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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
| 5 // For each sample vp9 test video, $filename, there is a file of golden value |
| 6 // of frame entropy, named $filename.context. These values are dumped from |
| 7 // libvpx. |
| 8 // |
| 9 // The syntax of these context dump is described as follows. For every |
| 10 // frame, there are corresponding data in context file, |
| 11 // 1. [initial] [current] [should_update=0], or |
| 12 // 2. [initial] [current] [should_update=1] [update] |
| 13 // The first two are expected frame entropy, fhdr->initial_frame_context and |
| 14 // fhdr->frame_context. |
| 15 // If |should_update| is true, it follows by the frame context to update. |
5 #include <stdint.h> | 16 #include <stdint.h> |
| 17 #include <string.h> |
6 | 18 |
7 #include "base/files/memory_mapped_file.h" | 19 #include "base/files/memory_mapped_file.h" |
8 #include "base/logging.h" | 20 #include "base/logging.h" |
9 #include "media/base/test_data_util.h" | 21 #include "media/base/test_data_util.h" |
10 #include "media/filters/ivf_parser.h" | 22 #include "media/filters/ivf_parser.h" |
11 #include "media/filters/vp9_parser.h" | 23 #include "media/filters/vp9_parser.h" |
12 #include "testing/gtest/include/gtest/gtest.h" | 24 #include "testing/gtest/include/gtest/gtest.h" |
13 | 25 |
14 namespace media { | 26 namespace media { |
15 | 27 |
16 class Vp9ParserTest : public ::testing::Test { | 28 class Vp9ParserTest : public ::testing::Test { |
17 protected: | 29 protected: |
18 void SetUp() override { | 30 void TearDown() override { |
19 base::FilePath file_path = GetTestDataFilePath("test-25fps.vp9"); | 31 stream_.reset(); |
| 32 vp9_parser_.reset(); |
| 33 context_file_.Close(); |
| 34 } |
| 35 |
| 36 void Initialize(const std::string& filename, bool parsing_compressed_header) { |
| 37 base::FilePath file_path = GetTestDataFilePath(filename); |
20 | 38 |
21 stream_.reset(new base::MemoryMappedFile()); | 39 stream_.reset(new base::MemoryMappedFile()); |
22 ASSERT_TRUE(stream_->Initialize(file_path)) << "Couldn't open stream file: " | 40 ASSERT_TRUE(stream_->Initialize(file_path)) << "Couldn't open stream file: " |
23 << file_path.MaybeAsASCII(); | 41 << file_path.MaybeAsASCII(); |
24 | 42 |
25 IvfFileHeader ivf_file_header; | 43 IvfFileHeader ivf_file_header; |
26 ASSERT_TRUE(ivf_parser_.Initialize(stream_->data(), stream_->length(), | 44 ASSERT_TRUE(ivf_parser_.Initialize(stream_->data(), stream_->length(), |
27 &ivf_file_header)); | 45 &ivf_file_header)); |
28 ASSERT_EQ(ivf_file_header.fourcc, 0x30395056u); // VP90 | 46 ASSERT_EQ(ivf_file_header.fourcc, 0x30395056u); // VP90 |
| 47 |
| 48 vp9_parser_.reset(new Vp9Parser(parsing_compressed_header)); |
| 49 |
| 50 if (parsing_compressed_header) { |
| 51 base::FilePath context_path = GetTestDataFilePath(filename + ".context"); |
| 52 context_file_.Initialize(context_path, |
| 53 base::File::FLAG_OPEN | base::File::FLAG_READ); |
| 54 ASSERT_TRUE(context_file_.IsValid()); |
| 55 } |
29 } | 56 } |
