FFmpeg
libavutil
arm
float_dsp_init_arm.c
Go to the documentation of this file.
1
/*
2
* This file is part of FFmpeg.
3
*
4
* FFmpeg is free software; you can redistribute it and/or
5
* modify it under the terms of the GNU Lesser General Public
6
* License as published by the Free Software Foundation; either
7
* version 2.1 of the License, or (at your option) any later version.
8
*
9
* FFmpeg is distributed in the hope that it will be useful,
10
* but WITHOUT ANY WARRANTY; without even the implied warranty of
11
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12
* Lesser General Public License for more details.
13
*
14
* You should have received a copy of the GNU Lesser General Public
15
* License along with FFmpeg; if not, write to the Free Software
16
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17
*/
18
19
#include "
libavutil/attributes.h
"
20
#include "
libavutil/float_dsp.h
"
21
#include "
cpu.h
"
22
#include "
float_dsp_arm.h
"
23
24
av_cold
void
ff_float_dsp_init_arm
(
AVFloatDSPContext
*fdsp)
25
{
26
int
cpu_flags
=
av_get_cpu_flags
();
27
28
if
(
have_vfp
(
cpu_flags
))
29
ff_float_dsp_init_vfp
(fdsp,
cpu_flags
);
30
if
(
have_neon
(
cpu_flags
))
31
ff_float_dsp_init_neon
(fdsp);
32
}
ff_float_dsp_init_vfp
void ff_float_dsp_init_vfp(AVFloatDSPContext *fdsp, int cpu_flags)
Definition:
float_dsp_init_vfp.c:37
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition:
cpu.c:93
cpu_flags
static atomic_int cpu_flags
Definition:
cpu.c:50
ff_float_dsp_init_arm
av_cold void ff_float_dsp_init_arm(AVFloatDSPContext *fdsp)
Definition:
float_dsp_init_arm.c:24
av_cold
#define av_cold
Definition:
attributes.h:84
ff_float_dsp_init_neon
void ff_float_dsp_init_neon(AVFloatDSPContext *fdsp)
Definition:
float_dsp_init_neon.c:49
cpu.h
float_dsp.h
AVFloatDSPContext
Definition:
float_dsp.h:24
have_neon
#define have_neon(flags)
Definition:
cpu.h:26
attributes.h
have_vfp
#define have_vfp(flags)
Definition:
cpu.h:27
float_dsp_arm.h
Generated on Wed Aug 24 2022 21:27:27 for FFmpeg by
1.8.17