1 /*
2  * Copyright (c) 2016, Alliance for Open Media. All rights reserved
3  *
4  * This source code is subject to the terms of the BSD 2 Clause License and
5  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6  * was not distributed with this source code in the LICENSE file, you can
7  * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8  * Media Patent License 1.0 was not distributed with this source code in the
9  * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10  */
11 #ifndef AOM_DSP_X86_CONVOLVE_H_
12 #define AOM_DSP_X86_CONVOLVE_H_
13 
14 #include <assert.h>
15 
16 #include "./aom_config.h"
17 #include "aom/aom_integer.h"
18 #include "aom_ports/mem.h"
19 #include "aom_dsp/aom_convolve.h"
20 
21 typedef void filter8_1dfunction(const uint8_t *src_ptr, ptrdiff_t src_pitch,
22                                 uint8_t *output_ptr, ptrdiff_t out_pitch,
23                                 uint32_t output_height, const int16_t *filter);
24 
25 #define FUN_CONV_1D(name, step_q4, filter, dir, src_start, avg, opt)         \
26   void aom_convolve8_##name##_##opt(                                         \
27       const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,                \
28       ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4,          \
29       const int16_t *filter_y, int y_step_q4, int w, int h) {                \
30     (void)filter_x;                                                          \
31     (void)x_step_q4;                                                         \
32     (void)filter_y;                                                          \
33     (void)y_step_q4;                                                         \
34     assert((-128 <= filter[3]) && (filter[3] <= 127));                       \
35     assert(step_q4 == 16);                                                   \
36     if (filter[0] | filter[1] | filter[2]) {                                 \
37       while (w >= 16) {                                                      \
38         aom_filter_block1d16_##dir##8_##avg##opt(src_start, src_stride, dst, \
39                                                  dst_stride, h, filter);     \
40         src += 16;                                                           \
41         dst += 16;                                                           \
42         w -= 16;                                                             \
43       }                                                                      \
44       while (w >= 8) {                                                       \
45         aom_filter_block1d8_##dir##8_##avg##opt(src_start, src_stride, dst,  \
46                                                 dst_stride, h, filter);      \
47         src += 8;                                                            \
48         dst += 8;                                                            \
49         w -= 8;                                                              \
50       }                                                                      \
51       while (w >= 4) {                                                       \
52         aom_filter_block1d4_##dir##8_##avg##opt(src_start, src_stride, dst,  \
53                                                 dst_stride, h, filter);      \
54         src += 4;                                                            \
55         dst += 4;                                                            \
56         w -= 4;                                                              \
57       }                                                                      \
58     } else {                                                                 \
59       while (w >= 16) {                                                      \
60         aom_filter_block1d16_##dir##2_##avg##opt(src, src_stride, dst,       \
61                                                  dst_stride, h, filter);     \
62         src += 16;                                                           \
63         dst += 16;                                                           \
64         w -= 16;                                                             \
65       }                                                                      \
66       while (w >= 8) {                                                       \
67         aom_filter_block1d8_##dir##2_##avg##opt(src, src_stride, dst,        \
68                                                 dst_stride, h, filter);      \
69         src += 8;                                                            \
70         dst += 8;                                                            \
71         w -= 8;                                                              \
72       }                                                                      \
73       while (w >= 4) {                                                       \
74         aom_filter_block1d4_##dir##2_##avg##opt(src, src_stride, dst,        \
75                                                 dst_stride, h, filter);      \
76         src += 4;                                                            \
77         dst += 4;                                                            \
