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
|
/*
* Copyright (C) 2019 Paul B Mahol
*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/mem.h"
#include "libavutil/x86/asm.h"
#include "libavutil/x86/cpu.h"
#include "libavfilter/transpose.h"
void ff_transpose_8x8_8_sse2(uint8_t *src,
ptrdiff_t src_linesize,
uint8_t *dst,
ptrdiff_t dst_linesize);
void ff_transpose_8x8_16_sse2(uint8_t *src,
ptrdiff_t src_linesize,
uint8_t *dst,
ptrdiff_t dst_linesize);
av_cold void ff_transpose_init_x86(TransVtable *v, int pixstep)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE2(cpu_flags) && pixstep == 1) {
v->transpose_8x8 = ff_transpose_8x8_8_sse2;
}
if (EXTERNAL_SSE2(cpu_flags) && pixstep == 2) {
v->transpose_8x8 = ff_transpose_8x8_16_sse2;
}
}
|
