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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 `CompressionOptions` struct in crate `deflate`."><meta name="keywords" content="rust, rustlang, rust-lang, CompressionOptions"><title>deflate::CompressionOptions - 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 struct"><!--[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='../deflate/index.html'><div class='logo-container'><img src='../rust-logo.png' alt='logo'></div></a><p class='location'>Struct CompressionOptions</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#fields">Fields</a><div class="sidebar-links"><a href="#structfield.max_hash_checks">max_hash_checks</a><a href="#structfield.lazy_if_less_than">lazy_if_less_than</a><a href="#structfield.matching_type">matching_type</a><a href="#structfield.special">special</a></div><a class="sidebar-title" href="#methods">Methods</a><div class="sidebar-links"><a href="#method.fast">fast</a><a href="#method.high">high</a><a href="#method.huffman_only">huffman_only</a><a href="#method.rle">rle</a></div><a class="sidebar-title" href="#implementations">Trait Implementations</a><div class="sidebar-links"><a href="#impl-Clone">Clone</a><a href="#impl-Copy">Copy</a><a href="#impl-Debug">Debug</a><a href="#impl-Default">Default</a><a href="#impl-Eq">Eq</a><a href="#impl-From%3CCompression%3E">From<Compression></a><a href="#impl-Hash">Hash</a><a href="#impl-PartialEq%3CCompressionOptions%3E">PartialEq<CompressionOptions></a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-RefUnwindSafe">RefUnwindSafe</a><a href="#impl-Send">Send</a><a href="#impl-Sync">Sync</a><a href="#impl-Unpin">Unpin</a><a href="#impl-UnwindSafe">UnwindSafe</a></div><a class="sidebar-title" href="#blanket-implementations">Blanket Implementations</a><div class="sidebar-links"><a href="#impl-Any">Any</a><a href="#impl-Borrow%3CT%3E">Borrow<T></a><a href="#impl-BorrowMut%3CT%3E">BorrowMut<T></a><a href="#impl-From%3CT%3E">From<T></a><a href="#impl-Into%3CU%3E">Into<U></a><a href="#impl-ToOwned">ToOwned</a><a href="#impl-TryFrom%3CU%3E">TryFrom<U></a><a href="#impl-TryInto%3CU%3E">TryInto<U></a></div></div><p class='location'><a href='index.html'>deflate</a></p><script>window.sidebarCurrent = {name: 'CompressionOptions', ty: 'struct', relpath: ''};</script><script defer src="sidebar-items.js"></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/deflate/compression_options.rs.html#78-120' title='goto source code'>[src]</a></span><span class='in-band'>Struct <a href='index.html'>deflate</a>::<wbr><a class="struct" href=''>CompressionOptions</a></span></h1><div class="docblock type-decl hidden-by-usual-hider"><pre class='rust struct'>pub struct CompressionOptions {
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pub max_hash_checks: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u16.html">u16</a>,
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pub lazy_if_less_than: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u16.html">u16</a>,
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pub matching_type: <a class="enum" href="../deflate/enum.MatchingType.html" title="enum deflate::MatchingType">MatchingType</a>,
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pub special: <a class="enum" href="../deflate/enum.SpecialOptions.html" title="enum deflate::SpecialOptions">SpecialOptions</a>,
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}</pre></div><div class='docblock'><p>A struct describing the options for a compressor or compression function.</p>
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<p>These values are not stable and still subject to change!</p>
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</div><h2 id='fields' class='fields small-section-header'>
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Fields<a href='#fields' class='anchor'></a></h2><span id="structfield.max_hash_checks" class="structfield small-section-header"><a href="#structfield.max_hash_checks" class="anchor field"></a><code id="max_hash_checks.v">max_hash_checks: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u16.html">u16</a></code></span><div class='docblock'><p>The maximum number of checks to make in the hash table for matches.</p>
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<p>Higher numbers mean slower, but better compression. Very high (say <code>>1024</code>) values
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will impact compression speed a lot. The maximum match length is 2^15, so values higher than
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this won't make any difference, and will be truncated to 2^15 by the compression
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function/writer.</p>
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<p>Default value: <code>128</code></p>
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</div><span id="structfield.lazy_if_less_than" class="structfield small-section-header"><a href="#structfield.lazy_if_less_than" class="anchor field"></a><code id="lazy_if_less_than.v">lazy_if_less_than: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.u16.html">u16</a></code></span><div class='docblock'><p>Only lazy match if we have a length less than this value.</p>
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<p>Higher values degrade compression slightly, but improve compression speed.</p>
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<ul>
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<li><code>0</code>: Never lazy match. (Same effect as setting MatchingType to greedy, but may be slower).</li>
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<li><code>1...257</code>: Only check for a better match if the first match was shorter than this value.</li>
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<li><code>258</code>: Always lazy match.</li>
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</ul>
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<p>As the maximum length of a match is <code>258</code>, values higher than this will have
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no further effect.</p>
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<ul>
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<li>Default value: <code>32</code></li>
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</ul>
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</div><span id="structfield.matching_type" class="structfield small-section-header"><a href="#structfield.matching_type" class="anchor field"></a><code id="matching_type.v">matching_type: <a class="enum" href="../deflate/enum.MatchingType.html" title="enum deflate::MatchingType">MatchingType</a></code></span><div class='docblock'><p>Whether to use lazy or greedy matching.</p>
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<p>Lazy matching will provide better compression, at the expense of compression speed.</p>
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<p>As a special case, if max_hash_checks is set to 0, and matching_type is set to lazy,
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compression using only run-length encoding (i.e maximum match distance of 1) is performed.
