<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>PIL.PaletteFile — Pillow (PIL fork) 2.2.0 documentation</title> <link rel="stylesheet" href="../../_static/default.css" type="text/css" /> <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" /> <script type="text/javascript"> var DOCUMENTATION_OPTIONS = { URL_ROOT: '../../', VERSION: '2.2.0', COLLAPSE_INDEX: false, FILE_SUFFIX: '.html', HAS_SOURCE: true }; </script> <script type="text/javascript" src="../../_static/jquery.js"></script> <script type="text/javascript" src="../../_static/underscore.js"></script> <script type="text/javascript" src="../../_static/doctools.js"></script> <link rel="top" title="Pillow (PIL fork) 2.2.0 documentation" href="../../index.html" /> <link rel="up" title="Module code" href="../index.html" /> </head> <body> <div class="related"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../../genindex.html" title="General Index" accesskey="I">index</a></li> <li class="right" > <a href="../../py-modindex.html" title="Python Module Index" >modules</a> |</li> <li><a href="../../index.html">Pillow (PIL fork) 2.2.0 documentation</a> »</li> <li><a href="../index.html" accesskey="U">Module code</a> »</li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body"> <h1>Source code for PIL.PaletteFile</h1><div class="highlight"><pre> <span class="c">#</span> <span class="c"># Python Imaging Library</span> <span class="c"># $Id$</span> <span class="c">#</span> <span class="c"># stuff to read simple, teragon-style palette files</span> <span class="c">#</span> <span class="c"># History:</span> <span class="c"># 97-08-23 fl Created</span> <span class="c">#</span> <span class="c"># Copyright (c) Secret Labs AB 1997.</span> <span class="c"># Copyright (c) Fredrik Lundh 1997.</span> <span class="c">#</span> <span class="c"># See the README file for information on usage and redistribution.</span> <span class="c">#</span> <span class="kn">from</span> <span class="nn">PIL._binary</span> <span class="kn">import</span> <span class="n">o8</span> <span class="c">##</span> <span class="c"># File handler for Teragon-style palette files.</span> <div class="viewcode-block" id="PaletteFile"><a class="viewcode-back" href="../../PIL.html#PIL.PaletteFile.PaletteFile">[docs]</a><span class="k">class</span> <span class="nc">PaletteFile</span><span class="p">:</span> <span class="n">rawmode</span> <span class="o">=</span> <span class="s">"RGB"</span> <span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">fp</span><span class="p">):</span> <span class="bp">self</span><span class="o">.</span><span class="n">palette</span> <span class="o">=</span> <span class="p">[(</span><span class="n">i</span><span class="p">,</span> <span class="n">i</span><span class="p">,</span> <span class="n">i</span><span class="p">)</span> <span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="nb">range</span><span class="p">(</span><span class="mi">256</span><span class="p">)]</span> <span class="k">while</span> <span class="bp">True</span><span class="p">:</span> <span class="n">s</span> <span class="o">=</span> <span class="n">fp</span><span class="o">.</span><span class="n">readline</span><span class="p">()</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">s</span><span class="p">:</span> <span class="k">break</span> <span class="k">if</span> <span class="n">s</span><span class="p">[</span><span class="mi">0</span><span class="p">:</span><span class="mi">1</span><span class="p">]</span> <span class="o">==</span> <span class="n">b</span><span class="s">"#"</span><span class="p">:</span> <span class="k">continue</span> <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">s</span><span class="p">)</span> <span class="o">></span> <span class="mi">100</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">SyntaxError</span><span class="p">(</span><span class="s">"bad palette file"</span><span class="p">)</span> <span class="n">v</span> <span class="o">=</span> <span class="p">[</span><span class="nb">int</span><span class="p">(</span><span class="n">x</span><span class="p">)</span> <span class="k">for</span> <span class="n">x</span> <span class="ow">in</span> <span class="n">s</span><span class="o">.</span><span class="n">split</span><span class="p">()]</span> <span class="k">try</span><span class="p">:</span> <span class="p">[</span><span class="n">i</span><span class="p">,</span> <span class="n">r</span><span class="p">,</span> <span class="n">g</span><span class="p">,</span> <span class="n">b</span><span class="p">]</span> <span class="o">=</span> <span class="n">v</span> <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span> <span class="p">[</span><span class="n">i</span><span class="p">,</span> <span class="n">r</span><span class="p">]</span> <span class="o">=</span> <span class="n">v</span> <span class="n">g</span> <span class="o">=</span> <span class="n">b</span> <span class="o">=</span> <span class="n">r</span> <span class="k">if</span> <span class="mi">0</span> <span class="o"><=</span> <span class="n">i</span> <span class="o"><=</span> <span class="mi">255</span><span class="p">:</span> <span class="bp">self</span><span class="o">.</span><span class="n">palette</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="n">o8</span><span class="p">(</span><span class="n">r</span><span class="p">)</span> <span class="o">+</span> <span class="n">o8</span><span class="p">(</span><span class="n">g</span><span class="p">)</span> <span class="o">+</span> <span class="n">o8</span><span class="p">(</span><span class="n">b</span><span class="p">)</span> <span class="bp">self</span><span class="o">.</span><span class="n">palette</span> <span class="o">=</span> <span class="n">b</span><span class="s">""</span><span class="o">.</span><span class="n">join</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">palette</span><span class="p">)</span> <div class="viewcode-block" id="PaletteFile.getpalette"><a class="viewcode-back" href="../../PIL.html#PIL.PaletteFile.PaletteFile.getpalette">[docs]</a> <span class="k">def</span> <span class="nf">getpalette</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> <span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">palette</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">rawmode</span></div></div> </pre></div> </div> </div> </div> <div class="sphinxsidebar"> <div class="sphinxsidebarwrapper"> <div id="searchbox" style="display: none"> <h3>Quick search</h3> <form class="search" action="../../search.html" method="get"> <input type="text" name="q" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> <p class="searchtip" style="font-size: 90%"> Enter search terms or a module, class or function name. </p> </div> <script type="text/javascript">$('#searchbox').show(0);</script> </div> </div> <div class="clearer"></div> </div> <div class="related"> <h3>Navigation</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../../genindex.html" title="General Index" >index</a></li> <li class="right" > <a href="../../py-modindex.html" title="Python Module Index" 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