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<p>rational numbers
<a href="#details">More...</a></p>
<div class="textblock"><code>#include <stdint.h></code><br/>
<code>#include <limits.h></code><br/>
<code>#include "<a class="el" href="attributes_8h_source.html">attributes.h</a>"</code><br/>
</div>
<p><a href="rational_8h_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="nested-classes"></a>
Data Structures</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structAVRational.html">AVRational</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">rational number numerator/denominator <a href="structAVRational.html#details">More...</a><br/></td></tr>
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static <a class="el" href="structAVRational.html">AVRational</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#ga7778b1d209ceb3e4bf34e40150d3b882">av_make_q</a> (int num, int den)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create a rational. <a href="group__lavu__math.html#ga7778b1d209ceb3e4bf34e40150d3b882"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#gaa440bf42ede128219a571ae4ce0f90b8">av_cmp_q</a> (<a class="el" href="structAVRational.html">AVRational</a> a, <a class="el" href="structAVRational.html">AVRational</a> b)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Compare two rationals. <a href="group__lavu__math.html#gaa440bf42ede128219a571ae4ce0f90b8"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static double </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#ga935dbbf6bde8dfe5fa7ddb1da582eb07">av_q2d</a> (<a class="el" href="structAVRational.html">AVRational</a> a)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Convert rational to double. <a href="group__lavu__math.html#ga935dbbf6bde8dfe5fa7ddb1da582eb07"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#ga4fd9c0b8e663cf3d55e89fbc6ce71602">av_reduce</a> (int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Reduce a fraction. <a href="group__lavu__math.html#ga4fd9c0b8e663cf3d55e89fbc6ce71602"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structAVRational.html">AVRational</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#ga3f9c69432582e2857147bcba3c75dc32">av_mul_q</a> (<a class="el" href="structAVRational.html">AVRational</a> b, <a class="el" href="structAVRational.html">AVRational</a> c) <a class="el" href="attributes_8h.html#a9eaead3cde73464fd66bab4cef9307ad">av_const</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Multiply two rationals. <a href="group__lavu__math.html#ga3f9c69432582e2857147bcba3c75dc32"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structAVRational.html">AVRational</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#gaffa24e7bd38e12dbac540d8b66461f97">av_div_q</a> (<a class="el" href="structAVRational.html">AVRational</a> b, <a class="el" href="structAVRational.html">AVRational</a> c) <a class="el" href="attributes_8h.html#a9eaead3cde73464fd66bab4cef9307ad">av_const</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Divide one rational by another. <a href="group__lavu__math.html#gaffa24e7bd38e12dbac540d8b66461f97"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structAVRational.html">AVRational</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#ga2eb3a275aabacd8421f140a12bab4a91">av_add_q</a> (<a class="el" href="structAVRational.html">AVRational</a> b, <a class="el" href="structAVRational.html">AVRational</a> c) <a class="el" href="attributes_8h.html#a9eaead3cde73464fd66bab4cef9307ad">av_const</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Add two rationals. <a href="group__lavu__math.html#ga2eb3a275aabacd8421f140a12bab4a91"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structAVRational.html">AVRational</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#gac66c6198ce5e8a8caf88dfc20782fa59">av_sub_q</a> (<a class="el" href="structAVRational.html">AVRational</a> b, <a class="el" href="structAVRational.html">AVRational</a> c) <a class="el" href="attributes_8h.html#a9eaead3cde73464fd66bab4cef9307ad">av_const</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Subtract one rational from another. <a href="group__lavu__math.html#gac66c6198ce5e8a8caf88dfc20782fa59"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">static av_always_inline <a class="el" href="structAVRational.html">AVRational</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#gab646f0a7cc30af543ba4a91b37f9de6e">av_inv_q</a> (<a class="el" href="structAVRational.html">AVRational</a> q)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Invert a rational. <a href="group__lavu__math.html#gab646f0a7cc30af543ba4a91b37f9de6e"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="structAVRational.html">AVRational</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#ga7dfd5ba1eb1edf5845ac32b338de9e76">av_d2q</a> (double d, int max) <a class="el" href="attributes_8h.html#a9eaead3cde73464fd66bab4cef9307ad">av_const</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Convert a double precision floating point number to a rational. <a href="group__lavu__math.html#ga7dfd5ba1eb1edf5845ac32b338de9e76"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#ga111810c563749cd3081aaa19004f44df">av_nearer_q</a> (<a class="el" href="structAVRational.html">AVRational</a> q, <a class="el" href="structAVRational.html">AVRational</a> q1, <a class="el" href="structAVRational.html">AVRational</a> q2)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#ga63d5ef1c2f77a5fdccb2b3a1c8cc77f5">av_find_nearest_q_idx</a> (<a class="el" href="structAVRational.html">AVRational</a> q, const <a class="el" href="structAVRational.html">AVRational</a> *q_list)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Find the nearest value in q_list to q. <a href="group__lavu__math.html#ga63d5ef1c2f77a5fdccb2b3a1c8cc77f5"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">uint32_t </td><td class="memItemRight" valign="bottom"><a class="el" href="group__lavu__math.html#gafbcd96878344ade957d5bccc6bc705b2">av_q2intfloat</a> (<a class="el" href="structAVRational.html">AVRational</a> q)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Converts a <a class="el" href="structAVRational.html" title="rational number numerator/denominator">AVRational</a> to a IEEE 32bit float. <a href="group__lavu__math.html#gafbcd96878344ade957d5bccc6bc705b2"></a><br/></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>rational numbers </p>
<dl class="author"><dt><b>Author:</b></dt><dd>Michael Niedermayer <<a href="mailto:michaelni@gmx.at">michaelni@gmx.at</a>> </dd></dl>
<p>Definition in file <a class="el" href="rational_8h_source.html">rational.h</a>.</p>
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