30 | 57 |
31 void TearDown() override { stream_.reset(); } | 58 bool ReadShouldContextUpdate() { |
32 | 59 char should_update; |
33 bool ParseNextFrame(struct Vp9FrameHeader* frame_hdr); | 60 int read_num = context_file_.ReadAtCurrentPos(&should_update, 1); |
34 | 61 CHECK_EQ(1, read_num); |
35 const Vp9Segmentation& GetSegmentation() const { | 62 return should_update != 0; |
36 return vp9_parser_.GetSegmentation(); | |
37 } | 63 } |
38 | 64 |
39 const Vp9LoopFilter& GetLoopFilter() const { | 65 void ReadContext(Vp9FrameContext* frame_context) { |
40 return vp9_parser_.GetLoopFilter(); | 66 ASSERT_EQ( |
| 67 static_cast<int>(sizeof(*frame_context)), |
| 68 context_file_.ReadAtCurrentPos(reinterpret_cast<char*>(frame_context), |
| 69 sizeof(*frame_context))); |
| 70 } |
| 71 |
| 72 Vp9Parser::Result ParseNextFrame( |
| 73 struct Vp9FrameHeader* frame_hdr, |
| 74 Vp9FrameContextManager::ContextRefreshCallback* context_refresh_cb); |
| 75 |
| 76 const Vp9SegmentationParams& GetSegmentation() const { |
| 77 return vp9_parser_->GetSegmentation(); |
| 78 } |
| 79 |
| 80 const Vp9LoopFilterParams& GetLoopFilter() const { |
| 81 return vp9_parser_->GetLoopFilter(); |
41 } | 82 } |
42 | 83 |
43 IvfParser ivf_parser_; | 84 IvfParser ivf_parser_; |
44 std::unique_ptr<base::MemoryMappedFile> stream_; | 85 std::unique_ptr<base::MemoryMappedFile> stream_; |
45 | 86 |
46 Vp9Parser vp9_parser_; | 87 std::unique_ptr<Vp9Parser> vp9_parser_; |
| 88 base::File context_file_; |
47 }; | 89 }; |
48 | 90 |
49 bool Vp9ParserTest::ParseNextFrame(Vp9FrameHeader* fhdr) { | 91 Vp9Parser::Result Vp9ParserTest::ParseNextFrame( |
| 92 Vp9FrameHeader* fhdr, |
| 93 Vp9FrameContextManager::ContextRefreshCallback* context_refresh_cb) { |
50 while (1) { | 94 while (1) { |
51 Vp9Parser::Result res = vp9_parser_.ParseNextFrame(fhdr); | 95 Vp9Parser::Result res = |
| 96 vp9_parser_->ParseNextFrame(fhdr, context_refresh_cb); |
52 if (res == Vp9Parser::kEOStream) { | 97 if (res == Vp9Parser::kEOStream) { |
53 IvfFrameHeader ivf_frame_header; | 98 IvfFrameHeader ivf_frame_header; |
54 const uint8_t* ivf_payload; | 99 const uint8_t* ivf_payload; |
55 | 100 |
56 if (!ivf_parser_.ParseNextFrame(&ivf_frame_header, &ivf_payload)) | 101 if (!ivf_parser_.ParseNextFrame(&ivf_frame_header, &ivf_payload)) |
57 return false; | 102 return Vp9Parser::kEOStream; |
58 | 103 |
59 vp9_parser_.SetStream(ivf_payload, ivf_frame_header.frame_size); | 104 vp9_parser_->SetStream(ivf_payload, ivf_frame_header.frame_size); |
60 continue; | 105 continue; |
61 } | 106 } |
62 | 107 |
63 return res == Vp9Parser::kOk; | 108 return res; |
64 } | 109 } |
65 } | 110 } |
66 | 111 |
67 TEST_F(Vp9ParserTest, StreamFileParsing) { | 112 TEST_F(Vp9ParserTest, StreamFileParsingWithoutCompressedHeader) { |
| 113 Initialize("test-25fps.vp9", false); |
| 114 |
68 // Number of frames in the test stream to be parsed. | 115 // Number of frames in the test stream to be parsed. |
69 const int num_frames = 250; | 116 const int num_expected_frames = 269; |
