xref: /aosp_15_r20/external/libaom/test/level_test.cc (revision 77c1e3ccc04c968bd2bc212e87364f250e820521)
1 /*
2  * Copyright (c) 2019, 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 #include <memory>
12 #include <string>
13 
14 #include "gtest/gtest.h"
15 
16 #include "test/codec_factory.h"
17 #include "test/encode_test_driver.h"
18 #include "test/i420_video_source.h"
19 #include "test/util.h"
20 #include "test/y4m_video_source.h"
21 #include "test/yuv_video_source.h"
22 
23 namespace {
24 const int kLevelMin = 0;
25 const int kLevelMax = 31;
26 const int kLevelKeepStats = 32;
27 // Speed settings tested
28 static const int kCpuUsedVectors[] = {
29   1,
30   2,
31   3,
32   4,
33 };
34 
35 class LevelTest
36     : public ::libaom_test::CodecTestWith2Params<libaom_test::TestMode, int>,
37       public ::libaom_test::EncoderTest {
38  protected:
LevelTest()39   LevelTest()
40       : EncoderTest(GET_PARAM(0)), encoding_mode_(GET_PARAM(1)),
41         cpu_used_(GET_PARAM(2)), target_level_(31) {}
42 
43   ~LevelTest() override = default;
44 
SetUp()45   void SetUp() override {
46     InitializeConfig(encoding_mode_);
47     if (encoding_mode_ != ::libaom_test::kRealTime) {
48       cfg_.g_lag_in_frames = 5;
49     } else {
50       cfg_.rc_buf_sz = 1000;
51       cfg_.rc_buf_initial_sz = 500;
52       cfg_.rc_buf_optimal_sz = 600;
53     }
54   }
55 
PreEncodeFrameHook(::libaom_test::VideoSource * video,::libaom_test::Encoder * encoder)56   void PreEncodeFrameHook(::libaom_test::VideoSource *video,
57                           ::libaom_test::Encoder *encoder) override {
58     if (video->frame() == 0) {
59       encoder->Control(AOME_SET_CPUUSED, cpu_used_);
60       encoder->Control(AV1E_SET_TARGET_SEQ_LEVEL_IDX, target_level_);
61       if (encoding_mode_ != ::libaom_test::kRealTime) {
62         encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
63         encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
64         encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
65       }
66     }
67 
68     int num_operating_points;
69     encoder->Control(AV1E_GET_NUM_OPERATING_POINTS, &num_operating_points);
70     ASSERT_EQ(num_operating_points, 1);
71     encoder->Control(AV1E_GET_SEQ_LEVEL_IDX, level_);
72     ASSERT_LE(level_[0], kLevelMax);
73     ASSERT_GE(level_[0], kLevelMin);
74   }
75 
76   libaom_test::TestMode encoding_mode_;
77   int cpu_used_;
78   int target_level_;
79   int level_[32];
80 };
81 
TEST(LevelTest,TestTargetLevelApi)82 TEST(LevelTest, TestTargetLevelApi) {
83   aom_codec_iface_t *codec = aom_codec_av1_cx();
84   aom_codec_ctx_t enc;
85   aom_codec_enc_cfg_t cfg;
86   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(codec, &cfg, 0));
87   EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, codec, &cfg, 0));
88   for (int operating_point = 0; operating_point <= 32; ++operating_point) {
89     for (int level = 0; level <= 32; ++level) {
90       const int target_level = operating_point * 100 + level;
91       if (operating_point <= 31 &&
92           ((level < (CONFIG_CWG_C013 ? 28 : 20) && level != 2 && level != 3 &&
93             level != 6 && level != 7 && level != 10 && level != 11) ||
94            level == kLevelMax || level == kLevelKeepStats)) {
95         EXPECT_EQ(AOM_CODEC_OK,
96                   AOM_CODEC_CONTROL_TYPECHECKED(
97                       &enc, AV1E_SET_TARGET_SEQ_LEVEL_IDX, target_level));
98       } else {
99         EXPECT_EQ(AOM_CODEC_INVALID_PARAM,
100                   AOM_CODEC_CONTROL_TYPECHECKED(
101                       &enc, AV1E_SET_TARGET_SEQ_LEVEL_IDX, target_level));
102       }
103     }
104   }
105   EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
