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diff --git a/docs/DSP/html/group__RealFFT__Table.html b/docs/DSP/html/group__RealFFT__Table.html new file mode 100644 index 0000000..17a72c6 --- /dev/null +++ b/docs/DSP/html/group__RealFFT__Table.html @@ -0,0 +1,288 @@ +<!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>Real FFT Tables</title> +<title>CMSIS-DSP: Real FFT Tables</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" 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name="var-members"></a> +Variables</h2></td></tr> +<tr class="memitem:ga8b1ad947c470596674fa3364e16045c6"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__RealFFT__Table.html#ga8b1ad947c470596674fa3364e16045c6">realCoefA</a> [8192]</td></tr> +<tr class="separator:ga8b1ad947c470596674fa3364e16045c6"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:gac52f98b52a1f03bfac8b57a67ba07397"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__RealFFT__Table.html#gac52f98b52a1f03bfac8b57a67ba07397">realCoefB</a> [8192]</td></tr> +<tr class="separator:gac52f98b52a1f03bfac8b57a67ba07397"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ga11e84d0ee257a547f749b37dd0078d36"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> <a class="el" href="arm__math_8h.html#a280a402ab28c399fcc4168f2ed631acb">ALIGN4</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__RealFFT__Table.html#ga11e84d0ee257a547f749b37dd0078d36">realCoefAQ15</a> [8192]</td></tr> +<tr class="separator:ga11e84d0ee257a547f749b37dd0078d36"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:gac871666f018b70938b2b98017628cb97"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> <a class="el" href="arm__math_8h.html#a280a402ab28c399fcc4168f2ed631acb">ALIGN4</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__RealFFT__Table.html#gac871666f018b70938b2b98017628cb97">realCoefBQ15</a> [8192]</td></tr> +<tr class="separator:gac871666f018b70938b2b98017628cb97"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:gaf1592a6cf0504675205074a43c3728a2"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__RealFFT__Table.html#gaf1592a6cf0504675205074a43c3728a2">realCoefAQ31</a> [8192]</td></tr> +<tr class="separator:gaf1592a6cf0504675205074a43c3728a2"><td class="memSeparator" colspan="2"> </td></tr> +<tr class="memitem:ga1eb5745728a61c3715755f5d69a4a960"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__RealFFT__Table.html#ga1eb5745728a61c3715755f5d69a4a960">realCoefBQ31</a> [8192]</td></tr> +<tr class="separator:ga1eb5745728a61c3715755f5d69a4a960"><td class="memSeparator" colspan="2"> </td></tr> +</table> +<a name="details" id="details"></a><h2 class="groupheader">Description</h2> +<h2 class="groupheader">Variable Documentation</h2> +<a class="anchor" id="ga8b1ad947c470596674fa3364e16045c6"></a> +<div class="memitem"> +<div class="memproto"> +<table class="mlabels"> + <tr> + <td class="mlabels-left"> + <table class="memname"> + <tr> + <td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> realCoefA[8192]</td> + </tr> + </table> + </td> + <td class="mlabels-right"> +<span class="mlabels"><span class="mlabel">static</span></span> </td> + </tr> +</table> +</div><div class="memdoc"> +<dl class="section user"><dt></dt><dd>Generation of realCoefA array: </dd></dl> +<dl class="section user"><dt></dt><dd>n = 4096 <pre>for (i = 0; i < n; i++) + { + pATable[2 * i] = 0.5 * (1.0 - sin (2 * PI / (double) (2 * n) * (double) i)); + pATable[2 * i + 1] = 0.5 * (-1.0 * cos (2 * PI / (double) (2 * n) * (double) i)); + } </pre> </dd></dl> + +<p>Referenced by <a class="el" href="group__RealFFT.html#ga10717ee326bf50832ef1c25b85a23068">arm_rfft_init_f32()</a>.</p> + +</div> +</div> +<a class="anchor" id="ga11e84d0ee257a547f749b37dd0078d36"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> <a class="el" href="arm__math_8h.html#a280a402ab28c399fcc4168f2ed631acb">ALIGN4</a> realCoefAQ15[8192]</td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="section user"><dt></dt><dd>Generation fixed-point realCoefAQ15 array in Q15 format: </dd></dl> +<dl class="section user"><dt></dt><dd>n = 4096 <pre>for (i = 0; i < n; i++) + { + pATable[2 * i] = 0.5 * (1.0 - sin (2 * PI / (double) (2 * n) * (double) i)); + pATable[2 * i + 1] = 0.5 * (-1.0 * cos (2 * PI / (double) (2 * n) * (double) i)); + } </pre> </dd></dl> +<dl class="section user"><dt></dt><dd>Convert to fixed point Q15 format round(pATable[i] * pow(2, 15)) </dd></dl> + +<p>Referenced by <a class="el" href="group__RealFFT.html#ga053450cc600a55410ba5b5605e96245d">arm_rfft_init_q15()</a>.