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1 | /* |
2 | * Copyright (C) 2014 Kieran Kunhya <kierank@obe.tv> | |
3 | * | |
4 | * This file is part of FFmpeg. | |
5 | * | |
6 | * FFmpeg is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * FFmpeg is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License along | |
17 | * with FFmpeg; if not, write to the Free Software Foundation, Inc., | |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 | */ | |
20 | ||
21 | #include "libavutil/attributes.h" | |
22 | #include "libavutil/cpu.h" | |
23 | #include "libavutil/internal.h" | |
24 | #include "libavutil/mem.h" | |
25 | #include "libavutil/x86/asm.h" | |
26 | #include "libavutil/x86/cpu.h" | |
27 | ||
28 | #include "libavfilter/interlace.h" | |
29 | ||
30 | void ff_lowpass_line_sse2(uint8_t *dstp, ptrdiff_t linesize, | |
31 | const uint8_t *srcp, | |
32 | const uint8_t *srcp_above, | |
33 | const uint8_t *srcp_below); | |
34 | void ff_lowpass_line_avx (uint8_t *dstp, ptrdiff_t linesize, | |
35 | const uint8_t *srcp, | |
36 | const uint8_t *srcp_above, | |
37 | const uint8_t *srcp_below); | |
38 | ||
39 | av_cold void ff_interlace_init_x86(InterlaceContext *s) | |
40 | { | |
41 | int cpu_flags = av_get_cpu_flags(); | |
42 | ||
43 | if (EXTERNAL_SSE2(cpu_flags)) | |
44 | s->lowpass_line = ff_lowpass_line_sse2; | |
45 | if (EXTERNAL_AVX(cpu_flags)) | |
46 | s->lowpass_line = ff_lowpass_line_avx; | |
47 | } |