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  <h1>Source code for PIL.ImImagePlugin</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"># IFUNC IM file handling for PIL</span>
<span class="c1">#</span>
<span class="c1"># history:</span>
<span class="c1"># 1995-09-01 fl   Created.</span>
<span class="c1"># 1997-01-03 fl   Save palette images</span>
<span class="c1"># 1997-01-08 fl   Added sequence support</span>
<span class="c1"># 1997-01-23 fl   Added P and RGB save support</span>
<span class="c1"># 1997-05-31 fl   Read floating point images</span>
<span class="c1"># 1997-06-22 fl   Save floating point images</span>
<span class="c1"># 1997-08-27 fl   Read and save 1-bit images</span>
<span class="c1"># 1998-06-25 fl   Added support for RGB+LUT images</span>
<span class="c1"># 1998-07-02 fl   Added support for YCC images</span>
<span class="c1"># 1998-07-15 fl   Renamed offset attribute to avoid name clash</span>
<span class="c1"># 1998-12-29 fl   Added I;16 support</span>
<span class="c1"># 2001-02-17 fl   Use &#39;re&#39; instead of &#39;regex&#39; (Python 2.1) (0.7)</span>
<span class="c1"># 2003-09-26 fl   Added LA/PA support</span>
<span class="c1">#</span>
<span class="c1"># Copyright (c) 1997-2003 by Secret Labs AB.</span>
<span class="c1"># Copyright (c) 1995-2001 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">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="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="n">__version__</span> <span class="o">=</span> <span class="s2">&quot;0.7&quot;</span>


<span class="c1"># --------------------------------------------------------------------</span>
<span class="c1"># Standard tags</span>

<span class="n">COMMENT</span> <span class="o">=</span> <span class="s2">&quot;Comment&quot;</span>
<span class="n">DATE</span> <span class="o">=</span> <span class="s2">&quot;Date&quot;</span>
<span class="n">EQUIPMENT</span> <span class="o">=</span> <span class="s2">&quot;Digitalization equipment&quot;</span>
<span class="n">FRAMES</span> <span class="o">=</span> <span class="s2">&quot;File size (no of images)&quot;</span>
<span class="n">LUT</span> <span class="o">=</span> <span class="s2">&quot;Lut&quot;</span>
<span class="n">NAME</span> <span class="o">=</span> <span class="s2">&quot;Name&quot;</span>
<span class="n">SCALE</span> <span class="o">=</span> <span class="s2">&quot;Scale (x,y)&quot;</span>
<span class="n">SIZE</span> <span class="o">=</span> <span class="s2">&quot;Image size (x*y)&quot;</span>
<span class="n">MODE</span> <span class="o">=</span> <span class="s2">&quot;Image type&quot;</span>

<span class="n">TAGS</span> <span class="o">=</span> <span class="p">{</span><span class="n">COMMENT</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span> <span class="n">DATE</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span> <span class="n">EQUIPMENT</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span> <span class="n">FRAMES</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span> <span class="n">LUT</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span> <span class="n">NAME</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span>
        <span class="n">SCALE</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span> <span class="n">SIZE</span><span class="p">:</span> <span class="mi">0</span><span class="p">,</span> <span class="n">MODE</span><span class="p">:</span> <span class="mi">0</span><span class="p">}</span>

