FFmpeg
vp9dsp_init_aarch64.c
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1 /*
2  * Copyright (c) 2016 Google Inc.
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include <stdint.h>
22 
23 #include "libavutil/attributes.h"
24 #include "libavutil/internal.h"
25 #include "libavutil/aarch64/cpu.h"
26 #include "libavcodec/vp9dsp.h"
27 #include "vp9dsp_init.h"
28 
29 #define declare_fpel(type, sz) \
30 void ff_vp9_##type##sz##_neon(uint8_t *dst, ptrdiff_t dst_stride, \
31  const uint8_t *src, ptrdiff_t src_stride, \
32  int h, int mx, int my)
33 
34 #define declare_copy_avg(sz) \
35  declare_fpel(copy, sz); \
36  declare_fpel(avg , sz)
37 
38 #define decl_mc_func(op, filter, dir, sz) \
39 void ff_vp9_##op##_##filter##sz##_##dir##_neon(uint8_t *dst, ptrdiff_t dst_stride, \
40  const uint8_t *src, ptrdiff_t src_stride, \
41  int h, int mx, int my)
42 
43 #define define_8tap_2d_fn(op, filter, sz) \
44 static void op##_##filter##sz##_hv_neon(uint8_t *dst, ptrdiff_t dst_stride, \
45  const uint8_t *src, ptrdiff_t src_stride, \
46  int h, int mx, int my) \
47 { \
48  LOCAL_ALIGNED_16(uint8_t, temp, [((1 + (sz < 64)) * sz + 8) * sz]); \
49  /* We only need h + 7 lines, but the horizontal filter assumes an \
50  * even number of rows, so filter h + 8 lines here. */ \
51  ff_vp9_put_##filter##sz##_h_neon(temp, sz, \
52  src - 3 * src_stride, src_stride, \
53  h + 8, mx, 0); \
54  ff_vp9_##op##_##filter##sz##_v_neon(dst, dst_stride, \
55  temp + 3 * sz, sz, \
56  h, 0, my); \
57 }
58 
59 #define decl_filter_funcs(op, dir, sz) \
60  decl_mc_func(op, regular, dir, sz); \
61  decl_mc_func(op, sharp, dir, sz); \
62  decl_mc_func(op, smooth, dir, sz)
63 
64 #define decl_mc_funcs(sz) \
65  decl_filter_funcs(put, h, sz); \
66  decl_filter_funcs(avg, h, sz); \
67  decl_filter_funcs(put, v, sz); \
68  decl_filter_funcs(avg, v, sz); \
69  decl_filter_funcs(put, hv, sz); \
70  decl_filter_funcs(avg, hv, sz)
71 
72 #define ff_vp9_copy32_neon ff_vp9_copy32_aarch64
73 #define ff_vp9_copy64_neon ff_vp9_copy64_aarch64
74 
80 
81 decl_mc_funcs(64);
82 decl_mc_funcs(32);
83 decl_mc_funcs(16);
84 decl_mc_funcs(8);
85 decl_mc_funcs(4);
86 
87 #define define_8tap_2d_funcs(sz) \
88  define_8tap_2d_fn(put, regular, sz) \
89  define_8tap_2d_fn(put, sharp, sz) \
90  define_8tap_2d_fn(put, smooth, sz) \
91  define_8tap_2d_fn(avg, regular, sz) \
92  define_8tap_2d_fn(avg, sharp, sz) \
93  define_8tap_2d_fn(avg, smooth, sz)
94 
100 
101 static av_cold void vp9dsp_mc_init_aarch64(VP9DSPContext *dsp)
102 {
103  int cpu_flags = av_get_cpu_flags();
104 
105 #define init_fpel(idx1, idx2, sz, type, suffix) \
106  dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \
107  dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \
108  dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][0][0] = \
109  dsp->mc[idx1][FILTER_BILINEAR ][idx2][0][0] = ff_vp9_##type##sz##suffix
110 
111 #define init_copy(idx, sz, suffix) \
112  init_fpel(idx, 0, sz, copy, suffix)
113 
114 #define init_avg(idx, sz, suffix) \
115  init_fpel(idx, 1, sz, avg, suffix)
116 
117 #define init_copy_avg(idx, sz) \
