1 /*
2 * Copyright (c) 2018, 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 #include <tuple>
15
16 #include "third_party/googletest/src/googletest/include/gtest/gtest.h"
17
18 #include "av1/encoder/encoder.h"
19
20 #include "test/codec_factory.h"
21 #include "test/encode_test_driver.h"
22 #include "test/util.h"
23 #include "test/y4m_video_source.h"
24 #include "test/yuv_video_source.h"
25
26 namespace {
27
28 using std::make_tuple;
29 using std::tuple;
30
31 /* TESTING PARAMETERS */
32
33 const int kBitrate = 40;
34
35 typedef struct {
36 const char *filename;
37 aom_img_fmt fmt;
38 aom_bit_depth_t bit_depth;
39 unsigned int profile;
40 unsigned int limit;
41 unsigned int screen_content;
42 double psnr_threshold; // used by modes other than AOM_SUPERRES_AUTO
43 double psnr_threshold2; // used by AOM_SUPERRES_AUTO
44 } TestVideoParam;
45
operator <<(std::ostream & os,const TestVideoParam & test_arg)46 std::ostream &operator<<(std::ostream &os, const TestVideoParam &test_arg) {
47 return os << "TestVideoParam { filename:" << test_arg.filename
48 << " fmt:" << test_arg.fmt << " bit_depth:" << test_arg.bit_depth
49 << " profile:" << test_arg.profile << " limit:" << test_arg.limit
50 << " screen_content:" << test_arg.screen_content
51 << " psnr_threshold:" << test_arg.psnr_threshold << " }";
52 }
53
54 const TestVideoParam kTestVideoVectors[] = {
55 { "park_joy_90p_8_420.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 5, 0, 25.4,
56 45.0 },
57 #if CONFIG_AV1_HIGHBITDEPTH
58 { "park_joy_90p_10_444.y4m", AOM_IMG_FMT_I44416, AOM_BITS_10, 1, 5, 0, 27.0,
59 48.0 },
60 #endif
61 { "screendata.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 4, 1, 23.0, 56.0 },
62 // Image coding (single frame).
63 { "niklas_1280_720_30.y4m", AOM_IMG_FMT_I420, AOM_BITS_8, 0, 1, 0, 32.0,
64 49.0 },
65 };
66
67 // Modes with extra params have their own tests.
68 const aom_superres_mode kSuperresModesWithoutParams[] = { AOM_SUPERRES_RANDOM,
69 AOM_SUPERRES_AUTO };
70
71 // Superres denominators and superres kf denominators to be tested
72 typedef tuple<int, int> SuperresDenominatorPair;
73 const SuperresDenominatorPair kSuperresDenominators[] = {
74 make_tuple(16, 9), make_tuple(13, 11), make_tuple(9, 9),
75 make_tuple(13, 13), make_tuple(11, 16), make_tuple(8, 16),
76 make_tuple(16, 8), make_tuple(8, 8), make_tuple(9, 14),
77 };
78
79 // Superres q thresholds and superres kf q thresholds to be tested
80 typedef tuple<int, int> SuperresQThresholdPair;
81 const SuperresQThresholdPair kSuperresQThresholds[] = {
82 make_tuple(63, 63), make_tuple(63, 41), make_tuple(17, 63),
83 make_tuple(41, 11), make_tuple(1, 37), make_tuple(11, 11),
84 make_tuple(1, 1), make_tuple(17, 29), make_tuple(29, 11),
85 };
86
87 /* END (TESTING PARAMETERS) */
88
89 // Test parameter list:
90 // <[needed for EncoderTest], test_video_param_, superres_mode_>
91 typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
92 aom_superres_mode>
93 HorzSuperresTestParam;
94
95 class HorzSuperresEndToEndTest
96 : public ::testing::TestWithParam<HorzSuperresTestParam>,
97 public ::libaom_test::EncoderTest {
98 protected:
HorzSuperresEndToEndTest()99 HorzSuperresEndToEndTest()
100 : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
101 superres_mode_(GET_PARAM(2)), psnr_(0.0), frame_count_(0) {}
102
~HorzSuperresEndToEndTest()103 virtual ~HorzSuperresEndToEndTest() {}
104
SetUp()105 virtual void SetUp() {
106 InitializeConfig(::libaom_test::kTwoPassGood);
107 cfg_.g_lag_in_frames = 5;
108 cfg_.rc_end_usage = AOM_Q;
109 cfg_.rc_target_bitrate = kBitrate;
110 cfg_.g_error_resilient = 0;