<span class="n">OPEN</span> <span class="o">=</span> <span class="p">{</span>
    <span class="c1"># ifunc93/p3cfunc formats</span>
    <span class="s2">&quot;0 1 image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;1&quot;</span><span class="p">,</span> <span class="s2">&quot;1&quot;</span><span class="p">),</span>
    <span class="s2">&quot;L 1 image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;1&quot;</span><span class="p">,</span> <span class="s2">&quot;1&quot;</span><span class="p">),</span>
    <span class="s2">&quot;Greyscale image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;L&quot;</span><span class="p">,</span> <span class="s2">&quot;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;Grayscale image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;L&quot;</span><span class="p">,</span> <span class="s2">&quot;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RGB image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGB&quot;</span><span class="p">,</span> <span class="s2">&quot;RGB;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RLB image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGB&quot;</span><span class="p">,</span> <span class="s2">&quot;RLB&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RYB image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGB&quot;</span><span class="p">,</span> <span class="s2">&quot;RLB&quot;</span><span class="p">),</span>
    <span class="s2">&quot;B1 image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;1&quot;</span><span class="p">,</span> <span class="s2">&quot;1&quot;</span><span class="p">),</span>
    <span class="s2">&quot;B2 image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;P&quot;</span><span class="p">,</span> <span class="s2">&quot;P;2&quot;</span><span class="p">),</span>
    <span class="s2">&quot;B4 image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;P&quot;</span><span class="p">,</span> <span class="s2">&quot;P;4&quot;</span><span class="p">),</span>
    <span class="s2">&quot;X 24 image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGB&quot;</span><span class="p">,</span> <span class="s2">&quot;RGB&quot;</span><span class="p">),</span>
    <span class="s2">&quot;L 32 S image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;I&quot;</span><span class="p">,</span> <span class="s2">&quot;I;32&quot;</span><span class="p">),</span>
    <span class="s2">&quot;L 32 F image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;F&quot;</span><span class="p">,</span> <span class="s2">&quot;F;32&quot;</span><span class="p">),</span>
    <span class="c1"># old p3cfunc formats</span>
    <span class="s2">&quot;RGB3 image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGB&quot;</span><span class="p">,</span> <span class="s2">&quot;RGB;T&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RYB3 image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGB&quot;</span><span class="p">,</span> <span class="s2">&quot;RYB;T&quot;</span><span class="p">),</span>
    <span class="c1"># extensions</span>
    <span class="s2">&quot;LA image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;LA&quot;</span><span class="p">,</span> <span class="s2">&quot;LA;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RGBA image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGBA&quot;</span><span class="p">,</span> <span class="s2">&quot;RGBA;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RGBX image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGBX&quot;</span><span class="p">,</span> <span class="s2">&quot;RGBX;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;CMYK image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;CMYK&quot;</span><span class="p">,</span> <span class="s2">&quot;CMYK;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;YCC image&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;YCbCr&quot;</span><span class="p">,</span> <span class="s2">&quot;YCbCr;L&quot;</span><span class="p">),</span>
<span class="p">}</span>

<span class="c1"># ifunc95 extensions</span>
<span class="k">for</span> <span class="n">i</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">&quot;8&quot;</span><span class="p">,</span> <span class="s2">&quot;8S&quot;</span><span class="p">,</span> <span class="s2">&quot;16&quot;</span><span class="p">,</span> <span class="s2">&quot;16S&quot;</span><span class="p">,</span> <span class="s2">&quot;32&quot;</span><span class="p">,</span> <span class="s2">&quot;32F&quot;</span><span class="p">]:</span>
    <span class="n">OPEN</span><span class="p">[</span><span class="s2">&quot;L </span><span class="si">%s</span><span class="s2"> image&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="s2">&quot;F&quot;</span><span class="p">,</span> <span class="s2">&quot;F;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">)</span>
    <span class="n">OPEN</span><span class="p">[</span><span class="s2">&quot;L*</span><span class="si">%s</span><span class="s2"> image&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="s2">&quot;F&quot;</span><span class="p">,</span> <span class="s2">&quot;F;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</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="p">[</span><span class="s2">&quot;16&quot;</span><span class="p">,</span> <span class="s2">&quot;16L&quot;</span><span class="p">,</span> <span class="s2">&quot;16B&quot;</span><span class="p">]:</span>
    <span class="n">OPEN</span><span class="p">[</span><span class="s2">&quot;L </span><span class="si">%s</span><span class="s2"> image&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="s2">&quot;I;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">,</span> <span class="s2">&quot;I;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">)</span>
    <span class="n">OPEN</span><span class="p">[</span><span class="s2">&quot;L*</span><span class="si">%s</span><span class="s2"> image&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="s2">&quot;I;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">,</span> <span class="s2">&quot;I;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</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="p">[</span><span class="s2">&quot;32S&quot;</span><span class="p">]:</span>
    <span class="n">OPEN</span><span class="p">[</span><span class="s2">&quot;L </span><span class="si">%s</span><span class="s2"> image&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="s2">&quot;I&quot;</span><span class="p">,</span> <span class="s2">&quot;I;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">)</span>
    <span class="n">OPEN</span><span class="p">[</span><span class="s2">&quot;L*</span><span class="si">%s</span><span class="s2"> image&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="s2">&quot;I&quot;</span><span class="p">,</span> <span class="s2">&quot;I;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</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">2</span><span class="p">,</span> <span class="mi">33</span><span class="p">):</span>
    <span class="n">OPEN</span><span class="p">[</span><span class="s2">&quot;L*</span><span class="si">%s</span><span class="s2"> image&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="s2">&quot;F&quot;</span><span class="p">,</span> <span class="s2">&quot;F;</span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">i</span><span class="p">)</span>


