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
155
156
157
158
|
/*
* Copyright (c) 2016, 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.
*/
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include "./av1_rtcd.h"
#include "test/acm_random.h"
#include "test/util.h"
#include "test/av1_txfm_test.h"
#include "av1/common/av1_inv_txfm1d_cfg.h"
using libaom_test::ACMRandom;
using libaom_test::input_base;
using libaom_test::bd;
using libaom_test::compute_avg_abs_error;
using libaom_test::Fwd_Txfm2d_Func;
using libaom_test::Inv_Txfm2d_Func;
namespace {
#if CONFIG_HIGHBITDEPTH
// AV1InvTxfm2dParam argument list:
// tx_type_, tx_size_, max_error_, max_avg_error_
typedef std::tr1::tuple<TX_TYPE, TX_SIZE, int, double> AV1InvTxfm2dParam;
class AV1InvTxfm2d : public ::testing::TestWithParam<AV1InvTxfm2dParam> {
public:
virtual void SetUp() {
tx_type_ = GET_PARAM(0);
tx_size_ = GET_PARAM(1);
max_error_ = GET_PARAM(2);
max_avg_error_ = GET_PARAM(3);
txfm1d_size_ = libaom_test::get_txfm1d_size(tx_size_);
txfm2d_size_ = txfm1d_size_ * txfm1d_size_;
count_ = 500;
input_ = reinterpret_cast<int16_t *>(
aom_memalign(16, sizeof(int16_t) * txfm2d_size_));
ref_input_ = reinterpret_cast<uint16_t *>(
aom_memalign(16, sizeof(uint16_t) * txfm2d_size_));
output_ = reinterpret_cast<int32_t *>(
aom_memalign(16, sizeof(int32_t) * txfm2d_size_));
}
void RunRoundtripCheck() {
const Fwd_Txfm2d_Func fwd_txfm_func =
libaom_test::fwd_txfm_func_ls[tx_size_];
const Inv_Txfm2d_Func inv_txfm_func =
libaom_test::inv_txfm_func_ls[tx_size_];
double avg_abs_error = 0;
ACMRandom rnd(ACMRandom::DeterministicSeed());
for (int ci = 0; ci < count_; ci++) {
for (int ni = 0; ni < txfm2d_size_; ++ni) {
if (ci == 0) {
int extreme_input = input_base - 1;
input_[ni] = extreme_input; // extreme case
ref_input_[ni] = 0;
} else {
input_[ni] = rnd.Rand16() % input_base;
ref_input_[ni] = 0;
}
}
fwd_txfm_func(input_, output_, txfm1d_size_, tx_type_, bd);
inv_txfm_func(output_, ref_input_, txfm1d_size_, tx_type_, bd);
for (int ni = 0; ni < txfm2d_size_; ++ni) {
EXPECT_GE(max_error_, abs(input_[ni] - ref_input_[ni]));
}
avg_abs_error += compute_avg_abs_error<int16_t, uint16_t>(
input_, ref_input_, txfm2d_size_);
}
avg_abs_error /= count_;
// max_abs_avg_error comes from upper bound of
// printf("txfm1d_size: %d accuracy_avg_abs_error: %f\n",
// txfm1d_size_, avg_abs_error);
EXPECT_GE(max_avg_error_, avg_abs_error);
}
virtual void TearDown() {
aom_free(input_);
aom_free(output_);
aom_free(ref_input_);
}
private:
int count_;
int max_error_;
double max_avg_error_;
TX_TYPE tx_type_;
TX_SIZE tx_size_;
int txfm1d_size_;
int txfm2d_size_;
int16_t *input_;
uint16_t *ref_input_;
int32_t *output_;
};
TEST_P(AV1InvTxfm2d, RunRoundtripCheck) { RunRoundtripCheck(); }
const AV1InvTxfm2dParam av1_inv_txfm2d_param[] = {
#if CONFIG_EXT_TX
AV1InvTxfm2dParam(FLIPADST_DCT, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(DCT_FLIPADST, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(FLIPADST_FLIPADST, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(ADST_FLIPADST, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(FLIPADST_ADST, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(FLIPADST_DCT, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(DCT_FLIPADST, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(FLIPADST_FLIPADST, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(ADST_FLIPADST, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(FLIPADST_ADST, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(FLIPADST_DCT, TX_16X16, 2, 0.04),
AV1InvTxfm2dParam(DCT_FLIPADST, TX_16X16, 2, 0.04),
AV1InvTxfm2dParam(FLIPADST_FLIPADST, TX_16X16, 11, 0.04),
AV1InvTxfm2dParam(ADST_FLIPADST, TX_16X16, 2, 0.04),
AV1InvTxfm2dParam(FLIPADST_ADST, TX_16X16, 2, 0.04),
AV1InvTxfm2dParam(FLIPADST_DCT, TX_32X32, 4, 0.4),
AV1InvTxfm2dParam(DCT_FLIPADST, TX_32X32, 4, 0.4),
AV1InvTxfm2dParam(FLIPADST_FLIPADST, TX_32X32, 4, 0.4),
AV1InvTxfm2dParam(ADST_FLIPADST, TX_32X32, 4, 0.4),
AV1InvTxfm2dParam(FLIPADST_ADST, TX_32X32, 4, 0.4),
#endif
AV1InvTxfm2dParam(DCT_DCT, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(ADST_DCT, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(DCT_ADST, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(ADST_ADST, TX_4X4, 2, 0.002),
AV1InvTxfm2dParam(DCT_DCT, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(ADST_DCT, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(DCT_ADST, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(ADST_ADST, TX_8X8, 2, 0.02),
AV1InvTxfm2dParam(DCT_DCT, TX_16X16, 2, 0.04),
AV1InvTxfm2dParam(ADST_DCT, TX_16X16, 2, 0.04),
AV1InvTxfm2dParam(DCT_ADST, TX_16X16, 2, 0.04),
AV1InvTxfm2dParam(ADST_ADST, TX_16X16, 2, 0.04),
AV1InvTxfm2dParam(DCT_DCT, TX_32X32, 4, 0.4),
AV1InvTxfm2dParam(ADST_DCT, TX_32X32, 4, 0.4),
AV1InvTxfm2dParam(DCT_ADST, TX_32X32, 4, 0.4),
AV1InvTxfm2dParam(ADST_ADST, TX_32X32, 4, 0.4)
};
INSTANTIATE_TEST_CASE_P(C, AV1InvTxfm2d,
::testing::ValuesIn(av1_inv_txfm2d_param));
#endif // CONFIG_HIGHBITDEPTH
} // namespace
|
