<!DOCTYPE html> <!--[if IE 8]><html class="no-js lt-ie9" lang="en" > <![endif]--> <!--[if gt IE 8]><!--> <html class="no-js" lang="en" > <!--<![endif]--> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>PIL.PcxImagePlugin — Pillow (PIL Fork) 5.4.1 documentation</title> <script type="text/javascript" src="../../_static/js/modernizr.min.js"></script> <script type="text/javascript" id="documentation_options" data-url_root="../../" src="../../_static/documentation_options.js"></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> <script type="text/javascript" src="../../_static/language_data.js"></script> <script type="text/javascript" src="../../_static/js/script.js"></script> <script type="text/javascript" src="../../_static/js/theme.js"></script> <link rel="stylesheet" href="../../_static/css/theme.css" type="text/css" /> <link rel="stylesheet" href="../../_static/pygments.css" type="text/css" /> <link rel="author" title="About these documents" href="../../about.html" /> <link rel="index" title="Index" href="../../genindex.html" /> <link rel="search" title="Search" href="../../search.html" /> </head> <body class="wy-body-for-nav"> <div class="wy-grid-for-nav"> <nav data-toggle="wy-nav-shift" class="wy-nav-side"> <div class="wy-side-scroll"> <div class="wy-side-nav-search" > <a href="../../index.html" class="icon icon-home"> Pillow (PIL Fork) </a> <div class="version"> 5.4.1 </div> <div role="search"> <form id="rtd-search-form" class="wy-form" action="../../search.html" method="get"> <input type="text" name="q" placeholder="Search docs" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> </div> </div> <div class="wy-menu wy-menu-vertical" data-spy="affix" role="navigation" aria-label="main navigation"> <ul> <li class="toctree-l1"><a class="reference internal" href="../../installation.html">Installation</a></li> <li class="toctree-l1"><a class="reference internal" href="../../handbook/index.html">Handbook</a></li> <li class="toctree-l1"><a class="reference internal" href="../../reference/index.html">Reference</a></li> <li class="toctree-l1"><a class="reference internal" href="../../porting.html">Porting</a></li> <li class="toctree-l1"><a class="reference internal" href="../../about.html">About</a></li> <li class="toctree-l1"><a class="reference internal" href="../../releasenotes/index.html">Release Notes</a></li> <li class="toctree-l1"><a class="reference internal" href="../../deprecations.html">Deprecations and removals</a></li> </ul> </div> </div> </nav> <section data-toggle="wy-nav-shift" class="wy-nav-content-wrap"> <nav class="wy-nav-top" aria-label="top navigation"> <i data-toggle="wy-nav-top" class="fa fa-bars"></i> <a href="../../index.html">Pillow (PIL Fork)</a> </nav> <div class="wy-nav-content"> <div class="rst-content"> <div role="navigation" aria-label="breadcrumbs navigation"> <ul class="wy-breadcrumbs"> <li><a href="../../index.html">Docs</a> »</li> <li><a href="../index.html">Module code</a> »</li> <li>PIL.PcxImagePlugin</li> <li class="wy-breadcrumbs-aside"> </li> </ul> <hr/> </div> <div role="main" class="document" itemscope="itemscope" itemtype="http://schema.org/Article"> <div itemprop="articleBody"> <h1>Source code for PIL.PcxImagePlugin</h1><div class="highlight"><pre> <span></span><span class="c1">#</span> <span class="c1"># The Python Imaging Library.</span> <span class="c1"># $Id$</span> <span class="c1">#</span> <span class="c1"># PCX file handling</span> <span class="c1">#</span> <span class="c1"># This format was originally used by ZSoft's popular PaintBrush</span> <span class="c1"># program for the IBM PC. It is also supported by many MS-DOS and</span> <span class="c1"># Windows applications, including the Windows PaintBrush program in</span> <span class="c1"># Windows 3.</span> <span class="c1">#</span> <span class="c1"># history:</span> <span class="c1"># 1995-09-01 fl Created</span> <span class="c1"># 1996-05-20 fl Fixed RGB support</span> <span class="c1"># 1997-01-03 fl Fixed 2-bit and 4-bit support</span> <span class="c1"># 1999-02-03 fl Fixed 8-bit support (broken in 1.0b1)</span> <span class="c1"># 1999-02-07 fl Added write support</span> <span class="c1"># 2002-06-09 fl Made 2-bit and 4-bit support a bit more robust</span> <span class="c1"># 2002-07-30 fl Seek from to current position, not beginning of file</span> <span class="c1"># 2003-06-03 fl Extract DPI settings (info["dpi"])</span> <span class="c1">#</span> <span class="c1"># Copyright (c) 1997-2003 by Secret Labs AB.</span> <span class="c1"># Copyright (c) 1995-2003 by Fredrik Lundh.</span> <span class="c1">#</span> <span class="c1"># See the README file for information on usage and redistribution.</span> <span class="c1">#</span> <span class="kn">import</span> <span class="nn">logging</span> <span class="kn">from</span> <span class="nn">.