78         w -= 4;                                                              \
79       }                                                                      \
80     }                                                                        \
81     if (w) {                                                                 \
82       aom_convolve8_##name##_c(src, src_stride, dst, dst_stride, filter_x,   \
83                                x_step_q4, filter_y, y_step_q4, w, h);        \
84     }                                                                        \
85   }
86 
87 #define FUN_CONV_2D(avg, opt)                                                \
88   void aom_convolve8_##avg##opt(                                             \
89       const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,                \
90       ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4,          \
91       const int16_t *filter_y, int y_step_q4, int w, int h) {                \
92     assert((-128 <= filter_x[3]) && (filter_x[3] <= 127));                   \
93     assert((-128 <= filter_y[3]) && (filter_y[3] <= 127));                   \
94     assert(w <= MAX_SB_SIZE);                                                \
95     assert(h <= MAX_SB_SIZE);                                                \
96     assert(x_step_q4 == 16);                                                 \
97     assert(y_step_q4 == 16);                                                 \
98     if (filter_x[0] || filter_x[1] || filter_x[2] || filter_y[0] ||          \
99         filter_y[1] || filter_y[2]) {                                        \
100       DECLARE_ALIGNED(16, uint8_t, fdata2[MAX_SB_SIZE * (MAX_SB_SIZE + 7)]); \
101       aom_convolve8_horiz_##opt(src - 3 * src_stride, src_stride, fdata2,    \
102                                 MAX_SB_SIZE, filter_x, x_step_q4, filter_y,  \
103                                 y_step_q4, w, h + 7);                        \
104       aom_convolve8_##avg##vert_##opt(fdata2 + 3 * MAX_SB_SIZE, MAX_SB_SIZE, \
105                                       dst, dst_stride, filter_x, x_step_q4,  \
106                                       filter_y, y_step_q4, w, h);            \
107     } else {                                                                 \
108       DECLARE_ALIGNED(16, uint8_t, fdata2[MAX_SB_SIZE * (MAX_SB_SIZE + 1)]); \
109       aom_convolve8_horiz_##opt(src, src_stride, fdata2, MAX_SB_SIZE,        \
110                                 filter_x, x_step_q4, filter_y, y_step_q4, w, \
111                                 h + 1);                                      \
112       aom_convolve8_##avg##vert_##opt(fdata2, MAX_SB_SIZE, dst, dst_stride,  \
113                                       filter_x, x_step_q4, filter_y,         \
114                                       y_step_q4, w, h);                      \
115     }                                                                        \
116   }
117 
118 #if CONFIG_LOOP_RESTORATION
119 // convolve_add_src is only used by the Wiener filter, which will never
120 // end up calling the bilinear functions (it uses a symmetric filter, so
121 // the possible numbers of taps are 1,3,5,7)
122 #define FUN_CONV_1D_NO_BILINEAR(name, step_q4, filter, dir, src_start, avg, \
123                                 opt)                                        \
124   void aom_convolve8_##name##_##opt(                                        \
125       const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,               \
126       ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4,         \
127       const int16_t *filter_y, int y_step_q4, int w, int h) {               \
128     (void)filter_x;                                                         \
129     (void)x_step_q4;                                                        \
130     (void)filter_y;                                                         \
131     (void)y_step_q4;                                                        \
132     assert((-128 <= filter[3]) && (filter[3] <= 127));                      \
133     assert(step_q4 == 16);                                                  \
134     while (w >= 16) {                                                       \
135       aom_filter_block1d16_##dir##8_##avg##opt(src_start, src_stride, dst,  \
136                                                dst_stride, h, filter);      \
137       src += 16;                                                            \
138       dst += 16;                                                            \
139       w -= 16;                                                              \
140     }                                                                       \
141     while (w >= 8) {                                                        \
142       aom_filter_block1d8_##dir##8_##avg##opt(src_start, src_stride, dst,   \
143                                               dst_stride, h, filter);       \
144       src += 8;                                                             \
145       dst += 8;                                                             \
146       w -= 8;                                                               \
