Mercurial > hg > btrack

comparison doc/html/index.html @ 117:ca2d83d29814 tip master

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge branch 'release/1.0.5'
author Adam Stark <adamstark.uk@gmail.com>
date Fri, 18 Aug 2023 20:07:33 +0200
parents d6d9df2db3e1
children
comparison
equal deleted inserted replaced
96:c58f01834337 117:ca2d83d29814
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2 <html xmlns="http://www.w3.org/1999/xhtml"> 2 <html xmlns="http://www.w3.org/1999/xhtml" lang="en-US">
3 <head> 3 <head>
4 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> 4 <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
5 <meta http-equiv="X-UA-Compatible" content="IE=9"/> 5 <meta http-equiv="X-UA-Compatible" content="IE=11"/>
6 <meta name="generator" content="Doxygen 1.9.7"/>
7 <meta name="viewport" content="width=device-width, initial-scale=1"/>
6 <title>BTrack - A Real-Time Beat Tracker: BTrack - A Real-Time Beat Tracker</title> 8 <title>BTrack - A Real-Time Beat Tracker: BTrack - A Real-Time Beat Tracker</title>
7 <link href="tabs.css" rel="stylesheet" type="text/css"/> 9 <link href="tabs.css" rel="stylesheet" type="text/css"/>
8 <script type="text/javascript" src="jquery.js"></script> 10 <script type="text/javascript" src="jquery.js"></script>
9 <script type="text/javascript" src="dynsections.js"></script> 11 <script type="text/javascript" src="dynsections.js"></script>
10 <link href="search/search.css" rel="stylesheet" type="text/css"/> 12 <link href="search/search.css" rel="stylesheet" type="text/css"/>
13 <script type="text/javascript" src="search/searchdata.js"></script>
11 <script type="text/javascript" src="search/search.js"></script> 14 <script type="text/javascript" src="search/search.js"></script>
12 <script type="text/javascript">
13 $(document).ready(function() { searchBox.OnSelectItem(0); });
14 </script>
15 <link href="doxygen.css" rel="stylesheet" type="text/css" /> 15 <link href="doxygen.css" rel="stylesheet" type="text/css" />
16 </head> 16 </head>
17 <body> 17 <body>
18 <div id="top"><!-- do not remove this div, it is closed by doxygen! --> 18 <div id="top"><!-- do not remove this div, it is closed by doxygen! -->
19 <div id="titlearea"> 19 <div id="titlearea">
20 <table cellspacing="0" cellpadding="0"> 20 <table cellspacing="0" cellpadding="0">
21 <tbody> 21 <tbody>
22 <tr style="height: 56px;"> 22 <tr id="projectrow">
23 <td style="padding-left: 0.5em;"> 23 <td id="projectalign">
24 <div id="projectname">BTrack - A Real-Time Beat Tracker 24 <div id="projectname">BTrack - A Real-Time Beat Tracker
25 </div> 25 </div>
26 </td> 26 </td>
27 </tr> 27 </tr>
28 </tbody> 28 </tbody>
29 </table> 29 </table>
30 </div> 30 </div>
31 <!-- end header part --> 31 <!-- end header part -->
32 <!-- Generated by Doxygen 1.8.2 --> 32 <!-- Generated by Doxygen 1.9.7 -->
33 <script type="text/javascript"> 33 <script type="text/javascript">
34 var searchBox = new SearchBox("searchBox", "search",false,'Search'); 34 /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
35 var searchBox = new SearchBox("searchBox", "search/",'.html');
36 /* @license-end */
35 </script> 37 </script>
36 <div id="navrow1" class="tabs"> 38 <script type="text/javascript" src="menudata.js"></script>
37 <ul class="tablist"> 39 <script type="text/javascript" src="menu.js"></script>
38 <li class="current"><a href="index.html"><span>Main&#160;Page</span></a></li> 40 <script type="text/javascript">
39 <li><a href="annotated.html"><span>Classes</span></a></li> 41 /* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&amp;dn=expat.txt MIT */
40 <li><a href="files.html"><span>Files</span></a></li> 42 $(function() {
41 <li> 43 initMenu('',true,false,'search.php','Search');
