Globally rename the header inclusion guard names.
[libav.git] / libavutil / lls.h
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1/*
2 * linear least squares model
3 *
4 * Copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
5 *
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6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
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9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
b78e7197 11 * version 2.1 of the License, or (at your option) any later version.
82ab5ad7 12 *
b78e7197 13 * FFmpeg is distributed in the hope that it will be useful,
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14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public
b78e7197 19 * License along with FFmpeg; if not, write to the Free Software
e5a389a1 20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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21 */
22
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23#ifndef AVUTIL_LLS_H
24#define AVUTIL_LLS_H
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25
26#define MAX_VARS 32
27
28//FIXME avoid direct access to LLSModel from outside
29
30/**
31 * Linear least squares model.
32 */
33typedef struct LLSModel{
34 double covariance[MAX_VARS+1][MAX_VARS+1];
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35 double coeff[MAX_VARS][MAX_VARS];
36 double variance[MAX_VARS];
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37 int indep_count;
38}LLSModel;
39
40void av_init_lls(LLSModel *m, int indep_count);
41void av_update_lls(LLSModel *m, double *param, double decay);
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42void av_solve_lls(LLSModel *m, double threshold, int min_order);
43double av_evaluate_lls(LLSModel *m, double *param, int order);
82ab5ad7 44
98790382 45#endif /* AVUTIL_LLS_H */