<!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>Deprecated List</title>
<title>CMSIS-DSP: Deprecated List</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 1.7.0</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 class="current"><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><!-- 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('deprecated.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="headertitle">
<div class="title">Deprecated List </div> </div>
</div><!--header-->
<div class="contents">
<div class="textblock"><dl class="reflist">
<dt><a class="anchor" id="_deprecated000001"></a>Global <a class="el" href="arm__math_8h.html#a9de2e0a5785be82866bcb96012282248">__SIMD32</a> (addr)</dt>
<dd></dd>
<dt><a class="anchor" id="_deprecated000002"></a>Global <a class="el" href="group__ComplexFFT.html#ga9fadd650b802f612ae558ddaab789a6d">arm_cfft_radix2_f32</a> (const <a class="el" href="structarm__cfft__radix2__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function. ">arm_cfft_radix2_instance_f32</a> *S, float32_t *pSrc)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#gade0f9c4ff157b6b9c72a1eafd86ebf80">arm_cfft_f32</a> and will be removed in the future <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">S</td><td>points to an instance of the floating-point Radix-2 CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in,out]</td><td class="paramname">pSrc</td><td>points to the complex data buffer of size <code>2*fftLen</code>. Processing occurs in-place </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>none </dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000003"></a>Global <a class="el" href="group__ComplexFFT.html#gac9565e6bc7229577ecf5e090313cafd7">arm_cfft_radix2_init_f32</a> (<a class="el" href="structarm__cfft__radix2__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function. ">arm_cfft_radix2_instance_f32</a> *S, uint16_t fftLen, uint8_t ifftFlag, uint8_t bitReverseFlag)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#gade0f9c4ff157b6b9c72a1eafd86ebf80">arm_cfft_f32</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">S</td><td>points to an instance of the floating-point CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">fftLen</td><td>length of the FFT </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ifftFlag</td><td>flag that selects transform direction<ul>
<li>value = 0: forward transform</li>
<li>value = 1: inverse transform </li>
</ul>
</td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">bitReverseFlag</td><td>flag that enables / disables bit reversal of output<ul>
<li>value = 0: disables bit reversal of output</li>
<li>value = 1: enables bit reversal of output </li>
</ul>
</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>execution status<ul>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a> : Operation successful</li>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a> : <code>fftLen</code> is not a supported length </li>
</ul>
</dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000004"></a>Global <a class="el" href="group__ComplexFFT.html#ga5c5b2127b3c4ea2d03692127f8543858">arm_cfft_radix2_init_q15</a> (<a class="el" href="structarm__cfft__radix2__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function. ">arm_cfft_radix2_instance_q15</a> *S, uint16_t fftLen, uint8_t ifftFlag, uint8_t bitReverseFlag)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#ga68cdacd2267a2967955e40e6b7ec1229">arm_cfft_q15</a> and will be removed <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">S</td><td>points to an instance of the Q15 CFFT/CIFFT structure. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">fftLen</td><td>length of the FFT. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ifftFlag</td><td>flag that selects transform direction<ul>
<li>value = 0: forward transform</li>
<li>value = 1: inverse transform </li>
</ul>
</td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">bitReverseFlag</td><td>flag that enables / disables bit reversal of output<ul>
<li>value = 0: disables bit reversal of output</li>
<li>value = 1: enables bit reversal of output </li>
</ul>
</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>execution status<ul>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a> : Operation successful</li>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a> : <code>fftLen</code> is not a supported length </li>
</ul>
</dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000005"></a>Global <a class="el" href="group__ComplexFFT.html#gabec9611e77382f31e152668bf6b4b638">arm_cfft_radix2_init_q31</a> (<a class="el" href="structarm__cfft__radix2__instance__q31.html" title="Instance structure for the Radix-2 Q31 CFFT/CIFFT function. ">arm_cfft_radix2_instance_q31</a> *S, uint16_t fftLen, uint8_t ifftFlag, uint8_t bitReverseFlag)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#ga5a0008bd997ab6e2e299ef2fb272fb4b">arm_cfft_q31</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">S</td><td>points to an instance of the Q31 CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">fftLen</td><td>length of the FFT </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ifftFlag</td><td>flag that selects transform direction<ul>
<li>value = 0: forward transform</li>
<li>value = 1: inverse transform </li>
</ul>
</td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">bitReverseFlag</td><td>flag that enables / disables bit reversal of output<ul>
<li>value = 0: disables bit reversal of output</li>
<li>value = 1: enables bit reversal of output </li>
</ul>
</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>execution status<ul>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a> : Operation successful</li>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a> : <code>fftLen</code> is not a supported length </li>
