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
19 #include "libavutil/aarch64/cpu.h"
20 #include "libavfilter/vf_nlmeans.h"
22 void ff_compute_safe_ssd_integral_image_neon(uint32_t *dst, ptrdiff_t dst_linesize_32,
23 const uint8_t *s1, ptrdiff_t linesize1,
24 const uint8_t *s2, ptrdiff_t linesize2,
27 av_cold void ff_nlmeans_init_aarch64(NLMeansDSPContext *dsp)
29 int cpu_flags = av_get_cpu_flags();
31 if (have_neon(cpu_flags))
32 dsp->compute_safe_ssd_integral_image = ff_compute_safe_ssd_integral_image_neon;