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(This may be changed in the future but is defined like this at the moment to avoid API
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breakage.</p>
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<p><a href="./enum.MatchingType.html">See <code>MatchingType</code></a></p>
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<ul>
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<li>Default value: <code>MatchingType::Lazy</code></li>
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</ul>
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</div><span id="structfield.special" class="structfield small-section-header"><a href="#structfield.special" class="anchor field"></a><code id="special.v">special: <a class="enum" href="../deflate/enum.SpecialOptions.html" title="enum deflate::SpecialOptions">SpecialOptions</a></code></span><div class='docblock'><p>Force fixed/stored blocks (Not implemented yet).</p>
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<ul>
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<li>Default value: <code>SpecialOptions::Normal</code></li>
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</ul>
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</div><h2 id='methods' class='small-section-header'>Methods<a href='#methods' class='anchor'></a></h2><h3 id='impl' class='impl'><code class='in-band'>impl <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#124-179' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.high' class="method"><code id='high.v'>pub fn <a href='#method.high' class='fnname'>high</a>() -> <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#126-133' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns compression settings rouhgly corresponding to the <code>HIGH(9)</code> setting in miniz.</p>
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</div><h4 id='method.fast' class="method"><code id='fast.v'>pub fn <a href='#method.fast' class='fnname'>fast</a>() -> <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#141-148' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a fast set of compression settings</p>
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<p>Ideally this should roughly correspond to the <code>FAST(1)</code> setting in miniz.
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However, that setting makes miniz use a somewhat different algorhithm,
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so currently hte fast level in this library is slower and better compressing
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than the corresponding level in miniz.</p>
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</div><h4 id='method.huffman_only' class="method"><code id='huffman_only.v'>pub fn <a href='#method.huffman_only' class='fnname'>huffman_only</a>() -> <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#155-162' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a set of compression settings that makes the compressor only compress using
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huffman coding. (Ignoring any length/distance matching)</p>
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<p>This will normally have the worst compression ratio (besides only using uncompressed data),
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but may be the fastest method in some cases.</p>
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</div><h4 id='method.rle' class="method"><code id='rle.v'>pub fn <a href='#method.rle' class='fnname'>rle</a>() -> <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#171-178' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns a set of compression settings that makes the compressor compress only using
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run-length encoding (i.e only looking for matches one byte back).</p>
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<p>This is very fast, but tends to compress worse than looking for more matches using hash
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chains that the slower settings do.
