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 <memory>
13 #include <ostream>
14
15 #include "third_party/googletest/src/googletest/include/gtest/gtest.h"
16
17 #include "test/codec_factory.h"
18 #include "test/encode_test_driver.h"
19 #include "test/util.h"
20 #include "test/y4m_video_source.h"
21 #include "test/yuv_video_source.h"
22
23 namespace {
24
25 const unsigned int kWidth = 160;
26 const unsigned int kHeight = 90;
27 const unsigned int kFramerate = 50;
28 const unsigned int kFrames = 10;
29 const int kBitrate = 500;
30 // List of psnr thresholds for speed settings 0-7 and 5 encoding modes
31 const double kPsnrThreshold[][5] = {
32 // Note:
33 // AV1 HBD average PSNR is slightly lower than AV1.
34 // We make two cases here to enable the testing and
35 // guard picture quality.
36 #if CONFIG_AV1_ENCODER
37 { 36.0, 37.0, 37.0, 37.0, 37.0 }, { 31.0, 36.0, 36.0, 36.0, 36.0 },
38 { 31.0, 35.0, 35.0, 35.0, 35.0 }, { 31.0, 34.0, 34.0, 34.0, 34.0 },
39 { 31.0, 33.0, 33.0, 33.0, 33.0 }, { 31.0, 32.0, 32.0, 32.0, 32.0 },
40 { 30.0, 31.0, 31.0, 31.0, 31.0 }, { 29.0, 30.0, 30.0, 30.0, 30.0 },
41 #else
42 { 36.0, 37.0, 37.0, 37.0, 37.0 }, { 35.0, 36.0, 36.0, 36.0, 36.0 },
43 { 34.0, 35.0, 35.0, 35.0, 35.0 }, { 33.0, 34.0, 34.0, 34.0, 34.0 },
44 { 32.0, 33.0, 33.0, 33.0, 33.0 }, { 31.0, 32.0, 32.0, 32.0, 32.0 },
45 { 30.0, 31.0, 31.0, 31.0, 31.0 }, { 29.0, 30.0, 30.0, 30.0, 30.0 },
46 #endif // CONFIG_AV1_ENCODER
47 };
48
49 typedef struct {
50 const char *filename;
51 unsigned int input_bit_depth;
52 aom_img_fmt fmt;
53 aom_bit_depth_t bit_depth;
54 unsigned int profile;
55 } TestVideoParam;
56
operator <<(std::ostream & os,const TestVideoParam & test_arg)57 std::ostream &operator<<(std::ostream &os, const TestVideoParam &test_arg) {
58 return os << "TestVideoParam { filename:" << test_arg.filename
59 << " input_bit_depth:" << test_arg.input_bit_depth
60 << " fmt:" << test_arg.fmt << " bit_depth:" << test_arg.bit_depth
61 << " profile:" << test_arg.profile << " }";
62 }
63
64 const TestVideoParam kTestVectors[] = {
65 { "park_joy_90p_8_420.y4m", 8, AOM_IMG_FMT_I420, AOM_BITS_8, 0 },
66 { "park_joy_90p_8_422.y4m", 8, AOM_IMG_FMT_I422, AOM_BITS_8, 2 },
67 { "park_joy_90p_8_444.y4m", 8, AOM_IMG_FMT_I444, AOM_BITS_8, 1 },
68 #if CONFIG_AV1_HIGHBITDEPTH
69 { "park_joy_90p_10_420.y4m", 10, AOM_IMG_FMT_I42016, AOM_BITS_10, 0 },
70 { "park_joy_90p_10_422.y4m", 10, AOM_IMG_FMT_I42216, AOM_BITS_10, 2 },
71 { "park_joy_90p_10_444.y4m", 10, AOM_IMG_FMT_I44416, AOM_BITS_10, 1 },
72 { "park_joy_90p_12_420.y4m", 12, AOM_IMG_FMT_I42016, AOM_BITS_12, 2 },
73 { "park_joy_90p_12_422.y4m", 12, AOM_IMG_FMT_I42216, AOM_BITS_12, 2 },
74 { "park_joy_90p_12_444.y4m", 12, AOM_IMG_FMT_I44416, AOM_BITS_12, 2 },
75 #endif
76 };
77
78 // Encoding modes tested
79 const libaom_test::TestMode kEncodingModeVectors[] = {
80 ::libaom_test::kTwoPassGood,
81 ::libaom_test::kOnePassGood,
82 ::libaom_test::kRealTime,
83 };
84
85 // Speed settings tested
86 const int kCpuUsedVectors[] = { 1, 2, 3, 5, 6 };
87
is_extension_y4m(const char * filename)88 int is_extension_y4m(const char *filename) {
89 const char *dot = strrchr(filename, '.');
90 if (!dot || dot == filename)
91 return 0;
92 else
93 return !strcmp(dot, ".y4m");
94 }
95
96 class EndToEndTest
97 : public ::libaom_test::CodecTestWith3Params<libaom_test::TestMode,
98 TestVideoParam, int>,
99 public ::libaom_test::EncoderTest {
100 protected:
EndToEndTest()101 EndToEndTest()
102 : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(2)),
103 cpu_used_(GET_PARAM(3)), psnr_(0.0), nframes_(0),
104 encoding_mode_(GET_PARAM(1)) {}
105
~EndToEndTest()106 virtual ~EndToEndTest() {}
107
