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diff code-doc/PercussionOnsetDetector_8cpp-source.html @ 21:cc0be37dc9d3 website
* Updates for 2.0
| author | cannam |
|---|---|
| date | Tue, 09 Dec 2008 11:02:57 +0000 |
| parents | 351c4ebce5f9 |
| children | 0976232e353b |
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--- a/code-doc/PercussionOnsetDetector_8cpp-source.html Mon Nov 24 15:17:08 2008 +0000 +++ b/code-doc/PercussionOnsetDetector_8cpp-source.html Tue Dec 09 11:02:57 2008 +0000 @@ -4,7 +4,7 @@ <link href="doxygen.css" rel="stylesheet" type="text/css"> <link href="tabs.css" rel="stylesheet" type="text/css"> </head><body> -<!-- Generated by Doxygen 1.5.5 --> +<!-- Generated by Doxygen 1.5.6 --> <div class="navigation" id="top"> <div class="tabs"> <ul> @@ -18,7 +18,7 @@ <div class="navpath"><a class="el" href="dir_35887283b966ca996e4ff77f459c38ce.html">examples</a> </div> </div> -</div> +<div class="contents"> <h1>PercussionOnsetDetector.cpp</h1><a href="PercussionOnsetDetector_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */</span> <a name="l00002"></a>00002 <a name="l00003"></a>00003 <span class="comment">/*</span> @@ -266,7 +266,7 @@ <a name="l00245"></a>00245 <span class="keywordflow">if</span> (<a class="code" href="classPercussionOnsetDetector.html#30daa717267251a9d49afe57c328e989">m_priorMagnitudes</a>[i] > 0.f) { <a name="l00246"></a>00246 <span class="keywordtype">float</span> diff = 10.f * log10f(sqrmag / <a class="code" href="classPercussionOnsetDetector.html#30daa717267251a9d49afe57c328e989">m_priorMagnitudes</a>[i]); <a name="l00247"></a>00247 -<a name="l00248"></a>00248 <span class="comment">// std::cout << "i=" << i << ", mag=" << mag << ", prior=" << m_priorMagnitudes[i] << ", diff=" << diff << ", threshold=" << m_threshold << std::endl;</span> +<a name="l00248"></a>00248 <span class="comment">// std::cout << "i=" << i << ", sqrmag=" << sqrmag << ", prior=" << m_priorMagnitudes[i] << ", diff=" << diff << ", threshold=" << m_threshold << " " << (diff >= m_threshold ? "[*]" : "") << std::endl;</span> <a name="l00249"></a>00249 <a name="l00250"></a>00250 <span class="keywordflow">if</span> (diff >= <a class="code" href="classPercussionOnsetDetector.html#b04119adad56d87f2e633de289aab507">m_threshold</a>) ++count; <a name="l00251"></a>00251 } @@ -285,28 +285,30 @@ <a name="l00264"></a>00264 <a class="code" href="classPercussionOnsetDetector.html#cd80162c65212be7fa91251263fb9c3d">m_dfMinus1</a> >= count && <a name="l00265"></a>00265 <a class="code" href="classPercussionOnsetDetector.html#cd80162c65212be7fa91251263fb9c3d">m_dfMinus1</a> > ((100 - <a class="code" href="classPercussionOnsetDetector.html#4e9770f246ba3bc75e7fc2cb8f9010af">m_sensitivity</a>) * <a class="code" href="classPercussionOnsetDetector.html#920de543dbcf70a2edd80b5b31313285">m_blockSize</a>) / 200) { <a name="l00266"></a>00266 -<a name="l00267"></a>00267 <a class="code" href="structVamp_1_1Plugin_1_1Feature.html">Feature</a> onset; -<a name="l00268"></a>00268 onset.<a class="code" href="structVamp_1_1Plugin_1_1Feature.html#98907091d0b6a589720ae35ae588a82b" title="True if an output feature has its own timestamp.">hasTimestamp</a> = <span class="keyword">true</span>; -<a name="l00269"></a>00269 onset.<a class="code" href="structVamp_1_1Plugin_1_1Feature.html#caa605f36839c07e76f4882f5e22d8d7" title="Timestamp of the output feature.">timestamp</a> = ts - <a class="code" href="structVamp_1_1RealTime.html#3a5ecc8888b559aad3b7d96911786b3a" title="Convert a sample frame at the given sample rate into a RealTime.">Vamp::RealTime::frame2RealTime</a> -<a name="l00270"></a>00270 (<a class="code" href="classPercussionOnsetDetector.html#abac0cf7e961482b075777e5f0686e6c">m_stepSize</a>, lrintf(<a class="code" href="classVamp_1_1Plugin.html#59b9dd82a4f4eb946cd0474cc81abc23">m_inputSampleRate</a>)); -<a name="l00271"></a>00271 returnFeatures[0].push_back(onset); -<a name="l00272"></a>00272 } -<a name="l00273"></a>00273 -<a name="l00274"></a>00274 <a class="code" href="classPercussionOnsetDetector.html#6ad7d8353cc681ff42a63b127cca5779">m_dfMinus2</a> = <a