</span> <span class="k">import</span> <span class="n">Image</span><span class="p">,</span> <span class="n">ImageFile</span><span class="p">,</span> <span class="n">ImagePalette</span> <span class="kn">from</span> <span class="nn">._binary</span> <span class="k">import</span> <span class="n">i8</span><span class="p">,</span> <span class="n">i16le</span> <span class="k">as</span> <span class="n">i16</span><span class="p">,</span> <span class="n">o8</span><span class="p">,</span> <span class="n">o16le</span> <span class="k">as</span> <span class="n">o16</span> <span class="n">logger</span> <span class="o">=</span> <span class="n">logging</span><span class="o">.</span><span class="n">getLogger</span><span class="p">(</span><span class="vm">__name__</span><span class="p">)</span> <span class="n">__version__</span> <span class="o">=</span> <span class="s2">"0.6"</span> <span class="k">def</span> <span class="nf">_accept</span><span class="p">(</span><span class="n">prefix</span><span class="p">):</span> <span class="k">return</span> <span class="n">i8</span><span class="p">(</span><span class="n">prefix</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">==</span> <span class="mi">10</span> <span class="ow">and</span> <span class="n">i8</span><span class="p">(</span><span class="n">prefix</span><span class="p">[</span><span class="mi">1</span><span class="p">])</span> <span class="ow">in</span> <span class="p">[</span><span class="mi">0</span><span class="p">,</span> <span class="mi">2</span><span class="p">,</span> <span class="mi">3</span><span class="p">,</span> <span class="mi">5</span><span class="p">]</span> <span class="c1">##</span> <span class="c1"># Image plugin for Paintbrush images.</span> <div class="viewcode-block" id="PcxImageFile"><a class="viewcode-back" href="../../reference/plugins.html#PIL.PcxImagePlugin.PcxImageFile">[docs]</a><span class="k">class</span> <span class="nc">PcxImageFile</span><span class="p">(</span><span class="n">ImageFile</span><span class="o">.</span><span class="n">ImageFile</span><span class="p">):</span> <span class="nb">format</span> <span class="o">=</span> <span class="s2">"PCX"</span> <span class="n">format_description</span> <span class="o">=</span> <span class="s2">"Paintbrush"</span> <span class="k">def</span> <span class="nf">_open</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span> <span class="c1"># header</span> <span class="n">s</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">fp</span><span class="o">.</span><span class="n">read</span><span class="p">(</span><span class="mi">128</span><span class="p">)</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">_accept</span><span class="p">(</span><span class="n">s</span><span class="p">):</span> <span class="k">raise</span> <span class="ne">SyntaxError</span><span class="p">(</span><span class="s2">"not a PCX file"</span><span class="p">)</span> <span class="c1"># image</span> <span class="n">bbox</span> <span class="o">=</span> <span class="n">i16</span><span class="p">(</span><span class="n">s</span><span class="p">,</span> <span class="mi">4</span><span class="p">),</span> <span class="n">i16</span><span class="p">(</span><span class="n">s</span><span class="p">,</span> <span class="mi">6</span><span class="p">),</span> <span class="n">i16</span><span class="p">(</span><span class="n">s</span><span class="p">,</span> <span class="mi">8</span><span class="p">)</span><span class="o">+</span><span class="mi">1</span><span class="p">,</span> <span class="n">i16</span><span class="p">(</span><span class="n">s</span><span class="p">,</span> <span class="mi">10</span><span class="p">)</span><span class="o">+</span><span class="mi">1</span> <span class="k">if</span> <span class="n">bbox</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span> <span class="o"><=</span> <span class="n">bbox</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="ow">or</span> <span class="n">bbox</span><span class="p">[</span><span class="mi">3</span><span class="p">]</span> <span class="o"><=</span> <span class="n">bbox</span><span class="p">[</span><span class="mi">1</span><span class="p">]:</span> <span class="k">raise</span> <span class="ne">SyntaxError</span><span class="p">(</span><span class="s2">"bad PCX image size"</span><span class="p">)</span> <span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">"BBox: </span><span class="si">%s</span><span class="s2"> </span><span class="si">%s</span><span class="s2"> </span><span class="si">%s</span><span class="s2"> </span><span class="si">%s</span><span class="s2">"</span><span class="p">,</span> <span class="o">*</span><span class="n">bbox</span><span