ffmpeg/libavutil/pca.h

35 lines
1.1 KiB
C

/*
* Principal component analysis
* Copyright (c) 2004 Michael Niedermayer <michaelni@gmx.at>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/**
* @file pca.h
* Principal component analysis
*/
#ifndef FFMPEG_PCA_H
#define FFMPEG_PCA_H
struct PCA *ff_pca_init(int n);
void ff_pca_free(struct PCA *pca);
void ff_pca_add(struct PCA *pca, double *v);
int ff_pca(struct PCA *pca, double *eigenvector, double *eigenvalue);
#endif /* FFMPEG_PCA_H */