2 * Copyright (c) 2016 Google Inc.
4 * This file is part of FFmpeg.
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.
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.
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
23 #include "libavutil/attributes.h"
24 #include "libavutil/arm/cpu.h"
25 #include "libavcodec/vp9dsp.h"
27 #define declare_fpel(type, sz) \
28 void ff_vp9_##type##sz##_neon(uint8_t *dst, ptrdiff_t dst_stride, \
29 const uint8_t *src, ptrdiff_t src_stride, \
30 int h, int mx, int my)
32 #define declare_copy_avg(sz) \
33 declare_fpel(copy, sz); \
34 declare_fpel(avg , sz)
36 #define decl_mc_func(op, filter, dir, sz) \
37 void ff_vp9_##op##_##filter##sz##_##dir##_neon(uint8_t *dst, ptrdiff_t dst_stride, \
38 const uint8_t *src, ptrdiff_t src_stride, \
39 int h, int mx, int my)
41 #define define_8tap_2d_fn(op, filter, sz) \
42 static void op##_##filter##sz##_hv_neon(uint8_t *dst, ptrdiff_t dst_stride, \
43 const uint8_t *src, ptrdiff_t src_stride, \
44 int h, int mx, int my) \
46 LOCAL_ALIGNED_16(uint8_t, temp, [((1 + (sz < 64)) * sz + 8) * sz]); \
47 /* We only need h + 7 lines, but the horizontal filter assumes an \
48 * even number of rows, so filter h + 8 lines here. */ \
49 ff_vp9_put_##filter##sz##_h_neon(temp, sz, \
50 src - 3 * src_stride, src_stride, \
52 ff_vp9_##op##_##filter##sz##_v_neon(dst, dst_stride, \
57 #define decl_filter_funcs(op, dir, sz) \
58 decl_mc_func(op, regular, dir, sz); \
59 decl_mc_func(op, sharp, dir, sz); \
60 decl_mc_func(op, smooth, dir, sz)
62 #define decl_mc_funcs(sz) \
63 decl_filter_funcs(put, h, sz); \
64 decl_filter_funcs(avg, h, sz); \
65 decl_filter_funcs(put, v, sz); \
66 decl_filter_funcs(avg, v, sz); \
67 decl_filter_funcs(put, hv, sz); \
68 decl_filter_funcs(avg, hv, sz)
82 #define define_8tap_2d_funcs(sz) \
83 define_8tap_2d_fn(put, regular, sz) \
84 define_8tap_2d_fn(put, sharp, sz) \
85 define_8tap_2d_fn(put, smooth, sz) \
86 define_8tap_2d_fn(avg, regular, sz) \
87 define_8tap_2d_fn(avg, sharp, sz) \
88 define_8tap_2d_fn(avg, smooth, sz)
90 define_8tap_2d_funcs(64)
91 define_8tap_2d_funcs(32)
92 define_8tap_2d_funcs(16)
93 define_8tap_2d_funcs(8)
94 define_8tap_2d_funcs(4)
97 static av_cold void vp9dsp_mc_init_arm(VP9DSPContext *dsp, int bpp)
99 int cpu_flags = av_get_cpu_flags();
104 if (have_neon(cpu_flags)) {
105 #define init_fpel(idx1, idx2, sz, type) \
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##_neon
111 #define init_copy_avg(idx, sz) \
112 init_fpel(idx, 0, sz, copy); \
113 init_fpel(idx, 1, sz, avg)
115 #define init_mc_func(idx1, idx2, op, filter, fname, dir, mx, my, sz, pfx) \
116 dsp->mc[idx1][filter][idx2][mx][my] = pfx##op##_##fname##sz##_##dir##_neon
118 #define init_mc_funcs(idx, dir, mx, my, sz, pfx) \
119 init_mc_func(idx, 0, put, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
120 init_mc_func(idx, 0, put, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
121 init_mc_func(idx, 0, put, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx); \
122 init_mc_func(idx, 1, avg, FILTER_8TAP_REGULAR, regular, dir, mx, my, sz, pfx); \
123 init_mc_func(idx, 1, avg, FILTER_8TAP_SHARP, sharp, dir, mx, my, sz, pfx); \
124 init_mc_func(idx, 1, avg, FILTER_8TAP_SMOOTH, smooth, dir, mx, my, sz, pfx)
126 #define init_mc_funcs_dirs(idx, sz) \
127 init_mc_funcs(idx, h, 1, 0, sz, ff_vp9_); \
128 init_mc_funcs(idx, v, 0, 1, sz, ff_vp9_); \
129 init_mc_funcs(idx, hv, 1, 1, sz,)
131 init_copy_avg(0, 64);
132 init_copy_avg(1, 32);
133 init_copy_avg(2, 16);
137 init_mc_funcs_dirs(0, 64);
138 init_mc_funcs_dirs(1, 32);
139 init_mc_funcs_dirs(2, 16);
