<!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.ImtImagePlugin — 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.ImtImagePlugin</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.ImtImagePlugin</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"># IM Tools support for PIL</span> <span class="c1">#</span> <span class="c1"># history:</span> <span class="c1"># 1996-05-27 fl Created (read 8-bit images only)</span> <span class="c1"># 2001-02-17 fl Use 're' instead of 'regex' (Python 2.1) (0.2)</span> <span class="c1">#</span> <span class="c1"># Copyright (c) Secret Labs AB 1997-2001.</span> <span class="c1"># Copyright (c) Fredrik Lundh 1996-2001.</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">re</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="n">__version__</span> <span class="o">=</span> <span class="s2">"0.2"</span> <span class="c1">#</span> <span class="c1"># --------------------------------------------------------------------</span> <span class="n">field</span> <span class="o">=</span> <span class="n">re</span><span class="o">.</span><span class="n">compile</span><span class="p">(</span><span class="sa">br</span><span class="s2">"([a-z]*) ([^ \r\n]*)"</span><span class="p">)</span> <span class="c1">##</span> <span class="c1"># Image plugin for IM Tools images.</span> <div class="viewcode-block" id="ImtImageFile"><a class="viewcode-back" href="../../reference/plugins.html#PIL.ImtImagePlugin.ImtImageFile">[docs]</a><span class="k">class</span> <span class="nc">ImtImageFile</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">"IMT"</span> <span class="n">format_description</span> <span class="o">=</span> <span class="s2">"IM Tools"</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"># Quick rejection: if there's not a LF among the first</span> <span class="c1"># 100 bytes, this is (probably) not a text header.</span> <span class="k">if</span> <span class="sa">b</span><span class="s2">"</span><span class="se">\n</span><span class="s2">"</span> <span class="ow">not</span> <span class="ow">in</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">100</span><span class="p">):</span> <span class="k">raise</span> <span class="ne">SyntaxError</span><span class="p">(</span><span class="s2">"not an IM file"</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">0</span><span class="p">)</span> <span class="n">xsize</span> <span class="o">=</span> <span class="n">ysize</span> <span class="o">=</span> <span class="mi">0</span> <span class="k">while</span> <span class="kc">True</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">1</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="o">==</span> <span class="sa">b</span><span class="s1">'</span><span class="se">\x0C</span><span class="s1">'</span><span class="p">:</span> <span class="c1"># image data begins</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">"raw"</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="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">fp</span><span class="o">.</span><span class="n">tell</span><span class="p">(),</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">mode</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="k">break</span> <span class="k">else</span><span class="p">:</span> <span class="c1"># read key/value pair</span> <span class="c1"># FIXME: dangerous, may read whole file</span> <span class="n">s</span> <span class="o">=</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">readline</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">1</span> <span class="ow">or</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">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="o">==</span> <span class="nb">ord</span><span class="p">(</span><span class="sa">b</span><span class="s2">"*"</span><span class="p">):</span> <span class="k">continue</span> <span class="c1"># comment</span> <span class="n">m</span> <span class="o">=</span> <span class="n">field</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">s</span><span class="p">)</span> <span class="k">if</span> <span class="ow">not</span> <span class="n">m</span><span class="p">:</span> <span class="k">break</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="o">=</span> <span class="n">m</span><span class="o">.</span><span class="n">group</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">)</span> <span class="k">if</span> <span class="n">k</span> <span class="o">==</span> <span class="s2">"width"</span><span class="p">:</span> <span class="n">xsize</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="bp">self</span><span class="o">.</span><span class="n">_size</span> <span class="o">=</span> <span class="n">xsize</span><span class="p">,</span> <span class="n">ysize</span> <span class="k">elif</span> <span class="n">k</span> <span class="o">==</span> <span class="s2">"height"</span><span class="p">:</span> <span class="n">ysize</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="bp">self</span><span class="o">.</span><span class="n">_size</span> <span class="o">=</span> <span class="n">xsize</span><span class="p">,</span> <span class="n">ysize</span> <span class="k">elif</span> <span class="n">k</span> <span class="o">==</span> <span class="s2">"pixel"</span> <span class="ow">and</span> <span class="n">v</span> <span class="o">==</span> <span class="s2">"n8"</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="s2">"L"</span></div> <span class="c1">#</span> <span class="c1"># --------------------------------------------------------------------</span> <span class="n">Image</span><span class="o">.</span><span class="n">register_open</span><span class="p">(</span><span class="n">ImtImageFile</span><span class="o">.</span><span class="n">format</span><span class="p">,</span> <span class="n">ImtImageFile</span><span class="p">)</span> <span class="c1">#</span> <span class="c1"># no extension registered (".im" is simply too common)</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>