106 }
107 
TEST(LevelTest,InvalidOperatingPointIndexErrorDetail)108 TEST(LevelTest, InvalidOperatingPointIndexErrorDetail) {
109   aom_codec_iface_t *codec = aom_codec_av1_cx();
110   aom_codec_ctx_t enc;
111   aom_codec_enc_cfg_t cfg;
112   EXPECT_EQ(aom_codec_enc_config_default(codec, &cfg, 0), AOM_CODEC_OK);
113   EXPECT_EQ(aom_codec_enc_init(&enc, codec, &cfg, 0), AOM_CODEC_OK);
114   EXPECT_EQ(aom_codec_control(&enc, AV1E_SET_TARGET_SEQ_LEVEL_IDX, 3219),
115             AOM_CODEC_INVALID_PARAM);
116   EXPECT_EQ(aom_codec_error_detail(&enc),
117             std::string("Invalid operating point index: 32"));
118   EXPECT_EQ(aom_codec_set_option(&enc, "target-seq-level-idx", "3319"),
119             AOM_CODEC_INVALID_PARAM);
120   EXPECT_EQ(aom_codec_error_detail(&enc),
121             std::string("Invalid operating point index: 33"));
122   EXPECT_EQ(aom_codec_destroy(&enc), AOM_CODEC_OK);
123 }
124 
TEST_P(LevelTest,TestTargetLevel19)125 TEST_P(LevelTest, TestTargetLevel19) {
126   std::unique_ptr<libaom_test::VideoSource> video;
127   video.reset(new libaom_test::Y4mVideoSource("park_joy_90p_8_420.y4m", 0, 10));
128   ASSERT_NE(video, nullptr);
129   // Level index 19 corresponding to level 6.3.
130   target_level_ = 19;
131   ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
132 }
133 
TEST_P(LevelTest,TestLevelMonitoringLowBitrate)134 TEST_P(LevelTest, TestLevelMonitoringLowBitrate) {
135   // To save run time, we only test speed 4.
136   if (cpu_used_ == 4) {
137     libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
138                                        30, 1, 0, 30);
139     target_level_ = kLevelKeepStats;
140     cfg_.rc_target_bitrate = 1000;
141     cfg_.g_limit = 30;
142     ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
143     ASSERT_LE(level_[0], 0);
144   }
145 }
146 
TEST_P(LevelTest,TestLevelMonitoringHighBitrate)147 TEST_P(LevelTest, TestLevelMonitoringHighBitrate) {
148   // To save run time, we only test speed 4.
149   if (cpu_used_ == 4) {
150     libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
151                                        30, 1, 0, 30);
152     target_level_ = kLevelKeepStats;
153     cfg_.rc_target_bitrate = 4000;
154     cfg_.g_limit = 30;
155     ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
156     ASSERT_LE(level_[0], 4);
157   }
158 }
159 
TEST_P(LevelTest,TestTargetLevel0)160 TEST_P(LevelTest, TestTargetLevel0) {
161   // To save run time, we only test speed 4.
162   if (cpu_used_ == 4) {
163     libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
164                                        30, 1, 0, 50);
165     const int target_level = 0;
166     target_level_ = target_level;
167     cfg_.rc_target_bitrate = 4000;
168     ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
169     ASSERT_LE(level_[0], target_level);
170   }
171 }
172 
TEST_P(LevelTest,TestTargetLevelRecode)173 TEST_P(LevelTest, TestTargetLevelRecode) {
174   if (cpu_used_ == 4 && encoding_mode_ == ::libaom_test::kTwoPassGood) {
175     libaom_test::I420VideoSource video("rand_noise_w1280h720.yuv", 1280, 720,
176                                        25, 1, 0, 10);
177     const int target_level = 0005;
178     target_level_ = target_level;
179     cfg_.rc_target_bitrate = 5000;
180     ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
181   }
182 }
183 
184 AV1_INSTANTIATE_TEST_SUITE(LevelTest,
185                            ::testing::Values(::libaom_test::kTwoPassGood,
186                                              ::libaom_test::kOnePassGood),
187                            ::testing::ValuesIn(kCpuUsedVectors));
188 }  // namespace
189