111 cfg_.g_profile = test_video_param_.profile;
112 cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
113 cfg_.g_bit_depth = test_video_param_.bit_depth;
114 init_flags_ = AOM_CODEC_USE_PSNR;
115 if (cfg_.g_bit_depth > 8) init_flags_ |= AOM_CODEC_USE_HIGHBITDEPTH;
116
117 // Set superres parameters
118 cfg_.rc_superres_mode = superres_mode_;
119 }
120
BeginPassHook(unsigned int)121 virtual void BeginPassHook(unsigned int) {
122 psnr_ = 0.0;
123 frame_count_ = 0;
124 }
125
PSNRPktHook(const aom_codec_cx_pkt_t * pkt)126 virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
127 psnr_ += pkt->data.psnr.psnr[0];
128 frame_count_++;
129 }
130
PreEncodeFrameHook(::libaom_test::VideoSource * video,::libaom_test::Encoder * encoder)131 virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
132 ::libaom_test::Encoder *encoder) {
133 if (video->frame() == 0) {
134 encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
135 encoder->Control(AV1E_SET_TILE_COLUMNS, 4);
136
137 // Set cpu-used = 8 for speed
138 encoder->Control(AOME_SET_CPUUSED, 8);
139
140 // Test screen coding tools
141 if (test_video_param_.screen_content)
142 encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
143 else
144 encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);
145
146 encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
147 encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
148 encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
149 }
150 }
151
GetAveragePsnr() const152 double GetAveragePsnr() const {
153 if (frame_count_) return psnr_ / frame_count_;
154 return 0.0;
155 }
156
DoTest()157 void DoTest() {
158 std::unique_ptr<libaom_test::VideoSource> video;
159 video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
160 test_video_param_.limit));
161 ASSERT_TRUE(video.get() != NULL);
162
163 ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
164 const double psnr_thresh = (superres_mode_ == AOM_SUPERRES_AUTO)
165 ? test_video_param_.psnr_threshold2
166 : test_video_param_.psnr_threshold;
167 const double psnr = GetAveragePsnr();
168 EXPECT_GT(psnr, psnr_thresh);
169
170 EXPECT_EQ(test_video_param_.limit, frame_count_);
171 }
172
173 TestVideoParam test_video_param_;
174 aom_superres_mode superres_mode_;
175
176 private:
177 double psnr_;
178 unsigned int frame_count_;
179 };
180
TEST_P(HorzSuperresEndToEndTest,HorzSuperresEndToEndPSNRTest)181 TEST_P(HorzSuperresEndToEndTest, HorzSuperresEndToEndPSNRTest) { DoTest(); }
182
183 AV1_INSTANTIATE_TEST_SUITE(HorzSuperresEndToEndTest,
184 ::testing::ValuesIn(kTestVideoVectors),
185 ::testing::ValuesIn(kSuperresModesWithoutParams));
186
187 // Test parameter list:
188 // <[needed for EncoderTest], test_video_param_, tuple(superres_denom_,
189 // superres_kf_denom_)>
190 typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
191 SuperresDenominatorPair>
192 HorzSuperresFixedTestParam;
193
194 class HorzSuperresFixedEndToEndTest
195 : public ::testing::TestWithParam<HorzSuperresFixedTestParam>,
196 public ::libaom_test::EncoderTest {
197 protected:
HorzSuperresFixedEndToEndTest()198 HorzSuperresFixedEndToEndTest()
199 : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
200 superres_mode_(AOM_SUPERRES_FIXED), psnr_(0.0), frame_count_(0) {
201 SuperresDenominatorPair denoms = GET_PARAM(2);
202 superres_denom_ = std::get<0>(denoms);
203 superres_kf_denom_ = std::get<1>(denoms);
204 }
205
~HorzSuperresFixedEndToEndTest()206 virtual ~HorzSuperresFixedEndToEndTest() {}
207
SetUp()208 virtual void SetUp() {
209 InitializeConfig(::libaom_test::kTwoPassGood);
210 cfg_.g_lag_in_frames = 5;
211 cfg_.rc_end_usage = AOM_VBR;
