FFmpeg
aacpsdsp_init_aarch64.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 
21 #include "libavutil/attributes.h"
22 #include "libavutil/aarch64/cpu.h"
23 #include "libavcodec/aacpsdsp.h"
24 
25 void ff_ps_add_squares_neon(float *dst, const float (*src)[2], int n);
26 void ff_ps_mul_pair_single_neon(float (*dst)[2], float (*src0)[2],
27  float *src1, int n);
28 void ff_ps_hybrid_analysis_neon(float (*out)[2], float (*in)[2],
29  const float (*filter)[8][2],
30  ptrdiff_t stride, int n);
31 void ff_ps_stereo_interpolate_neon(float (*l)[2], float (*r)[2],
32  float h[2][4], float h_step[2][4],
33  int len);
34 void 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 
39 {
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 }
ff_ps_mul_pair_single_neon
void ff_ps_mul_pair_single_neon(float(*dst)[2], float(*src0)[2], float *src1, int n)
r
const char * r
Definition: vf_curves.c:127
out
FILE * out
Definition: movenc.c:55
src1
const pixel * src1
Definition: h264pred_template.c:421
filter
void(* filter)(uint8_t *src, int stride, int qscale)
Definition: h263dsp.c:29
av_get_cpu_flags
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:107
cpu_flags
static atomic_int cpu_flags
Definition: cpu.c:56
ff_ps_add_squares_neon
void ff_ps_add_squares_neon(float *dst, const float(*src)[2], int n)
av_cold
#define av_cold
Definition: attributes.h:90
aacpsdsp.h
s
#define s(width, name)
Definition: cbs_vp9.c:198
ff_ps_hybrid_analysis_neon
void ff_ps_hybrid_analysis_neon(float(*out)[2], float(*in)[2], const float(*filter)[8][2], ptrdiff_t stride, int n)
dst
uint8_t ptrdiff_t const uint8_t ptrdiff_t int intptr_t intptr_t int int16_t * dst
Definition: dsp.h:83
ff_ps_stereo_interpolate_ipdopd_neon
void ff_ps_stereo_interpolate_ipdopd_neon(float(*l)[2], float(*r)[2], float h[2][4], float h_step[2][4], int len)
have_neon
#define have_neon(flags)
Definition: cpu.h:26
attributes.h
len
int len
Definition: vorbis_enc_data.h:426
stride
#define stride
Definition: h264pred_template.c:537
ff_psdsp_init_aarch64
av_cold void ff_psdsp_init_aarch64(PSDSPContext *s)
Definition: aacpsdsp_init_aarch64.c:38
PSDSPContext
Definition: aacpsdsp.h:32
src0
const pixel *const src0
Definition: h264pred_template.c:420
h
h
Definition: vp9dsp_template.c:2070
cpu.h
ff_ps_stereo_interpolate_neon
void ff_ps_stereo_interpolate_neon(float(*l)[2], float(*r)[2], float h[2][4], float h_step[2][4], int len)
src
#define src
Definition: vp8dsp.c:248