42 <div id="MSearchBox" class="MSearchBoxInactive"> 44 $(document).ready(function() { init_search(); });
43 <span class="left"> 45 });
44 <img id="MSearchSelect" src="search/mag_sel.png" 46 /* @license-end */
45 onmouseover="return searchBox.OnSearchSelectShow()" 47 </script>
46 onmouseout="return searchBox.OnSearchSelectHide()" 48 <div id="main-nav"></div>
47 alt=""/>
48 <input type="text" id="MSearchField" value="Search" accesskey="S"
49 onfocus="searchBox.OnSearchFieldFocus(true)"
50 onblur="searchBox.OnSearchFieldFocus(false)"
51 onkeyup="searchBox.OnSearchFieldChange(event)"/>
52 </span><span class="right">
53 <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
54 </span>
55 </div>
56 </li>
57 </ul>
58 </div>
59 </div><!-- top --> 49 </div><!-- top -->
60 <!-- window showing the filter options --> 50 <!-- window showing the filter options -->
61 <div id="MSearchSelectWindow" 51 <div id="MSearchSelectWindow"
62 onmouseover="return searchBox.OnSearchSelectShow()" 52 onmouseover="return searchBox.OnSearchSelectShow()"
63 onmouseout="return searchBox.OnSearchSelectHide()" 53 onmouseout="return searchBox.OnSearchSelectHide()"
64 onkeydown="return searchBox.OnSearchSelectKey(event)"> 54 onkeydown="return searchBox.OnSearchSelectKey(event)">
65 <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Pages</a></div> 55 </div>
66 56
67 <!-- iframe showing the search results (closed by default) --> 57 <!-- iframe showing the search results (closed by default) -->
68 <div id="MSearchResultsWindow"> 58 <div id="MSearchResultsWindow">
69 <iframe src="javascript:void(0)" frameborder="0" 59 <div id="MSearchResults">
70 name="MSearchResults" id="MSearchResults"> 60 <div class="SRPage">
71 </iframe> 61 <div id="SRIndex">
62 <div id="SRResults"></div>
63 <div class="SRStatus" id="Loading">Loading...</div>
64 <div class="SRStatus" id="Searching">Searching...</div>
65 <div class="SRStatus" id="NoMatches">No Matches</div>
66 </div>
67 </div>
68 </div>
72 </div> 69 </div>
73 70
74 <div class="header"> 71 <div><div class="header">
75 <div class="headertitle"> 72 <div class="headertitle"><div class="title"><a class="el" href="class_b_track.html">BTrack</a> - A Real-Time Beat Tracker </div></div>
76 <div class="title"><a class="el" href="class_b_track.html">BTrack</a> - A Real-Time Beat Tracker </div> </div>
77 </div><!--header--> 73 </div><!--header-->
78 <div class="contents"> 74 <div class="contents">
79 <div class="textblock"><p>A real-time beat tracker, implemented in C++.</p> 75 <div class="textblock"><p>A real-time beat tracker, implemented in C++.</p>
80 <p>Written by Adam Stark, Matthew Davies and Mark Plumbley.</p> 76 <p>Written by Adam Stark, Matthew Davies and Mark Plumbley.</p>
81 <h2>License</h2> 77 <h2><a class="anchor" id="autotoc_md0"></a>
78 License</h2>
82 <p><a class="el" href="class_b_track.html">BTrack</a> is made available under the GNU General Public License, version 3. Please see the included LICENSE.txt for more details.</p> 79 <p><a class="el" href="class_b_track.html">BTrack</a> is made available under the GNU General Public License, version 3. Please see the included LICENSE.txt for more details.</p>
83 <h2>Usage - C++</h2> 80 <h2><a class="anchor" id="autotoc_md1"></a>
81 Usage - C++</h2>
84 <p><b>STEP 1</b></p> 82 <p><b>STEP 1</b></p>
85 <p>Include the <a class="el" href="class_b_track.html">BTrack</a> header file as follows: </p> 83 <p>Include the <a class="el" href="class_b_track.html">BTrack</a> header file as follows: </p><pre class="fragment"> #include "BTrack.h"
86 <pre class="fragment"> #include "BTrack.h" 84 </pre><p> <b>STEP 2</b></p>
87 </pre><p><b>STEP 2</b></p> 85 <p>Instantiate the algorithm by one of the following:</p>
