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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 
12 #include <tuple>
13 
14 #include "third_party/googletest/src/googletest/include/gtest/gtest.h"
15 
16 #include "config/aom_config.h"
17 #include "config/aom_dsp_rtcd.h"
18 
19 #include "test/acm_random.h"
20 #include "test/register_state_check.h"
21 #include "test/util.h"
22 #include "av1/common/blockd.h"
23 #include "aom_mem/aom_mem.h"
24 #include "aom_ports/mem.h"
25 
26 typedef void (*SubtractFunc)(int rows, int cols, int16_t *diff_ptr,
27                              ptrdiff_t diff_stride, const uint8_t *src_ptr,
28                              ptrdiff_t src_stride, const uint8_t *pred_ptr,
29                              ptrdiff_t pred_stride);
30 
31 namespace {
32 
33 class AV1SubtractBlockTest : public ::testing::TestWithParam<SubtractFunc> {
34  public:
TearDown()35   virtual void TearDown() {}
36 };
37 
38 using libaom_test::ACMRandom;
39 
TEST_P(AV1SubtractBlockTest,SimpleSubtract)40 TEST_P(AV1SubtractBlockTest, SimpleSubtract) {
41   ACMRandom rnd(ACMRandom::DeterministicSeed());
42 
43   // FIXME(rbultje) split in its own file
44   for (BLOCK_SIZE bsize = BLOCK_4X4; bsize < BLOCK_SIZES;
45        bsize = static_cast<BLOCK_SIZE>(static_cast<int>(bsize) + 1)) {
46     const int block_width = block_size_wide[bsize];
47     const int block_height = block_size_high[bsize];
48     int16_t *diff = reinterpret_cast<int16_t *>(
49         aom_memalign(16, sizeof(*diff) * block_width * block_height * 2));
50     uint8_t *pred = reinterpret_cast<uint8_t *>(
51         aom_memalign(16, block_width * block_height * 2));
52     uint8_t *src = reinterpret_cast<uint8_t *>(
53         aom_memalign(16, block_width * block_height * 2));
54 
55     for (int n = 0; n < 100; n++) {
56       for (int r = 0; r < block_height; ++r) {
57         for (int c = 0; c < block_width * 2; ++c) {
58           src[r * block_width * 2 + c] = rnd.Rand8();
59           pred[r * block_width * 2 + c] = rnd.Rand8();
60         }
61       }
62 
63       GetParam()(block_height, block_width, diff, block_width, src, block_width,
64                  pred, block_width);
65 
66       for (int r = 0; r < block_height; ++r) {
67         for (int c = 0; c < block_width; ++c) {
68           EXPECT_EQ(diff[r * block_width + c],
69                     (src[r * block_width + c] - pred[r * block_width + c]))
70               << "r = " << r << ", c = " << c << ", bs = " << bsize;
71         }
72       }
73 
74       GetParam()(block_height, block_width, diff, block_width * 2, src,
75                  block_width * 2, pred, block_width * 2);
76 
77       for (int r = 0; r < block_height; ++r) {
78         for (int c = 0; c < block_width; ++c) {
79           EXPECT_EQ(
80               diff[r * block_width * 2 + c],
81               (src[r * block_width * 2 + c] - pred[r * block_width * 2 + c]))
82               << "r = " << r << ", c = " << c << ", bs = " << bsize;
83         }
84       }
85     }
86     aom_free(diff);
87     aom_free(pred);
88     aom_free(src);
89   }
90 }
91 
92 INSTANTIATE_TEST_SUITE_P(C, AV1SubtractBlockTest,
93                          ::testing::Values(aom_subtract_block_c));
94 
95 #if HAVE_SSE2