70 int num_parsed_frames = 0; | 117 int num_parsed_frames = 0; |
71 | 118 |
72 while (num_parsed_frames < num_frames) { | 119 // Allow to parse twice as many frames in order to detect any extra frames |
| 120 // parsed. |
| 121 while (num_parsed_frames < num_expected_frames * 2) { |
73 Vp9FrameHeader fhdr; | 122 Vp9FrameHeader fhdr; |
74 if (!ParseNextFrame(&fhdr)) | 123 if (ParseNextFrame(&fhdr, nullptr) != Vp9Parser::kOk) |
75 break; | 124 break; |
76 | 125 |
77 ++num_parsed_frames; | 126 ++num_parsed_frames; |
78 } | 127 } |
79 | 128 |
80 DVLOG(1) << "Number of successfully parsed frames before EOS: " | 129 DVLOG(1) << "Number of successfully parsed frames before EOS: " |
81 << num_parsed_frames; | 130 << num_parsed_frames; |
82 | 131 |
83 EXPECT_EQ(num_frames, num_parsed_frames); | 132 EXPECT_EQ(num_expected_frames, num_parsed_frames); |
| 133 } |
| 134 |
| 135 TEST_F(Vp9ParserTest, StreamFileParsingWithCompressedHeader) { |
| 136 Initialize("test-25fps.vp9", true); |
| 137 |
| 138 // Number of frames in the test stream to be parsed. |
| 139 const int num_expected_frames = 269; |
| 140 int num_parsed_frames = 0; |
| 141 |
| 142 // Allow to parse twice as many frames in order to detect any extra frames |
| 143 // parsed. |
| 144 while (num_parsed_frames < num_expected_frames * 2) { |
| 145 Vp9FrameHeader fhdr; |
| 146 Vp9FrameContextManager::ContextRefreshCallback context_refresh_cb; |
| 147 if (ParseNextFrame(&fhdr, &context_refresh_cb) != Vp9Parser::kOk) |
| 148 break; |
| 149 |
| 150 Vp9FrameContext frame_context; |
| 151 ReadContext(&frame_context); |
| 152 EXPECT_TRUE(memcmp(&frame_context, &fhdr.initial_frame_context, |
| 153 sizeof(frame_context)) == 0); |
| 154 ReadContext(&frame_context); |
| 155 EXPECT_TRUE(memcmp(&frame_context, &fhdr.frame_context, |
| 156 sizeof(frame_context)) == 0); |
| 157 |
| 158 // test-25fps.vp9 doesn't need frame update from driver. |
| 159 EXPECT_TRUE(context_refresh_cb.is_null()); |
| 160 ASSERT_FALSE(ReadShouldContextUpdate()); |
| 161 |
| 162 ++num_parsed_frames; |
| 163 } |
| 164 |
| 165 DVLOG(1) << "Number of successfully parsed frames before EOS: " |
| 166 << num_parsed_frames; |
| 167 |
| 168 EXPECT_EQ(num_expected_frames, num_parsed_frames); |
| 169 } |
| 170 |
| 171 TEST_F(Vp9ParserTest, StreamFileParsingWithContextUpdate) { |
| 172 Initialize("bear-vp9.ivf", true); |
| 173 |
| 174 // Number of frames in the test stream to be parsed. |
| 175 const int num_expected_frames = 82; |
| 176 int num_parsed_frames = 0; |
| 177 |
| 178 // Allow to parse twice as many frames in order to detect any extra frames |
| 179 // parsed. |
| 180 while (num_parsed_frames < num_expected_frames * 2) { |
| 181 Vp9FrameHeader fhdr; |
| 182 Vp9FrameContextManager::ContextRefreshCallback context_refresh_cb; |
| 183 if (ParseNextFrame(&fhdr, &context_refresh_cb) != Vp9Parser::kOk) |
| 184 break; |
| 185 |
| 186 Vp9FrameContext frame_context; |
| 187 ReadContext(&frame_context); |
| 188 EXPECT_TRUE(memcmp(&frame_context, &fhdr.initial_frame_context, |
| 189 sizeof(frame_context)) == 0); |
