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2ba45a60 DM |
1 | /* |
2 | * ARM NEON optimised DSP 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 "libavutil/attributes.h" | |
23 | #include "libavutil/cpu.h" | |
24 | #include "libavutil/arm/cpu.h" | |
25 | #include "libavcodec/vorbisdsp.h" | |
26 | ||
27 | void ff_vorbis_inverse_coupling_neon(float *mag, float *ang, | |
28 | intptr_t blocksize); | |
29 | ||
30 | av_cold void ff_vorbisdsp_init_arm(VorbisDSPContext *c) | |
31 | { | |
32 | int cpu_flags = av_get_cpu_flags(); | |
33 | ||
34 | if (have_neon(cpu_flags)) { | |
35 | c->vorbis_inverse_coupling = ff_vorbis_inverse_coupling_neon; | |
36 | } | |
37 | } |