Revision 6:55d7698f79f8
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<h2>Download</h2> |
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<ul> |
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<li><a href="https://sourceforge.net/project/showfiles.php?group_id=210998">Download the sourcecode bundle</a></li>
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<li><a href="https://sourceforge.net/projects/onsetsds/files/onsetsds/OnsetsDS-source/">Download the sourcecode bundle</a></li>
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<li>Or access the current development version using subversion [<small><a href="http://sourceforge.net/svn/?group_id=54622" title="What is subversion, and how to use it">info</a></small>]: <br /> |
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<tt>svn co %https://onsetsds.svn.sourceforge.net/svnroot/onsetsds onsetsds</tt></li> |
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</ul> |
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OnsetsDS ods; |
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///////// (1) INITIALISATION: /////////
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//-/////// (1) INITIALISATION: ///////-//
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// There are various types of onset detector available, we must choose one |
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odftype = ODS_ODF_RCOMPLEX; |
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onsetsds_init(&ods, odsdata, ODS_FFT_FFTW3_HC, odftype, 512, 11, 44100.f); |
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///////// (2) EXECUTION: /////////
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//-/////// (2) EXECUTION: ///////-//
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bool onset; |
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while(running){
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} |
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///////// (3) TIDYING UP: /////////
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//-/////// (3) TIDYING UP: ///////-//
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free(ods->data); // Or free(odsdata), they point to the same thing in this case |
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| mat_oct/onsetsds.c | ||
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packeddata[j+j+1] = (float) imag[frameoffset + j]; |
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} |
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bool onset = onsetsds_process(&ods, packeddata); |
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// printf("%i ", onset);
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// printf("[%i] %i", i, onset);
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results[i] = (onset ? 1.0 : 0.0); |
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// printf("[%i] %g", i, results[i]);
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} |
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// Copy the results from double-array into matlab format |
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// mwSize *dims = (mwSize*) mxCalloc(2, sizeof(mwSize)); |
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// dims[0] = 1; |
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// dims[1] = numframes; |
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// mxArray *resultsM = mxCreateNumericArray(2, dims, mxINT8_CLASS, mxREAL); |
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mxArray *resultsM = mxCreateDoubleMatrix(1,numframes,mxREAL); |
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// mxSetPr(resultsM, results); |
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memcpy(mxGetPr(resultsM), results, numframes * sizeof(double)); |
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plhs[0] = resultsM; |
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// destroy the ods correctly, and any matlabby things that need to go too. |
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free(ods.data); |
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free(packeddata); |
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// mxFree(dims); |
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mxFree(results); |
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// *resultsM ? no I think that lives on in matlabworld |
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} |
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