118  init_copy(idx, sz, _neon); \
119  init_avg (idx, sz, _neon)
120 
121  if (have_armv8(cpu_flags)) {
122  init_copy(0, 64, _aarch64);
123  init_copy(1, 32, _aarch64);
124  }
125 
126  if (have_neon(cpu_flags)) {
127 #define init_mc_func(idx1, idx2, op, filter, fname, dir, mx, my, sz, pfx) \
128  dsp->mc[idx1][filter][idx2][mx][my] = pfx##op##_##fname##sz##_##dir##_neon
129 
130 #define init_mc_funcs(idx, dir, mx, my, sz, pfx) \
131  init_mc_func(idx, 0, put, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
132  init_mc_func(idx, 0, put, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
133  init_mc_func(idx, 0, put, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx); \
134  init_mc_func(idx, 1, avg, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
135  init_mc_func(idx, 1, avg, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
136  init_mc_func(idx, 1, avg, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx)
137 
138 #define init_mc_funcs_dirs(idx, sz) \
139  init_mc_funcs(idx, h, 1, 0, sz, ff_vp9_); \
140  init_mc_funcs(idx, v, 0, 1, sz, ff_vp9_); \
141  init_mc_funcs(idx, hv, 1, 1, sz,)
142 
143  init_avg(0, 64, _neon);
144  init_avg(1, 32, _neon);
145  init_copy_avg(2, 16);
146  init_copy_avg(3, 8);
147  init_copy_avg(4, 4);
148 
149  init_mc_funcs_dirs(0, 64);
150  init_mc_funcs_dirs(1, 32);
151  init_mc_funcs_dirs(2, 16);
152  init_mc_funcs_dirs(3, 8);
153  init_mc_funcs_dirs(4, 4);
154  }
155 }
156 
157 #define define_itxfm(type_a, type_b, sz) \
158 void ff_vp9_##type_a##_##type_b##_##sz##x##sz##_add_neon(uint8_t *_dst, \
159  ptrdiff_t stride, \
160  int16_t *_block, int eob)
161 
162 #define define_itxfm_funcs(sz) \
163  define_itxfm(idct, idct, sz); \
164  define_itxfm(iadst, idct, sz); \
165  define_itxfm(idct, iadst, sz); \
166  define_itxfm(iadst, iadst, sz)
167 
171 define_itxfm(idct, idct, 32);
172 define_itxfm(iwht, iwht, 4);
173 
174 
176 {
177  int cpu_flags = av_get_cpu_flags();
178 
179  if (have_neon(cpu_flags)) {
180 #define init_itxfm(tx, sz) \
181  dsp->itxfm_add[tx][DCT_DCT] = ff_vp9_idct_idct_##sz##_add_neon; \
182  dsp->itxfm_add[tx][DCT_ADST] = ff_vp9_iadst_idct_##sz##_add_neon; \
183  dsp->itxfm_add[tx][ADST_DCT] = ff_vp9_idct_iadst_##sz##_add_neon; \
184  dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_iadst_iadst_##sz##_add_neon
185 
186 #define init_idct(tx, nm) \
187  dsp->itxfm_add[tx][DCT_DCT] = \
188  dsp->itxfm_add[tx][ADST_DCT] = \
189  dsp->itxfm_add[tx][DCT_ADST] = \
190  dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_##nm##_add_neon
191 
192  init_itxfm(TX_4X4, 4x4);
193  init_itxfm(TX_8X8, 8x8);
194  init_itxfm(TX_16X16, 16x16);
195  init_idct(TX_32X32, idct_idct_32x32);
196  init_idct(4, iwht_iwht_4x4);
197  }
198 }
199 
200 #define define_loop_filter(dir, wd, len) \
201 void ff_vp9_loop_filter_##dir##_##wd##_##len##_neon(uint8_t *dst, ptrdiff_t stride, int E, int I, int H)
202 
203 #define define_loop_filters(wd, len) \
204  define_loop_filter(h, wd, len); \
205  define_loop_filter(v, wd, len)
206 
207 define_loop_filters(4, 8);
208 define_loop_filters(8, 8);
209 define_loop_filters(16, 8);
210 
