xref: /aosp_15_r20/external/libaom/aom_dsp/x86/convolve.h (revision 77c1e3ccc04c968bd2bc212e87364f250e820521)
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_AOM_DSP_X86_CONVOLVE_H_
12 #define AOM_AOM_DSP_X86_CONVOLVE_H_
13 
14 #include <assert.h>
15 
16 #include "config/aom_config.h"
17 #include "config/aom_dsp_rtcd.h"
18 
19 #include "aom/aom_integer.h"
20 #include "aom_ports/mem.h"
21 
22 typedef void filter8_1dfunction(const uint8_t *src_ptr, ptrdiff_t src_pitch,
23                                 uint8_t *output_ptr, ptrdiff_t out_pitch,
24                                 uint32_t output_height, const int16_t *filter);
25 
26 #define FUN_CONV_1D(name, step_q4, filter, dir, src_start, avg, opt)         \
27   void aom_convolve8_##name##_##opt(                                         \
28       const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,                \
29       ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4,          \
30       const int16_t *filter_y, int y_step_q4, int w, int h) {                \
31     (void)filter_x;                                                          \
32     (void)x_step_q4;                                                         \
33     (void)filter_y;                                                          \
34     (void)y_step_q4;                                                         \
35     assert((-128 <= filter[3]) && (filter[3] <= 127));                       \
36     assert(step_q4 == 16);                                                   \
37     if (((filter[0] | filter[1] | filter[6] | filter[7]) == 0) &&            \
38         (filter[2] | filter[5])) {                                           \
39       while (w >= 16) {                                                      \
40         aom_filter_block1d16_##dir##4_##avg##opt(src_start, src_stride, dst, \
41                                                  dst_stride, h, filter);     \
42         src += 16;                                                           \
43         dst += 16;                                                           \
44         w -= 16;                                                             \
45       }                                                                      \
46       while (w >= 8) {                                                       \
47         aom_filter_block1d8_##dir##4_##avg##opt(src_start, src_stride, dst,  \
48                                                 dst_stride, h, filter);      \
49         src += 8;                                                            \
50         dst += 8;                                                            \
51         w -= 8;                                                              \
52       }                                                                      \
53       while (w >= 4) {                                                       \
54         aom_filter_block1d4_##dir##4_##avg##opt(src_start, src_stride, dst,  \
55                                                 dst_stride, h, filter);      \
56         src += 4;                                                            \
57         dst += 4;                                                            \
58         w -= 4;                                                              \
59       }                                                                      \
60     } else if (filter[0] | filter[1] | filter[2]) {                          \
61       while (w >= 16) {                                                      \
62         aom_filter_block1d16_##dir##8_##avg##opt(src_start, src_stride, dst, \
63                                                  dst_stride, h, filter);     \
64         src += 16;                                                           \
65         dst += 16;                                                           \
66         w -= 16;                                                             \
67       }                                                                      \
68       while (w >= 8) {                                                       \
69         aom_filter_block1d8_##dir##8_##avg##opt(src_start, src_stride, dst,  \
70                                                 dst_stride, h, filter);      \
71         src += 8;                                                            \
72         dst += 8;                                                            \
73         w -= 8;                                                              \
74       }                                                                      \
75       while (w >= 4) {                                                       \
76         aom_filter_block1d4_##dir##8_##avg##opt(src_start, src_stride, dst,  \
77                                                 dst_stride, h, filter);      \
78         src += 4;                                                            \
79         dst += 4;                                                            \
80         w -= 4;                                                              \
81       }                                                                      \
82     } else {                                                                 \
83       while (w >= 16) {                                                      \
84         aom_filter_block1d16_##dir##2_##avg##opt(src, src_stride, dst,       \
85                                                  dst_stride, h, filter);     \
86         src += 16;                                                           \
87         dst += 16;                                                           \
88         w -= 16;                                                             \
89       }                                                                      \
90       while (w >= 8) {                                                       \
91         aom_filter_block1d8_##dir##2_##avg##opt(src, src_stride, dst,        \
92                                                 dst_stride, h, filter);      \
93         src += 8;                                                            \
94         dst += 8;                                                            \
95         w -= 8;                                                              \
96       }                                                                      \
97       while (w >= 4) {                                                       \
98         aom_filter_block1d4_##dir##2_##avg##opt(src, src_stride, dst,        \
99                                                 dst_stride, h, filter);      \
100         src += 4;                                                            \
101         dst += 4;                                                            \
102         w -= 4;                                                              \
103       }                                                                      \
104     }                                                                        \
105     if (w) {                                                                 \
106       aom_convolve8_##name##_c(src, src_stride, dst, dst_stride, filter_x,   \
