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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `color_quant` crate."><meta name="keywords" content="rust, rustlang, rust-lang, color_quant"><title>color_quant - Rust</title><link rel="stylesheet" type="text/css" href="../normalize.css"><link rel="stylesheet" type="text/css" href="../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../dark.css"><link rel="stylesheet" type="text/css" href="../light.css" id="themeStyle"><script src="../storage.js"></script><noscript><link rel="stylesheet" href="../noscript.css"></noscript><link rel="shortcut icon" href="../favicon.ico"><style type="text/css">#crate-search{background-image:url("../down-arrow.svg");}</style></head><body class="rustdoc mod"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div><a href='../color_quant/index.html'><div class='logo-container'><img src='../rust-logo.png' alt='logo'></div></a><p class='location'>Crate color_quant</p><div class="sidebar-elems"><a id='all-types' href='all.html'><p>See all color_quant's items</p></a><div class="block items"><ul><li><a href="#structs">Structs</a></li></ul></div><p class='location'></p><script>window.sidebarCurrent = {name: 'color_quant', ty: 'mod', relpath: '../'};</script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><div><select id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><a id="settings-menu" href="../settings.html"><img src="../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='out-of-band'><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>−</span>]</a></span><a class='srclink' href='../src/color_quant/lib.rs.html#52-440' title='goto source code'>[src]</a></span><span class='in-band'>Crate <a class="mod" href=''>color_quant</a></span></h1><div class='docblock'><h1 id="color-quantization-library" class="section-header"><a href="#color-quantization-library">Color quantization library</a></h1>
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<p>This library provides a color quantizer based on the <a href="http://members.ozemail.com.au/%7Edekker/NEUQUANT.HTML">NEUQUANT</a>
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quantization algorithm by Anthony Dekker.</p>
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<h3 id="usage" class="section-header"><a href="#usage">Usage</a></h3>
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<div class="example-wrap"><pre class="rust rust-example-rendered">
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<span class="kw">let</span> <span class="ident">data</span> <span class="op">=</span> <span class="macro">vec</span><span class="macro">!</span>[<span class="number">0</span>; <span class="number">40</span>];
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<span class="kw">let</span> <span class="ident">nq</span> <span class="op">=</span> <span class="ident">color_quant</span>::<span class="ident">NeuQuant</span>::<span class="ident">new</span>(<span class="number">10</span>, <span class="number">256</span>, <span class="kw-2">&</span><span class="ident">data</span>);
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<span class="kw">let</span> <span class="ident">indixes</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">u8</span><span class="op">></span> <span class="op">=</span> <span class="ident">data</span>.<span class="ident">chunks</span>(<span class="number">4</span>).<span class="ident">map</span>(<span class="op">|</span><span class="ident">pix</span><span class="op">|</span> <span class="ident">nq</span>.<span class="ident">index_of</span>(<span class="ident">pix</span>) <span class="kw">as</span> <span class="ident">u8</span>).<span class="ident">collect</span>();
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<span class="kw">let</span> <span class="ident">color_map</span> <span class="op">=</span> <span class="ident">nq</span>.<span class="ident">color_map_rgba</span>();</pre></div>
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</div><h2 id='structs' class='section-header'><a href="#structs">Structs</a></h2>
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<table><tr class='module-item'><td><a class="struct" href="struct.NeuQuant.html" title='color_quant::NeuQuant struct'>NeuQuant</a></td><td class='docblock-short'><p>Neural network based color quantizer.</p>
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