This file is indexed.

/usr/share/qt5/doc/qtmultimedia/qtmultimedia-multimedia-spectrum-3rdparty-fftreal-test-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
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
<?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>test.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 >test.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">test.cpp Example File</h1>
<span class="subtitle">multimedia/spectrum/3rdparty/fftreal/test.cpp</span>
<!-- $$$multimedia/spectrum/3rdparty/fftreal/test.cpp-description -->
<div class="descr"> <a name="details"></a>
<pre class="cpp">

  <span class="comment">/*****************************************************************************

          test.cpp
          Copyright (c) 2005 Laurent de Soras

  --- Legal stuff ---

  This library 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 of the License, or (at your option) any later version.

  This library 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
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

  *Tab=3***********************************************************************/</span>

  <span class="preprocessor">#if defined (_MSC_VER)</span>
          <span class="preprocessor">#pragma warning (4 : 4786) // &quot;identifier was truncated to '255' characters in the debug information&quot;</span>
          <span class="preprocessor">#pragma warning (4 : 4800) // &quot;forcing value to bool 'true' or 'false' (performance warning)&quot;</span>
  <span class="preprocessor">#endif</span>

  <span class="comment">/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/</span>

  <span class="preprocessor">#include        &quot;test_settings.h&quot;</span>
  <span class="preprocessor">#include        &quot;TestHelperFixLen.h&quot;</span>
  <span class="preprocessor">#include        &quot;TestHelperNormal.h&quot;</span>

  <span class="preprocessor">#if defined (_MSC_VER)</span>
  <span class="preprocessor">#include        &lt;crtdbg.h&gt;</span>
  <span class="preprocessor">#include        &lt;new.h&gt;</span>
  <span class="preprocessor">#endif  // _MSC_VER</span>

  <span class="preprocessor">#include        &lt;new&gt;</span>

  <span class="preprocessor">#include        &lt;cassert&gt;</span>
  <span class="preprocessor">#include        &lt;cstdio&gt;</span>

  <span class="preprocessor">#define TEST_</span>

  <span class="comment">/*\\\ FUNCTIONS \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/</span>

  <span class="keyword">static</span> <span class="type">int</span>      TEST_perform_test_accuracy_all ();
  <span class="keyword">static</span> <span class="type">int</span>      TEST_perform_test_speed_all ();

  <span class="keyword">static</span> <span class="type">void</span>     TEST_prog_init ();
  <span class="keyword">static</span> <span class="type">void</span>     TEST_prog_end ();

  <span class="type">int</span> main (<span class="type">int</span> argc<span class="operator">,</span> <span class="type">char</span> <span class="operator">*</span>argv <span class="operator">[</span><span class="operator">]</span>)
  {
          <span class="keyword">using</span> <span class="keyword">namespace</span> std;

          <span class="type">int</span>                             ret_val <span class="operator">=</span> <span class="number">0</span>;

          TEST_prog_init ();

          <span class="keyword">try</span>
          {
                  <span class="keyword">if</span> (ret_val <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>)
                  {
                          ret_val <span class="operator">=</span> TEST_perform_test_accuracy_all ();
                  }

                  <span class="keyword">if</span> (ret_val <span class="operator">=</span><span class="operator">=</span> <span class="number">0</span>)
                  {
                          ret_val <span class="operator">=</span> TEST_perform_test_speed_all ();
                  }
          }

          <span class="keyword">catch</span> (std<span class="operator">::</span>exception <span class="operator">&amp;</span>e)
          {
                  printf (<span class="string">&quot;\n*** main(): Exception (std::exception) : %s\n&quot;</span><span class="operator">,</span> e<span class="operator">.</span>what ());
                  ret_val <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>;
          }

          <span class="keyword">catch</span> (<span class="operator">.</span><span class="operator">.</span><span class="operator">.</span>)
          {
                  printf (<span class="string">&quot;\n*** main(): Undefined exception\n&quot;</span>);
                  ret_val <span class="operator">=</span> <span class="operator">-</span><span class="number">1</span>;
          }

          TEST_prog_end ();

          <span class="keyword">return</span> (ret_val);
  }

  <span class="type">int</span>     TEST_perform_test_accuracy_all ()
  {
     <span class="type">int</span>            ret_val <span class="operator">=</span> <span class="number">0</span>;

