FFmpeg
v210enc_init.c
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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/x86/cpu.h"
21 #include "libavcodec/v210enc.h"
22 
23 void ff_v210_planar_pack_8_ssse3(const uint8_t *y, const uint8_t *u,
24  const uint8_t *v, uint8_t *dst,
25  ptrdiff_t width);
26 void ff_v210_planar_pack_8_avx(const uint8_t *y, const uint8_t *u,
27  const uint8_t *v, uint8_t *dst, ptrdiff_t width);
28 void ff_v210_planar_pack_8_avx2(const uint8_t *y, const uint8_t *u,
29  const uint8_t *v, uint8_t *dst, ptrdiff_t width);
30 void ff_v210_planar_pack_10_ssse3(const uint16_t *y, const uint16_t *u,
31  const uint16_t *v, uint8_t *dst,
32  ptrdiff_t width);
33 void ff_v210_planar_pack_10_avx2(const uint16_t *y, const uint16_t *u,
34  const uint16_t *v, uint8_t *dst,
35  ptrdiff_t width);
36 
38 {
40 
42  s->pack_line_8 = ff_v210_planar_pack_8_ssse3;
43  s->pack_line_10 = ff_v210_planar_pack_10_ssse3;
44  }
45 
47  s->pack_line_8 = ff_v210_planar_pack_8_avx;
48 
49  if (EXTERNAL_AVX2(cpu_flags)) {
50  s->sample_factor_8 = 2;
51  s->pack_line_8 = ff_v210_planar_pack_8_avx2;
52  s->sample_factor_10 = 2;
53  s->pack_line_10 = ff_v210_planar_pack_10_avx2;
54  }
55 }
cpu.h
u
#define u(width, name, range_min, range_max)
Definition: cbs_h2645.c:264
ff_v210_planar_pack_8_avx2
void ff_v210_planar_pack_8_avx2(const uint8_t *y, const uint8_t *u, const uint8_t *v, uint8_t *dst, ptrdiff_t width)
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:95
cpu_flags
static atomic_int cpu_flags
Definition: cpu.c:50
EXTERNAL_AVX2
#define EXTERNAL_AVX2(flags)
Definition: cpu.h:78
av_cold
#define av_cold
Definition: attributes.h:90
width
#define width
s
#define s(width, name)
Definition: cbs_vp9.c:257
v210enc.h
V210EncContext
Definition: v210enc.h:26
attributes.h
ff_v210enc_init_x86
av_cold void ff_v210enc_init_x86(V210EncContext *s)
Definition: v210enc_init.c:37
ff_v210_planar_pack_8_ssse3
void ff_v210_planar_pack_8_ssse3(const uint8_t *y, const uint8_t *u, const uint8_t *v, uint8_t *dst, ptrdiff_t width)
EXTERNAL_AVX
#define EXTERNAL_AVX(flags)
Definition: cpu.h:70
ff_v210_planar_pack_10_avx2
void ff_v210_planar_pack_10_avx2(const uint16_t *y, const uint16_t *u, const uint16_t *v, uint8_t *dst, ptrdiff_t width)
ff_v210_planar_pack_10_ssse3
void ff_v210_planar_pack_10_ssse3(const uint16_t *y, const uint16_t *u, const uint16_t *v, uint8_t *dst, ptrdiff_t width)
EXTERNAL_SSSE3
#define EXTERNAL_SSSE3(flags)
Definition: cpu.h:65
ff_v210_planar_pack_8_avx
void ff_v210_planar_pack_8_avx(const uint8_t *y, const uint8_t *u, const uint8_t *v, uint8_t *dst, ptrdiff_t width)