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/aarch64/cpu.h"
22 #include "libavcodec/aacpsdsp.h"
23
24 void ff_ps_add_squares_neon(float *dst, const float (*src)[2], int n);
25 void ff_ps_mul_pair_single_neon(float (*dst)[2], float (*src0)[2],
26 float *src1, int n);
27 void ff_ps_hybrid_analysis_neon(float (*out)[2], float (*in)[2],
28 const float (*filter)[8][2],
29 ptrdiff_t stride, int n);
30 void ff_ps_stereo_interpolate_neon(float (*l)[2], float (*r)[2],
31 float h[2][4], float h_step[2][4],
32 int len);
33 void ff_ps_stereo_interpolate_ipdopd_neon(float (*l)[2], float (*r)[2],
34 float h[2][4], float h_step[2][4],
35 int len);
36
ff_psdsp_init_aarch64(PSDSPContext * s)37 av_cold void ff_psdsp_init_aarch64(PSDSPContext *s)
38 {
39 int cpu_flags = av_get_cpu_flags();
40
41 if (have_neon(cpu_flags)) {
42 s->add_squares = ff_ps_add_squares_neon;
43 s->mul_pair_single = ff_ps_mul_pair_single_neon;
44 s->hybrid_analysis = ff_ps_hybrid_analysis_neon;
45 s->stereo_interpolate[0] = ff_ps_stereo_interpolate_neon;
46 s->stereo_interpolate[1] = ff_ps_stereo_interpolate_ipdopd_neon;
47 }
48 }
49