</ul>
</dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000006"></a>Global <a class="el" href="group__ComplexFFT.html#ga55b424341dc3efd3fa0bcaaff4bdbf40">arm_cfft_radix2_q15</a> (const <a class="el" href="structarm__cfft__radix2__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function. ">arm_cfft_radix2_instance_q15</a> *S, q15_t *pSrc)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#ga68cdacd2267a2967955e40e6b7ec1229">arm_cfft_q15</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">S</td><td>points to an instance of the fixed-point CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in,out]</td><td class="paramname">pSrc</td><td>points to the complex data buffer of size <code>2*fftLen</code>. Processing occurs in-place </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>none </dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000007"></a>Global <a class="el" href="group__ComplexFFT.html#ga6321f703ec87a274aedaab33d3e766b4">arm_cfft_radix2_q31</a> (const <a class="el" href="structarm__cfft__radix2__instance__q31.html" title="Instance structure for the Radix-2 Q31 CFFT/CIFFT function. ">arm_cfft_radix2_instance_q31</a> *S, q31_t *pSrc)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#ga5a0008bd997ab6e2e299ef2fb272fb4b">arm_cfft_q31</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">S</td><td>points to an instance of the fixed-point CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in,out]</td><td class="paramname">pSrc</td><td>points to the complex data buffer of size <code>2*fftLen</code>. Processing occurs in-place </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>none </dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000008"></a>Global <a class="el" href="group__ComplexFFT.html#ga521f670cd9c571bc61aff9bec89f4c26">arm_cfft_radix4_f32</a> (const <a class="el" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function. ">arm_cfft_radix4_instance_f32</a> *S, float32_t *pSrc)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#gade0f9c4ff157b6b9c72a1eafd86ebf80">arm_cfft_f32</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">S</td><td>points to an instance of the floating-point Radix-4 CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in,out]</td><td class="paramname">pSrc</td><td>points to the complex data buffer of size <code>2*fftLen</code>. Processing occurs in-place </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>none </dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000009"></a>Global <a class="el" href="group__ComplexFFT.html#gaf336459f684f0b17bfae539ef1b1b78a">arm_cfft_radix4_init_f32</a> (<a class="el" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function. ">arm_cfft_radix4_instance_f32</a> *S, uint16_t fftLen, uint8_t ifftFlag, uint8_t bitReverseFlag)</dt>
<dd>Do not use this function. It has been superceded by <a class="el" href="group__ComplexFFT.html#gade0f9c4ff157b6b9c72a1eafd86ebf80">arm_cfft_f32</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">S</td><td>points to an instance of the floating-point CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">fftLen</td><td>length of the FFT </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ifftFlag</td><td>flag that selects transform direction<ul>
<li>value = 0: forward transform</li>
<li>value = 1: inverse transform </li>
</ul>
</td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">bitReverseFlag</td><td>flag that enables / disables bit reversal of output<ul>
<li>value = 0: disables bit reversal of output</li>
<li>value = 1: enables bit reversal of output </li>
</ul>
</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>execution status<ul>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a> : Operation successful</li>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a> : <code>fftLen</code> is not a supported length </li>
</ul>
</dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000010"></a>Global <a class="el" href="group__ComplexFFT.html#ga0c2acfda3126c452e75b81669e8ad9ef">arm_cfft_radix4_init_q15</a> (<a class="el" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function. ">arm_cfft_radix4_instance_q15</a> *S, uint16_t fftLen, uint8_t ifftFlag, uint8_t bitReverseFlag)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#ga68cdacd2267a2967955e40e6b7ec1229">arm_cfft_q15</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">S</td><td>points to an instance of the Q15 CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">fftLen</td><td>length of the FFT </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ifftFlag</td><td>flag that selects transform direction<ul>
<li>value = 0: forward transform</li>
<li>value = 1: inverse transform </li>
</ul>
</td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">bitReverseFlag</td><td>flag that enables / disables bit reversal of output<ul>
<li>value = 0: disables bit reversal of output</li>
<li>value = 1: enables bit reversal of output </li>
</ul>
</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>execution status<ul>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a> : Operation successful</li>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a> : <code>fftLen</code> is not a supported length </li>
</ul>
</dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000011"></a>Global <a class="el" href="group__ComplexFFT.html#gad5caaafeec900c8ff72321c01bbd462c">arm_cfft_radix4_init_q31</a> (<a class="el" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function. ">arm_cfft_radix4_instance_q31</a> *S, uint16_t fftLen, uint8_t ifftFlag, uint8_t bitReverseFlag)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#ga5a0008bd997ab6e2e299ef2fb272fb4b">arm_cfft_q31</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">S</td><td>points to an instance of the Q31 CFFT/CIFFT structure. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">fftLen</td><td>length of the FFT. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ifftFlag</td><td>flag that selects transform direction<ul>