class="p">)</span> <span class="c1"># format</span> <span class="n">version</span> <span class="o">=</span> <span class="n">i8</span><span class="p">(</span><span class="n">s</span><span class="p">[</span><span class="mi">1</span><span class="p">])</span> <span class="n">bits</span> <span class="o">=</span> <span class="n">i8</span><span class="p">(</span><span class="n">s</span><span class="p">[</span><span class="mi">3</span><span class="p">])</span> <span class="n">planes</span> <span class="o">=</span> <span class="n">i8</span><span class="p">(</span><span class="n">s</span><span class="p">[</span><span class="mi">65</span><span class="p">])</span> <span class="n">stride</span> <span class="o">=</span> <span class="n">i16</span><span class="p">(</span><span class="n">s</span><span class="p">,</span> <span class="mi">66</span><span class="p">)</span> <span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">"PCX version </span><span class="si">%s</span><span class="s2">, bits </span><span class="si">%s</span><span class="s2">, planes </span><span class="si">%s</span><span class="s2">, stride </span><span class="si">%s</span><span class="s2">"</span><span class="p">,</span> <span class="n">version</span><span class="p">,</span> <span class="n">bits</span><span class="p">,</span> <span class="n">planes</span><span class="p">,</span> <span class="n">stride</span><span class="p">)</span> <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">[</span><span class="s2">"dpi"</span><span class="p">]</span> <span class="o">=</span> <span class="n">i16</span><span class="p">(</span><span class="n">s</span><span class="p">,</span> <span class="mi">12</span><span class="p">),</span> <span class="n">i16</span><span class="p">(</span><span class="n">s</span><span class="p">,</span> <span class="mi">14</span><span class="p">)</span> <span class="k">if</span> <span class="n">bits</span> <span class="o">==</span> <span class="mi">1</span> <span class="ow">and</span> <span class="n">planes</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span> <span class="n">mode</span> <span class="o">=</span> <span class="n">rawmode</span> <span class="o">=</span> <span class="s2">"1"</span> <span class="k">elif</span> <span class="n">bits</span> <span class="o">==</span> <span class="mi">1</span> <span class="ow">and</span> <span class="n">planes</span> <span class="ow">in</span> <span class="p">(</span><span class="mi">2</span><span class="p">,</span> <span class="mi">4</span><span class="p">):</span> <span class="n">mode</span> <span class="o">=</span> <span class="s2">"P"</span> <span class="n">rawmode</span> <span class="o">=</span> <span class="s2">"P;</span><span class="si">%d</span><span class="s2">L"</span> <span class="o">%</span> <span class="n">planes</span> <span class="bp">self</span><span class="o">.</span><span class="n">palette</span> <span class="o">=</span> <span class="n">ImagePalette</span><span class="o">.</span><span class="n">raw</span><span class="p">(</span><span class="s2">"RGB"</span><span class="p">,</span> <span class="n">s</span><span class="p">[</span><span class="mi">16</span><span class="p">:</span><span class="mi">64</span><span class="p">])</span> <span class="k">elif</span> <span class="n">version</span> <span class="o">==</span> <span class="mi">5</span> <span class="ow">and</span> <span class="n">bits</span> <span class="o">==</span> <span class="mi">8</span> <span class="ow">and</span> <span class="n">planes</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span> <span class="n">mode</span> <span class="o">=</span> <span class="n">rawmode</span> <span class="o">=</span> <span class="s2">"L"</span> <span class="c1"># FIXME: hey, this doesn't work with the incremental loader !!!</span> <span class="bp">self</span><span class="o">.</span><span class="n">fp</span><span class="o">.</span><span class="n">seek</span><span class="p">(</span><span class="o">-</span><span class="mi">769</span><span class="p">,</span> <span class="mi">2</span><span class="p">)</span> <span class="n">s</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">fp</span><span class="o">.</span><span class="n">read</span><span class="p">(</span><span class="mi">769</span><span class="p">)</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">769</span> <span class="ow">and</span> <span class="n">i8</span><span class="p">(</span><span class="n">s</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">==</span> <span class="mi">12</span><span class="p">:</span> <span class="c1"># check if the palette is linear greyscale</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">if</span> <span class="n">s</span><span class="p">[</span><span class="n">i</span><span class="o">*</span><span class="mi">3</span><span class="o">+</span><span class="mi">1</span><span class="p">:</span><span class="n">i</span><span class="o">*</span><span class="mi">3</span><span class="o">+</span><span class="mi">4</span><span class="p">]</span> <span class="o">!