AubioOnsetDetector :: ~AubioOnsetDetector(){
aubio_onsetdetection_free (o);
del_aubio_pvoc(pv);
del_aubio_peakpicker(parms);
del_fvec(vec);
aubio_cleanup();
}
void AubioOnsetDetector :: onsetclass_complex(){
//aubio_onsetdetection_type
//Complex Domain Method onset detection function
//Christopher Duxbury, Mike E. Davies, and Mark B. Sandler. Complex domain
//onset detection for musical signals. In Proceedings of the Digital Audio
//Effects Conference, DAFx-03, pages 90-93, London, UK, 2003.
aubio_onsetdetection_free (o);
o = new_aubio_onsetdetection(aubio_onset_complex, buffersize, 1);
}
void AubioOnsetDetector :: onsetclass_mkl(){
/** Modified Kullback-Liebler onset detection function
Paul Brossier, ``Automatic annotation of musical audio for interactive
systems'', Chapter 2, Temporal segmentation, PhD thesis, Centre for Digital
music, Queen Mary University of London, London, UK, 2003.*/
aubio_onsetdetection_free (o);
o = new_aubio_onsetdetection(aubio_onset_hfc, buffersize, 1);
}
void AubioOnsetDetector :: onsetclass_kl(){
/** Kullback-Liebler onset detection function
Stephen Hainsworth and Malcom Macleod. Onset detection in music audio
signals. In Proceedings of the International Computer Music Conference
(ICMC), Singapore, 2003.
*/
aubio_onsetdetection_free (o);
o = new_aubio_onsetdetection(aubio_onset_kl, buffersize, 1);
}
void AubioOnsetDetector :: onsetclass_specdiff(){
/* Spectral difference method onset detection function
Jonhatan Foote and Shingo Uchihashi. The beat spectrum: a new approach to
rhythm analysis. In IEEE International Conference on Multimedia and Expo
(ICME 2001), pages 881­884, Tokyo, Japan, August 2001.
*/
//aubio_onsetdetection_type
aubio_onsetdetection_free (o);
o = new_aubio_onsetdetection(aubio_onset_specdiff, buffersize, 1);
}
void AubioOnsetDetector :: onsetclass_phase(){
/** Phase Based Method onset detection function
Juan-Pablo Bello, Mike P. Davies, and Mark B. Sandler. Phase-based note onset
detection for music signals. In Proceedings of the IEEE International
Conference on Acoustics Speech and Signal Processing, pages 441­444,
Hong-Kong, 2003.*/
aubio_onsetdetection_free (o);
o = new_aubio_onsetdetection(aubio_onset_phase, buffersize, 1);
}
void AubioOnsetDetector :: onsetclass_hfc(){
/** High Frequency Content onset detection function
This method computes the High Frequency Content (HFC) of the input spectral
frame. The resulting function is efficient at detecting percussive onsets.
Paul Masri. Computer modeling of Sound for Transformation and Synthesis of
Musical Signal. PhD dissertation, University of Bristol, UK, 1996.*/
aubio_onsetdetection_free (o);
o = new_aubio_onsetdetection(aubio_onset_hfc, buffersize, 1);
}
void AubioOnsetDetector :: onsetclass_energy(){
//aubio_onsetdetection_type
aubio_onsetdetection_free (o);
o = new_aubio_onsetdetection(aubio_onset_energy, buffersize, 1);
}
AubioOnsetDetector :: ~AubioOnsetDetector(){
aubio_onsetdetection_free (o);
}