107                                x_step_q4, filter_y, y_step_q4, w, h);        \
108     }                                                                        \
109   }
110 
111 #if CONFIG_AV1_HIGHBITDEPTH
112 typedef void highbd_filter8_1dfunction(const uint16_t *src_ptr,
113                                        const ptrdiff_t src_pitch,
114                                        uint16_t *output_ptr,
115                                        ptrdiff_t out_pitch,
116                                        unsigned int output_height,
117                                        const int16_t *filter, int bd);
118 
119 #define HIGH_FUN_CONV_1D(name, step_q4, filter, dir, src_start, avg, opt)  \
120   void aom_highbd_convolve8_##name##_##opt(                                \
121       const uint8_t *src8, ptrdiff_t src_stride, uint8_t *dst8,            \
122       ptrdiff_t dst_stride, const int16_t *filter_x, int x_step_q4,        \
123       const int16_t *filter_y, int y_step_q4, int w, int h, int bd) {      \
124     uint16_t *src = CONVERT_TO_SHORTPTR(src8);                             \
125     uint16_t *dst = CONVERT_TO_SHORTPTR(dst8);                             \
126     if (step_q4 == 16 && filter[3] != 128) {                               \
127       if (((filter[0] | filter[1] | filter[6] | filter[7]) == 0) &&        \
128           (filter[2] | filter[5])) {                                       \
129         while (w >= 16) {                                                  \
130           aom_highbd_filter_block1d16_##dir##4_##avg##opt(                 \
131               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
132           src += 16;                                                       \
133           dst += 16;                                                       \
134           w -= 16;                                                         \
135         }                                                                  \
136         while (w >= 8) {                                                   \
137           aom_highbd_filter_block1d8_##dir##4_##avg##opt(                  \
138               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
139           src += 8;                                                        \
140           dst += 8;                                                        \
141           w -= 8;                                                          \
142         }                                                                  \
143         while (w >= 4) {                                                   \
144           aom_highbd_filter_block1d4_##dir##4_##avg##opt(                  \
145               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
146           src += 4;                                                        \
147           dst += 4;                                                        \
148           w -= 4;                                                          \
149         }                                                                  \
150       } else if (filter[0] | filter[1] | filter[2]) {                      \
151         while (w >= 16) {                                                  \
152           aom_highbd_filter_block1d16_##dir##8_##avg##opt(                 \
153               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
154           src += 16;                                                       \
155           dst += 16;                                                       \
156           w -= 16;                                                         \
157         }                                                                  \
158         while (w >= 8) {                                                   \
159           aom_highbd_filter_block1d8_##dir##8_##avg##opt(                  \
160               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
161           src += 8;                                                        \
162           dst += 8;                                                        \
163           w -= 8;                                                          \
164         }                                                                  \
165         while (w >= 4) {                                                   \
166           aom_highbd_filter_block1d4_##dir##8_##avg##opt(                  \
167               src_start, src_stride, dst, dst_stride, h, filter, bd);      \
168           src += 4;                                                        \
169           dst += 4;                                                        \
170           w -= 4;                                                          \
171         }                                                                  \
172       } else {                                                             \
173         while (w >= 16) {                                                  \
174           aom_highbd_filter_block1d16_##dir##2_##avg##opt(                 \
175               src, src_stride, dst, dst_stride, h, filter, bd);            \
176           src += 16;                                                       \
177           dst += 16;                                                       \
178           w -= 16;                                                         \
179         }                                                                  \
180         while (w >= 8) {                                                   \
181           aom_highbd_filter_block1d8_##dir##2_##avg##opt(                  \
182               src, src_stride, dst, dst_stride, h, filter, bd);            \
183           src += 8;                                                        \
184           dst += 8;                                                        \
185           w -= 8;                                                          \
186         }                                                                  \
187         while (w >= 4) {                                                   \
188           aom_highbd_filter_block1d4_##dir##2_##avg##opt(                  \
189               src, src_stride, dst, dst_stride, h, filter, bd);            \
190           src += 4;                                                        \
191           dst += 4;                                                        \
192           w -= 4;                                                          \
193         }                                                                  \
194       }                                                                    \
195     }                                                                      \
196     if (w) {                                                               \
197       aom_highbd_convolve8_##name##_c(                                     \
198           CONVERT_TO_BYTEPTR(src), src_stride, CONVERT_TO_BYTEPTR(dst),    \
199           dst_stride, filter_x, x_step_q4, filter_y, y_step_q4, w, h, bd); \
200     }                                                                      \
201   }
202 #endif  // CONFIG_AV1_HIGHBITDEPTH
203 
204 #endif  // AOM_AOM_DSP_X86_CONVOLVE_H_
205