<span class="c1"># --------------------------------------------------------------------</span>
<span class="c1"># Read IM directory</span>

<span class="n">split</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">&quot;^([A-Za-z][^:]*):[ \t]*(.*)[ \t]*$&quot;</span><span class="p">)</span>


<div class="viewcode-block" id="number"><a class="viewcode-back" href="../../reference/plugins.html#PIL.ImImagePlugin.number">[docs]</a><span class="k">def</span> <span class="nf">number</span><span class="p">(</span><span class="n">s</span><span class="p">):</span>
    <span class="k">try</span><span class="p">:</span>
        <span class="k">return</span> <span class="nb">int</span><span class="p">(</span><span class="n">s</span><span class="p">)</span>
    <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
        <span class="k">return</span> <span class="nb">float</span><span class="p">(</span><span class="n">s</span><span class="p">)</span></div>


<span class="c1">##</span>
<span class="c1"># Image plugin for the IFUNC IM file format.</span>

<div class="viewcode-block" id="ImImageFile"><a class="viewcode-back" href="../../reference/plugins.html#PIL.ImImagePlugin.ImImageFile">[docs]</a><span class="k">class</span> <span class="nc">ImImageFile</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">&quot;IM&quot;</span>
    <span class="n">format_description</span> <span class="o">=</span> <span class="s2">&quot;IFUNC Image Memory&quot;</span>
    <span class="n">_close_exclusive_fp_after_loading</span> <span class="o">=</span> <span class="kc">False</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&#39;s not an 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">&quot;</span><span class="se">\n</span><span class="s2">&quot;</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">&quot;not an IM file&quot;</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">n</span> <span class="o">=</span> <span class="mi">0</span>

        <span class="c1"># Default values</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">[</span><span class="n">MODE</span><span class="p">]</span> <span class="o">=</span> <span class="s2">&quot;L&quot;</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">[</span><span class="n">SIZE</span><span class="p">]</span> <span class="o">=</span> <span class="p">(</span><span class="mi">512</span><span class="p">,</span> <span class="mi">512</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="n">FRAMES</span><span class="p">]</span> <span class="o">=</span> <span class="mi">1</span>

        <span class="bp">self</span><span class="o">.</span><span class="n">rawmode</span> <span class="o">=</span> <span class="s2">&quot;L&quot;</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="c1"># Some versions of IFUNC uses \n\r instead of \r\n...</span>
            <span class="k">if</span> <span class="n">s</span> <span class="o">==</span> <span class="sa">b</span><span class="s2">&quot;</span><span class="se">\r</span><span class="s2">&quot;</span><span class="p">:</span>
                <span class="k">continue</span>

