| Current File : //proc/self/root/kunden/usr/share/doc/alsa-lib-devel/doxygen/html/group___s_control.html |
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://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/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.9.1"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>ALSA project - the C library reference: Setup Control Interface</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/searchdata.js"></script>
<script type="text/javascript" src="search/search.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">ALSA project - the C library reference
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.1 -->
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
/* @license-end */
</script>
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
/* @license-end */</script>
<div id="main-nav"></div>
</div><!-- top -->
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
</div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">Setup Control Interface<div class="ingroups"><a class="el" href="group___control.html">Control Interface</a></div></div> </div>
</div><!--header-->
<div class="contents">
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:ga4bb43af9b662b97c70322fb2d9d8ff9d"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___s_control.html#ga4bb43af9b662b97c70322fb2d9d8ff9d">snd_sctl_build</a> (<a class="el" href="group___control.html#ga89e065287b9deb65125cc5f1cfb48e07">snd_sctl_t</a> **ctl, <a class="el" href="group___control.html#ga06628f38def84a0fe3da74041db9d51f">snd_ctl_t</a> *handle, <a class="el" href="group___configuration.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *config, <a class="el" href="group___configuration.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> *private_data, int mode)</td></tr>
<tr class="memdesc:ga4bb43af9b662b97c70322fb2d9d8ff9d"><td class="mdescLeft"> </td><td class="mdescRight">Build setup control handle. <a href="group___s_control.html#ga4bb43af9b662b97c70322fb2d9d8ff9d">More...</a><br /></td></tr>
<tr class="separator:ga4bb43af9b662b97c70322fb2d9d8ff9d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:gad8e6a8c5d08fd8a7ddfcd55144dbd9ce"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___s_control.html#gad8e6a8c5d08fd8a7ddfcd55144dbd9ce">snd_sctl_free</a> (<a class="el" href="group___control.html#ga89e065287b9deb65125cc5f1cfb48e07">snd_sctl_t</a> *handle)</td></tr>
<tr class="memdesc:gad8e6a8c5d08fd8a7ddfcd55144dbd9ce"><td class="mdescLeft"> </td><td class="mdescRight">Free setup control handle. <a href="group___s_control.html#gad8e6a8c5d08fd8a7ddfcd55144dbd9ce">More...</a><br /></td></tr>
<tr class="separator:gad8e6a8c5d08fd8a7ddfcd55144dbd9ce"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga869e7add884017e9b18cebb9b9eb897a"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___s_control.html#ga869e7add884017e9b18cebb9b9eb897a">snd_sctl_install</a> (<a class="el" href="group___control.html#ga89e065287b9deb65125cc5f1cfb48e07">snd_sctl_t</a> *handle)</td></tr>
<tr class="memdesc:ga869e7add884017e9b18cebb9b9eb897a"><td class="mdescLeft"> </td><td class="mdescRight">Install given values to control elements. <a href="group___s_control.html#ga869e7add884017e9b18cebb9b9eb897a">More...</a><br /></td></tr>
<tr class="separator:ga869e7add884017e9b18cebb9b9eb897a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga11ed2053b547dc1f86bbd4f526e4ba30"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group___s_control.html#ga11ed2053b547dc1f86bbd4f526e4ba30">snd_sctl_remove</a> (<a class="el" href="group___control.html#ga89e065287b9deb65125cc5f1cfb48e07">snd_sctl_t</a> *handle)</td></tr>
<tr class="memdesc:ga11ed2053b547dc1f86bbd4f526e4ba30"><td class="mdescLeft"> </td><td class="mdescRight">Remove (restore) previous values from control elements. <a href="group___s_control.html#ga11ed2053b547dc1f86bbd4f526e4ba30">More...</a><br /></td></tr>
<tr class="separator:ga11ed2053b547dc1f86bbd4f526e4ba30"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>The setup control interface - set or modify control elements from a configuration file. </p>
<h2 class="groupheader">Function Documentation</h2>
<a id="ga4bb43af9b662b97c70322fb2d9d8ff9d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga4bb43af9b662b97c70322fb2d9d8ff9d">◆ </a></span>snd_sctl_build()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int snd_sctl_build </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___control.html#ga89e065287b9deb65125cc5f1cfb48e07">snd_sctl_t</a> ** </td>
<td class="paramname"><em>sctl</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group___control.html#ga06628f38def84a0fe3da74041db9d51f">snd_ctl_t</a> * </td>
<td class="paramname"><em>handle</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group___configuration.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td>
<td class="paramname"><em>conf</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group___configuration.html#ga1c20905af775ae77d04d1a5696f67985">snd_config_t</a> * </td>
<td class="paramname"><em>private_data</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>mode</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Build setup control handle. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">sctl</td><td>Result - setup control handle </td></tr>
<tr><td class="paramname">handle</td><td>Master control handle </td></tr>
<tr><td class="paramname">conf</td><td>Setup configuration </td></tr>
<tr><td class="paramname">private_data</td><td>Private data for runtime evaluation </td></tr>
<tr><td class="paramname">mode</td><td>Build mode - SND_SCTL_xxxx </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>zero if success, otherwise a negative error code </dd></dl>
</div>
</div>
<a id="gad8e6a8c5d08fd8a7ddfcd55144dbd9ce"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gad8e6a8c5d08fd8a7ddfcd55144dbd9ce">◆ </a></span>snd_sctl_free()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int snd_sctl_free </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___control.html#ga89e065287b9deb65125cc5f1cfb48e07">snd_sctl_t</a> * </td>
<td class="paramname"><em>sctl</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Free setup control handle. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">sctl</td><td>Setup control handle </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>zero if success, otherwise a negative error code </dd></dl>
</div>
</div>
<a id="ga869e7add884017e9b18cebb9b9eb897a"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga869e7add884017e9b18cebb9b9eb897a">◆ </a></span>snd_sctl_install()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int snd_sctl_install </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___control.html#ga89e065287b9deb65125cc5f1cfb48e07">snd_sctl_t</a> * </td>
<td class="paramname"><em>h</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Install given values to control elements. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">h</td><td>Setup control handle </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>zero if success, otherwise a negative error code </dd></dl>
</div>
</div>
<a id="ga11ed2053b547dc1f86bbd4f526e4ba30"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ga11ed2053b547dc1f86bbd4f526e4ba30">◆ </a></span>snd_sctl_remove()</h2>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">int snd_sctl_remove </td>
<td>(</td>
<td class="paramtype"><a class="el" href="group___control.html#ga89e065287b9deb65125cc5f1cfb48e07">snd_sctl_t</a> * </td>
<td class="paramname"><em>h</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Remove (restore) previous values from control elements. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">h</td><td>Setup control handle </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>zero if success, otherwise a negative error code </dd></dl>
</div>
</div>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1
</small></address>
</body>
</html>