FFmpeg
float_scalarproduct.c
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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 {
26  float p = 0.0;
27 
28  for (int i = 0; i < len; i++)
29  p += v1[i] * v2[i];
30 
31  return p;
32 }
ff_scalarproduct_float_c
float ff_scalarproduct_float_c(const float *v1, const float *v2, int len)
Return the scalar product of two vectors of floats.
Definition: float_scalarproduct.c:24
float_dsp.h
i
#define i(width, name, range_min, range_max)
Definition: cbs_h2645.c:256
len
int len
Definition: vorbis_enc_data.h:426