1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
/*
* ARM NEON optimised Float DSP functions
* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
*
* This file is part of Libav.
*
* Libav 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 2.1 of the License, or (at your option) any later version.
*
* Libav 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 Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdint.h>
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/float_dsp.h"
#include "cpu.h"
void ff_vector_fmul_neon(float *dst, const float *src0, const float *src1,
int len);
void ff_vector_fmac_scalar_neon(float *dst, const float *src, float mul,
int len);
void ff_vector_fmul_scalar_neon(float *dst, const float *src, float mul,
int len);
void ff_vector_dmul_scalar_neon(double *dst, const double *src, double mul,
int len);
void ff_vector_fmul_window_neon(float *dst, const float *src0,
const float *src1, const float *win, int len);
void ff_vector_fmul_add_neon(float *dst, const float *src0, const float *src1,
const float *src2, int len);
void ff_vector_fmul_reverse_neon(float *dst, const float *src0,
const float *src1, int len);
void ff_butterflies_float_neon(float *v1, float *v2, int len);
float ff_scalarproduct_float_neon(const float *v1, const float *v2, int len);
av_cold void ff_float_dsp_init_aarch64(AVFloatDSPContext *fdsp)
{
int cpu_flags = av_get_cpu_flags();
if (have_neon(cpu_flags)) {
fdsp->butterflies_float = ff_butterflies_float_neon;
fdsp->scalarproduct_float = ff_scalarproduct_float_neon;
fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_neon;
fdsp->vector_fmul = ff_vector_fmul_neon;
fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_neon;
fdsp->vector_fmul_add = ff_vector_fmul_add_neon;
fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_neon;
fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_neon;
fdsp->vector_fmul_window = ff_vector_fmul_window_neon;
}
}
|