88 <p>Instantiate the algorithm by one of the following: </p>
89 <pre class="fragment">// to use the default 512 hop size and 1024 frame size 86 <pre class="fragment">// to use the default 512 hop size and 1024 frame size
90 BTrack b; 87 BTrack b;
91 </pre><p>or: </p> 88 </pre><p> or: </p><pre class="fragment">// to specify a hop size (e.g. 512) and have a frame size of 2 x the hop size
92 <pre class="fragment">// to specify a hop size (e.g. 512) and have a frame size of 2 x the hop size
93 BTrack b(512); 89 BTrack b(512);
94 </pre><p>or: </p> 90 </pre><p> or: </p><pre class="fragment">// to specify both the hop size and frame size
95 <pre class="fragment">// to specify both the hop size and frame size
96 BTrack b(512,1024); 91 BTrack b(512,1024);
97 </pre><p><b>STEP 3.1 - Audio Input</b></p> 92 </pre><p> <b>STEP 3.1 - Audio Input</b></p>
98 <p>In the processing loop, fill a double precision array with one frame of audio samples (as determined in step 2): </p> 93 <p>In the processing loop, fill a double precision array with one frame of audio samples (as determined in step 2): </p><pre class="fragment">double *frame;
99 <pre class="fragment">double *frame;
100 94
101 // ! 95 // !
102 // do something here to fill the frame with audio samples 96 // do something here to fill the frame with audio samples
103 // ! 97 // !
104 </pre><p>and then call: </p> 98 </pre><p> and then call: </p><pre class="fragment">b.processAudioFrame(frame);
105 <pre class="fragment">b.processAudioFrame(frame); 99 </pre><p> and to check for beats, simply call: </p><pre class="fragment">if (b.beatDueInCurrentFrame())
106 </pre><p>and to check for beats, simply call: </p>
107 <pre class="fragment">if (b.beatDueInCurrentFrame())
108 { 100 {
109 // do something on the beat 101 // do something on the beat
110 } 102 }
111 </pre><p><b>STEP 3.2 - Onset Detection Function Input</b></p> 103 </pre><p> <b>STEP 3.2 - Onset Detection Function Input</b> <br />
112 <p>The algorithm can process onset detection function samples. Given a double precision onset detection function sample called 'newSamples', at each step, call: </p> 104 </p>
113 <pre class="fragment">b.processOnsetDetectionFunctionSample(newSample); 105 <p>The algorithm can process onset detection function samples. Given a double precision onset detection function sample called 'newSamples', at each step, call: </p><pre class="fragment">b.processOnsetDetectionFunctionSample(newSample);
114 </pre><p>and then check for beats with: </p> 106 </pre><p> and then check for beats with: </p><pre class="fragment">if (b.beatDueInCurrentFrame())
115 <pre class="fragment">if (b.beatDueInCurrentFrame())
116 { 107 {
117 // do something on the beat 108 // do something on the beat
118 } 109 }
119 </pre><p>For any questions, please email Adam Stark (email at <a href="http://www.adamstark.co.uk">http://www.adamstark.co.uk</a>). </p> 110 </pre><p> For any questions, please email Adam Stark (email at <a href="http://www.adamstark.co.uk">http://www.adamstark.co.uk</a>). </p>
120 </div></div><!-- contents --> 111 </div></div><!-- PageDoc -->
112 </div><!-- contents -->
121 <!-- start footer part --> 113 <!-- start footer part -->
122 <hr class="footer"/><address class="footer"><small> 114 <hr class="footer"/><address class="footer"><small>
123 Generated on Tue Jan 28 2014 01:06:53 for BTrack - A Real-Time Beat Tracker by &#160;<a href="http://www.doxygen.org/index.html"> 115 Generated by&#160;<a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.7
124 <img class="footer" src="doxygen.png" alt="doxygen"/>
125 </a> 1.8.2
126 </small></address> 116 </small></address>
127 </body> 117 </body>
128 </html> 118 </html>