<li>value = 0: forward transform</li>
<li>value = 1: inverse transform </li>
</ul>
</td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">bitReverseFlag</td><td>flag that enables / disables bit reversal of output<ul>
<li>value = 0: disables bit reversal of output</li>
<li>value = 1: enables bit reversal of output </li>
</ul>
</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>execution status<ul>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a> : Operation successful</li>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a> : <code>fftLen</code> is not a supported length </li>
</ul>
</dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000012"></a>Global <a class="el" href="group__ComplexFFT.html#ga8d66cdac41b8bf6cefdb895456eee84a">arm_cfft_radix4_q15</a> (const <a class="el" href="structarm__cfft__radix4__instance__q15.html" title="Instance structure for the Q15 CFFT/CIFFT function. ">arm_cfft_radix4_instance_q15</a> *S, q15_t *pSrc)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#ga68cdacd2267a2967955e40e6b7ec1229">arm_cfft_q15</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">S</td><td>points to an instance of the Q15 CFFT/CIFFT structure. </td></tr>
<tr><td class="paramdir">[in,out]</td><td class="paramname">pSrc</td><td>points to the complex data buffer. Processing occurs in-place. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>none </dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000013"></a>Global <a class="el" href="group__ComplexFFT.html#gafde3ee1f58cf393b45a9073174fff548">arm_cfft_radix4_q31</a> (const <a class="el" href="structarm__cfft__radix4__instance__q31.html" title="Instance structure for the Q31 CFFT/CIFFT function. ">arm_cfft_radix4_instance_q31</a> *S, q31_t *pSrc)</dt>
<dd>Do not use this function. It has been superseded by <a class="el" href="group__ComplexFFT.html#ga5a0008bd997ab6e2e299ef2fb272fb4b">arm_cfft_q31</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">S</td><td>points to an instance of the Q31 CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in,out]</td><td class="paramname">pSrc</td><td>points to the complex data buffer of size <code>2*fftLen</code>. Processing occurs in-place </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>none </dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000014"></a>Global <a class="el" href="group__RealFFT.html#ga3df1766d230532bc068fc4ed69d0fcdc">arm_rfft_f32</a> (const <a class="el" href="structarm__rfft__instance__f32.html" title="Instance structure for the floating-point RFFT/RIFFT function. ">arm_rfft_instance_f32</a> *S, float32_t *pSrc, float32_t *pDst)</dt>
<dd>Do not use this function. It has been superceded by <a class="el" href="group__RealFFT.html#ga180d8b764d59cbb85d37a2d5f7cd9799">arm_rfft_fast_f32</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">S</td><td>points to an instance of the floating-point RFFT/RIFFT structure </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">pSrc</td><td>points to the input buffer </td></tr>
<tr><td class="paramdir">[out]</td><td class="paramname">pDst</td><td>points to the output buffer </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>none </dd></dl>
</dd>
<dt><a class="anchor" id="_deprecated000015"></a>Global <a class="el" href="group__RealFFT.html#ga10717ee326bf50832ef1c25b85a23068">arm_rfft_init_f32</a> (<a class="el" href="structarm__rfft__instance__f32.html" title="Instance structure for the floating-point RFFT/RIFFT function. ">arm_rfft_instance_f32</a> *S, <a class="el" href="structarm__cfft__radix4__instance__f32.html" title="Instance structure for the floating-point CFFT/CIFFT function. ">arm_cfft_radix4_instance_f32</a> *S_CFFT, uint32_t fftLenReal, uint32_t ifftFlagR, uint32_t bitReverseFlag)</dt>
<dd>Do not use this function. It has been superceded by <a class="el" href="group__RealFFT.html#gac5fceb172551e7c11eb4d0e17ef15aa3">arm_rfft_fast_init_f32</a> and will be removed in the future. <dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">S</td><td>points to an instance of the floating-point RFFT/RIFFT structure </td></tr>
<tr><td class="paramdir">[in,out]</td><td class="paramname">S_CFFT</td><td>points to an instance of the floating-point CFFT/CIFFT structure </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">fftLenReal</td><td>length of the FFT. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">ifftFlagR</td><td>flag that selects transform direction<ul>
<li>value = 0: forward transform</li>
<li>value = 1: inverse transform </li>
</ul>
</td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">bitReverseFlag</td><td>flag that enables / disables bit reversal of output<ul>
<li>value = 0: disables bit reversal of output</li>
<li>value = 1: enables bit reversal of output </li>
</ul>
</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>execution status<ul>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a9f8b2a10bd827fb4600e77d455902eb0">ARM_MATH_SUCCESS</a> : Operation successful</li>
<li><a class="el" href="arm__math_8h.html#a5e459c6409dfcd2927bb8a57491d7cf6a74897e18d4b8f62b12a7d8a01dd2bb35">ARM_MATH_ARGUMENT_ERROR</a> : <code>fftLenReal</code> is not a supported length</li>
</ul>
</dd></dl>
</dd>
</dl>
</div></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="footer">Generated on Wed Jul 10 2019 15:20:39 for CMSIS-DSP Version 1.7.0 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>