212 cfg_.rc_target_bitrate = kBitrate;
213 cfg_.g_error_resilient = 0;
214 cfg_.g_profile = test_video_param_.profile;
215 cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
216 cfg_.g_bit_depth = test_video_param_.bit_depth;
217 init_flags_ = AOM_CODEC_USE_PSNR;
218 if (cfg_.g_bit_depth > 8) init_flags_ |= AOM_CODEC_USE_HIGHBITDEPTH;
219
220 // Set superres parameters
221 cfg_.rc_superres_mode = superres_mode_;
222 cfg_.rc_superres_denominator = superres_denom_;
223 cfg_.rc_superres_kf_denominator = superres_kf_denom_;
224 }
225
BeginPassHook(unsigned int)226 virtual void BeginPassHook(unsigned int) {
227 psnr_ = 0.0;
228 frame_count_ = 0;
229 }
230
PSNRPktHook(const aom_codec_cx_pkt_t * pkt)231 virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
232 psnr_ += pkt->data.psnr.psnr[0];
233 frame_count_++;
234 }
235
PreEncodeFrameHook(::libaom_test::VideoSource * video,::libaom_test::Encoder * encoder)236 virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
237 ::libaom_test::Encoder *encoder) {
238 if (video->frame() == 0) {
239 encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
240 encoder->Control(AV1E_SET_TILE_COLUMNS, 4);
241
242 // Set cpu-used = 8 for speed
243 encoder->Control(AOME_SET_CPUUSED, 8);
244
245 // Test screen coding tools
246 if (test_video_param_.screen_content)
247 encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
248 else
249 encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);
250
251 encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
252 encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
253 encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
254 }
255 }
256
GetAveragePsnr() const257 double GetAveragePsnr() const {
258 if (frame_count_) return psnr_ / frame_count_;
259 return 0.0;
260 }
261
DoTest()262 void DoTest() {
263 std::unique_ptr<libaom_test::VideoSource> video;
264 video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
265 test_video_param_.limit));
266 ASSERT_TRUE(video.get() != NULL);
267
268 ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
269 const double psnr = GetAveragePsnr();
270 EXPECT_GT(psnr, test_video_param_.psnr_threshold)
271 << "superres_mode_ = " << superres_mode_
272 << ", superres_denom_ = " << superres_denom_
273 << ", superres_kf_denom_ = " << superres_kf_denom_;
274
275 EXPECT_EQ(test_video_param_.limit, frame_count_)
276 << "superres_mode_ = " << superres_mode_
277 << ", superres_denom_ = " << superres_denom_
278 << ", superres_kf_denom_ = " << superres_kf_denom_;
279 }
280
281 TestVideoParam test_video_param_;
282 aom_superres_mode superres_mode_;
283 int superres_denom_;
284 int superres_kf_denom_;
285
286 private:
287 double psnr_;
288 unsigned int frame_count_;
289 };
290
TEST_P(HorzSuperresFixedEndToEndTest,HorzSuperresFixedTestParam)291 TEST_P(HorzSuperresFixedEndToEndTest, HorzSuperresFixedTestParam) { DoTest(); }
292
293 AV1_INSTANTIATE_TEST_SUITE(HorzSuperresFixedEndToEndTest,
294 ::testing::ValuesIn(kTestVideoVectors),
295 ::testing::ValuesIn(kSuperresDenominators));
296
297 // Test parameter list:
298 // <[needed for EncoderTest], test_video_param_,
299 // tuple(superres_qthresh_,superres_kf_qthresh_)>
300 typedef tuple<const libaom_test::CodecFactory *, TestVideoParam,
301 SuperresQThresholdPair>
302 HorzSuperresQThreshTestParam;
303
304 class HorzSuperresQThreshEndToEndTest
305 : public ::testing::TestWithParam<HorzSuperresQThreshTestParam>,
306 public ::libaom_test::EncoderTest {
307 protected:
HorzSuperresQThreshEndToEndTest()308 HorzSuperresQThreshEndToEndTest()
309 : EncoderTest(GET_PARAM(0)), test_video_param_(GET_PARAM(1)),
