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2ba45a60 DM |
1 | /* |
2 | * ARM NEON optimised audio 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 "libavcodec/audiodsp.h" | |
26 | #include "audiodsp_arm.h" | |
27 | ||
28 | void ff_vector_clipf_neon(float *dst, const float *src, float min, float max, | |
29 | int len); | |
30 | void ff_vector_clip_int32_neon(int32_t *dst, const int32_t *src, int32_t min, | |
31 | int32_t max, unsigned int len); | |
32 | ||
33 | int32_t ff_scalarproduct_int16_neon(const int16_t *v1, const int16_t *v2, int len); | |
34 | ||
35 | av_cold void ff_audiodsp_init_neon(AudioDSPContext *c) | |
36 | { | |
37 | c->vector_clip_int32 = ff_vector_clip_int32_neon; | |
38 | c->vector_clipf = ff_vector_clipf_neon; | |
39 | ||
40 | c->scalarproduct_int16 = ff_scalarproduct_int16_neon; | |
41 | } |