            <span class="k">if</span> <span class="ow">not</span> <span class="n">s</span> <span class="ow">or</span> <span class="n">s</span> <span class="o">==</span> <span class="sa">b</span><span class="s1">&#39;</span><span class="se">\0</span><span class="s1">&#39;</span> <span class="ow">or</span> <span class="n">s</span> <span class="o">==</span> <span class="sa">b</span><span class="s1">&#39;</span><span class="se">\x1A</span><span class="s1">&#39;</span><span class="p">:</span>
                <span class="k">break</span>

            <span class="c1"># FIXME: this may read whole file if not a text 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">&gt;</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">&quot;not an IM file&quot;</span><span class="p">)</span>

            <span class="k">if</span> <span class="n">s</span><span class="p">[</span><span class="o">-</span><span class="mi">2</span><span class="p">:]</span> <span class="o">==</span> <span class="sa">b</span><span class="s1">&#39;</span><span class="se">\r\n</span><span class="s1">&#39;</span><span class="p">:</span>
                <span class="n">s</span> <span class="o">=</span> <span class="n">s</span><span class="p">[:</span><span class="o">-</span><span class="mi">2</span><span class="p">]</span>
            <span class="k">elif</span> <span class="n">s</span><span class="p">[</span><span class="o">-</span><span class="mi">1</span><span class="p">:]</span> <span class="o">==</span> <span class="sa">b</span><span class="s1">&#39;</span><span class="se">\n</span><span class="s1">&#39;</span><span class="p">:</span>
                <span class="n">s</span> <span class="o">=</span> <span class="n">s</span><span class="p">[:</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>

            <span class="k">try</span><span class="p">:</span>
                <span class="n">m</span> <span class="o">=</span> <span class="n">split</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">except</span> <span class="n">re</span><span class="o">.</span><span class="n">error</span><span class="p">:</span>
                <span class="k">raise</span> <span class="ne">SyntaxError</span><span class="p">(</span><span class="s2">&quot;not an IM file&quot;</span><span class="p">)</span>

            <span class="k">if</span> <span class="n">m</span><span class="p">:</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="c1"># Don&#39;t know if this is the correct encoding,</span>
                <span class="c1"># but a decent guess (I guess)</span>
                <span class="n">k</span> <span class="o">=</span> <span class="n">k</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">&#39;latin-1&#39;</span><span class="p">,</span> <span class="s1">&#39;replace&#39;</span><span class="p">)</span>
                <span class="n">v</span> <span class="o">=</span> <span class="n">v</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">&#39;latin-1&#39;</span><span class="p">,</span> <span class="s1">&#39;replace&#39;</span><span class="p">)</span>

                <span class="c1"># Convert value as appropriate</span>
                <span class="k">if</span> <span class="n">k</span> <span class="ow">in</span> <span class="p">[</span><span class="n">FRAMES</span><span class="p">,</span> <span class="n">SCALE</span><span class="p">,</span> <span class="n">SIZE</span><span class="p">]:</span>
                    <span class="n">v</span> <span class="o">=</span> <span class="n">v</span><span class="o">.</span><span class="n">replace</span><span class="p">(</span><span class="s2">&quot;*&quot;</span><span class="p">,</span> <span class="s2">&quot;,&quot;</span><span class="p">)</span>
                    <span class="n">v</span> <span class="o">=</span> <span class="nb">tuple</span><span class="p">(</span><span class="nb">map</span><span class="p">(</span><span class="n">number</span><span class="p">,</span> <span class="n">v</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s2">&quot;,&quot;</span><span class="p">)))</span>
                    <span class="k">if</span> <span class="nb">len</span><span class="p">(</span><span class="n">v</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span><span class="p">:</span>
                        <span class="n">v</span> <span class="o">=</span> <span class="n">v</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
                <span class="k">elif</span> <span class="n">k</span> <span class="o">==</span> <span class="n">MODE</span> <span class="ow">and</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">OPEN</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">rawmode</span> <span class="o">=</span> <span class="n">OPEN</span><span class="p">[</span><span class="n">v</span><span class="p">]</span>

