264 lines
14 KiB
HTML
264 lines
14 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_dct4_instance_f32 Struct Reference</title>
|
|
<title>CMSIS-DSP: arm_dct4_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__dct4__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_dct4_instance_f32 Struct Reference</div> </div>
|
|
</div><!--header-->
|
|
<div class="contents">
|
|
|
|
<p>Instance structure for the floating-point DCT4/IDCT4 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:a262b29a51c371b46efc89120e31ccf37"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a262b29a51c371b46efc89120e31ccf37">N</a></td></tr>
|
|
<tr class="separator:a262b29a51c371b46efc89120e31ccf37"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:adb1ef2739ddbe62e5cdadc47455a4147"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#adb1ef2739ddbe62e5cdadc47455a4147">Nby2</a></td></tr>
|
|
<tr class="separator:adb1ef2739ddbe62e5cdadc47455a4147"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a61ce8c967b2e998a9c0041cca73cdef8"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a61ce8c967b2e998a9c0041cca73cdef8">normalize</a></td></tr>
|
|
<tr class="separator:a61ce8c967b2e998a9c0041cca73cdef8"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:ad13544aafad268588c62e3eb35ae662c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#ad13544aafad268588c62e3eb35ae662c">pTwiddle</a></td></tr>
|
|
<tr class="separator:ad13544aafad268588c62e3eb35ae662c"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a6da1187e070801e011ce5e0582efa861"><td class="memItemLeft" align="right" valign="top"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a6da1187e070801e011ce5e0582efa861">pCosFactor</a></td></tr>
|
|
<tr class="separator:a6da1187e070801e011ce5e0582efa861"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a978f37fc19add31af243ab5c63ae502f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__rfft__instance__f32.html">arm_rfft_instance_f32</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a978f37fc19add31af243ab5c63ae502f">pRfft</a></td></tr>
|
|
<tr class="separator:a978f37fc19add31af243ab5c63ae502f"><td class="memSeparator" colspan="2"> </td></tr>
|
|
<tr class="memitem:a018f7860b6e070af533fb7d76c7cdc32"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarm__cfft__radix4__instance__f32.html">arm_cfft_radix4_instance_f32</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structarm__dct4__instance__f32.html#a018f7860b6e070af533fb7d76c7cdc32">pCfft</a></td></tr>
|
|
<tr class="separator:a018f7860b6e070af533fb7d76c7cdc32"><td class="memSeparator" colspan="2"> </td></tr>
|
|
</table>
|
|
<h2 class="groupheader">Field Documentation</h2>
|
|
<a class="anchor" id="a262b29a51c371b46efc89120e31ccf37"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">uint16_t arm_dct4_instance_f32::N</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>length of the DCT4. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__DCT4__IDCT4.html#gafd538d68886848bc090ec2b0d364cc81">arm_dct4_f32()</a>, and <a class="el" href="group__DCT4__IDCT4.html#gab094ad3bc6fa1b84e8b12a24e1850a06">arm_dct4_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="adb1ef2739ddbe62e5cdadc47455a4147"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname">uint16_t arm_dct4_instance_f32::Nby2</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>half of the length of the DCT4. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__DCT4__IDCT4.html#gafd538d68886848bc090ec2b0d364cc81">arm_dct4_f32()</a>, and <a class="el" href="group__DCT4__IDCT4.html#gab094ad3bc6fa1b84e8b12a24e1850a06">arm_dct4_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a61ce8c967b2e998a9c0041cca73cdef8"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> arm_dct4_instance_f32::normalize</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>normalizing factor. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__DCT4__IDCT4.html#gab094ad3bc6fa1b84e8b12a24e1850a06">arm_dct4_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a018f7860b6e070af533fb7d76c7cdc32"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname"><a class="el" href="structarm__cfft__radix4__instance__f32.html">arm_cfft_radix4_instance_f32</a>* arm_dct4_instance_f32::pCfft</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>points to the complex FFT instance. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__DCT4__IDCT4.html#gab094ad3bc6fa1b84e8b12a24e1850a06">arm_dct4_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a6da1187e070801e011ce5e0582efa861"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_dct4_instance_f32::pCosFactor</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>points to the cosFactor table. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__DCT4__IDCT4.html#gafd538d68886848bc090ec2b0d364cc81">arm_dct4_f32()</a>, and <a class="el" href="group__DCT4__IDCT4.html#gab094ad3bc6fa1b84e8b12a24e1850a06">arm_dct4_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="a978f37fc19add31af243ab5c63ae502f"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname"><a class="el" href="structarm__rfft__instance__f32.html">arm_rfft_instance_f32</a>* arm_dct4_instance_f32::pRfft</td>
|
|
</tr>
|
|
</table>
|
|
</div><div class="memdoc">
|
|
<p>points to the real FFT instance. </p>
|
|
|
|
<p>Referenced by <a class="el" href="group__DCT4__IDCT4.html#gab094ad3bc6fa1b84e8b12a24e1850a06">arm_dct4_init_f32()</a>.</p>
|
|
|
|
</div>
|
|
</div>
|
|
<a class="anchor" id="ad13544aafad268588c62e3eb35ae662c"></a>
|
|
<div class="memitem">
|
|
<div class="memproto">
|
|
<table class="memname">
|
|
<tr>
|
|
<td class="memname"><a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a>* arm_dct4_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__DCT4__IDCT4.html#gafd538d68886848bc090ec2b0d364cc81">arm_dct4_f32()</a>, and <a class="el" href="group__DCT4__IDCT4.html#gab094ad3bc6fa1b84e8b12a24e1850a06">arm_dct4_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__dct4__instance__f32.html">arm_dct4_instance_f32</a></li>
|
|
<li class="footer">Generated on Wed Feb 8 2017 10:20:52 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>
|