Mercurial > hg > btrack
comparison doc/html/index.html @ 61:ce806db4468b
Updated README, commented more code, added a Vamp plug-in
| author | Adam Stark <adamstark@users.noreply.github.com> |
|---|---|
| date | Mon, 27 Jan 2014 23:11:31 +0000 |
| parents | bf256abf1dd4 |
| children | 7af87d3f2ce2 |
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| 6 <title>BTrack - A Real-Time Beat Tracker: Main Page</title> | 6 <title>BTrack - A Real-Time Beat Tracker: BTrack - A Real-Time Beat Tracker</title> |
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| 71 </iframe> | 71 </iframe> |
| 72 </div> | 72 </div> |
| 73 | 73 |
| 74 <div class="header"> | 74 <div class="header"> |
| 75 <div class="headertitle"> | 75 <div class="headertitle"> |
| 76 <div class="title">BTrack - A Real-Time Beat Tracker Documentation</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--> | 77 </div><!--header--> |
| 78 <div class="contents"> | 78 <div class="contents"> |
| 79 </div><!-- contents --> | 79 <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> | |
| 81 <h2>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> | |
| 83 <h2>Usage - C++</h2> | |
| 84 <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> | |
| 86 <pre class="fragment"> #include "BTrack.h" | |
| 87 </pre><p><b>STEP 2</b></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 | |
| 90 BTrack b; | |
| 91 </pre><p>or: </p> | |
| 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); | |
| 94 </pre><p>or: </p> | |
| 95 <pre class="fragment">// to specify both the hop size and frame size | |
| 96 BTrack b(512,1024); | |
| 97 </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> | |
| 99 <pre class="fragment">double *frame; | |
| 100 | |
| 101 // ! | |
| 102 // do something here to fill the frame with audio samples | |
| 103 // ! | |
| 104 </pre><p>and then call: </p> | |
| 105 <pre class="fragment">b.processAudioFrame(frame); | |
| 106 </pre><p>and to check for beats, simply call: </p> | |
| 107 <pre class="fragment">if (b.beatDueInCurrentFrame()) | |
| 108 { | |
| 109 // do something on the beat | |
| 110 } | |
| 111 </pre><p><b>STEP 3.2 - Onset Detection Function Input</b></p> | |
| 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> | |
| 113 <pre class="fragment">b.processOnsetDetectionFunctionSample(newSample); | |
| 114 </pre><p>and then check for beats with: </p> | |
| 115 <pre class="fragment">if (b.beatDueInCurrentFrame()) | |
| 116 { | |
| 117 // do something on the beat | |
| 118 } | |
| 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> | |
| 120 </div></div><!-- contents --> | |
| 80 <!-- start footer part --> | 121 <!-- start footer part --> |
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| 82 Generated on Sat Jan 25 2014 18:11:17 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> | 123 Generated on Mon Jan 27 2014 22:01:21 for BTrack - A Real-Time Beat Tracker by  <a href="http://www.doxygen.org/index.html"> |
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| 84 </a> 1.8.2 | 125 </a> 1.8.2 |
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| 86 </body> | 127 </body> |
| 87 </html> | 128 </html> |
