2 * This file is part of FFmpeg.
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.
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.
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
21 #include "libavutil/attributes.h"
22 #include "libavutil/aarch64/cpu.h"
23 #include "libavcodec/mpegaudiodsp.h"
26 void ff_mpadsp_apply_window_fixed_neon(int32_t *synth_buf, int32_t *window,
27 int *dither, int16_t *samples, int incr);
28 void ff_mpadsp_apply_window_float_neon(float *synth_buf, float *window,
29 int *dither, float *samples, int incr);
31 av_cold void ff_mpadsp_init_aarch64(MPADSPContext *s)
33 int cpu_flags = av_get_cpu_flags();
35 if (have_neon(cpu_flags)) {
36 s->apply_window_fixed = ff_mpadsp_apply_window_fixed_neon;
37 s->apply_window_float = ff_mpadsp_apply_window_float_neon;