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Works best on data that has runs of equivialent bytes, like binary or simple images,
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less good for text.</p>
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</div></div><h2 id='implementations' class='small-section-header'>Trait Implementations<a href='#implementations' class='anchor'></a></h2><div id='implementations-list'><h3 id='impl-Eq' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.Eq.html" title="trait core::cmp::Eq">Eq</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Eq' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-Default' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/default/trait.Default.html" title="trait core::default::Default">Default</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Default' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#181-186' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.default' class="method"><code id='default.v'>fn <a href='https://doc.rust-lang.org/nightly/core/default/trait.Default.html#tymethod.default' class='fnname'>default</a>() -> <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#183-185' title='goto source code'>[src]</a></h4><div class='docblock'><p>Returns the options describing the default compression level.</p>
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</div></div><h3 id='impl-Clone' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Clone' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.clone' class="method hidden"><code id='clone.v'>fn <a href='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone' class='fnname'>clone</a>(&self) -> <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Returns a copy of the value. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#tymethod.clone">Read more</a></p>
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</div><h4 id='method.clone_from' class="method hidden"><code id='clone_from.v'>fn <a href='https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from' class='fnname'>clone_from</a>(&mut self, source: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>Self)</code><span class='since' title='Stable since Rust version 1.0.0'>1.0.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/clone.rs.html#131-133' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs copy-assignment from <code>source</code>. <a href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html#method.clone_from">Read more</a></p>
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</div></div><h3 id='impl-PartialEq%3CCompressionOptions%3E' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html" title="trait core::cmp::PartialEq">PartialEq</a><<a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a>> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-PartialEq%3CCompressionOptions%3E' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.eq' class="method hidden"><code id='eq.v'>fn <a href='https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq' class='fnname'>eq</a>(&self, other: &<a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>self</code> and <code>other</code> values to be equal, and is used by <code>==</code>. <a href="https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#tymethod.eq">Read more</a></p>
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</div><h4 id='method.ne' class="method hidden"><code id='ne.v'>fn <a href='https://doc.rust-lang.org/nightly/core/cmp/trait.PartialEq.html#method.ne' class='fnname'>ne</a>(&self, other: &<a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.bool.html">bool</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>This method tests for <code>!=</code>.</p>
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</div></div><h3 id='impl-From%3CCompression%3E' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><<a class="enum" href="../deflate/enum.Compression.html" title="enum deflate::Compression">Compression</a>> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-From%3CCompression%3E' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#188-196' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from' class="method hidden"><code id='from.v'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from' class='fnname'>from</a>(compression: <a class="enum" href="../deflate/enum.Compression.html" title="enum deflate::Compression">Compression</a>) -> <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#189-195' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id='impl-Copy' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Copy.html" title="trait core::marker::Copy">Copy</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Copy' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h3><div class='impl-items'></div><h3 id='impl-Hash' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html" title="trait core::hash::Hash">Hash</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Hash' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.hash' class="method hidden"><code id='hash.v'>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#tymethod.hash' class='fnname'>hash</a><__H: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html" title="trait core::hash::Hasher">Hasher</a>>(&self, state: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>__H)</code><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Feeds this value into the given [<code>Hasher</code>]. <a href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#tymethod.hash">Read more</a></p>
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</div><h4 id='method.hash_slice' class="method hidden"><code id='hash_slice.v'>fn <a href='https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#method.hash_slice' class='fnname'>hash_slice</a><H>(data: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.slice.html">&[Self]</a>, state: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>H) <span class="where fmt-newline">where<br> H: <a class="trait" href="https://doc.rust-lang.org/nightly/core/hash/trait.Hasher.html" title="trait core::hash::Hasher">Hasher</a>, </span></code><span class='since' title='Stable since Rust version 1.3.0'>1.3.0</span><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/hash/mod.rs.html#192-198' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Feeds a slice of this type into the given [<code>Hasher</code>]. <a href="https://doc.rust-lang.org/nightly/core/hash/trait.Hash.html#method.hash_slice">Read more</a></p>
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</div></div><h3 id='impl-Debug' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html" title="trait core::fmt::Debug">Debug</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Debug' class='anchor'></a><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.fmt' class="method hidden"><code id='fmt.v'>fn <a href='https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt' class='fnname'>fmt</a>(&self, f: &mut <a class="struct" href="https://doc.rust-lang.org/nightly/core/fmt/struct.Formatter.html" title="struct core::fmt::Formatter">Formatter</a>) -> <a class="type" href="https://doc.rust-lang.org/nightly/core/fmt/type.Result.html" title="type core::fmt::Result">Result</a></code><a class='srclink' href='../src/deflate/compression_options.rs.html#77' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Formats the value using the given formatter. <a href="https://doc.rust-lang.org/nightly/core/fmt/trait.Debug.html#tymethod.fmt">Read more</a></p>
