1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
|
/*
* Copyright (c) 2018, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#ifndef AOM_AV1_COMMON_ARM_AV1_INV_TXFM_NEON_H_
#define AOM_AV1_COMMON_ARM_AV1_INV_TXFM_NEON_H_
#include "config/aom_config.h"
#include "config/av1_rtcd.h"
#include "aom/aom_integer.h"
#include "av1/common/enums.h"
#include "av1/common/av1_inv_txfm1d.h"
#include "av1/common/av1_inv_txfm1d_cfg.h"
#include "av1/common/av1_txfm.h"
typedef void (*transform_1d_neon)(const int32_t *input, int32_t *output,
const int8_t cos_bit,
const int8_t *stage_ptr);
typedef void (*transform_neon)(int16x8_t *input, int16x8_t *output,
int8_t cos_bit, int bit);
DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_8x8_default[8]) = {
0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0707,
};
DECLARE_ALIGNED(16, static const int16_t,
av1_eob_to_eobxy_16x16_default[16]) = {
0x0707, 0x0707, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f,
0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f,
};
DECLARE_ALIGNED(16, static const int16_t,
av1_eob_to_eobxy_32x32_default[32]) = {
0x0707, 0x0f0f, 0x0f0f, 0x0f0f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f,
0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f,
0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f,
0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f, 0x1f1f,
};
DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_8x16_default[16]) = {
0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0f07, 0x0f07, 0x0f07,
0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07,
};
DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_16x8_default[8]) = {
0x0707, 0x0707, 0x070f, 0x070f, 0x070f, 0x070f, 0x070f, 0x070f,
};
DECLARE_ALIGNED(16, static const int16_t,
av1_eob_to_eobxy_16x32_default[32]) = {
0x0707, 0x0707, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f0f,
0x0f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f,
0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f,
0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f, 0x1f0f,
};
DECLARE_ALIGNED(16, static const int16_t,
av1_eob_to_eobxy_32x16_default[16]) = {
0x0707, 0x0f0f, 0x0f0f, 0x0f0f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f,
0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f, 0x0f1f,
};
DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_8x32_default[32]) = {
0x0707, 0x0707, 0x0707, 0x0707, 0x0707, 0x0f07, 0x0f07, 0x0f07,
0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x0f07, 0x1f07, 0x1f07, 0x1f07,
0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07,
0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07, 0x1f07,
};
DECLARE_ALIGNED(16, static const int16_t, av1_eob_to_eobxy_32x8_default[8]) = {
0x0707, 0x070f, 0x070f, 0x071f, 0x071f, 0x071f, 0x071f, 0x071f,
};
DECLARE_ALIGNED(16, static const int16_t *,
av1_eob_to_eobxy_default[TX_SIZES_ALL]) = {
NULL,
av1_eob_to_eobxy_8x8_default,
av1_eob_to_eobxy_16x16_default,
av1_eob_to_eobxy_32x32_default,
av1_eob_to_eobxy_32x32_default,
NULL,
NULL,
av1_eob_to_eobxy_8x16_default,
av1_eob_to_eobxy_16x8_default,
av1_eob_to_eobxy_16x32_default,
av1_eob_to_eobxy_32x16_default,
av1_eob_to_eobxy_32x32_default,
av1_eob_to_eobxy_32x32_default,
NULL,
NULL,
av1_eob_to_eobxy_8x32_default,
av1_eob_to_eobxy_32x8_default,
av1_eob_to_eobxy_16x32_default,
av1_eob_to_eobxy_32x16_default,
};
static const int lowbd_txfm_all_1d_zeros_idx[32] = {
0, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
};
// Transform block width in log2 for eob (size of 64 map to 32)
static const int tx_size_wide_log2_eob[TX_SIZES_ALL] = {
2, 3, 4, 5, 5, 2, 3, 3, 4, 4, 5, 5, 5, 2, 4, 3, 5, 4, 5,
};
static int eob_fill[32] = {
0, 7, 7, 7, 7, 7, 7, 7, 15, 15, 15, 15, 15, 15, 15, 15,
31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31,
};
static INLINE void get_eobx_eoby_scan_default(int *eobx, int *eoby,
TX_SIZE tx_size, int eob) {
if (eob == 1) {
*eobx = 0;
*eoby = 0;
return;
}
const int tx_w_log2 = tx_size_wide_log2_eob[tx_size];
const int eob_row = (eob - 1) >> tx_w_log2;
const int eobxy = av1_eob_to_eobxy_default[tx_size][eob_row];
*eobx = eobxy & 0xFF;
*eoby = eobxy >> 8;
}
static INLINE void get_eobx_eoby_scan_v_identity(int *eobx, int *eoby,
TX_SIZE tx_size, int eob) {
eob -= 1;
const int txfm_size_row = tx_size_high[tx_size];
const int eoby_max = AOMMIN(32, txfm_size_row) - 1;
*eobx = eob / (eoby_max + 1);
*eoby = (eob >= eoby_max) ? eoby_max : eob_fill[eob];
}
static INLINE void get_eobx_eoby_scan_h_identity(int *eobx, int *eoby,
TX_SIZE tx_size, int eob) {
eob -= 1;
const int txfm_size_col = tx_size_wide[tx_size];
const int eobx_max = AOMMIN(32, txfm_size_col) - 1;
*eobx = (eob >= eobx_max) ? eobx_max : eob_fill[eob];
const int temp_eoby = eob / (eobx_max + 1);
assert(temp_eoby < 32);
*eoby = eob_fill[temp_eoby];
}
#endif // AOM_AV1_COMMON_ARM_AV1_INV_TXFM_NEON_H_
|
