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mamingshuai
13 lines
2.4 KiB
HTML
13 lines
2.4 KiB
HTML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>giftext</title><meta name="generator" content="DocBook XSL Stylesheets V1.79.1" /></head><body><div class="refentry"><a id="giftext.1"></a><div class="titlepage"></div><div class="refnamediv"><a id="name"></a><h2>Name</h2><p>giftext — dump GIF pixels and metadata as text</p></div><div class="refsynopsisdiv"><a id="synopsis"></a><h2>Synopsis</h2><div class="cmdsynopsis"><p><code class="command">giftext</code> [-v] [-c] [-e] [-z] [-p] [-r] [-h] [<em class="replaceable"><code>gif-file</code></em>]</p></div></div><div class="refsect1"><a id="idm24"></a><h2>Description</h2><p>A program to dump (text only) general information about GIF file.</p><p>If no GIF file is given, giftext will try to read a GIF file
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from stdin.</p></div><div class="refsect1"><a id="idm28"></a><h2>Options</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term">-v</span></dt><dd><p> Verbose mode (show progress).
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Enables printout of running scan lines. </p></dd><dt><span class="term">-c</span></dt><dd><p> Dumps the color maps.</p></dd><dt><span class="term">-e</span></dt><dd><p> Dumps encoded bytes - the pixels after compressed using LZ
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algorithm and chained to form bytes. This is the form the data is
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saved in the GIF file. Dumps in hex - 2 digit per byte.</p></dd><dt><span class="term">-z</span></dt><dd><p> Dumps the LZ codes of the image. Dumps in hex - 3 digits per
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code (as we are limited to 12 bits).</p></dd><dt><span class="term">-p</span></dt><dd><p> Dumps the pixels of the image. Dumps in hex - 2 digit per
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pixel (<=byte).</p></dd><dt><span class="term">-r</span></dt><dd><p> Dumps raw pixels as one byte per pixel. This option inhibits
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all other options and only the pixels are dumped. This option may be
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used to convert GIF files into raw data. Note: the color map can be
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extracted by gifclrmp utility. If more than one image is included in
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the file, all images will be dumped in order.</p></dd><dt><span class="term">-h</span></dt><dd><p> Print one line of command line help, similar to Usage
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above.</p></dd></dl></div></div><div class="refsect1"><a id="idm59"></a><h2>Author</h2><p>Gershon Elber.</p></div></div></body></html> |