                <span class="c1"># Add to dictionary. Note that COMMENT tags are</span>
                <span class="c1"># combined into a list of strings.</span>
                <span class="k">if</span> <span class="n">k</span> <span class="o">==</span> <span class="n">COMMENT</span><span class="p">:</span>
                    <span class="k">if</span> <span class="n">k</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">info</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="n">k</span><span class="p">]</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">v</span><span class="p">)</span>
                    <span class="k">else</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="n">k</span><span class="p">]</span> <span class="o">=</span> <span class="p">[</span><span class="n">v</span><span class="p">]</span>
                <span class="k">else</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="n">k</span><span class="p">]</span> <span class="o">=</span> <span class="n">v</span>

                <span class="k">if</span> <span class="n">k</span> <span class="ow">in</span> <span class="n">TAGS</span><span class="p">:</span>
                    <span class="n">n</span> <span class="o">+=</span> <span class="mi">1</span>

            <span class="k">else</span><span class="p">:</span>

                <span class="k">raise</span> <span class="ne">SyntaxError</span><span class="p">(</span><span class="s2">&quot;Syntax error in IM header: &quot;</span> <span class="o">+</span>
                                  <span class="n">s</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">&#39;ascii&#39;</span><span class="p">,</span> <span class="s1">&#39;replace&#39;</span><span class="p">))</span>

        <span class="k">if</span> <span class="ow">not</span> <span class="n">n</span><span class="p">:</span>
            <span class="k">raise</span> <span class="ne">SyntaxError</span><span class="p">(</span><span class="s2">&quot;Not an IM file&quot;</span><span class="p">)</span>

        <span class="c1"># Basic attributes</span>
        <span class="bp">self</span><span class="o">.</span><span class="n">_size</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">[</span><span class="n">SIZE</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="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">[</span><span class="n">MODE</span><span class="p">]</span>

        <span class="c1"># Skip forward to start of image data</span>
        <span class="k">while</span> <span class="n">s</span> <span class="ow">and</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="sa">b</span><span class="s1">&#39;</span><span class="se">\x1A</span><span class="s1">&#39;</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">raise</span> <span class="ne">SyntaxError</span><span class="p">(</span><span class="s2">&quot;File truncated&quot;</span><span class="p">)</span>

        <span class="k">if</span> <span class="n">LUT</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">info</span><span class="p">:</span>
            <span class="c1"># convert lookup table to palette or lut attribute</span>
            <span class="n">palette</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">768</span><span class="p">)</span>
            <span class="n">greyscale</span> <span class="o">=</span> <span class="mi">1</span>  <span class="c1"># greyscale palette</span>
            <span class="n">linear</span> <span class="o">=</span> <span class="mi">1</span>  <span class="c1"># linear greyscale palette</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">palette</span><span class="p">[</span><span class="n">i</span><span class="p">]</span> <span class="o">==</span> <span class="n">palette</span><span class="p">[</span><span class="n">i</span><span class="o">+</span><span class="mi">256</span><span class="p">]</span> <span class="o">==</span> <span class="n">palette</span><span class="p">[</span><span class="n">i</span><span class="o">+</span><span class="mi">512</span><span class="p">]:</span>
                    <span class="k">if</span> <span class="n">i8</span><span class="p">(</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">i</span><span class="p">:</span>
                        <span class="n">linear</span> <span class="o">=</span> <span class="mi">0</span>
                <span class="k">else</span><span class="p">:</span>
                    <span class="n">greyscale</span> <span class="o">=</span> <span class="mi">0</span>
            <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">mode</span> <span class="o">==</span> <span class="s2">&quot;L&quot;</span> <span class="ow">or</span> <span class="bp">self</span><span class="o">.</span><span class="n">mode</span> <span class="o">==</span> <span class="s2">&quot;LA&quot;</span><span class="p">:</span>
                <span class="k">if</span> <span class="n">greyscale</span><span class="p">:</span>
                    <span class="k">if</span> <span class="ow">not</span> <span class="n">linear</span><span class="p">:</span>
                        <span class="bp">self</span><span class="o">.</span><span class="n">lut</span> <span class="o">=</span> <span class="p">[</span><span class="n">i8</span><span class="p">(</span><span class="n">c</span><span class="p">)</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="n">palette</span><span class="p">[:</span><span class="mi">256</span><span class="p">]]</span>
                <span class="k">else</span><span class="p">:</span>
                    <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">mode</span> <span class="o">==</span> <span class="s2">&quot;L&quot;</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="bp">self</span><span class="o">.</span><span class="n">rawmode</span> <span class="o">=</span> <span class="s2">&quot;P&quot;</span>
                    <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">mode</span> <span class="o">==</span> <span class="s2">&quot;LA&quot;</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="bp">self</span><span class="o">.</span><span class="n">rawmode</span> <span class="o">=</span> <span class="s2">&quot;PA&quot;</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">&quot;RGB;L&quot;</span><span class="p">,</span> <span class="n">palette</span><span class="p">)</span>
            <span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">mode</span> <span class="o">==</span> <span class="s2">&quot;RGB&quot;</span><span class="p">:</span>
                <span class="k">if</span> <span class="ow">not</span> <span class="n">greyscale</span> <span class="ow">or</span> <span class="ow">not</span> <span class="n">linear</span><span class="p">:</span>
                    <span class="bp">self</span><span class="o">.</span><span class="n">lut</span> <span class="o">=</span> <span class="p">[</span><span class="n">i8</span><span class="p">(</span><span class="n">c</span><span class="p">)</span> <span class="k">for</span> <span class="n">c</span> <span class="ow">in</span> <span class="n">palette</span><span class="p">]</span>

