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/arm/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 declare_copy_avg(64);
73 declare_copy_avg(32);
74 declare_copy_avg(16);
75 declare_copy_avg(8);
76 declare_copy_avg(4);
77
78 decl_mc_funcs(64);
79 decl_mc_funcs(32);
80 decl_mc_funcs(16);
81 decl_mc_funcs(8);
82 decl_mc_funcs(4);
83
84 #define define_8tap_2d_funcs(sz) \
85 define_8tap_2d_fn(put, regular, sz) \
86 define_8tap_2d_fn(put, sharp, sz) \
87 define_8tap_2d_fn(put, smooth, sz) \
88 define_8tap_2d_fn(avg, regular, sz) \
89 define_8tap_2d_fn(avg, sharp, sz) \
90 define_8tap_2d_fn(avg, smooth, sz)
91
92 define_8tap_2d_funcs(64)
93 define_8tap_2d_funcs(32)
94 define_8tap_2d_funcs(16)
95 define_8tap_2d_funcs(8)
96 define_8tap_2d_funcs(4)
97
98
vp9dsp_mc_init_arm(VP9DSPContext * dsp)99 static av_cold void vp9dsp_mc_init_arm(VP9DSPContext *dsp)
100 {
101 int cpu_flags = av_get_cpu_flags();
102
103 if (have_neon(cpu_flags)) {
104 #define init_fpel(idx1, idx2, sz, type) \
105 dsp->mc[idx1][FILTER_8TAP_SMOOTH ][idx2][0][0] = \
106 dsp->mc[idx1][FILTER_8TAP_REGULAR][idx2][0][0] = \
107 dsp->mc[idx1][FILTER_8TAP_SHARP ][idx2][0][0] = \
108 dsp->mc[idx1][FILTER_BILINEAR ][idx2][0][0] = ff_vp9_##type##sz##_neon
109
110 #define init_copy_avg(idx, sz) \
111 init_fpel(idx, 0, sz, copy); \
112 init_fpel(idx, 1, sz, avg)
113
114 #define init_mc_func(idx1, idx2, op, filter, fname, dir, mx, my, sz, pfx) \
115 dsp->mc[idx1][filter][idx2][mx][my] = pfx##op##_##fname##sz##_##dir##_neon
116
117 #define init_mc_funcs(idx, dir, mx, my, sz, pfx) \
118 init_mc_func(idx, 0, put, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
119 init_mc_func(idx, 0, put, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
120 init_mc_func(idx, 0, put, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx); \
121 init_mc_func(idx, 1, avg, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
122 init_mc_func(idx, 1, avg, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
123 init_mc_func(idx, 1, avg, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx)
124
125 #define init_mc_funcs_dirs(idx, sz) \
126 init_mc_funcs(idx, h, 1, 0, sz, ff_vp9_); \
127 init_mc_funcs(idx, v, 0, 1, sz, ff_vp9_); \
128 init_mc_funcs(idx, hv, 1, 1, sz,)
129
130 init_copy_avg(0, 64);
131 init_copy_avg(1, 32);
132 init_copy_avg(2, 16);
133 init_copy_avg(3, 8);
134 init_copy_avg(4, 4);
135
136 init_mc_funcs_dirs(0, 64);
137 init_mc_funcs_dirs(1, 32);
138 init_mc_funcs_dirs(2, 16);
139 init_mc_funcs_dirs(3, 8);
140 init_mc_funcs_dirs(4, 4);
141 }
142 }
143
144 #define define_itxfm(type_a, type_b, sz) \
145 void ff_vp9_##type_a##_##type_b##_##sz##x##sz##_add_neon(uint8_t *_dst, \
146 ptrdiff_t stride, \
147 int16_t *_block, int eob)
148
149 #define define_itxfm_funcs(sz) \
150 define_itxfm(idct, idct, sz); \
151 define_itxfm(iadst, idct, sz); \
152 define_itxfm(idct, iadst, sz); \
153 define_itxfm(iadst, iadst, sz)
154
155 define_itxfm_funcs(4);
156 define_itxfm_funcs(8);
