213 lines
11 KiB
HTML
213 lines
11 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://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"/>
|
|
<title>arm_cfft_instance_f32 Struct Reference</title>
|
|
<title>CMSIS-DSP: arm_cfft_instance_f32 Struct Reference</title>
|
|
<link href="tabs.css" rel="stylesheet" type="text/css"/>
|
|
<link href="cmsis.css" rel="stylesheet" type="text/css" />
|
|
<script type="text/javascript" src="jquery.js"></script>
|
|
<script type="text/javascript" src="dynsections.js"></script>
|
|
<script type="text/javascript" src="printComponentTabs.js"></script>
|
|
<link href="navtree.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="resize.js"></script>
|
|
<script type="text/javascript" src="navtree.js"></script>
|
|
<script type="text/javascript">
|
|
$(document).ready(initResizable);
|
|
$(window).load(resizeHeight);
|
|
</script>
|
|
<link href="search/search.css" rel="stylesheet" type="text/css"/>
|
|
<script type="text/javascript" src="search/search.js"></script>
|
|
<script type="text/javascript">
|
|
$(document).ready(function() { searchBox.OnSelectItem(0); });
|
|
</script>
|
|
</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: 46px;">
|
|
<td id="projectlogo"><img alt="Logo" src="CMSIS_Logo_Final.png"/></td>
|
|
<td style="padding-left: 0.5em;">
|
|
<div id="projectname">CMSIS-DSP
|
|
 <span id="projectnumber">Version 1.5.1</span>
|
|
</div>
|
|
<div id="projectbrief">CMSIS DSP Software Library</div>
|
|
</td>
|
|
</tr>
|
|
</tbody>
|
|
</table>
|
|
</div>
|
|
<!-- end header part -->
|
|
<div id="CMSISnav" class="tabs1">
|
|
<ul class="tablist">
|
|
<script type="text/javascript">
|
|
<!--
|
|
writeComponentTabs.call(this);
|
|
//-->
|
|
</script>
|
|
</ul>
|
|
</div>
|
|
<!-- Generated by Doxygen 1.8.6 -->
|
|
<script type="text/javascript">
|
|
var searchBox = new SearchBox("searchBox", "search",false,'Search');
|
|
</script>
|
|
<div id="navrow1" class="tabs">
|
|
<ul class="tablist">
|
|
<li><a href="index.html"><span>Main Page</span></a></li>
|
|
<li><a href="pages.html"><span>Usage and Description</span></a></li>
|
|
<li><a href="modules.html"><span>Reference</span></a></li>
|
|
<li>
|
|
<div id="MSearchBox" class="MSearchBoxInactive">
|
|
<span class="left">
|
|
<img id="MSearchSelect" src="search/mag_sel.png"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
alt=""/>
|
|
<input type="text" id="MSearchField" value="Search" accesskey="S"
|
|
onfocus="searchBox.OnSearchFieldFocus(true)"
|
|
onblur="searchBox.OnSearchFieldFocus(false)"
|
|
onkeyup="searchBox.OnSearchFieldChange(event)"/>
|
|
</span><span class="right">
|
|
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
|
|
</span>
|
|
</div>
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
<div id="navrow2" class="tabs2">
|
|
<ul class="tablist">
|
|
<li><a href="annotated.html"><span>Data Structures</span></a></li>
|
|
<li><a href="functions.html"><span>Data Fields</span></a></li>
|
|
</ul>
|
|
</div>
|
|
</div><!-- top -->
|
|
<div id="side-nav" class="ui-resizable side-nav-resizable">
|
|
<div id="nav-tree">
|
|
<div id="nav-tree-contents">
|
|
<div id="nav-sync" class="sync"></div>
|
|
</div>
|
|
</div>
|
|
<div id="splitbar" style="-moz-user-select:none;"
|
|
class="ui-resizable-handle">
|
|
</div>
|
|
</div>
|
|
<script type="text/javascript">
|
|
$(document).ready(function(){initNavTree('structarm__cfft__instance__f32.html','');});
|
|
</script>
|
|
<div id="doc-content">
|
|
<!-- window showing the filter options -->
|
|
<div id="MSearchSelectWindow"
|
|
onmouseover="return searchBox.OnSearchSelectShow()"
|
|
onmouseout="return searchBox.OnSearchSelectHide()"
|
|
onkeydown="return searchBox.OnSearchSelectKey(event)">
|
|
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark"> </span>Pages</a></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="#pub-attribs">Data Fields</a> </div>
|
|
<div class="headertitle">
|
|
<div class="title">arm_cfft_instance_f32 Struct Reference</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
|
|
<p>Instance structure for the floating-point CFFT/CIFFT function.
