Commit | Line | Data |
---|---|---|
2ba45a60 DM |
1 | /* |
2 | * ARM NEON optimised H.264 chroma functions | |
3 | * Copyright (c) 2008 Mans Rullgard <mans@mansr.com> | |
4 | * | |
5 | * This file is part of FFmpeg. | |
6 | * | |
7 | * FFmpeg is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU Lesser General Public | |
9 | * License as published by the Free Software Foundation; either | |
10 | * version 2.1 of the License, or (at your option) any later version. | |
11 | * | |
12 | * FFmpeg is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
18 | * License along with FFmpeg; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
22 | #include <stdint.h> | |
23 | ||
24 | #include "libavutil/attributes.h" | |
25 | #include "libavutil/cpu.h" | |
26 | #include "libavutil/arm/cpu.h" | |
27 | #include "libavcodec/h264chroma.h" | |
28 | ||
29 | void ff_put_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int); | |
30 | void ff_put_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int); | |
31 | void ff_put_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int); | |
32 | ||
33 | void ff_avg_h264_chroma_mc8_neon(uint8_t *, uint8_t *, int, int, int, int); | |
34 | void ff_avg_h264_chroma_mc4_neon(uint8_t *, uint8_t *, int, int, int, int); | |
35 | void ff_avg_h264_chroma_mc2_neon(uint8_t *, uint8_t *, int, int, int, int); | |
36 | ||
37 | av_cold void ff_h264chroma_init_arm(H264ChromaContext *c, int bit_depth) | |
38 | { | |
39 | const int high_bit_depth = bit_depth > 8; | |
40 | int cpu_flags = av_get_cpu_flags(); | |
41 | ||
42 | if (have_neon(cpu_flags) && !high_bit_depth) { | |
43 | c->put_h264_chroma_pixels_tab[0] = ff_put_h264_chroma_mc8_neon; | |
44 | c->put_h264_chroma_pixels_tab[1] = ff_put_h264_chroma_mc4_neon; | |
45 | c->put_h264_chroma_pixels_tab[2] = ff_put_h264_chroma_mc2_neon; | |
46 | ||
47 | c->avg_h264_chroma_pixels_tab[0] = ff_avg_h264_chroma_mc8_neon; | |
48 | c->avg_h264_chroma_pixels_tab[1] = ff_avg_h264_chroma_mc4_neon; | |
49 | c->avg_h264_chroma_pixels_tab[2] = ff_avg_h264_chroma_mc2_neon; | |
50 | } | |
51 | } |