          TestHelperNormal <span class="operator">&lt;</span><span class="type">float</span> <span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
          TestHelperNormal <span class="operator">&lt;</span><span class="type">double</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);

     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">1</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">2</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">3</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">4</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">7</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">8</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span><span class="number">10</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span><span class="number">12</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span><span class="number">13</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_accuracy (ret_val);

          <span class="keyword">return</span> (ret_val);
  }

  <span class="type">int</span>     TEST_perform_test_speed_all ()
  {
     <span class="type">int</span>            ret_val <span class="operator">=</span> <span class="number">0</span>;

  <span class="preprocessor">#if defined (test_settings_SPEED_TEST_ENABLED)</span>

          TestHelperNormal <span class="operator">&lt;</span><span class="type">float</span> <span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
          TestHelperNormal <span class="operator">&lt;</span><span class="type">double</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);

     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">1</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">2</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">3</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">4</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">7</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span> <span class="number">8</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span><span class="number">10</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span><span class="number">12</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span><span class="number">14</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span><span class="number">16</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);
     TestHelperFixLen <span class="operator">&lt;</span><span class="number">20</span><span class="operator">&gt;</span><span class="operator">::</span>perform_test_speed (ret_val);

  <span class="preprocessor">#endif</span>

     <span class="keyword">return</span> (ret_val);
  }

  <span class="preprocessor">#if defined (_MSC_VER)</span>
  <span class="keyword">static</span> <span class="type">int</span> __cdecl      TEST_new_handler_cb (size_t dummy)
  {
          <span class="keyword">throw</span> std<span class="operator">::</span>bad_alloc ();
          <span class="keyword">return</span> (<span class="number">0</span>);
  }
  <span class="preprocessor">#endif  // _MSC_VER</span>

  <span class="preprocessor">#if defined (_MSC_VER) &amp;&amp; ! defined (NDEBUG)</span>
  <span class="keyword">static</span> <span class="type">int</span>      __cdecl TEST_debug_alloc_hook_cb (<span class="type">int</span> alloc_type<span class="operator">,</span> <span class="type">void</span> <span class="operator">*</span>user_data_ptr<span class="operator">,</span> size_t size<span class="operator">,</span> <span class="type">int</span> block_type<span class="operator">,</span> <span class="type">long</span> request_nbr<span class="operator">,</span> <span class="keyword">const</span> <span class="type">unsigned</span> <span class="type">char</span> <span class="operator">*</span>filename_0<span class="operator">,</span> <span class="type">int</span> line_nbr)
  {
          <span class="keyword">if</span> (block_type <span class="operator">!</span><span class="operator">=</span> _CRT_BLOCK)   <span class="comment">// Ignore CRT blocks to prevent infinite recursion</span>
          {
                  <span class="keyword">switch</span> (alloc_type)
                  {
                  <span class="keyword">case</span>    _HOOK_ALLOC:
                  <span class="keyword">case</span>    _HOOK_REALLOC:
                  <span class="keyword">case</span>    _HOOK_FREE:

                          <span class="comment">// Put some debug code here</span>

                          <span class="keyword">break</span>;

                  <span class="keyword">default</span>:
                          assert (<span class="keyword">false</span>); <span class="comment">// Undefined allocation type</span>
                          <span class="keyword">break</span>;
                  }
          }

          <span class="keyword">return</span> (<span class="number">1</span>);
  }
  <span class="preprocessor">#endif</span>

  <span class="preprocessor">#if defined (_MSC_VER) &amp;&amp; ! defined (NDEBUG)</span>
  <span class="keyword">static</span> <span class="type">int</span>      __cdecl TEST_debug_report_hook_cb (<span class="type">int</span> report_type<span class="operator">,</span> <span class="type">char</span> <span class="operator">*</span>user_msg_0<span class="operator">,</span> <span class="type">int</span> <span class="operator">*</span>ret_val_ptr)
  {
          <span class="operator">*</span>ret_val_ptr <span class="operator">=</span> <span class="number">0</span>;       <span class="comment">// 1 to override the CRT default reporting mode</span>

          <span class="keyword">switch</span> (report_type)
          {
          <span class="keyword">case</span>    _CRT_WARN:
          <span class="keyword">case</span>    _CRT_ERROR:
          <span class="keyword">case</span>    _CRT_ASSERT:

  <span class="comment">// Put some debug code here</span>

                  <span class="keyword">break</span>;
          }

          <span class="keyword">return</span> (<span class="operator">*</span>ret_val_ptr);
  }
  <span class="preprocessor">#endif</span>

