/usr/share/qt5/doc/qtmultimedia/qtmultimedia-multimedia-spectrum-3rdparty-fftreal-fftreal-wrapper-cpp.html is in qtmultimedia5-doc-html 5.9.5-0ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | <?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>fftreal_wrapper.cpp Example File | Qt Multimedia 5.9</title>
<link rel="stylesheet" type="text/css" href="style/offline-simple.css" />
<script type="text/javascript">
document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css");
// loading style sheet breaks anchors that were jumped to before
// so force jumping to anchor again
setTimeout(function() {
var anchor = location.hash;
// need to jump to different anchor first (e.g. none)
location.hash = "#";
setTimeout(function() {
location.hash = anchor;
}, 0);
}, 0);
</script>
</head>
<body>
<div class="header" id="qtdocheader">
<div class="main">
<div class="main-rounded">
<div class="navigationbar">
<table><tr>
<td >Qt 5.9</td><td ><a href="qtmultimedia-index.html">Qt Multimedia</a></td><td ><a href="qtmultimedia-multimedia-spectrum-example.html">Spectrum Example</a></td><td >fftreal_wrapper.cpp Example File</td></tr></table><table class="buildversion"><tr>
<td id="buildversion" width="100%" align="right">Qt 5.9.5 Reference Documentation</td>
</tr></table>
</div>
</div>
<div class="content">
<div class="line">
<div class="content mainContent">
<div class="sidebar"><div class="sidebar-content" id="sidebar-content"></div></div>
<h1 class="title">fftreal_wrapper.cpp Example File</h1>
<span class="subtitle">multimedia/spectrum/3rdparty/fftreal/fftreal_wrapper.cpp</span>
<!-- $$$multimedia/spectrum/3rdparty/fftreal/fftreal_wrapper.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp">
<span class="comment">/***************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU Lesser General Public License as
** published by the Free Software Foundation, either version 2.1. This
** program is distributed in the hope that it will be useful, but WITHOUT
** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
** for more details. You should have received a copy of the GNU General
** Public License along with this program. If not, see
** <http://www.gnu.org/licenses/>.
**
***************************************************************************/</span>
<span class="preprocessor">#include "fftreal_wrapper.h"</span>
<span class="comment">// FFTReal code generates quite a lot of 'unused parameter' compiler warnings,</span>
<span class="comment">// which we suppress here in order to get a clean build output.</span>
<span class="preprocessor">#if defined Q_CC_MSVC</span>
<span class="preprocessor"># pragma warning(disable:4100)</span>
<span class="preprocessor">#elif defined Q_CC_GNU</span>
<span class="preprocessor"># pragma GCC diagnostic ignored "-Wunused-parameter"</span>
<span class="preprocessor">#elif defined Q_CC_MWERKS</span>
<span class="preprocessor"># pragma warning off (10182)</span>
<span class="preprocessor">#endif</span>
<span class="preprocessor">#include "FFTRealFixLen.h"</span>
<span class="keyword">class</span> FFTRealWrapperPrivate {
<span class="keyword">public</span>:
FFTRealFixLen<span class="operator"><</span>FFTLengthPowerOfTwo<span class="operator">></span> m_fft;
};
FFTRealWrapper<span class="operator">::</span>FFTRealWrapper()
: m_private(<span class="keyword">new</span> FFTRealWrapperPrivate)
{
}
FFTRealWrapper<span class="operator">::</span><span class="operator">~</span>FFTRealWrapper()
{
<span class="keyword">delete</span> m_private;
}
<span class="type">void</span> FFTRealWrapper<span class="operator">::</span>calculateFFT(DataType in<span class="operator">[</span><span class="operator">]</span><span class="operator">,</span> <span class="keyword">const</span> DataType out<span class="operator">[</span><span class="operator">]</span>)
{
m_private<span class="operator">-</span><span class="operator">></span>m_fft<span class="operator">.</span>do_fft(in<span class="operator">,</span> out);
}
</pre>
</div>
<!-- @@@multimedia/spectrum/3rdparty/fftreal/fftreal_wrapper.cpp -->
</div>
</div>
</div>
</div>
</div>
<div class="footer">
<p>
<acronym title="Copyright">©</acronym> 2017 The Qt Company Ltd.
Documentation contributions included herein are the copyrights of
their respective owners.<br> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property
of their respective owners. </p>
</div>
</body>
</html>
|