96 INSTANTIATE_TEST_SUITE_P(SSE2, AV1SubtractBlockTest,
97                          ::testing::Values(aom_subtract_block_sse2));
98 #endif
99 #if HAVE_NEON
100 INSTANTIATE_TEST_SUITE_P(NEON, AV1SubtractBlockTest,
101                          ::testing::Values(aom_subtract_block_neon));
102 #endif
103 #if HAVE_MSA
104 INSTANTIATE_TEST_SUITE_P(MSA, AV1SubtractBlockTest,
105                          ::testing::Values(aom_subtract_block_msa));
106 #endif
107 
108 #if CONFIG_AV1_HIGHBITDEPTH
109 typedef void (*HBDSubtractFunc)(int rows, int cols, int16_t *diff_ptr,
110                                 ptrdiff_t diff_stride, const uint8_t *src_ptr,
111                                 ptrdiff_t src_stride, const uint8_t *pred_ptr,
112                                 ptrdiff_t pred_stride, int bd);
113 
114 using std::get;
115 using std::make_tuple;
116 using std::tuple;
117 
118 // <width, height, bit_dpeth, subtract>
119 typedef tuple<int, int, int, HBDSubtractFunc> Params;
120 
121 class AV1HBDSubtractBlockTest : public ::testing::TestWithParam<Params> {
122  public:
SetUp()123   virtual void SetUp() {
124     block_width_ = GET_PARAM(0);
125     block_height_ = GET_PARAM(1);
126     bit_depth_ = static_cast<aom_bit_depth_t>(GET_PARAM(2));
127     func_ = GET_PARAM(3);
128 
129     rnd_.Reset(ACMRandom::DeterministicSeed());
130 
131     const size_t max_width = 128;
132     const size_t max_block_size = max_width * max_width;
133     src_ = CONVERT_TO_BYTEPTR(reinterpret_cast<uint16_t *>(
134         aom_memalign(16, max_block_size * sizeof(uint16_t))));
135     pred_ = CONVERT_TO_BYTEPTR(reinterpret_cast<uint16_t *>(
136         aom_memalign(16, max_block_size * sizeof(uint16_t))));
137     diff_ = reinterpret_cast<int16_t *>(
138         aom_memalign(16, max_block_size * sizeof(int16_t)));
139   }
140 
TearDown()141   virtual void TearDown() {
142     aom_free(CONVERT_TO_SHORTPTR(src_));
143     aom_free(CONVERT_TO_SHORTPTR(pred_));
144     aom_free(diff_);
145   }
146 
147  protected:
148   void CheckResult();
149   void RunForSpeed();
150 
151  private:
152   ACMRandom rnd_;
153   int block_height_;
154   int block_width_;
155   aom_bit_depth_t bit_depth_;
156   HBDSubtractFunc func_;
157   uint8_t *src_;
158   uint8_t *pred_;
159   int16_t *diff_;
160 };
161 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(AV1HBDSubtractBlockTest);
162 
CheckResult()163 void AV1HBDSubtractBlockTest::CheckResult() {
164   const int test_num = 100;
165   const size_t max_width = 128;
166   const int max_block_size = max_width * max_width;
167   const int mask = (1 << bit_depth_) - 1;
168   int i, j;
169 
170   for (i = 0; i < test_num; ++i) {
171     for (j = 0; j < max_block_size; ++j) {
172       CONVERT_TO_SHORTPTR(src_)[j] = rnd_.Rand16() & mask;
173       CONVERT_TO_SHORTPTR(pred_)[j] = rnd_.Rand16() & mask;
174     }
175 
176     func_(block_height_, block_width_, diff_, block_width_, src_, block_width_,
177           pred_, block_width_, bit_depth_);
178 
179     for (int r = 0; r < block_height_; ++r) {
180       for (int c = 0; c < block_width_; ++c) {
181         EXPECT_EQ(diff_[r * block_width_ + c],
182                   (CONVERT_TO_SHORTPTR(src_)[r * block_width_ + c] -
183                    CONVERT_TO_SHORTPTR(pred_)[r * block_width_ + c]))
