/src/ffmpeg/libavutil/float_scalarproduct.c
Line | Count | Source |
1 | | /* |
2 | | * Copyright 2005 Balatoni Denes |
3 | | * Copyright 2006 Loren Merritt |
4 | | * |
5 | | * This file is part of FFmpeg. |
6 | | * |
7 | | * FFmpeg is free software; you can redistribute it and/or |
8 | | * modify it under the terms of the GNU Lesser General Public |
9 | | * License as published by the Free Software Foundation; either |
10 | | * version 2.1 of the License, or (at your option) any later version. |
11 | | * |
12 | | * FFmpeg is distributed in the hope that it will be useful, |
13 | | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 | | * Lesser General Public License for more details. |
16 | | * |
17 | | * You should have received a copy of the GNU Lesser General Public |
18 | | * License along with FFmpeg; if not, write to the Free Software |
19 | | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
20 | | */ |
21 | | |
22 | | #include "float_dsp.h" |
23 | | |
24 | | float ff_scalarproduct_float_c(const float *v1, const float *v2, int len) |
25 | 883M | { |
26 | 883M | float p = 0.0; |
27 | | |
28 | 24.5G | for (int i = 0; i < len; i++) |
29 | 23.6G | p += v1[i] * v2[i]; |
30 | | |
31 | 883M | return p; |
32 | 883M | } |