211 define_loop_filters(16, 16);
212 
213 define_loop_filters(44, 16);
214 define_loop_filters(48, 16);
215 define_loop_filters(84, 16);
216 define_loop_filters(88, 16);
217 
219 {
220  int cpu_flags = av_get_cpu_flags();
221 
222  if (have_neon(cpu_flags)) {
223  dsp->loop_filter_8[0][1] = ff_vp9_loop_filter_v_4_8_neon;
224  dsp->loop_filter_8[0][0] = ff_vp9_loop_filter_h_4_8_neon;
225  dsp->loop_filter_8[1][1] = ff_vp9_loop_filter_v_8_8_neon;
226  dsp->loop_filter_8[1][0] = ff_vp9_loop_filter_h_8_8_neon;
227  dsp->loop_filter_8[2][1] = ff_vp9_loop_filter_v_16_8_neon;
228  dsp->loop_filter_8[2][0] = ff_vp9_loop_filter_h_16_8_neon;
229 
230  dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_neon;
231  dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_neon;
232 
233  dsp->loop_filter_mix2[0][0][0] = ff_vp9_loop_filter_h_44_16_neon;
234  dsp->loop_filter_mix2[0][0][1] = ff_vp9_loop_filter_v_44_16_neon;
235  dsp->loop_filter_mix2[0][1][0] = ff_vp9_loop_filter_h_48_16_neon;
236  dsp->loop_filter_mix2[0][1][1] = ff_vp9_loop_filter_v_48_16_neon;
237  dsp->loop_filter_mix2[1][0][0] = ff_vp9_loop_filter_h_84_16_neon;
238  dsp->loop_filter_mix2[1][0][1] = ff_vp9_loop_filter_v_84_16_neon;
239  dsp->loop_filter_mix2[1][1][0] = ff_vp9_loop_filter_h_88_16_neon;
240  dsp->loop_filter_mix2[1][1][1] = ff_vp9_loop_filter_v_88_16_neon;
241  }
242 }
243 
245 {
246  if (bpp == 10) {
248  return;
249  } else if (bpp == 12) {
251  return;
252  } else if (bpp != 8)
253  return;
254 
255  vp9dsp_mc_init_aarch64(dsp);
258 }
static void idct(int16_t block[64])
Definition: 4xm.c:163
#define decl_mc_funcs(sz)
av_cold void ff_vp9dsp_init_aarch64(VP9DSPContext *dsp, int bpp)
#define define_8tap_2d_funcs(sz)
static atomic_int cpu_flags
Definition: cpu.c:50
static av_cold void vp9dsp_loopfilter_init_aarch64(VP9DSPContext *dsp)
static av_cold void vp9dsp_itxfm_init_aarch64(VP9DSPContext *dsp)
Macro definitions for various function/variable attributes.
Definition: vp9.h:29
#define av_cold
Definition: attributes.h:88
#define define_loop_filters(wd, len)
Definition: vp9.h:30
Definition: vp9.h:28
#define init_copy(idx, sz, suffix)
#define init_copy_avg(idx, sz)
#define define_itxfm_funcs(sz)
common internal API header
#define have_neon(flags)
Definition: cpu.h:26
#define declare_copy_avg(sz)
void(* loop_filter_16[2])(uint8_t *dst, ptrdiff_t stride, int mb_lim, int lim, int hev_thr)
Definition: vp9dsp.h:88
#define have_armv8(flags)
Definition: cpu.h:25
void(* loop_filter_mix2[2][2][2])(uint8_t *dst, ptrdiff_t stride, int mb_lim, int lim, int hev_thr)
Definition: vp9dsp.h:102
void(* loop_filter_8[3][2])(uint8_t *dst, ptrdiff_t stride, int mb_lim, int lim, int hev_thr)
Definition: vp9dsp.h:80
#define init_itxfm(tx, sz)
#define init_mc_funcs_dirs(idx, sz)
int av_get_cpu_flags(void)
Return the flags which specify extensions supported by the CPU.
Definition: cpu.c:95
void ff_vp9dsp_init_10bpp_aarch64(VP9DSPContext *dsp)
#define init_idct(tx, nm)
void ff_vp9dsp_init_12bpp_aarch64(VP9DSPContext *dsp)
#define init_avg(idx, sz, suffix)
#define define_itxfm(type_a, type_b, sz)
Definition: vp9.h:31