147     }                                                                       \
148     while (w >= 4) {                                                        \
149       aom_filter_block1d4_##dir##8_##avg##opt(src_start, src_stride, dst,   \
150                                               dst_stride, h, filter);       \
151       src += 4;                                                             \
152       dst += 4;                                                             \
153       w -= 4;                                                               \
154     }                                                                       \
155     if (w) {                                                                \
156       aom_convolve8_##name##_c(src, src_stride, dst, dst_stride, filter_x,  \
157                                x_step_q4, filter_y, y_step_q4, w, h);       \
158     }                                                                       \
159   }
160 
161 #define FUN_CONV_2D_NO_BILINEAR(type, htype, opt)                           \
162   void aom_convolve8_##type##opt(                                           \
163       const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,               \
164       ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4,         \
165       const int16_t *filter_y, int y_step_q4, int w, int h) {               \
166     DECLARE_ALIGNED(16, uint8_t, fdata2[MAX_SB_SIZE * (MAX_SB_SIZE + 7)]);  \
167     assert((-128 <= filter_x[3]) && (filter_x[3] <= 127));                  \
168     assert((-128 <= filter_y[3]) && (filter_y[3] <= 127));                  \
169     assert(w <= MAX_SB_SIZE);                                               \
170     assert(h <= MAX_SB_SIZE);                                               \
171     assert(x_step_q4 == 16);                                                \
172     assert(y_step_q4 == 16);                                                \
173     aom_convolve8_##htype##horiz_##opt(                                     \
174         src - 3 * src_stride, src_stride, fdata2, MAX_SB_SIZE, filter_x,    \
175         x_step_q4, filter_y, y_step_q4, w, h + 7);                          \
176     aom_convolve8_##type##vert_##opt(fdata2 + 3 * MAX_SB_SIZE, MAX_SB_SIZE, \
177                                      dst, dst_stride, filter_x, x_step_q4,  \
178                                      filter_y, y_step_q4, w, h);            \
179   }
180 #endif
181 
182 #if CONFIG_HIGHBITDEPTH
183 typedef void highbd_filter8_1dfunction(const uint16_t *src_ptr,
184                                        const ptrdiff_t src_pitch,
185                                        uint16_t *output_ptr,
186                                        ptrdiff_t out_pitch,
187                                        unsigned int output_height,
188                                        const int16_t *filter, int bd);
189 
190 #define HIGH_FUN_CONV_1D(name, step_q4, filter, dir, src_start, avg, opt)  \
191   void aom_highbd_convolve8_##name##_##opt(                                \
192       const uint8_t *src8, ptrdiff_t src_stride, uint8_t *dst8,            \
193       ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4,        \
194       const int16_t *filter_y, int y_step_q4, int w, int h, int bd) {      \
195     uint16_t *src = CONVERT_TO_SHORTPTR(src8);                             \
196     uint16_t *dst = CONVERT_TO_SHORTPTR(dst8);                             \
197     if (step_q4 == 16 && filter[3] != 128) {                               \
198       if (filter[0] | filter[1] | filter[2]) {                             \
199         while (w >= 16) {                                                  \
200           aom_highbd_filter_block1d16_##dir##8_##avg##opt(                 \
201               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
202           src += 16;                                                       \
203           dst += 16;                                                       \
204           w -= 16;                                                         \
205         }                                                                  \
206         while (w >= 8) {                                                   \
207           aom_highbd_filter_block1d8_##dir##8_##avg##opt(                  \
208               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
209           src += 8;                                                        \
210           dst += 8;                                                        \
211           w -= 8;                                                          \
212         }                                                                  \
213         while (w >= 4) {                                                   \
214           aom_highbd_filter_block1d4_##dir##8_##avg##opt(                  \
215               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
216           src += 4;                                                        \
217           dst += 4;                                                        \
218           w -= 4;                                                          \
219         }                                                                  \
