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/cpu.h"
21 #include "libavcodec/v210dec.h"
22
23 extern void ff_v210_planar_unpack_unaligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
24 extern void ff_v210_planar_unpack_unaligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
25 extern void ff_v210_planar_unpack_unaligned_avx2(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
26
27 extern void ff_v210_planar_unpack_aligned_ssse3(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
28 extern void ff_v210_planar_unpack_aligned_avx(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
29 extern void ff_v210_planar_unpack_aligned_avx2(const uint32_t *src, uint16_t *y, uint16_t *u, uint16_t *v, int width);
30
ff_v210_x86_init(V210DecContext *s)31 av_cold void ff_v210_x86_init(V210DecContext *s)
32 {
33 #if HAVE_X86ASM
34 int cpu_flags = av_get_cpu_flags();
35
36 if (s->aligned_input) {
37 if (cpu_flags & AV_CPU_FLAG_SSSE3)
38 s->unpack_frame = ff_v210_planar_unpack_aligned_ssse3;
39
40 if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX)
41 s->unpack_frame = ff_v210_planar_unpack_aligned_avx;
42
43 if (HAVE_AVX2_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX2)
44 s->unpack_frame = ff_v210_planar_unpack_aligned_avx2;
45 }
46 else {
47 if (cpu_flags & AV_CPU_FLAG_SSSE3)
48 s->unpack_frame = ff_v210_planar_unpack_unaligned_ssse3;
49
50 if (HAVE_AVX_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX)
51 s->unpack_frame = ff_v210_planar_unpack_unaligned_avx;
52
53 if (HAVE_AVX2_EXTERNAL && cpu_flags & AV_CPU_FLAG_AVX2)
54 s->unpack_frame = ff_v210_planar_unpack_unaligned_avx2;
55 }
56 #endif
57 }
58