        <span class="bp">self</span><span class="o">.</span><span class="n">frame</span> <span class="o">=</span> <span class="mi">0</span>

        <span class="bp">self</span><span class="o">.</span><span class="n">__offset</span> <span class="o">=</span> <span class="n">offs</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">tell</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="bp">self</span><span class="o">.</span><span class="n">fp</span>  <span class="c1"># FIXME: hack</span>

        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">rawmode</span><span class="p">[:</span><span class="mi">2</span><span class="p">]</span> <span class="o">==</span> <span class="s2">&quot;F;&quot;</span><span class="p">:</span>

            <span class="c1"># ifunc95 formats</span>
            <span class="k">try</span><span class="p">:</span>
                <span class="c1"># use bit decoder (if necessary)</span>
                <span class="n">bits</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">rawmode</span><span class="p">[</span><span class="mi">2</span><span class="p">:])</span>
                <span class="k">if</span> <span class="n">bits</span> <span class="ow">not</span> <span class="ow">in</span> <span class="p">[</span><span class="mi">8</span><span class="p">,</span> <span class="mi">16</span><span class="p">,</span> <span class="mi">32</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">&quot;bit&quot;</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="n">offs</span><span class="p">,</span>
                                 <span class="p">(</span><span class="n">bits</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="mi">0</span><span class="p">,</span> <span class="o">-</span><span class="mi">1</span><span class="p">))]</span>
                    <span class="k">return</span>
            <span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
                <span class="k">pass</span>

        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">rawmode</span> <span class="ow">in</span> <span class="p">[</span><span class="s2">&quot;RGB;T&quot;</span><span class="p">,</span> <span class="s2">&quot;RYB;T&quot;</span><span class="p">]:</span>
            <span class="c1"># Old LabEye/3PC files.  Would be very surprised if anyone</span>
            <span class="c1"># ever stumbled upon such a file ;-)</span>
            <span class="n">size</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="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="mi">1</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">&quot;raw&quot;</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="n">offs</span><span class="p">,</span> <span class="p">(</span><span class="s2">&quot;G&quot;</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="p">(</span><span class="s2">&quot;raw&quot;</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="n">offs</span><span class="o">+</span><span class="n">size</span><span class="p">,</span> <span class="p">(</span><span class="s2">&quot;R&quot;</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="p">(</span><span class="s2">&quot;raw&quot;</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="n">offs</span><span class="o">+</span><span class="mi">2</span><span class="o">*</span><span class="n">size</span><span class="p">,</span> <span class="p">(</span><span class="s2">&quot;B&quot;</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="k">else</span><span class="p">:</span>
            <span class="c1"># LabEye/IFUNC files</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">&quot;raw&quot;</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="n">offs</span><span class="p">,</span>
                         <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">rawmode</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="nd">@property</span>
    <span class="k">def</span> <span class="nf">n_frames</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">info</span><span class="p">[</span><span class="n">FRAMES</span><span class="p">]</span>