220       } else {                                                             \
221         while (w >= 16) {                                                  \
222           aom_highbd_filter_block1d16_##dir##2_##avg##opt(                 \
223               src, src_stride, dst, dst_stride, h, filter, bd);            \
224           src += 16;                                                       \
225           dst += 16;                                                       \
226           w -= 16;                                                         \
227         }                                                                  \
228         while (w >= 8) {                                                   \
229           aom_highbd_filter_block1d8_##dir##2_##avg##opt(                  \
230               src, src_stride, dst, dst_stride, h, filter, bd);            \
231           src += 8;                                                        \
232           dst += 8;                                                        \
233           w -= 8;                                                          \
234         }                                                                  \
235         while (w >= 4) {                                                   \
236           aom_highbd_filter_block1d4_##dir##2_##avg##opt(                  \
237               src, src_stride, dst, dst_stride, h, filter, bd);            \
238           src += 4;                                                        \
239           dst += 4;                                                        \
240           w -= 4;                                                          \
241         }                                                                  \
242       }                                                                    \
243     }                                                                      \
244     if (w) {                                                               \
245       aom_highbd_convolve8_##name##_c(                                     \
246           CONVERT_TO_BYTEPTR(src), src_stride, CONVERT_TO_BYTEPTR(dst),    \
247           dst_stride, filter_x, x_step_q4, filter_y, y_step_q4, w, h, bd); \
248     }                                                                      \
249   }
250 
251 #define HIGH_FUN_CONV_2D(avg, opt)                                            \
252   void aom_highbd_convolve8_##avg##opt(                                       \
253       const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,                 \
254       ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4,           \
255       const int16_t *filter_y, int y_step_q4, int w, int h, int bd) {         \
256     assert(w <= MAX_SB_SIZE);                                                 \
257     assert(h <= MAX_SB_SIZE);                                                 \
258     if (x_step_q4 == 16 && y_step_q4 == 16) {                                 \
259       if (filter_x[0] || filter_x[1] || filter_x[2] || filter_x[3] == 128 ||  \
260           filter_y[0] || filter_y[1] || filter_y[2] || filter_y[3] == 128) {  \
261         DECLARE_ALIGNED(16, uint16_t,                                         \
262                         fdata2[MAX_SB_SIZE * (MAX_SB_SIZE + 7)]);             \
263         aom_highbd_convolve8_horiz_##opt(src - 3 * src_stride, src_stride,    \
264                                          CONVERT_TO_BYTEPTR(fdata2),          \
265                                          MAX_SB_SIZE, filter_x, x_step_q4,    \
266                                          filter_y, y_step_q4, w, h + 7, bd);  \
267         aom_highbd_convolve8_##avg##vert_##opt(                               \
268             CONVERT_TO_BYTEPTR(fdata2) + 3 * MAX_SB_SIZE, MAX_SB_SIZE, dst,   \
269             dst_stride, filter_x, x_step_q4, filter_y, y_step_q4, w, h, bd);  \
270       } else {                                                                \
271         DECLARE_ALIGNED(16, uint16_t,                                         \
272                         fdata2[MAX_SB_SIZE * (MAX_SB_SIZE + 1)]);             \
273         aom_highbd_convolve8_horiz_##opt(                                     \
274             src, src_stride, CONVERT_TO_BYTEPTR(fdata2), MAX_SB_SIZE,         \
275             filter_x, x_step_q4, filter_y, y_step_q4, w, h + 1, bd);          \
276         aom_highbd_convolve8_##avg##vert_##opt(                               \
277             CONVERT_TO_BYTEPTR(fdata2), MAX_SB_SIZE, dst, dst_stride,         \
278             filter_x, x_step_q4, filter_y, y_step_q4, w, h, bd);              \
279       }                                                                       \
280     } else {                                                                  \
281       aom_highbd_convolve8_##avg##c(src, src_stride, dst, dst_stride,         \
282                                     filter_x, x_step_q4, filter_y, y_step_q4, \
283                                     w, h, bd);                                \
284     }                                                                         \
285   }
286 #endif  // CONFIG_HIGHBITDEPTH
287 
288 #endif  // AOM_DSP_X86_CONVOLVE_H_
289