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2ba45a60 DM |
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/cpu.h" | |
20 | #include "libavcodec/v210dec.h" | |
21 | ||
22 | extern void ff_v210_planar_unpack_unaligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); | |
23 | extern void ff_v210_planar_unpack_unaligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); | |
24 | ||
25 | extern void ff_v210_planar_unpack_aligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); | |
26 | extern void ff_v210_planar_unpack_aligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width); | |
27 | ||
28 | av_cold void v210_x86_init(V210DecContext *s) | |
29 | { | |
30 | int cpu_flags = av_get_cpu_flags(); | |
31 | ||
32 | #if HAVE_YASM | |
33 | if (s->aligned_input) { | |
34 | if (cpu_flags & AV_CPU_FLAG_SSSE3) | |
35 | s->unpack_frame = ff_v210_planar_unpack_aligned_ssse3; | |
36 | ||
37 | if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX) | |
38 | s->unpack_frame = ff_v210_planar_unpack_aligned_avx; | |
39 | } | |
40 | else { | |
41 | if (cpu_flags & AV_CPU_FLAG_SSSE3) | |
42 | s->unpack_frame = ff_v210_planar_unpack_unaligned_ssse3; | |
43 | ||
44 | if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX) | |
45 | s->unpack_frame = ff_v210_planar_unpack_unaligned_avx; | |
46 | } | |
47 | #endif | |
48 | } |