310 superres_mode_(AOM_SUPERRES_QTHRESH), psnr_(0.0), frame_count_(0) {
311 SuperresQThresholdPair qthresholds = GET_PARAM(2);
312 superres_qthresh_ = std::get<0>(qthresholds);
313 superres_kf_qthresh_ = std::get<1>(qthresholds);
314 }
315
~HorzSuperresQThreshEndToEndTest()316 virtual ~HorzSuperresQThreshEndToEndTest() {}
317
SetUp()318 virtual void SetUp() {
319 InitializeConfig(::libaom_test::kTwoPassGood);
320 cfg_.g_lag_in_frames = 5;
321 cfg_.rc_end_usage = AOM_VBR;
322 cfg_.rc_target_bitrate = kBitrate;
323 cfg_.g_error_resilient = 0;
324 cfg_.g_profile = test_video_param_.profile;
325 cfg_.g_input_bit_depth = (unsigned int)test_video_param_.bit_depth;
326 cfg_.g_bit_depth = test_video_param_.bit_depth;
327 init_flags_ = AOM_CODEC_USE_PSNR;
328 if (cfg_.g_bit_depth > 8) init_flags_ |= AOM_CODEC_USE_HIGHBITDEPTH;
329
330 // Set superres parameters
331 cfg_.rc_superres_mode = superres_mode_;
332 cfg_.rc_superres_qthresh = superres_qthresh_;
333 cfg_.rc_superres_kf_qthresh = superres_kf_qthresh_;
334 }
335
BeginPassHook(unsigned int)336 virtual void BeginPassHook(unsigned int) {
337 psnr_ = 0.0;
338 frame_count_ = 0;
339 }
340
PSNRPktHook(const aom_codec_cx_pkt_t * pkt)341 virtual void PSNRPktHook(const aom_codec_cx_pkt_t *pkt) {
342 psnr_ += pkt->data.psnr.psnr[0];
343 frame_count_++;
344 }
345
PreEncodeFrameHook(::libaom_test::VideoSource * video,::libaom_test::Encoder * encoder)346 virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video,
347 ::libaom_test::Encoder *encoder) {
348 if (video->frame() == 0) {
349 encoder->Control(AV1E_SET_FRAME_PARALLEL_DECODING, 1);
350 encoder->Control(AV1E_SET_TILE_COLUMNS, 0);
351
352 // Set cpu-used = 8 for speed
353 encoder->Control(AOME_SET_CPUUSED, 8);
354
355 // Test screen coding tools
356 if (test_video_param_.screen_content)
357 encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_SCREEN);
358 else
359 encoder->Control(AV1E_SET_TUNE_CONTENT, AOM_CONTENT_DEFAULT);
360
361 encoder->Control(AOME_SET_ENABLEAUTOALTREF, 1);
362 encoder->Control(AOME_SET_ARNR_MAXFRAMES, 7);
363 encoder->Control(AOME_SET_ARNR_STRENGTH, 5);
364 }
365 }
366
GetAveragePsnr() const367 double GetAveragePsnr() const {
368 if (frame_count_) return psnr_ / frame_count_;
369 return 0.0;
370 }
371
DoTest()372 void DoTest() {
373 std::unique_ptr<libaom_test::VideoSource> video;
374 video.reset(new libaom_test::Y4mVideoSource(test_video_param_.filename, 0,
375 test_video_param_.limit));
376 ASSERT_TRUE(video.get() != NULL);
377
378 ASSERT_NO_FATAL_FAILURE(RunLoop(video.get()));
379 const double psnr = GetAveragePsnr();
380 EXPECT_GT(psnr, test_video_param_.psnr_threshold)
381 << "superres_mode_ = " << superres_mode_
382 << ", superres_qthresh_ = " << superres_qthresh_
383 << ", superres_kf_qthresh_ = " << superres_kf_qthresh_;
384
385 EXPECT_EQ(test_video_param_.limit, frame_count_)
386 << "superres_mode_ = " << superres_mode_
387 << ", superres_qthresh_ = " << superres_qthresh_
388 << ", superres_kf_qthresh_ = " << superres_kf_qthresh_;
389 }
390
391 TestVideoParam test_video_param_;
392 aom_superres_mode superres_mode_;
393 int superres_qthresh_;
394 int superres_kf_qthresh_;
395
396 private:
397 double psnr_;
398 unsigned int frame_count_;
399 };
400
TEST_P(HorzSuperresQThreshEndToEndTest,HorzSuperresQThreshEndToEndPSNRTest)401 TEST_P(HorzSuperresQThreshEndToEndTest, HorzSuperresQThreshEndToEndPSNRTest) {
402 DoTest();
403 }
404
405 AV1_INSTANTIATE_TEST_SUITE(HorzSuperresQThreshEndToEndTest,
406 ::testing::ValuesIn(kTestVideoVectors),
407 ::testing::ValuesIn(kSuperresQThresholds));
408
409 } // namespace
410