=</span> <span class="n">o8</span><span class="p">(</span><span class="n">i</span><span class="p">)</span><span class="o">*</span><span class="mi">3</span><span class="p">:</span> <span class="n">mode</span> <span class="o">=</span> <span class="n">rawmode</span> <span class="o">=</span> <span class="s2">"P"</span> <span class="k">break</span> <span class="k">if</span> <span class="n">mode</span> <span class="o">==</span> <span class="s2">"P"</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">ImagePalette</span><span class="o">.</span><span class="n">raw</span><span class="p">(</span><span class="s2">"RGB"</span><span class="p">,</span> <span class="n">s</span><span class="p">[</span><span class="mi">1</span><span class="p">:])</span> <span class="bp">self</span><span class="o">.</span><span class="n">fp</span><span class="o">.</span><span class="n">seek</span><span class="p">(</span><span class="mi">128</span><span class="p">)</span> <span class="k">elif</span> <span class="n">version</span> <span class="o">==</span> <span class="mi">5</span> <span class="ow">and</span> <span class="n">bits</span> <span class="o">==</span> <span class="mi">8</span> <span class="ow">and</span> <span class="n">planes</span> <span class="o">==</span> <span class="mi">3</span><span class="p">:</span> <span class="n">mode</span> <span class="o">=</span> <span class="s2">"RGB"</span> <span class="n">rawmode</span> <span class="o">=</span> <span class="s2">"RGB;L"</span> <span class="k">else</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">IOError</span><span class="p">(</span><span class="s2">"unknown PCX mode"</span><span class="p">)</span> <span class="bp">self</span><span class="o">.</span><span class="n">mode</span> <span class="o">=</span> <span class="n">mode</span> <span class="bp">self</span><span class="o">.</span><span class="n">_size</span> <span class="o">=</span> <span class="n">bbox</span><span class="p">[</span><span class="mi">2</span><span class="p">]</span><span class="o">-</span><span class="n">bbox</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="n">bbox</span><span class="p">[</span><span class="mi">3</span><span class="p">]</span><span class="o">-</span><span class="n">bbox</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="n">bbox</span> <span class="o">=</span> <span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">size</span> <span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">"size: </span><span class="si">%s</span><span class="s2">x</span><span class="si">%s</span><span class="s2">"</span><span class="p">,</span> <span class="o">*</span><span class="bp">self</span><span class="o">.</span><span class="n">size</span><span class="p">)</span> <span class="bp">self</span><span class="o">.</span><span class="n">tile</span> <span class="o">=</span> <span class="p">[(</span><span class="s2">"pcx"</span><span class="p">,</span> <span class="n">bbox</span><span class="p">,</span> <span class="bp">self</span><span class="o">.</span><span class="n">fp</span><span class="o">.</span><span class="n">tell</span><span class="p">(),</span> <span class="p">(</span><span class="n">rawmode</span><span class="p">,</span> <span class="n">planes</span> <span class="o">*</span> <span class="n">stride</span><span class="p">))]</span></div> <span class="c1"># --------------------------------------------------------------------</span> <span class="c1"># save PCX files</span> <span class="n">SAVE</span> <span class="o">=</span> <span class="p">{</span> <span class="c1"># mode: (version, bits, planes, raw mode)</span> <span class="s2">"1"</span><span class="p">:</span> <span class="p">(</span><span class="mi">2</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="s2">"1"</span><span class="p">),</span> <span class="s2">"L"</span><span class="p">:</span> <span class="p">(</span><span class="mi">5</span><span class="p">,</span> <span class="mi">8</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="s2">"L"</span><span class="p">),</span> <span class="s2">"P"</span><span class="p">:</span> <span class="p">(</span><span class="mi">5</span><span class="p">,</span> <span class="mi">8</span><span class="p">,</span> <span class="mi">1</span><span class="p">,</span> <span class="s2">"P"</span><span class="p">),</span> <span class="s2">"RGB"</span><span class="p">:</span> <span class="p">(</span><span class="mi">5</span><span class="p">,</span> <span class="mi">8</span><span class="p">,</span> <span class="mi">3</span><span class="p">,</span> <span class="s2">"RGB;L"</span><span class="p">),</span> <span class="p">}</span> <span class="k">def</span> <span class="nf">_save</span><span class="p">(</span><span class="n">im</span><span class="p">,</span> <span class="n">fp</span><span class="p">,</span> <span class="n">filename</span><span class="p">):</span> <span class="k">try</span><span class="p">:</span> <span class="n">version</span><span class="p">,</span> <span class="n">bits</span><span class="p">,</span> <span class="n">planes</span><span class="p">,</span> <span class="n">rawmode</span> <span class="o">=</span> <span class="n">SAVE</span><span class="p">[</span><span class="n">im</span><span class="o">.