| 190 ReadContext(&frame_context); |
| 191 EXPECT_TRUE(memcmp(&frame_context, &fhdr.frame_context, |
| 192 sizeof(frame_context)) == 0); |
| 193 |
| 194 bool should_update = ReadShouldContextUpdate(); |
| 195 if (context_refresh_cb.is_null()) { |
| 196 EXPECT_FALSE(should_update); |
| 197 } else { |
| 198 EXPECT_TRUE(should_update); |
| 199 ReadContext(&frame_context); |
| 200 context_refresh_cb.Run(frame_context); |
| 201 } |
| 202 |
| 203 ++num_parsed_frames; |
| 204 } |
| 205 |
| 206 DVLOG(1) << "Number of successfully parsed frames before EOS: " |
| 207 << num_parsed_frames; |
| 208 |
| 209 EXPECT_EQ(num_expected_frames, num_parsed_frames); |
| 210 } |
| 211 |
| 212 TEST_F(Vp9ParserTest, AwaitingContextUpdate) { |
| 213 Initialize("bear-vp9.ivf", true); |
| 214 |
| 215 Vp9FrameHeader fhdr; |
| 216 Vp9FrameContextManager::ContextRefreshCallback context_refresh_cb; |
| 217 ASSERT_EQ(Vp9Parser::kOk, ParseNextFrame(&fhdr, &context_refresh_cb)); |
| 218 EXPECT_FALSE(context_refresh_cb.is_null()); |
| 219 |
| 220 Vp9FrameContext frame_context; |
| 221 ReadContext(&frame_context); |
| 222 ReadContext(&frame_context); |
| 223 bool should_update = ReadShouldContextUpdate(); |
| 224 ASSERT_TRUE(should_update); |
| 225 ReadContext(&frame_context); |
| 226 |
| 227 // Not update yet. Should return kAwaitingRefresh. |
| 228 Vp9FrameContextManager::ContextRefreshCallback unused_cb; |
| 229 EXPECT_EQ(Vp9Parser::kAwaitingRefresh, ParseNextFrame(&fhdr, &unused_cb)); |
| 230 EXPECT_EQ(Vp9Parser::kAwaitingRefresh, ParseNextFrame(&fhdr, &unused_cb)); |
| 231 |
| 232 // After update, parse should be ok. |
| 233 context_refresh_cb.Run(frame_context); |
| 234 EXPECT_EQ(Vp9Parser::kOk, ParseNextFrame(&fhdr, &unused_cb)); |
| 235 |
| 236 // Make sure it parsed the 2nd frame. |
| 237 EXPECT_EQ(9u, fhdr.header_size_in_bytes); |
84 } | 238 } |
85 | 239 |
86 TEST_F(Vp9ParserTest, VerifyFirstFrame) { | 240 TEST_F(Vp9ParserTest, VerifyFirstFrame) { |
| 241 Initialize("test-25fps.vp9", false); |
87 Vp9FrameHeader fhdr; | 242 Vp9FrameHeader fhdr; |
88 | 243 |
89 ASSERT_TRUE(ParseNextFrame(&fhdr)); | 244 ASSERT_EQ(Vp9Parser::kOk, ParseNextFrame(&fhdr, nullptr)); |
90 | 245 |
91 EXPECT_EQ(0, fhdr.profile); | 246 EXPECT_EQ(0, fhdr.profile); |
92 EXPECT_FALSE(fhdr.show_existing_frame); | 247 EXPECT_FALSE(fhdr.show_existing_frame); |
93 EXPECT_EQ(Vp9FrameHeader::KEYFRAME, fhdr.frame_type); | 248 EXPECT_EQ(Vp9FrameHeader::KEYFRAME, fhdr.frame_type); |
94 EXPECT_TRUE(fhdr.show_frame); | 249 EXPECT_TRUE(fhdr.show_frame); |
95 EXPECT_FALSE(fhdr.error_resilient_mode); | 250 EXPECT_FALSE(fhdr.error_resilient_mode); |
96 | 251 |
97 EXPECT_EQ(8, fhdr.bit_depth); | 252 EXPECT_EQ(8, fhdr.bit_depth); |
98 EXPECT_EQ(Vp9ColorSpace::UNKNOWN, fhdr.color_space); | 253 EXPECT_EQ(Vp9ColorSpace::UNKNOWN, fhdr.color_space); |
99 EXPECT_FALSE(fhdr.yuv_range); | 254 EXPECT_FALSE(fhdr.color_range); |
100 EXPECT_EQ(1, fhdr.subsampling_x); | 255 EXPECT_EQ(1, fhdr.subsampling_x); |
101 EXPECT_EQ(1, fhdr.subsampling_y); | 256 EXPECT_EQ(1, fhdr.subsampling_y); |
102 | 257 |
