang="en">Image after the command</span>
  139.       </b>
  140.           </p>
  141.           <div class="figure-contents">
  142.             <div class="mediaobject">
  143.               <img src="../images/menus/stretch-hsv.png" alt="Image after the command" />
  144.               <div class="caption">
  145.                 <p>
  146.             The active layer and its Red, Green and Blue histograms after 
  147.             ‚Äú<span class="quote">Stretch HSV</span>‚Äù.
  148.             Contrast, luminosity and hues are enhanced.
  149.           </p>
  150.               </div>
  151.             </div>
  152.           </div>
  153.         </div>
  154.         <br class="figure-break" />
  155.       </div>
  156.     </div>
  157.     <div class="navfooter">
  158.       <hr />
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  161.           <td width="40%" align="left"><a accesskey="p" href="plug-in-c-astretch.html"><img src="../images/prev.png" alt="Prev" /></a>¬†</td>
  162.           <td width="20%" align="center">
  163.             <a accesskey="u" href="gimp-imagewindow-menus-colors.html">
  164.               <img src="../images/up.png" alt="Up" />
  165.             </a>
  166.           </td>
  167.           <td width="40%" align="right">¬†<a accesskey="n" href="gimp-imagewindow-menus-colors-components.html"><img src="../images/next.png" alt="Next" /></a></td>
  168.         </tr>
  169.         <tr>
  170.           <td width="40%" align="left" valign="top"><a accesskey="p" href="plug-in-c-astretch.html">11.11.¬†
  171.     <span lang="en" xml:lang="en">Stretch Contrast</span>
  172.   </a>¬†</td>
  173.           <td width="20%" align="center">
  174.             <a accesskey="h" href="index.html">
  175.               <img src="../images/home.png" alt="Home" />
  176.             </a>
  177.           </td>
  178.           <td width="40%" align="right" valign="top">¬†<a accesskey="n" href="gimp-imagewindow-menus-colors-components.html">11.13.¬†
  179.     <span lang="en" xml:lang="en">The ‚Äú<span class="quote">Components</span>‚Äù Submenu</span>
  180.   </a></td>
  181.         </tr>
  182.       </table>
  183.     </div>
  184.   </body>
  185. </html>
  186.