</p> + +</div> +</div> +<a class="anchor" id="gaf1592a6cf0504675205074a43c3728a2"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> realCoefAQ31[8192]</td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="section user"><dt></dt><dd>Generation fixed-point realCoefAQ31 array in Q31 format: </dd></dl> +<dl class="section user"><dt></dt><dd>n = 4096 <pre>for (i = 0; i < n; i++) +{ + pATable[2 * i] = 0.5 * (1.0 - sin (2 * PI / (double) (2 * n) * (double) i)); + pATable[2 * i + 1] = 0.5 * (-1.0 * cos (2 * PI / (double) (2 * n) * (double) i)); +}</pre> </dd></dl> +<dl class="section user"><dt></dt><dd>Convert to fixed point Q31 format round(pATable[i] * pow(2, 31)) </dd></dl> + +<p>Referenced by <a class="el" href="group__RealFFT.html#ga5abde938abbe72e95c5bab080eb33c45">arm_rfft_init_q31()</a>.</p> + +</div> +</div> +<a class="anchor" id="gac52f98b52a1f03bfac8b57a67ba07397"></a> +<div class="memitem"> +<div class="memproto"> +<table class="mlabels"> + <tr> + <td class="mlabels-left"> + <table class="memname"> + <tr> + <td class="memname">const <a class="el" href="arm__math_8h.html#a4611b605e45ab401f02cab15c5e38715">float32_t</a> realCoefB[8192]</td> + </tr> + </table> + </td> + <td class="mlabels-right"> +<span class="mlabels"><span class="mlabel">static</span></span> </td> + </tr> +</table> +</div><div class="memdoc"> +<dl class="section user"><dt></dt><dd>Generation of realCoefB array: </dd></dl> +<dl class="section user"><dt></dt><dd>n = 4096 <pre>for (i = 0; i < n; i++) +{ + pBTable[2 * i] = 0.5 * (1.0 + sin (2 * PI / (double) (2 * n) * (double) i)); + pBTable[2 * i + 1] = 0.5 * (1.0 * cos (2 * PI / (double) (2 * n) * (double) i)); + } </pre> </dd></dl> + +<p>Referenced by <a class="el" href="group__RealFFT.html#ga10717ee326bf50832ef1c25b85a23068">arm_rfft_init_f32()</a>.</p> + +</div> +</div> +<a class="anchor" id="gac871666f018b70938b2b98017628cb97"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">const <a class="el" href="arm__math_8h.html#ab5a8fb21a5b3b983d5f54f31614052ea">q15_t</a> <a class="el" href="arm__math_8h.html#a280a402ab28c399fcc4168f2ed631acb">ALIGN4</a> realCoefBQ15[8192]</td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="section user"><dt></dt><dd>Generation of real_CoefB array: </dd></dl> +<dl class="section user"><dt></dt><dd>n = 4096 <pre>for (i = 0; i < n; i++) + { + pBTable[2 * i] = 0.5 * (1.0 + sin (2 * PI / (double) (2 * n) * (double) i)); + pBTable[2 * i + 1] = 0.5 * (1.0 * cos (2 * PI / (double) (2 * n) * (double) i)); + } </pre> </dd></dl> +<dl class="section user"><dt></dt><dd>Convert to fixed point Q15 format round(pBTable[i] * pow(2, 15)) </dd></dl> + +<p>Referenced by <a class="el" href="group__RealFFT.html#ga053450cc600a55410ba5b5605e96245d">arm_rfft_init_q15()</a>.</p> + +</div> +</div> +<a class="anchor" id="ga1eb5745728a61c3715755f5d69a4a960"></a> +<div class="memitem"> +<div class="memproto"> + <table class="memname"> + <tr> + <td class="memname">const <a class="el" href="arm__math_8h.html#adc89a3547f5324b7b3b95adec3806bc0">q31_t</a> realCoefBQ31[8192]</td> + </tr> + </table> +</div><div class="memdoc"> +<dl class="section user"><dt></dt><dd>Generation of realCoefBQ31 array: </dd></dl> +<dl class="section user"><dt></dt><dd>n = 4096 <pre>for (i = 0; i < n; i++) +{ + pBTable[2 * i] = 0.5 * (1.0 + sin (2 * PI / (double) (2 * n) * (double) i)); + pBTable[2 * i + 1] = 0.5 * (1.0 * cos (2 * PI / (double) (2 * n) * (double) i)); +} </pre> </dd></dl> +<dl class="section user"><dt></dt><dd>Convert to fixed point Q31 format round(pBTable[i] * pow(2, 31)) </dd></dl> + +<p>Referenced by <a class="el" href="group__RealFFT.html#ga5abde938abbe72e95c5bab080eb33c45">arm_rfft_init_q31()</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="footer">Generated on Wed Aug 1 2018 17:12:22 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> |