1/*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19#include "config.h"
20
21#include "libavutil/attributes.h"
22#include "libavutil/aarch64/cpu.h"
23#include "libavcodec/aacpsdsp.h"
24
25void ff_ps_add_squares_neon(float *dst, const float (*src)[2], int n);
26void ff_ps_mul_pair_single_neon(float (*dst)[2], float (*src0)[2],
27                                float *src1, int n);
28void ff_ps_hybrid_analysis_neon(float (*out)[2], float (*in)[2],
29                                const float (*filter)[8][2],
30                                ptrdiff_t stride, int n);
31void ff_ps_stereo_interpolate_neon(float (*l)[2], float (*r)[2],
32                                   float h[2][4], float h_step[2][4],
33                                   int len);
34void ff_ps_stereo_interpolate_ipdopd_neon(float (*l)[2], float (*r)[2],
35                                          float h[2][4], float h_step[2][4],
36                                          int len);
37
38av_cold void ff_psdsp_init_aarch64(PSDSPContext *s)
39{
40    int cpu_flags = av_get_cpu_flags();
41
42    if (have_neon(cpu_flags)) {
43        s->add_squares           = ff_ps_add_squares_neon;
44        s->mul_pair_single       = ff_ps_mul_pair_single_neon;
45        s->hybrid_analysis       = ff_ps_hybrid_analysis_neon;
46        s->stereo_interpolate[0] = ff_ps_stereo_interpolate_neon;
47        s->stereo_interpolate[1] = ff_ps_stereo_interpolate_ipdopd_neon;
48    }
49}
50