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authorHeikki Lindholm <holin@iki.fi>2008-11-03 19:11:17 +0000
committerHeikki Lindholm <holin@iki.fi>2008-11-03 19:11:17 +0000
commitf73f99dad2c879521024a8bc9b22f9fb0fa5fc79 (patch)
tree99096a2ee21147dddf2d226e138087663ad3d804 /src/plugins/ffmpeg/libavutil/lls.h
parentfad00d7c754e0f0d1b133c71a2638b47815b1d67 (diff)
downloadlibextractor-f73f99dad2c879521024a8bc9b22f9fb0fa5fc79.tar.gz
libextractor-f73f99dad2c879521024a8bc9b22f9fb0fa5fc79.zip
move ffmpeg directory up one level because it contained too long paths
for tar
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diff --git a/src/plugins/ffmpeg/libavutil/lls.h b/src/plugins/ffmpeg/libavutil/lls.h
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1/*
2 * linear least squares model
3 *
4 * Copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
5 *
6 * This file is part of FFmpeg.
7 *
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
12 *
13 * FFmpeg is distributed in the hope that it will be useful,
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
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 */
22
23#ifndef FFMPEG_LLS_H
24#define FFMPEG_LLS_H
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];
35 double coeff[MAX_VARS][MAX_VARS];
36 double variance[MAX_VARS];
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);
42void av_solve_lls(LLSModel *m, double threshold, int min_order);
43double av_evaluate_lls(LLSModel *m, double *param, int order);
44
45#endif /* FFMPEG_LLS_H */