</span><span class="n">mode</span><span class="p">]</span> <span class="k">except</span> <span class="ne">KeyError</span><span class="p">:</span> <span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span><span class="s2">"Cannot save </span><span class="si">%s</span><span class="s2"> images as PCX"</span> <span class="o">%</span> <span class="n">im</span><span class="o">.</span><span class="n">mode</span><span class="p">)</span> <span class="c1"># bytes per plane</span> <span class="n">stride</span> <span class="o">=</span> <span class="p">(</span><span class="n">im</span><span class="o">.</span><span class="n">size</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">*</span> <span class="n">bits</span> <span class="o">+</span> <span class="mi">7</span><span class="p">)</span> <span class="o">//</span> <span class="mi">8</span> <span class="c1"># stride should be even</span> <span class="n">stride</span> <span class="o">+=</span> <span class="n">stride</span> <span class="o">%</span> <span class="mi">2</span> <span class="c1"># Stride needs to be kept in sync with the PcxEncode.c version.</span> <span class="c1"># Ideally it should be passed in in the state, but the bytes value</span> <span class="c1"># gets overwritten.</span> <span class="n">logger</span><span class="o">.</span><span class="n">debug</span><span class="p">(</span><span class="s2">"PcxImagePlugin._save: xwidth: </span><span class="si">%d</span><span class="s2">, bits: </span><span class="si">%d</span><span class="s2">, stride: </span><span class="si">%d</span><span class="s2">"</span><span class="p">,</span> <span class="n">im</span><span class="o">.</span><span class="n">size</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="n">bits</span><span class="p">,</span> <span class="n">stride</span><span class="p">)</span> <span class="c1"># under windows, we could determine the current screen size with</span> <span class="c1"># "Image.core.display_mode()[1]", but I think that's overkill...</span> <span class="n">screen</span> <span class="o">=</span> <span class="n">im</span><span class="o">.</span><span class="n">size</span> <span class="n">dpi</span> <span class="o">=</span> <span class="mi">100</span><span class="p">,</span> <span class="mi">100</span> <span class="c1"># PCX header</span> <span class="n">fp</span><span class="o">.</span><span class="n">write</span><span class="p">(</span> <span class="n">o8</span><span class="p">(</span><span class="mi">10</span><span class="p">)</span> <span class="o">+</span> <span class="n">o8</span><span class="p">(</span><span class="n">version</span><span class="p">)</span> <span class="o">+</span> <span class="n">o8</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span> <span class="o">+</span> <span class="n">o8</span><span class="p">(</span><span class="n">bits</span><span class="p">)</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="mi">0</span><span class="p">)</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="n">im</span><span class="o">.</span><span class="n">size</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span><span class="o">-</span><span class="mi">1</span><span class="p">)</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="n">im</span><span class="o">.</span><span class="n">size</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span><span class="o">-</span><span class="mi">1</span><span class="p">)</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="n">dpi</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="n">dpi</span><span class="p">[</span><span class="mi">1</span><span class="p">])</span> <span class="o">+</span> <span class="sa">b</span><span class="s2">"</span><span class="se">\0</span><span class="s2">"</span><span class="o">*</span><span class="mi">24</span> <span class="o">+</span> <span class="sa">b</span><span class="s2">"</span><span class="se">\xFF</span><span class="s2">"</span><span class="o">*</span><span class="mi">24</span> <span class="o">+</span> <span class="sa">b</span><span