184             << "r = " << r << ", c = " << c << ", test: " << i;
185       }
186     }
187   }
188 }
189 
TEST_P(AV1HBDSubtractBlockTest,CheckResult)190 TEST_P(AV1HBDSubtractBlockTest, CheckResult) { CheckResult(); }
191 
RunForSpeed()192 void AV1HBDSubtractBlockTest::RunForSpeed() {
193   const int test_num = 200000;
194   const size_t max_width = 128;
195   const int max_block_size = max_width * max_width;
196   const int mask = (1 << bit_depth_) - 1;
197   int i, j;
198 
199   for (j = 0; j < max_block_size; ++j) {
200     CONVERT_TO_SHORTPTR(src_)[j] = rnd_.Rand16() & mask;
201     CONVERT_TO_SHORTPTR(pred_)[j] = rnd_.Rand16() & mask;
202   }
203 
204   for (i = 0; i < test_num; ++i) {
205     func_(block_height_, block_width_, diff_, block_width_, src_, block_width_,
206           pred_, block_width_, bit_depth_);
207   }
208 }
209 
TEST_P(AV1HBDSubtractBlockTest,DISABLED_Speed)210 TEST_P(AV1HBDSubtractBlockTest, DISABLED_Speed) { RunForSpeed(); }
211 
212 #if HAVE_SSE2
213 const Params kAV1HBDSubtractBlock_sse2[] = {
214   make_tuple(4, 4, 12, &aom_highbd_subtract_block_sse2),
215   make_tuple(4, 4, 12, &aom_highbd_subtract_block_c),
216   make_tuple(4, 8, 12, &aom_highbd_subtract_block_sse2),
217   make_tuple(4, 8, 12, &aom_highbd_subtract_block_c),
218   make_tuple(8, 4, 12, &aom_highbd_subtract_block_sse2),
219   make_tuple(8, 4, 12, &aom_highbd_subtract_block_c),
220   make_tuple(8, 8, 12, &aom_highbd_subtract_block_sse2),
221   make_tuple(8, 8, 12, &aom_highbd_subtract_block_c),
222   make_tuple(8, 16, 12, &aom_highbd_subtract_block_sse2),
223   make_tuple(8, 16, 12, &aom_highbd_subtract_block_c),
224   make_tuple(16, 8, 12, &aom_highbd_subtract_block_sse2),
225   make_tuple(16, 8, 12, &aom_highbd_subtract_block_c),
226   make_tuple(16, 16, 12, &aom_highbd_subtract_block_sse2),
227   make_tuple(16, 16, 12, &aom_highbd_subtract_block_c),
228   make_tuple(16, 32, 12, &aom_highbd_subtract_block_sse2),
229   make_tuple(16, 32, 12, &aom_highbd_subtract_block_c),
230   make_tuple(32, 16, 12, &aom_highbd_subtract_block_sse2),
231   make_tuple(32, 16, 12, &aom_highbd_subtract_block_c),
232   make_tuple(32, 32, 12, &aom_highbd_subtract_block_sse2),
233   make_tuple(32, 32, 12, &aom_highbd_subtract_block_c),
234   make_tuple(32, 64, 12, &aom_highbd_subtract_block_sse2),
235   make_tuple(32, 64, 12, &aom_highbd_subtract_block_c),
236   make_tuple(64, 32, 12, &aom_highbd_subtract_block_sse2),
237   make_tuple(64, 32, 12, &aom_highbd_subtract_block_c),
238   make_tuple(64, 64, 12, &aom_highbd_subtract_block_sse2),
239   make_tuple(64, 64, 12, &aom_highbd_subtract_block_c),
240   make_tuple(64, 128, 12, &aom_highbd_subtract_block_sse2),
241   make_tuple(64, 128, 12, &aom_highbd_subtract_block_c),
242   make_tuple(128, 64, 12, &aom_highbd_subtract_block_sse2),
243   make_tuple(128, 64, 12, &aom_highbd_subtract_block_c),
244   make_tuple(128, 128, 12, &aom_highbd_subtract_block_sse2),
245   make_tuple(128, 128, 12, &aom_highbd_subtract_block_c)
246 };
247 
248 INSTANTIATE_TEST_SUITE_P(SSE2, AV1HBDSubtractBlockTest,
249                          ::testing::ValuesIn(kAV1HBDSubtractBlock_sse2));
250 #endif  // HAVE_SSE2
251 #endif  // CONFIG_AV1_HIGHBITDEPTH
252 }  // namespace
253