157 define_itxfm_funcs(16);
158 define_itxfm(idct, idct, 32);
159 define_itxfm(iwht, iwht, 4);
160
161
vp9dsp_itxfm_init_arm(VP9DSPContext * dsp)162 static av_cold void vp9dsp_itxfm_init_arm(VP9DSPContext *dsp)
163 {
164 int cpu_flags = av_get_cpu_flags();
165
166 if (have_neon(cpu_flags)) {
167 #define init_itxfm(tx, sz) \
168 dsp->itxfm_add[tx][DCT_DCT] = ff_vp9_idct_idct_##sz##_add_neon; \
169 dsp->itxfm_add[tx][DCT_ADST] = ff_vp9_iadst_idct_##sz##_add_neon; \
170 dsp->itxfm_add[tx][ADST_DCT] = ff_vp9_idct_iadst_##sz##_add_neon; \
171 dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_iadst_iadst_##sz##_add_neon
172
173 #define init_idct(tx, nm) \
174 dsp->itxfm_add[tx][DCT_DCT] = \
175 dsp->itxfm_add[tx][ADST_DCT] = \
176 dsp->itxfm_add[tx][DCT_ADST] = \
177 dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_##nm##_add_neon
178
179 init_itxfm(TX_4X4, 4x4);
180 init_itxfm(TX_8X8, 8x8);
181 init_itxfm(TX_16X16, 16x16);
182 init_idct(TX_32X32, idct_idct_32x32);
183 init_idct(4, iwht_iwht_4x4);
184 }
185 }
186
187 #define define_loop_filter(dir, wd, size) \
188 void ff_vp9_loop_filter_##dir##_##wd##_##size##_neon(uint8_t *dst, ptrdiff_t stride, int E, int I, int H)
189
190 #define define_loop_filters(wd, size) \
191 define_loop_filter(h, wd, size); \
192 define_loop_filter(v, wd, size)
193
194 define_loop_filters(4, 8);
195 define_loop_filters(8, 8);
196 define_loop_filters(16, 8);
197 define_loop_filters(16, 16);
198
199 define_loop_filters(44, 16);
200
201 #define lf_mix_fn(dir, wd1, wd2, stridea) \
202 static void loop_filter_##dir##_##wd1##wd2##_16_neon(uint8_t *dst, \
203 ptrdiff_t stride, \
204 int E, int I, int H) \
205 { \
206 ff_vp9_loop_filter_##dir##_##wd1##_8_neon(dst, stride, E & 0xff, I & 0xff, H & 0xff); \
207 ff_vp9_loop_filter_##dir##_##wd2##_8_neon(dst + 8 * stridea, stride, E >> 8, I >> 8, H >> 8); \
208 }
209
210 #define lf_mix_fns(wd1, wd2) \
211 lf_mix_fn(h, wd1, wd2, stride) \
212 lf_mix_fn(v, wd1, wd2, sizeof(uint8_t))
213
214 lf_mix_fns(4, 8)
215 lf_mix_fns(8, 4)
216 lf_mix_fns(8, 8)
217
vp9dsp_loopfilter_init_arm(VP9DSPContext * dsp)218 static av_cold void vp9dsp_loopfilter_init_arm(VP9DSPContext *dsp)
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] = loop_filter_h_48_16_neon;
236 dsp->loop_filter_mix2[0][1][1] = loop_filter_v_48_16_neon;
237 dsp->loop_filter_mix2[1][0][0] = loop_filter_h_84_16_neon;
238 dsp->loop_filter_mix2[1][0][1] = loop_filter_v_84_16_neon;
239 dsp->loop_filter_mix2[1][1][0] = loop_filter_h_88_16_neon;
240 dsp->loop_filter_mix2[1][1][1] = loop_filter_v_88_16_neon;
241 }
242 }
243
ff_vp9dsp_init_arm(VP9DSPContext * dsp,int bpp)244 av_cold void ff_vp9dsp_init_arm(VP9DSPContext *dsp, int bpp)
245 {
246 if (bpp == 10) {
247 ff_vp9dsp_init_10bpp_arm(dsp);
248 return;
249 } else if (bpp == 12) {
250 ff_vp9dsp_init_12bpp_arm(dsp);
251 return;
252 } else if (bpp != 8)
253 return;
254
255 vp9dsp_mc_init_arm(dsp);
256 vp9dsp_loopfilter_init_arm(dsp);
257 vp9dsp_itxfm_init_arm(dsp);
258 }
259