SetUp()108 virtual void SetUp() {
109 InitializeConfig();
110 SetMode(encoding_mode_);
111 if (encoding_mode_ != ::libaom_test::kRealTime) {
112 cfg_.g_lag_in_frames = 5;
113 cfg_.rc_end_usage = AOM_VBR;
114 } else {
115 cfg_.g_lag_in_frames = 0;
116 cfg_.rc_end_usage = AOM_CBR;
117 cfg_.rc_buf_sz = 1000;
118 cfg_.rc_buf_initial_sz = 500;
119 cfg_.rc_buf_optimal_sz = 600;
120 }
121 }
122
BeginPassHook(unsigned int)123 virtual void BeginPassHook(unsigned int) {
124 psnr_ = 0.0;
125 nframes_ = 0;
126 }
127
PSNRPktHook(const aom_codec_cx_pkt_t * pkt)128 virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
129 psnr_ += pkt->data.psnr.psnr[0];
130 nframes_++;
131 }
132
PreEncodeFrameHook(::libaom_test::VideoSource * video,::libaom_test::Encoder * encoder)133 virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
134 ::libaom_test::Encoder *encoder) {
135 if (video->frame() == 0) {
136 encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
137 encoder->Control(AV1E_SET_TILE_COLUMNS, 4);
138 encoder->Control(AOME_SET_CPUUSED, cpu_used_);
139 // Test screen coding tools at cpu_used = 1 && encoding mode is two-pass.
140 if (cpu_used_ == 1 && encoding_mode_ == ::libaom_test::kTwoPassGood)
141 encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
142 else
143 encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);
144 if (encoding_mode_ != ::libaom_test::kRealTime) {
145 encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
146 encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
147 encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
148 }
149 }
150 }
151
GetAveragePsnr() const152 double GetAveragePsnr() const {
153 if (nframes_) return psnr_ / nframes_;
154 return 0.0;
155 }
156
GetPsnrThreshold()157 double GetPsnrThreshold() {
158 return kPsnrThreshold[cpu_used_][encoding_mode_];
159 }
160
DoTest()161 void DoTest() {
162 cfg_.rc_target_bitrate = kBitrate;
163 cfg_.g_error_resilient = 0;
164 cfg_.g_profile = test_video_param_.profile;
165 cfg_.g_input_bit_depth = test_video_param_.input_bit_depth;
166 cfg_.g_bit_depth = test_video_param_.bit_depth;
167 init_flags_ = AOM_CODEC_USE_PSNR;
168 if (cfg_.g_bit_depth > 8) init_flags_ |= AOM_CODEC_USE_HIGHBITDEPTH;
169
170 std::unique_ptr<libaom_test::VideoSource> video;
171 if (is_extension_y4m(test_video_param_.filename)) {
172 video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
173 kFrames));
174 } else {
175 video.reset(new libaom_test::YUVVideoSource(
176 test_video_param_.filename, test_video_param_.fmt, kWidth, kHeight,
177 kFramerate, 1, 0, kFrames));
178 }
179 ASSERT_TRUE(video.get() != NULL);
180
181 ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
182 const double psnr = GetAveragePsnr();
183 EXPECT_GT(psnr, GetPsnrThreshold())
184 << "cpu used = " << cpu_used_ << ", encoding mode = " << encoding_mode_;
185 }
186
187 TestVideoParam test_video_param_;
188 int cpu_used_;
189
190 private:
191 double psnr_;
192 unsigned int nframes_;
193 libaom_test::TestMode encoding_mode_;
194 };
195
196 class EndToEndTestLarge : public EndToEndTest {};
197
TEST_P(EndToEndTestLarge,EndtoEndPSNRTest)198 TEST_P(EndToEndTestLarge, EndtoEndPSNRTest) { DoTest(); }
199
TEST_P(EndToEndTest,EndtoEndPSNRTest)200 TEST_P(EndToEndTest, EndtoEndPSNRTest) { DoTest(); }
201
202 AV1_INSTANTIATE_TEST_CASE(EndToEndTestLarge,
203 ::testing::ValuesIn(kEncodingModeVectors),
204 ::testing::ValuesIn(kTestVectors),
205 ::testing::ValuesIn(kCpuUsedVectors));
206
207 AV1_INSTANTIATE_TEST_CASE(EndToEndTest,
208 ::testing::Values(kEncodingModeVectors[0]),
209 ::testing::Values(kTestVectors[2]), // 444
210 ::testing::Values(kCpuUsedVectors[2]));
211 } // namespace
212