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2ba45a60 DM |
1 | /* |
2 | * ARM NEON optimised Float 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 <stdint.h> | |
23 | ||
24 | #include "libavutil/attributes.h" | |
25 | #include "libavutil/float_dsp.h" | |
26 | #include "float_dsp_arm.h" | |
27 | ||
28 | void ff_vector_fmul_neon(float *dst, const float *src0, const float *src1, int len); | |
29 | ||
30 | void ff_vector_fmac_scalar_neon(float *dst, const float *src, float mul, | |
31 | int len); | |
32 | ||
33 | void ff_vector_fmul_scalar_neon(float *dst, const float *src, float mul, | |
34 | int len); | |
35 | ||
36 | void ff_vector_fmul_window_neon(float *dst, const float *src0, | |
37 | const float *src1, const float *win, int len); | |
38 | ||
39 | void ff_vector_fmul_add_neon(float *dst, const float *src0, const float *src1, | |
40 | const float *src2, int len); | |
41 | ||
42 | void ff_vector_fmul_reverse_neon(float *dst, const float *src0, | |
43 | const float *src1, int len); | |
44 | ||
45 | void ff_butterflies_float_neon(float *v1, float *v2, int len); | |
46 | ||
47 | float ff_scalarproduct_float_neon(const float *v1, const float *v2, int len); | |
48 | ||
49 | av_cold void ff_float_dsp_init_neon(AVFloatDSPContext *fdsp) | |
50 | { | |
51 | fdsp->vector_fmul = ff_vector_fmul_neon; | |
52 | fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_neon; | |
53 | fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_neon; | |
54 | fdsp->vector_fmul_window = ff_vector_fmul_window_neon; | |
55 | fdsp->vector_fmul_add = ff_vector_fmul_add_neon; | |
56 | fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_neon; | |
57 | fdsp->butterflies_float = ff_butterflies_float_neon; | |
58 | fdsp->scalarproduct_float = ff_scalarproduct_float_neon; | |
59 | } |