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</div></div></div><h2 id='synthetic-implementations' class='small-section-header'>Auto Trait Implementations<a href='#synthetic-implementations' class='anchor'></a></h2><div id='synthetic-implementations-list'><h3 id='impl-Send' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Send' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-Unpin' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Unpin' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-Sync' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-Sync' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-UnwindSafe' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.UnwindSafe.html" title="trait std::panic::UnwindSafe">UnwindSafe</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-UnwindSafe' class='anchor'></a></h3><div class='impl-items'></div><h3 id='impl-RefUnwindSafe' class='impl'><code class='in-band'>impl <a class="trait" href="https://doc.rust-lang.org/nightly/std/panic/trait.RefUnwindSafe.html" title="trait std::panic::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="../deflate/struct.CompressionOptions.html" title="struct deflate::CompressionOptions">CompressionOptions</a></code><a href='#impl-RefUnwindSafe' class='anchor'></a></h3><div class='impl-items'></div></div><h2 id='blanket-implementations' class='small-section-header'>Blanket Implementations<a href='#blanket-implementations' class='anchor'></a></h2><div id='blanket-implementations-list'><h3 id='impl-ToOwned' class='impl'><code class='in-band'>impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html" title="trait alloc::borrow::ToOwned">ToOwned</a> for T <span class="where fmt-newline">where<br> T: <a class="trait" href="https://doc.rust-lang.org/nightly/core/clone/trait.Clone.html" title="trait core::clone::Clone">Clone</a>, </span></code><a href='#impl-ToOwned' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#81-92' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Owned' class="type"><code id='Owned.t'>type <a href='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#associatedtype.Owned' class="type">Owned</a> = T</code></h4><div class='docblock'><p>The resulting type after obtaining ownership.</p>
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</div><h4 id='method.to_owned' class="method hidden"><code id='to_owned.v'>fn <a href='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned' class='fnname'>to_owned</a>(&self) -> T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#85-87' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Creates owned data from borrowed data, usually by cloning. <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#tymethod.to_owned">Read more</a></p>
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</div><h4 id='method.clone_into' class="method hidden"><code id='clone_into.v'>fn <a href='https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into' class='fnname'>clone_into</a>(&self, target: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T)</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/alloc/borrow.rs.html#89-91' title='goto source code'>[src]</a></h4><div class='stability hidden'><div class='stab unstable'><details><summary><span class='emoji'>🔬</span> This is a nightly-only experimental API. (<code>toowned_clone_into</code>)</summary><p>recently added</p>
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</details></div></div><div class='docblock hidden'><p>Uses borrowed data to replace owned data, usually by cloning. <a href="https://doc.rust-lang.org/nightly/alloc/borrow/trait.ToOwned.html#method.clone_into">Read more</a></p>
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</div></div><h3 id='impl-Into%3CU%3E' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>, </span></code><a href='#impl-Into%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#544-549' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.into' class="method hidden"><code id='into.v'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into' class='fnname'>into</a>(self) -> U</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#546-548' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id='impl-From%3CT%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</code><a href='#impl-From%3CT%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#553-555' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.from-1' class="method hidden"><code id='from.v-1'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from' class='fnname'>from</a>(t: T) -> T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#554' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id='impl-TryFrom%3CU%3E' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>, </span></code><a href='#impl-TryFrom%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#572-578' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Error' class="type"><code id='Error.t'>type <a href='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error' class="type">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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</div><h4 id='method.try_from' class="method hidden"><code id='try_from.v'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from' class='fnname'>try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#575-577' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id='impl-TryInto%3CU%3E' class='impl'><code class='in-band'>impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>, </span></code><a href='#impl-TryInto%3CU%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#560-567' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='associatedtype.Error-1' class="type"><code id='Error.t-1'>type <a href='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error' class="type">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></code></h4><div class='docblock'><p>The type returned in the event of a conversion error.</p>
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</div><h4 id='method.try_into' class="method hidden"><code id='try_into.v'>fn <a href='https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into' class='fnname'>try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="type" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/convert.rs.html#564-566' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Performs the conversion.</p>
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</div></div><h3 id='impl-BorrowMut%3CT%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><a href='#impl-BorrowMut%3CT%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#218-220' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow_mut' class="method hidden"><code id='borrow_mut.v'>fn <a href='https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut' class='fnname'>borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&mut </a>T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#219' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
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</div></div><h3 id='impl-Borrow%3CT%3E' class='impl'><code class='in-band'>impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><a href='#impl-Borrow%3CT%3E' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#213-215' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.borrow' class="method hidden"><code id='borrow.v'>fn <a href='https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow' class='fnname'>borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&</a>T</code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#214' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
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</div></div><h3 id='impl-Any' class='impl'><code class='in-band'>impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></code><a href='#impl-Any' class='anchor'></a><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#100-102' title='goto source code'>[src]</a></h3><div class='impl-items'><h4 id='method.type_id' class="method hidden"><code id='type_id.v'>fn <a href='https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id' class='fnname'>type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></code><a class='srclink' href='https://doc.rust-lang.org/nightly/src/core/any.rs.html#101' title='goto source code'>[src]</a></h4><div class='docblock hidden'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
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