Changeset 1b88289 for src/onset/onsetdetection.c

Timestamp:

Oct 7, 2009, 6:28:53 PM (15 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

1294862

Parents:

10a5413

Message:

src/onset/onsetdetection.{c,h}: no need for function specific prototypes to be public

File:

• src/onset/onsetdetection.c (modified) (1 diff)

src/onset/onsetdetection.c

@@ -26 +26 @@
 #include "onset/onsetdetection.h"
 
+/** Energy based onset detection function 
+ 
+  This function calculates the local energy of the input spectral frame.
+  
+  \param o onset detection object as returned by new_aubio_onsetdetection()
+  \param fftgrain input spectral frame
+  \param onset output onset detection function
+
+*/
+void aubio_onsetdetection_energy(aubio_onsetdetection_t *o, cvec_t * fftgrain, fvec_t * onset);
+/** 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.
+  
+  \param o onset detection object as returned by new_aubio_onsetdetection()
+  \param fftgrain input spectral frame
+  \param onset output onset detection function
+
+*/
+void aubio_onsetdetection_hfc(aubio_onsetdetection_t *o, cvec_t * fftgrain, fvec_t * onset);
+/** 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.
+
+  \param o onset detection object as returned by new_aubio_onsetdetection()
+  \param fftgrain input spectral frame
+  \param onset output onset detection function
+
+*/
+void aubio_onsetdetection_complex(aubio_onsetdetection_t *o, cvec_t * fftgrain, fvec_t * onset);
+/** 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.
+
+  \param o onset detection object as returned by new_aubio_onsetdetection()
+  \param fftgrain input spectral frame
+  \param onset output onset detection function
+
+*/
+void aubio_onsetdetection_phase(aubio_onsetdetection_t *o, cvec_t * fftgrain, fvec_t * onset);
+/** 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.
+
+  \param o onset detection object as returned by new_aubio_onsetdetection()
+  \param fftgrain input spectral frame
+  \param onset output onset detection function
+
+*/
+void aubio_onsetdetection_specdiff(aubio_onsetdetection_t *o, cvec_t * fftgrain, fvec_t * onset);
+/** 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.
+  
+  \param o onset detection object as returned by new_aubio_onsetdetection()
+  \param fftgrain input spectral frame
+  \param onset output onset detection function
+
+*/
+void aubio_onsetdetection_kl(aubio_onsetdetection_t *o, cvec_t * fftgrain, fvec_t * onset);
+/** 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, 2006.
+
+  \param o onset detection object as returned by new_aubio_onsetdetection()
+  \param fftgrain input spectral frame
+  \param onset output onset detection function
+
+*/
+void aubio_onsetdetection_mkl(aubio_onsetdetection_t *o, cvec_t * fftgrain, fvec_t * onset);
+/** Spectral Flux 
+
+  Simon Dixon, Onset Detection Revisited, in ``Proceedings of the 9th
+  International Conference on Digital Audio Effects'' (DAFx-06), Montreal,
+  Canada, 2006. 
+
+  \param o onset detection object as returned by new_aubio_onsetdetection()
+  \param fftgrain input spectral frame
+  \param onset output onset detection function
+
+*/
+void aubio_onsetdetection_specflux(aubio_onsetdetection_t *o, cvec_t * fftgrain, fvec_t * onset);
 
 /** structure to store object state */