<!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 `support_audio` mod in crate `pnmixerlib`."> <meta name="keywords" content="rust, rustlang, rust-lang, support_audio"> <title>pnmixerlib::support_audio - Rust</title> <link rel="stylesheet" type="text/css" href="../../normalize.css"> <link rel="stylesheet" type="text/css" href="../../rustdoc.css"> <link rel="stylesheet" type="text/css" href="../../main.css"> </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"> <p class='location'>Module support_audio</p><div class="block items"><ul><li><a href="#enums">Enums</a></li><li><a href="#functions">Functions</a></li></ul></div><p class='location'><a href='../index.html'>pnmixerlib</a></p><script>window.sidebarCurrent = {name: 'support_audio', ty: 'mod', relpath: '../'};</script><script defer src="../sidebar-items.js"></script> </nav> <nav class="sub"> <form class="search-form js-only"> <div class="search-container"> <input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"> </div> </form> </nav> <section id='main' class="content"> <h1 class='fqn'><span class='in-band'>Module <a href='../index.html'>pnmixerlib</a>::<wbr><a class="mod" href=''>support_audio</a></span><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/pnmixerlib/support_audio.rs.html#1-109' title='goto source code'>[src]</a></span></h1> <div class='docblock'><p>Helper functions of the audio subsystem.</p> <p>These functions are not directly connected to the <code>Audio</code> struct, but are important helpers.</p> </div><h2 id='enums' class='section-header'><a href="#enums">Enums</a></h2> <table> <tr class=' module-item'> <td><a class="enum" href="enum.VolDir.html" title='enum pnmixerlib::support_audio::VolDir'>VolDir</a></td> <td class='docblock-short'> <p>The direction of a volume change.</p> </td> </tr></table><h2 id='functions' class='section-header'><a href="#functions">Functions</a></h2> <table> <tr class=' module-item'> <td><a class="fn" href="fn.audio_reload.html" title='fn pnmixerlib::support_audio::audio_reload'>audio_reload</a></td> <td class='docblock-short'> <p>Reload the audio system.</p> </td> </tr> <tr class=' module-item'> <td><a class="fn" href="fn.get_playable_card_names.html" title='fn pnmixerlib::support_audio::get_playable_card_names'>get_playable_card_names</a></td> <td class='docblock-short'> <p>Get all playable card names.</p> </td> </tr> <tr class=' module-item'> <td><a class="fn" href="fn.get_playable_chan_names.html" title='fn pnmixerlib::support_audio::get_playable_chan_names'>get_playable_chan_names</a></td> <td class='docblock-short'> <p>Get all playable channel names.</p> </td> </tr> <tr class=' module-item'> <td><a class="fn" href="fn.lrint.html" title='fn pnmixerlib::support_audio::lrint'>lrint</a></td> <td class='docblock-short'> <p>Kinda mimics <code>lrint</code> from libm. If the direction of the volume change is <code>Up</code> then calls <code>ceil()</code>, if it's <code>Down</code>, then calls <code>floor()</code>, otherwise returns the value unchanged.</p> </td> </tr> <tr class=' module-item'> <td><a class="fn" href="fn.percent_to_vol.html" title='fn pnmixerlib::support_audio::percent_to_vol'>percent_to_vol</a></td> <td class='docblock-short'> <p>Converts the percentage of the volume level (0-100) back to the actual low-level representation of the volume, which depends on the volume range.</p> </td> </tr> <tr class=' module-item'> <td><a class="fn" href="fn.vol_change_to_voldir.html" title='fn pnmixerlib::support_audio::vol_change_to_voldir'>vol_change_to_voldir</a></td> <td class='docblock-short'> <p>Convert a volume change to the <code>VolDir</code> type.</p> </td> </tr> <tr class=' module-item'> <td><a class="fn" href="fn.vol_to_percent.html" title='fn pnmixerlib::support_audio::vol_to_percent'>vol_to_percent</a></td> <td class='docblock-short'> <p>Converts the actual volume of the audio configuration, which depends on the volume range, to a scale of 0-100, reprenting the percentage of the volume level.</p> </td> </tr></table></section> <section id='search' class="content hidden"></section> <section class="footer"></section> <aside id="help" class="hidden"> <div> <h1 class="hidden">Help</h1> <div class="shortcuts"> <h2>Keyboard Shortcuts</h2> <dl> <dt>?</dt> <dd>Show this help dialog</dd> <dt>S</dt> <dd>Focus the search field</dd> <dt>⇤</dt> <dd>Move up in search results</dd> <dt>⇥</dt> <dd>Move down in search results</dd> <dt>⏎</dt> <dd>Go to active search result</dd> <dt>+</dt> <dd>Collapse/expand all sections</dd> </dl> </div> <div class="infos"> <h2>Search Tricks</h2> <p> Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type. </p> <p> Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>. </p> <p> Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>) </p> </div> </div> </aside> <script> window.rootPath = "../../"; window.currentCrate = "pnmixerlib"; </script> <script src="../../main.js"></script> <script defer src="../../search-index.js"></script> </body> </html>