  <span class="keyword">static</span> <span class="type">void</span>     TEST_prog_init ()
  {
  <span class="preprocessor">#if defined (_MSC_VER)</span>
          <span class="operator">::</span>_set_new_handler (<span class="operator">::</span>TEST_new_handler_cb);
  <span class="preprocessor">#endif  // _MSC_VER</span>

  <span class="preprocessor">#if defined (_MSC_VER) &amp;&amp; ! defined (NDEBUG)</span>
          {
                  <span class="keyword">const</span> <span class="type">int</span>       mode <span class="operator">=</span>   (<span class="number">1</span> <span class="operator">*</span> _CRTDBG_MODE_DEBUG)
                                                         <span class="operator">|</span> (<span class="number">1</span> <span class="operator">*</span> _CRTDBG_MODE_WNDW);
                  <span class="operator">::</span>_CrtSetReportMode (_CRT_WARN<span class="operator">,</span> mode);
                  <span class="operator">::</span>_CrtSetReportMode (_CRT_ERROR<span class="operator">,</span> mode);
                  <span class="operator">::</span>_CrtSetReportMode (_CRT_ASSERT<span class="operator">,</span> mode);

                  <span class="keyword">const</span> <span class="type">int</span>       old_flags <span class="operator">=</span> <span class="operator">::</span>_CrtSetDbgFlag (_CRTDBG_REPORT_FLAG);
                  <span class="operator">::</span>_CrtSetDbgFlag (  old_flags
                                    <span class="operator">|</span> (<span class="number">1</span> <span class="operator">*</span> _CRTDBG_LEAK_CHECK_DF)
                                    <span class="operator">|</span> (<span class="number">1</span> <span class="operator">*</span> _CRTDBG_CHECK_ALWAYS_DF));
                  <span class="operator">::</span>_CrtSetBreakAlloc (<span class="operator">-</span><span class="number">1</span>);       <span class="comment">// Specify here a memory bloc number</span>
                  <span class="operator">::</span>_CrtSetAllocHook (TEST_debug_alloc_hook_cb);
                  <span class="operator">::</span>_CrtSetReportHook (TEST_debug_report_hook_cb);

                  <span class="comment">// Speed up I/O but breaks C stdio compatibility</span>
  <span class="comment">//              std::cout.sync_with_stdio (false);</span>
  <span class="comment">//              std::cin.sync_with_stdio (false);</span>
  <span class="comment">//              std::cerr.sync_with_stdio (false);</span>
  <span class="comment">//              std::clog.sync_with_stdio (false);</span>
          }
  <span class="preprocessor">#endif  // _MSC_VER, NDEBUG</span>
  }

  <span class="keyword">static</span> <span class="type">void</span>     TEST_prog_end ()
  {
  <span class="preprocessor">#if defined (_MSC_VER) &amp;&amp; ! defined (NDEBUG)</span>
          {
                  <span class="keyword">const</span> <span class="type">int</span>       mode <span class="operator">=</span>   (<span class="number">1</span> <span class="operator">*</span> _CRTDBG_MODE_DEBUG)
                                                         <span class="operator">|</span> (<span class="number">0</span> <span class="operator">*</span> _CRTDBG_MODE_WNDW);
                  <span class="operator">::</span>_CrtSetReportMode (_CRT_WARN<span class="operator">,</span> mode);
                  <span class="operator">::</span>_CrtSetReportMode (_CRT_ERROR<span class="operator">,</span> mode);
                  <span class="operator">::</span>_CrtSetReportMode (_CRT_ASSERT<span class="operator">,</span> mode);

                  <span class="operator">::</span>_CrtMemState  mem_state;
                  <span class="operator">::</span>_CrtMemCheckpoint (<span class="operator">&amp;</span>mem_state);
                  <span class="operator">::</span>_CrtMemDumpStatistics (<span class="operator">&amp;</span>mem_state);
          }
  <span class="preprocessor">#endif  // _MSC_VER, NDEBUG</span>
  }

  <span class="comment">/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/</span>

</pre>
</div>
<!-- @@@multimedia/spectrum/3rdparty/fftreal/test.cpp -->
        </div>
       </div>
   </div>
   </div>
</div>
<div class="footer">
   <p>
   <acronym title="Copyright">&copy;</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>