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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>snd_interval_refine</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Linux Device Drivers" /><link rel="up" href="ch05.html" title="Chapter 5. Sound Devices" /><link rel="prev" href="re630.html" title="snd_pcm_set_sync" /><link rel="next" href="re632.html" title="snd_interval_ratnum" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>snd_interval_refine</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re630.html">Prev</a> </td><th width="60%" align="center">Chapter 5. Sound Devices</th><td width="20%" align="right"> <a accesskey="n" href="re632.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="snd_interval_refine"><a id="API-snd-interval-refine"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>snd_interval_refine —
refine the interval value of configurator
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0" class="funcprototype-table"><tr><td><code class="funcdef">int <b class="fsfunc">snd_interval_refine </b>(</code></td><td>struct snd_interval * <var class="pdparam">i</var>, </td></tr><tr><td> </td><td>const struct snd_interval * <var class="pdparam">v</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id3117220"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>i</code></em></span></dt><dd><p>
the interval value to refine
</p></dd><dt><span class="term"><em class="parameter"><code>v</code></em></span></dt><dd><p>
the interval value to refer to
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id3117264"></a><h2>Description</h2><p>
Refines the interval value with the reference value.
The interval is changed to the range satisfying both intervals.
The interval status (min, max, integer, etc.) are evaluated.
</p><p>
Returns non-zero if the value is changed, zero if not changed.
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