FFmpeg
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
hpeldsp_init_aarch64.c
Go to the documentation of this file.
1 /*
2  * ARM NEON optimised DSP functions
3  * Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #include <stddef.h>
23 #include <stdint.h>
24 
25 #include "config.h"
26 
27 #include "libavutil/attributes.h"
28 #include "libavutil/cpu.h"
29 #include "libavutil/aarch64/cpu.h"
30 #include "libavcodec/hpeldsp.h"
31 
32 void ff_put_pixels16_neon(uint8_t *block, const uint8_t *pixels,
33  ptrdiff_t line_size, int h);
34 void ff_put_pixels16_x2_neon(uint8_t *block, const uint8_t *pixels,
35  ptrdiff_t line_size, int h);
36 void ff_put_pixels16_y2_neon(uint8_t *block, const uint8_t *pixels,
37  ptrdiff_t line_size, int h);
38 void ff_put_pixels16_xy2_neon(uint8_t *block, const uint8_t *pixels,
39  ptrdiff_t line_size, int h);
40 void ff_put_pixels8_neon(uint8_t *block, const uint8_t *pixels,
41  ptrdiff_t line_size, int h);
42 void ff_put_pixels8_x2_neon(uint8_t *block, const uint8_t *pixels,
43  ptrdiff_t line_size, int h);
44 void ff_put_pixels8_y2_neon(uint8_t *block, const uint8_t *pixels,
45  ptrdiff_t line_size, int h);
46 void ff_put_pixels8_xy2_neon(uint8_t *block, const uint8_t *pixels,
47  ptrdiff_t line_size, int h);
48 
49 void ff_put_pixels16_x2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
50  ptrdiff_t line_size, int h);
51 void ff_put_pixels16_y2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
52  ptrdiff_t line_size, int h);
53 void ff_put_pixels16_xy2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
54  ptrdiff_t line_size, int h);
55 void ff_put_pixels8_x2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
56  ptrdiff_t line_size, int h);
57 void ff_put_pixels8_y2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
58  ptrdiff_t line_size, int h);
59 void ff_put_pixels8_xy2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
60  ptrdiff_t line_size, int h);
61 
62 void ff_avg_pixels16_neon(uint8_t *block, const uint8_t *pixels,
63  ptrdiff_t line_size, int h);
64 void ff_avg_pixels16_x2_neon(uint8_t *block, const uint8_t *pixels,
65  ptrdiff_t line_size, int h);
66 void ff_avg_pixels16_y2_neon(uint8_t *block, const uint8_t *pixels,
67  ptrdiff_t line_size, int h);
68 void ff_avg_pixels16_xy2_neon(uint8_t *block, const uint8_t *pixels,
69  ptrdiff_t line_size, int h);
70 void ff_avg_pixels8_neon(uint8_t *block, const uint8_t *pixels,
71  ptrdiff_t line_size, int h);
72 void ff_avg_pixels8_x2_neon(uint8_t *block, const uint8_t *pixels,
73  ptrdiff_t line_size, int h);
74 void ff_avg_pixels8_y2_neon(uint8_t *block, const uint8_t *pixels,
75  ptrdiff_t line_size, int h);
76 void ff_avg_pixels8_xy2_neon(uint8_t *block, const uint8_t *pixels,
77  ptrdiff_t line_size, int h);
78 
79 void ff_avg_pixels16_x2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
80  ptrdiff_t line_size, int h);
81 void ff_avg_pixels16_y2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
82  ptrdiff_t line_size, int h);
83 void ff_avg_pixels16_xy2_no_rnd_neon(uint8_t *block, const uint8_t *pixels,
84  ptrdiff_t line_size, int h);
85 
86 av_cold void ff_hpeldsp_init_aarch64(HpelDSPContext *c, int flags)
87 {
88  int cpu_flags = av_get_cpu_flags();
89 
90  if (have_neon(cpu_flags)) {
91  c->put_pixels_tab[0][0] = ff_put_pixels16_neon;
92  c->put_pixels_tab[0][1] = ff_put_pixels16_x2_neon;
93  c->put_pixels_tab[0][2] = ff_put_pixels16_y2_neon;
94  c->put_pixels_tab[0][3] = ff_put_pixels16_xy2_neon;
95  c->put_pixels_tab[1][0] = ff_put_pixels8_neon;
96  c->put_pixels_tab[1][1] = ff_put_pixels8_x2_neon;
97  c->put_pixels_tab[1][2] = ff_put_pixels8_y2_neon;
98  c->put_pixels_tab[1][3] = ff_put_pixels8_xy2_neon;
99 
100  c->put_no_rnd_pixels_tab[0][0] = ff_put_pixels16_neon;
101  c->put_no_rnd_pixels_tab[0][1] = ff_put_pixels16_x2_no_rnd_neon;
102  c->put_no_rnd_pixels_tab[0][2] = ff_put_pixels16_y2_no_rnd_neon;
103  c->put_no_rnd_pixels_tab[0][3] = ff_put_pixels16_xy2_no_rnd_neon;
104  c->put_no_rnd_pixels_tab[1][0] = ff_put_pixels8_neon;
105  c->put_no_rnd_pixels_tab[1][1] = ff_put_pixels8_x2_no_rnd_neon;
106  c->put_no_rnd_pixels_tab[1][2] = ff_put_pixels8_y2_no_rnd_neon;
107  c->put_no_rnd_pixels_tab[1][3] = ff_put_pixels8_xy2_no_rnd_neon;
108 
109  c->avg_pixels_tab[0][0] = ff_avg_pixels16_neon;
110  c->avg_pixels_tab[0][1] = ff_avg_pixels16_x2_neon;
111  c->avg_pixels_tab[0][2] = ff_avg_pixels16_y2_neon;
112  c->avg_pixels_tab[0][3] = ff_avg_pixels16_xy2_neon;
113  c->avg_pixels_tab[1][0] = ff_avg_pixels8_neon;
114  c->avg_pixels_tab[1][1] = ff_avg_pixels8_x2_neon;
115  c->avg_pixels_tab[1][2] = ff_avg_pixels8_y2_neon;
116  c->avg_pixels_tab[1][3] = ff_avg_pixels8_xy2_neon;
117 
118  c->avg_no_rnd_pixels_tab[0] = ff_avg_pixels16_neon;
119  c->avg_no_rnd_pixels_tab[1] = ff_avg_pixels16_x2_no_rnd_neon;
120  c->avg_no_rnd_pixels_tab[2] = ff_avg_pixels16_y2_no_rnd_neon;
121  c->avg_no_rnd_pixels_tab[3] = ff_avg_pixels16_xy2_no_rnd_neon;
122  }
123 }
Generated on Sun Mar 8 2015 02:34:47 for FFmpeg by   doxygen 1.8.2