|
|
</p>
|
|
<table class="memberdecls">
|
|
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
|
|
Data Fields</h2></td></tr>
|
|
<tr class="memitem:acd8f9e9540e3dd348212726e5d6aaa95"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__f32.html#acd8f9e9540e3dd348212726e5d6aaa95">fftLen</a></td></tr>
|
|
<tr class="separator:acd8f9e9540e3dd348212726e5d6aaa95"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a59cc6f753f1498716e1444ac054c06de"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__f32.html#a59cc6f753f1498716e1444ac054c06de">pTwiddle</a></td></tr>
|
|
<tr class="separator:a59cc6f753f1498716e1444ac054c06de"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a21ceaf59a1bb8440af57c28d2dd9bbab"><td class="memItemLeft" align="right" valign="top">const uint16_t * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__f32.html#a21ceaf59a1bb8440af57c28d2dd9bbab">pBitRevTable</a></td></tr>
|
|
<tr class="separator:a21ceaf59a1bb8440af57c28d2dd9bbab"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a3ba329ed153d182746376208e773d648"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__cfft__instance__f32.html#a3ba329ed153d182746376208e773d648">bitRevLength</a></td></tr>
|
|
<tr class="separator:a3ba329ed153d182746376208e773d648"><td class="memSeparator" colspan="2"> </td></tr>
|
|
</table>
|
|
<h2 class="groupheader">Field Documentation</h2>
|
|
<a class="anchor" id="a3ba329ed153d182746376208e773d648"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">uint16_t arm_cfft_instance_f32::bitRevLength</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>bit reversal table length. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__ComplexFFT.html#gade0f9c4ff157b6b9c72a1eafd86ebf80">arm_cfft_f32()</a>, and <a class="el" href="group__RealFFT.html#gac5fceb172551e7c11eb4d0e17ef15aa3">arm_rfft_fast_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="acd8f9e9540e3dd348212726e5d6aaa95"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">uint16_t arm_cfft_instance_f32::fftLen</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>length of the FFT. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__ComplexFFT.html#gade0f9c4ff157b6b9c72a1eafd86ebf80">arm_cfft_f32()</a>, <a class="el" href="arm__cfft__f32_8c.html#ae99e2b173033e9910058869bdf0619d9">arm_cfft_radix8by2_f32()</a>, <a class="el" href="arm__cfft__f32_8c.html#a4bb346f59bca06cebe0defc8e15b69a6">arm_cfft_radix8by4_f32()</a>, <a class="el" href="group__RealFFT.html#ga180d8b764d59cbb85d37a2d5f7cd9799">arm_rfft_fast_f32()</a>, and <a class="el" href="group__RealFFT.html#gac5fceb172551e7c11eb4d0e17ef15aa3">arm_rfft_fast_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a21ceaf59a1bb8440af57c28d2dd9bbab"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">const uint16_t* arm_cfft_instance_f32::pBitRevTable</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>points to the bit reversal table. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__ComplexFFT.html#gade0f9c4ff157b6b9c72a1eafd86ebf80">arm_cfft_f32()</a>, and <a class="el" href="group__RealFFT.html#gac5fceb172551e7c11eb4d0e17ef15aa3">arm_rfft_fast_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a59cc6f753f1498716e1444ac054c06de"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_cfft_instance_f32::pTwiddle</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>points to the Twiddle factor table. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__ComplexFFT.html#gade0f9c4ff157b6b9c72a1eafd86ebf80">arm_cfft_f32()</a>, <a class="el" href="arm__cfft__f32_8c.html#ae99e2b173033e9910058869bdf0619d9">arm_cfft_radix8by2_f32()</a>, <a class="el" href="arm__cfft__f32_8c.html#a4bb346f59bca06cebe0defc8e15b69a6">arm_cfft_radix8by4_f32()</a>, and <a class="el" href="group__RealFFT.html#gac5fceb172551e7c11eb4d0e17ef15aa3">arm_rfft_fast_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
</div><!-- contents -->
|
|
</div><!-- doc-content -->
|
|
<!-- start footer part -->
|
|
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
|
|
<ul>
|
|
<li class="navelem"><a class="el" href="structarm__cfft__instance__f32.html">arm_cfft_instance_f32</a></li>
|
|
<li class="footer">Generated on Wed Feb 8 2017 10:20:51 for CMSIS-DSP by ARM Ltd. All rights reserved.
|
|
<!--
|
|
<a href="http://www.doxygen.org/index.html">
|
|
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6
|
|
-->
|
|
</li>
|
|
</ul>
|
|
</div>
|
|
</body>
|
|
</html>
|