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1 | /* |
2 | * Copyright (c) 2011 Janne Grunau <janne-libav@jannau.net> | |
3 | * | |
4 | * This file is part of FFmpeg. | |
5 | * | |
6 | * FFmpeg is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2.1 of the License, or (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 GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with FFmpeg; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <stdint.h> | |
22 | ||
23 | #include "libavutil/attributes.h" | |
24 | #include "libavcodec/avcodec.h" | |
25 | #include "libavcodec/rv34dsp.h" | |
26 | #include "libavutil/arm/cpu.h" | |
27 | ||
28 | void ff_rv34_inv_transform_noround_neon(int16_t *block); | |
29 | ||
30 | void ff_rv34_inv_transform_noround_dc_neon(int16_t *block); | |
31 | ||
32 | void ff_rv34_idct_add_neon(uint8_t *dst, ptrdiff_t stride, int16_t *block); | |
33 | void ff_rv34_idct_dc_add_neon(uint8_t *dst, ptrdiff_t stride, int dc); | |
34 | ||
35 | av_cold void ff_rv34dsp_init_arm(RV34DSPContext *c) | |
36 | { | |
37 | int cpu_flags = av_get_cpu_flags(); | |
38 | ||
39 | if (have_neon(cpu_flags)) { | |
40 | c->rv34_inv_transform = ff_rv34_inv_transform_noround_neon; | |
41 | c->rv34_inv_transform_dc = ff_rv34_inv_transform_noround_dc_neon; | |
42 | ||
43 | c->rv34_idct_add = ff_rv34_idct_add_neon; | |
44 | c->rv34_idct_dc_add = ff_rv34_idct_dc_add_neon; | |
45 | } | |
46 | } |