    <span class="nd">@property</span>
    <span class="k">def</span> <span class="nf">is_animated</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">info</span><span class="p">[</span><span class="n">FRAMES</span><span class="p">]</span> <span class="o">&gt;</span> <span class="mi">1</span>

<div class="viewcode-block" id="ImImageFile.seek"><a class="viewcode-back" href="../../reference/plugins.html#PIL.ImImagePlugin.ImImageFile.seek">[docs]</a>    <span class="k">def</span> <span class="nf">seek</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">frame</span><span class="p">):</span>
        <span class="k">if</span> <span class="ow">not</span> <span class="bp">self</span><span class="o">.</span><span class="n">_seek_check</span><span class="p">(</span><span class="n">frame</span><span class="p">):</span>
            <span class="k">return</span>

        <span class="bp">self</span><span class="o">.</span><span class="n">frame</span> <span class="o">=</span> <span class="n">frame</span>

        <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">mode</span> <span class="o">==</span> <span class="s2">&quot;1&quot;</span><span class="p">:</span>
            <span class="n">bits</span> <span class="o">=</span> <span class="mi">1</span>
        <span class="k">else</span><span class="p">:</span>
            <span class="n">bits</span> <span class="o">=</span> <span class="mi">8</span> <span class="o">*</span> <span class="nb">len</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="n">size</span> <span class="o">=</span> <span class="p">((</span><span class="bp">self</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="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="mi">1</span><span class="p">]</span>
        <span class="n">offs</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">__offset</span> <span class="o">+</span> <span class="n">frame</span> <span class="o">*</span> <span class="n">size</span>

        <span class="bp">self</span><span class="o">.</span><span class="n">fp</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">__fp</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">&quot;raw&quot;</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="n">offs</span><span class="p">,</span> <span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">rawmode</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></div>

<div class="viewcode-block" id="ImImageFile.tell"><a class="viewcode-back" href="../../reference/plugins.html#PIL.ImImagePlugin.ImImageFile.tell">[docs]</a>    <span class="k">def</span> <span class="nf">tell</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">frame</span></div>

    <span class="k">def</span> <span class="nf">_close__fp</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
        <span class="k">try</span><span class="p">:</span>
            <span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">__fp</span> <span class="o">!=</span> <span class="bp">self</span><span class="o">.</span><span class="n">fp</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">close</span><span class="p">()</span>
        <span class="k">except</span> <span class="ne">AttributeError</span><span class="p">:</span>
            <span class="k">pass</span>
        <span class="k">finally</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="kc">None</span></div>

<span class="c1">#</span>
<span class="c1"># --------------------------------------------------------------------</span>
<span class="c1"># Save IM files</span>


