Mercurial > hg > camir-aes2014
annotate toolboxes/MIRtoolbox1.3.2/MIRToolbox/mirhcdf.m @ 0:e9a9cd732c1e tip
first hg version after svn
| author | wolffd |
|---|---|
| date | Tue, 10 Feb 2015 15:05:51 +0000 |
| parents | |
| children |
| rev | line source |
|---|---|
| wolffd@0 | 1 function varargout = mirhcdf(orig,varargin) |
| wolffd@0 | 2 % df = mirhcdf(x) calculates the Harmonic Change Detection Function |
| wolffd@0 | 3 % related to x. |
| wolffd@0 | 4 % |
| wolffd@0 | 5 % C. A. Harte and M. B. Sandler, Detecting harmonic change in musical |
| wolffd@0 | 6 % audio, in Proceedings of Audio and Music Computing for Multimedia |
| wolffd@0 | 7 % Workshop, Santa Barbara, CA, 2006. |
| wolffd@0 | 8 |
| wolffd@0 | 9 specif.defaultframelength = .743; |
| wolffd@0 | 10 specif.defaultframehop = .1; |
| wolffd@0 | 11 varargout = mirfunction(@mirhcdf,orig,varargin,nargout,specif,@init,@main); |
| wolffd@0 | 12 |
| wolffd@0 | 13 |
| wolffd@0 | 14 function [df type] = init(orig,option) |
| wolffd@0 | 15 if isamir(orig,'mirscalar') |
| wolffd@0 | 16 df = orig; |
| wolffd@0 | 17 else |
| wolffd@0 | 18 if isframed(orig) |
| wolffd@0 | 19 tc = mirtonalcentroid(orig); |
| wolffd@0 | 20 else |
| wolffd@0 | 21 tc = mirtonalcentroid(orig,'Frame'); |
| wolffd@0 | 22 end |
| wolffd@0 | 23 df = mirflux(tc); |
| wolffd@0 | 24 end |
| wolffd@0 | 25 type = 'mirscalar'; |
| wolffd@0 | 26 |
| wolffd@0 | 27 |
| wolffd@0 | 28 function df = main(df,option,postoption) |