class="s2">"</span><span class="se">\0</span><span class="s2">"</span> <span class="o">+</span> <span class="n">o8</span><span class="p">(</span><span class="n">planes</span><span class="p">)</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="n">stride</span><span class="p">)</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="mi">1</span><span class="p">)</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="n">screen</span><span class="p">[</span><span class="mi">0</span><span class="p">])</span> <span class="o">+</span> <span class="n">o16</span><span class="p">(</span><span class="n">screen</span><span class="p">[</span><span class="mi">1</span><span class="p">])</span> <span class="o">+</span> <span class="sa">b</span><span class="s2">"</span><span class="se">\0</span><span class="s2">"</span><span class="o">*</span><span class="mi">54</span> <span class="p">)</span> <span class="k">assert</span> <span class="n">fp</span><span class="o">.</span><span class="n">tell</span><span class="p">()</span> <span class="o">==</span> <span class="mi">128</span> <span class="n">ImageFile</span><span class="o">.</span><span class="n">_save</span><span class="p">(</span><span class="n">im</span><span class="p">,</span> <span class="n">fp</span><span class="p">,</span> <span class="p">[(</span><span class="s2">"pcx"</span><span class="p">,</span> <span class="p">(</span><span class="mi">0</span><span class="p">,</span> <span class="mi">0</span><span class="p">)</span><span class="o">+</span><span class="n">im</span><span class="o">.</span><span class="n">size</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="p">(</span><span class="n">rawmode</span><span class="p">,</span> <span class="n">bits</span><span class="o">*</span><span class="n">planes</span><span class="p">))])</span> <span class="k">if</span> <span class="n">im</span><span class="o">.</span><span class="n">mode</span> <span class="o">==</span> <span class="s2">"P"</span><span class="p">:</span> <span class="c1"># colour palette</span> <span class="n">fp</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">o8</span><span class="p">(</span><span class="mi">12</span><span class="p">))</span> <span class="n">fp</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">im</span><span class="o">.</span><span class="n">im</span><span class="o">.</span><span class="n">getpalette</span><span class="p">(</span><span class="s2">"RGB"</span><span class="p">,</span> <span class="s2">"RGB"</span><span class="p">))</span> <span class="c1"># 768 bytes</span> <span class="k">elif</span> <span class="n">im</span><span class="o">.</span><span class="n">mode</span> <span class="o">==</span> <span class="s2">"L"</span><span class="p">:</span> <span class="c1"># greyscale palette</span> <span class="n">fp</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">o8</span><span class="p">(</span><span class="mi">12</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="n">fp</span><span class="o">.</span><span class="n">write</span><span class="p">(</span><span class="n">o8</span><span class="p">(</span><span class="n">i</span><span class="p">)</span><span class="o">*</span><span class="mi">3</span><span class="p">)</span> <span class="c1"># --------------------------------------------------------------------</span> <span class="c1"># registry</span> <span class="n">Image</span><span class="o">.</span><span class="n">register_open</span><span class="p">(</span><span class="n">PcxImageFile</span><span class="o">.</span><span class="n">format</span><span class="p">,</span> <span class="n">PcxImageFile</span><span class="p">,</span> <span class="n">_accept</span><span class="p">)</span> <span class="n">Image</span><span class="o">.</span><span class="n">register_save</span><span class="p">(</span><span class="n">PcxImageFile</span><span class="o">.</span><span class="n">format</span><span class="p">,</span> <span class="n">_save</span><span class="p">)</span> <span class="n">Image</span><span class="o">.</span><span class="n">register_extension</span><span class="p">(</span><span class="n">PcxImageFile</span><span class="o">.</span><span class="n">format</span><span class="p">,</span> <span class="s2">".pcx"</span><span class="p">)</span> </pre></div> </div> </div> <footer> <hr/> <div role="contentinfo"> <p> © Copyright 1995-2011 Fredrik Lundh, 2010-2018 Alex Clark and Contributors </p> </div> Built with <a href="http://sphinx-doc.org/">Sphinx</a> using a <a href="https://github.com/rtfd/sphinx_rtd_theme">theme</a> provided by <a href="https://readthedocs.org">Read the Docs</a>. </footer> </div> </div> </section> </div> <script type="text/javascript"> jQuery(function () { SphinxRtdTheme.Navigation.enable(true); }); </script> </body> </html>