class="code" href="classPercussionOnsetDetector.html#cd80162c65212be7fa91251263fb9c3d">m_dfMinus1</a>; -<a name="l00275"></a>00275 <a class="code" href="classPercussionOnsetDetector.html#cd80162c65212be7fa91251263fb9c3d">m_dfMinus1</a> = count; -<a name="l00276"></a>00276 -<a name="l00277"></a>00277 <span class="keywordflow">return</span> returnFeatures; -<a name="l00278"></a>00278 } -<a name="l00279"></a>00279 -<a name="l00280"></a>00280 <a class="code" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">PercussionOnsetDetector::FeatureSet</a> -<a name="l00281"></a><a class="code" href="classPercussionOnsetDetector.html#d3d6767ed137783e84f842b4d4732ffa">00281</a> <a class="code" href="classPercussionOnsetDetector.html#d3d6767ed137783e84f842b4d4732ffa" title="After all blocks have been processed, calculate and return any remaining features...">PercussionOnsetDetector::getRemainingFeatures</a>() -<a name="l00282"></a>00282 { -<a name="l00283"></a>00283 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">FeatureSet</a>(); -<a name="l00284"></a>00284 } -<a name="l00285"></a>00285 +<a name="l00267"></a>00267 <span class="comment">//std::cout << "result at " << ts << "! (count == " << count << ", prev == " << m_dfMinus1 << ")" << std::endl;</span> +<a name="l00268"></a>00268 +<a name="l00269"></a>00269 <a class="code" href="structVamp_1_1Plugin_1_1Feature.html">Feature</a> onset; +<a name="l00270"></a>00270 onset.<a class="code" href="structVamp_1_1Plugin_1_1Feature.html#98907091d0b6a589720ae35ae588a82b" title="True if an output feature has its own timestamp.">hasTimestamp</a> = <span class="keyword">true</span>; +<a name="l00271"></a>00271 onset.<a class="code" href="structVamp_1_1Plugin_1_1Feature.html#caa605f36839c07e76f4882f5e22d8d7" title="Timestamp of the output feature.">timestamp</a> = ts - <a class="code" href="structVamp_1_1RealTime.html#939b4b1d1ca190db69a418883f16ce8a" title="Convert a sample frame at the given sample rate into a RealTime.">Vamp::RealTime::frame2RealTime</a> +<a name="l00272"></a>00272 (<a class="code" href="classPercussionOnsetDetector.html#abac0cf7e961482b075777e5f0686e6c">m_stepSize</a>, <span class="keywordtype">int</span>(<a class="code" href="classVamp_1_1Plugin.html#59b9dd82a4f4eb946cd0474cc81abc23">m_inputSampleRate</a> + 0.5)); +<a name="l00273"></a>00273 returnFeatures[0].push_back(onset); +<a name="l00274"></a>00274 } +<a name="l00275"></a>00275 +<a name="l00276"></a>00276 <a class="code" href="classPercussionOnsetDetector.html#6ad7d8353cc681ff42a63b127cca5779">m_dfMinus2</a> = <a class="code" href="classPercussionOnsetDetector.html#cd80162c65212be7fa91251263fb9c3d">m_dfMinus1</a>; +<a name="l00277"></a>00277 <a class="code" href="classPercussionOnsetDetector.html#cd80162c65212be7fa91251263fb9c3d">m_dfMinus1</a> = count; +<a name="l00278"></a>00278 +<a name="l00279"></a>00279 <span class="keywordflow">return</span> returnFeatures; +<a name="l00280"></a>00280 } +<a name="l00281"></a>00281 +<a name="l00282"></a>00282 <a class="code" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">PercussionOnsetDetector::FeatureSet</a> +<a name="l00283"></a><a class="code" href="classPercussionOnsetDetector.html#d3d6767ed137783e84f842b4d4732ffa">00283</a> <a class="code" href="classPercussionOnsetDetector.html#d3d6767ed137783e84f842b4d4732ffa" title="After all blocks have been processed, calculate and return any remaining features...">PercussionOnsetDetector::getRemainingFeatures</a>() +<a name="l00284"></a>00284 { +<a name="l00285"></a>00285 <span class="keywordflow">return</span> <a class="code" href="classVamp_1_1Plugin.html#448fb57dc245d47923ec9eeaf9856c5f">FeatureSet</a>(); +<a name="l00286"></a>00286 } +<a name="l00287"></a>00287 </pre></div></div> -<hr size="1"><address style="text-align: right;"><small>Generated on Wed Jul 9 11:36:06 2008 for VampPluginSDK by +<hr size="1"><address style="text-align: right;"><small>Generated on Mon Dec 8 14:37:18 2008 for VampPluginSDK by <a href="http://www.doxygen.org/index.html"> -<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.5 </small></address> +<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address> </body> </html>