<span class="n">SAVE</span> <span class="o">=</span> <span class="p">{</span>
    <span class="c1"># mode: (im type, raw mode)</span>
    <span class="s2">&quot;1&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;0 1&quot;</span><span class="p">,</span> <span class="s2">&quot;1&quot;</span><span class="p">),</span>
    <span class="s2">&quot;L&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;Greyscale&quot;</span><span class="p">,</span> <span class="s2">&quot;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;LA&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;LA&quot;</span><span class="p">,</span> <span class="s2">&quot;LA;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;P&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;Greyscale&quot;</span><span class="p">,</span> <span class="s2">&quot;P&quot;</span><span class="p">),</span>
    <span class="s2">&quot;PA&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;LA&quot;</span><span class="p">,</span> <span class="s2">&quot;PA;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;I&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;L 32S&quot;</span><span class="p">,</span> <span class="s2">&quot;I;32S&quot;</span><span class="p">),</span>
    <span class="s2">&quot;I;16&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;L 16&quot;</span><span class="p">,</span> <span class="s2">&quot;I;16&quot;</span><span class="p">),</span>
    <span class="s2">&quot;I;16L&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;L 16L&quot;</span><span class="p">,</span> <span class="s2">&quot;I;16L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;I;16B&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;L 16B&quot;</span><span class="p">,</span> <span class="s2">&quot;I;16B&quot;</span><span class="p">),</span>
    <span class="s2">&quot;F&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;L 32F&quot;</span><span class="p">,</span> <span class="s2">&quot;F;32F&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RGB&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGB&quot;</span><span class="p">,</span> <span class="s2">&quot;RGB;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RGBA&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGBA&quot;</span><span class="p">,</span> <span class="s2">&quot;RGBA;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;RGBX&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;RGBX&quot;</span><span class="p">,</span> <span class="s2">&quot;RGBX;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;CMYK&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;CMYK&quot;</span><span class="p">,</span> <span class="s2">&quot;CMYK;L&quot;</span><span class="p">),</span>
    <span class="s2">&quot;YCbCr&quot;</span><span class="p">:</span> <span class="p">(</span><span class="s2">&quot;YCC&quot;</span><span class="p">,</span> <span class="s2">&quot;YCbCr;L&quot;</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">image_type</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">&quot;Cannot save </span><span class="si">%s</span><span class="s2"> images as IM&quot;</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="n">frames</span> <span class="o">=</span> <span class="n">im</span><span class="o">.</span><span class="n">encoderinfo</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">&quot;frames&quot;</span><span class="p">,</span> <span class="mi">1</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="s2">&quot;Image type: </span><span class="si">%s</span><span class="s2"> image</span><span class="se">\r\n</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">image_type</span><span class="p">)</span><span class="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s1">&#39;ascii&#39;</span><span class="p">))</span>
    <span class="k">if</span> <span class="n">filename</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="s2">&quot;Name: </span><span class="si">%s</span><span class="se">\r\n</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">filename</span><span class="p">)</span><span class="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s1">&#39;ascii&#39;</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="s2">&quot;Image size (x*y): </span><span class="si">%d</span><span class="s2">*</span><span class="si">%d</span><span class="se">\r\n</span><span class="s2">&quot;</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="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s1">&#39;ascii&#39;</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="s2">&quot;File size (no of images): </span><span class="si">%d</span><span class="se">\r\n</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">frames</span><span class="p">)</span><span class="o">.</span><span class="n">encode</span><span class="p">(</span><span class="s1">&#39;ascii&#39;</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">&quot;P&quot;</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="sa">b</span><span class="s2">&quot;Lut: 1</span><span class="se">\r\n</span><span class="s2">&quot;</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="sa">b</span><span class="s2">&quot;</span><span class="se">\000</span><span class="s2">&quot;</span> <span class="o">*</span> <span class="p">(</span><span class="mi">511</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="o">+</span> <span class="sa">b</span><span class="s2">&quot;</span><span class="se">\032</span><span class="s2">&quot;</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">&quot;P&quot;</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">&quot;RGB&quot;</span><span class="p">,</span> <span class="s2">&quot;RGB;L&quot;</span><span class="p">))</span>  <span class="c1"># 768 bytes</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">&quot;raw&quot;</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="mi">0</span><span class="p">,</span> <span class="o">-</span><span class="mi">1</span><span class="p">))])</span>

<span class="c1">#</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">ImImageFile</span><span class="o">.</span><span class="n">format</span><span class="p">,</span> <span class="n">ImImageFile</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">ImImageFile</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">ImImageFile</span><span class="o">.</span><span class="n">format</span><span class="p">,</span> <span class="s2">&quot;.im&quot;</span><span class="p">)</span>
</pre></div>

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