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livetrax/libs/qm-dsp/dsp/segmentation/cluster_segmenter.h
Paul Davis 4dc63966f0 globally remove all trailing whitespace from ardour code base.
Paul Davis was responsible for introducing almost all of this.
2015-10-04 14:51:05 -04:00

52 lines
1.5 KiB
C

#ifndef _CLUSTER_SEGMENTER_H
#define _CLUSTER_SEGMENTER_H
/*
* cluster_segmenter.h
* soundbite
*
* Created by Mark Levy on 06/04/2006.
* Copyright 2006 Centre for Digital Music, Queen Mary, University of London.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version. See the file
COPYING included with this distribution for more information.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <float.h>
#include "segment.h"
#include "cluster_melt.h"
#include "hmm/hmm.h"
#include "maths/pca/pca.h"
#ifdef __cplusplus
extern "C" {
#endif
/* applies MPEG-7 normalisation to constant-Q features, storing normalised envelope (norm) in last feature dimension */
void mpeg7_constq(double** features, int nframes, int ncoeff);
/* converts constant-Q features to normalised chroma */
void cq2chroma(double** cq, int nframes, int ncoeff, int bins, double** chroma);
void create_histograms(int* x, int nx, int m, int hlen, double* h);
void cluster_segment(int* q, double** features, int frames_read, int feature_length, int nHMM_states,
int histogram_length, int nclusters, int neighbour_limit);
void constq_segment(int* q, double** features, int frames_read, int bins, int ncoeff, int feature_type,
int nHMM_states, int histogram_length, int nclusters, int neighbour_limit);
#ifdef __cplusplus
}
#endif
#endif