140 init_mc_funcs_dirs(3, 8);
141 init_mc_funcs_dirs(4, 4);
145 #define define_itxfm(type_a, type_b, sz) \
146 void ff_vp9_##type_a##_##type_b##_##sz##x##sz##_add_neon(uint8_t *_dst, \
148 int16_t *_block, int eob)
150 #define define_itxfm_funcs(sz) \
151 define_itxfm(idct, idct, sz); \
152 define_itxfm(iadst, idct, sz); \
153 define_itxfm(idct, iadst, sz); \
154 define_itxfm(iadst, iadst, sz)
156 define_itxfm_funcs(4);
157 define_itxfm_funcs(8);
158 define_itxfm_funcs(16);
159 define_itxfm(idct, idct, 32);
160 define_itxfm(iwht, iwht, 4);
163 static av_cold void vp9dsp_itxfm_init_arm(VP9DSPContext *dsp, int bpp)
165 int cpu_flags = av_get_cpu_flags();
170 if (have_neon(cpu_flags)) {
171 #define init_itxfm(tx, sz) \
172 dsp->itxfm_add[tx][DCT_DCT] = ff_vp9_idct_idct_##sz##_add_neon; \
173 dsp->itxfm_add[tx][DCT_ADST] = ff_vp9_iadst_idct_##sz##_add_neon; \
174 dsp->itxfm_add[tx][ADST_DCT] = ff_vp9_idct_iadst_##sz##_add_neon; \
175 dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_iadst_iadst_##sz##_add_neon
177 #define init_idct(tx, nm) \
178 dsp->itxfm_add[tx][DCT_DCT] = \
179 dsp->itxfm_add[tx][ADST_DCT] = \
180 dsp->itxfm_add[tx][DCT_ADST] = \
181 dsp->itxfm_add[tx][ADST_ADST] = ff_vp9_##nm##_add_neon
183 init_itxfm(TX_4X4, 4x4);
184 init_itxfm(TX_8X8, 8x8);
185 init_itxfm(TX_16X16, 16x16);
186 init_idct(TX_32X32, idct_idct_32x32);
187 init_idct(4, iwht_iwht_4x4);
191 #define define_loop_filter(dir, wd, size) \
192 void ff_vp9_loop_filter_##dir##_##wd##_##size##_neon(uint8_t *dst, ptrdiff_t stride, int E, int I, int H)
194 #define define_loop_filters(wd, size) \
195 define_loop_filter(h, wd, size); \
196 define_loop_filter(v, wd, size)
198 define_loop_filters(4, 8);
199 define_loop_filters(8, 8);
200 define_loop_filters(16, 8);
201 define_loop_filters(16, 16);
203 #define lf_mix_fn(dir, wd1, wd2, stridea) \
204 static void loop_filter_##dir##_##wd1##wd2##_16_neon(uint8_t *dst, \
206 int E, int I, int H) \
208 ff_vp9_loop_filter_##dir##_##wd1##_8_neon(dst, stride, E & 0xff, I & 0xff, H & 0xff); \
209 ff_vp9_loop_filter_##dir##_##wd2##_8_neon(dst + 8 * stridea, stride, E >> 8, I >> 8, H >> 8); \
212 #define lf_mix_fns(wd1, wd2) \
213 lf_mix_fn(h, wd1, wd2, stride) \
214 lf_mix_fn(v, wd1, wd2, sizeof(uint8_t))
221 static av_cold void vp9dsp_loopfilter_init_arm(VP9DSPContext *dsp, int bpp)
223 int cpu_flags = av_get_cpu_flags();
228 if (have_neon(cpu_flags)) {
229 dsp->loop_filter_8[0][1] = ff_vp9_loop_filter_v_4_8_neon;
230 dsp->loop_filter_8[0][0] = ff_vp9_loop_filter_h_4_8_neon;
231 dsp->loop_filter_8[1][1] = ff_vp9_loop_filter_v_8_8_neon;
232 dsp->loop_filter_8[1][0] = ff_vp9_loop_filter_h_8_8_neon;
233 dsp->loop_filter_8[2][1] = ff_vp9_loop_filter_v_16_8_neon;
234 dsp->loop_filter_8[2][0] = ff_vp9_loop_filter_h_16_8_neon;
236 dsp->loop_filter_16[0] = ff_vp9_loop_filter_h_16_16_neon;
237 dsp->loop_filter_16[1] = ff_vp9_loop_filter_v_16_16_neon;
239 dsp->loop_filter_mix2[0][0][0] = loop_filter_h_44_16_neon;
240 dsp->loop_filter_mix2[0][0][1] = loop_filter_v_44_16_neon;
241 dsp->loop_filter_mix2[0][1][0] = loop_filter_h_48_16_neon;
242 dsp->loop_filter_mix2[0][1][1] = loop_filter_v_48_16_neon;
243 dsp->loop_filter_mix2[1][0][0] = loop_filter_h_84_16_neon;
244 dsp->loop_filter_mix2[1][0][1] = loop_filter_v_84_16_neon;
245 dsp->loop_filter_mix2[1][1][0] = loop_filter_h_88_16_neon;
246 dsp->loop_filter_mix2[1][1][1] = loop_filter_v_88_16_neon;
250 av_cold void ff_vp9dsp_init_arm(VP9DSPContext *dsp, int bpp)
252 vp9dsp_mc_init_arm(dsp, bpp);
253 vp9dsp_loopfilter_init_arm(dsp, bpp);
254 vp9dsp_itxfm_init_arm(dsp, bpp);