FFmpeg
af_anlmdn_init.c
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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 #include "libavutil/attributes.h"
21 #include "libavutil/cpu.h"
22 #include "libavutil/x86/cpu.h"
24 
25 float ff_compute_distance_ssd_sse(const float *f1, const float *f2,
26  ptrdiff_t len);
27 
29 {
31 
32  if (EXTERNAL_SSE(cpu_flags)) {
33  s->compute_distance_ssd = ff_compute_distance_ssd_sse;
34  }
35 }
cpu.h
af_anlmdndsp.h
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:103
cpu_flags
static atomic_int cpu_flags
Definition: cpu.c:52
av_cold
#define av_cold
Definition: attributes.h:90
ff_anlmdn_init_x86
av_cold void ff_anlmdn_init_x86(AudioNLMDNDSPContext *s)
Definition: af_anlmdn_init.c:28
s
#define s(width, name)
Definition: cbs_vp9.c:256
EXTERNAL_SSE
#define EXTERNAL_SSE(flags)
Definition: cpu.h:58
AudioNLMDNDSPContext
Definition: af_anlmdndsp.h:31
cpu.h
attributes.h
ff_compute_distance_ssd_sse
float ff_compute_distance_ssd_sse(const float *f1, const float *f2, ptrdiff_t len)
len
int len
Definition: vorbis_enc_data.h:426