103 EXPECT_EQ(320u, fhdr.width); | 258 EXPECT_EQ(320u, fhdr.frame_width); |
104 EXPECT_EQ(240u, fhdr.height); | 259 EXPECT_EQ(240u, fhdr.frame_height); |
105 EXPECT_EQ(320u, fhdr.display_width); | 260 EXPECT_EQ(320u, fhdr.render_width); |
106 EXPECT_EQ(240u, fhdr.display_height); | 261 EXPECT_EQ(240u, fhdr.render_height); |
107 | 262 |
108 EXPECT_TRUE(fhdr.refresh_frame_context); | 263 EXPECT_TRUE(fhdr.refresh_frame_context); |
109 EXPECT_TRUE(fhdr.frame_parallel_decoding_mode); | 264 EXPECT_TRUE(fhdr.frame_parallel_decoding_mode); |
110 EXPECT_EQ(0, fhdr.frame_context_idx); | 265 EXPECT_EQ(0, fhdr.frame_context_idx_to_save_probs); |
111 | 266 |
112 const Vp9LoopFilter& lf = GetLoopFilter(); | 267 const Vp9LoopFilterParams& lf = GetLoopFilter(); |
113 EXPECT_EQ(9, lf.filter_level); | 268 EXPECT_EQ(9, lf.level); |
114 EXPECT_EQ(0, lf.sharpness_level); | 269 EXPECT_EQ(0, lf.sharpness); |
115 EXPECT_TRUE(lf.mode_ref_delta_enabled); | 270 EXPECT_TRUE(lf.delta_enabled); |
116 EXPECT_TRUE(lf.mode_ref_delta_update); | 271 EXPECT_TRUE(lf.delta_update); |
117 EXPECT_TRUE(lf.update_ref_deltas[0]); | 272 EXPECT_TRUE(lf.update_ref_deltas[0]); |
118 EXPECT_EQ(1, lf.ref_deltas[0]); | 273 EXPECT_EQ(1, lf.ref_deltas[0]); |
119 EXPECT_EQ(-1, lf.ref_deltas[2]); | 274 EXPECT_EQ(-1, lf.ref_deltas[2]); |
120 EXPECT_EQ(-1, lf.ref_deltas[3]); | 275 EXPECT_EQ(-1, lf.ref_deltas[3]); |
121 | 276 |
122 const Vp9QuantizationParams& qp = fhdr.quant_params; | 277 const Vp9QuantizationParams& qp = fhdr.quant_params; |
123 EXPECT_EQ(65, qp.base_qindex); | 278 EXPECT_EQ(65, qp.base_q_idx); |
124 EXPECT_FALSE(qp.y_dc_delta); | 279 EXPECT_FALSE(qp.delta_q_y_dc); |
125 EXPECT_FALSE(qp.uv_dc_delta); | 280 EXPECT_FALSE(qp.delta_q_uv_dc); |
126 EXPECT_FALSE(qp.uv_ac_delta); | 281 EXPECT_FALSE(qp.delta_q_uv_ac); |
127 EXPECT_FALSE(qp.IsLossless()); | 282 EXPECT_FALSE(qp.IsLossless()); |
128 | 283 |
129 const Vp9Segmentation& seg = GetSegmentation(); | 284 const Vp9SegmentationParams& seg = GetSegmentation(); |
130 EXPECT_FALSE(seg.enabled); | 285 EXPECT_FALSE(seg.enabled); |
131 | 286 |
132 EXPECT_EQ(0, fhdr.log2_tile_cols); | 287 EXPECT_EQ(0, fhdr.tile_cols_log2); |
133 EXPECT_EQ(0, fhdr.log2_tile_rows); | 288 EXPECT_EQ(0, fhdr.tile_rows_log2); |
134 | 289 |
135 EXPECT_EQ(120u, fhdr.first_partition_size); | 290 EXPECT_EQ(120u, fhdr.header_size_in_bytes); |
136 EXPECT_EQ(18u, fhdr.uncompressed_header_size); | 291 EXPECT_EQ(18u, fhdr.uncompressed_header_size); |
137 } | 292 } |
138 | 293 |
139 TEST_F(Vp9ParserTest, VerifyInterFrame) { | 294 TEST_F(Vp9ParserTest, VerifyInterFrame) { |
| 295 Initialize("test-25fps.vp9", false); |
140 Vp9FrameHeader fhdr; | 296 Vp9FrameHeader fhdr; |
141 | 297 |
142 // To verify the second frame. | 298 // To verify the second frame. |
143 for (int i = 0; i < 2; i++) | 299 for (int i = 0; i < 2; i++) |
144 ASSERT_TRUE(ParseNextFrame(&fhdr)); | 300 ASSERT_EQ(Vp9Parser::kOk, ParseNextFrame(&fhdr, nullptr)); |
145 | 301 |
146 EXPECT_EQ(Vp9FrameHeader::INTERFRAME, fhdr.frame_type); | 302 EXPECT_EQ(Vp9FrameHeader::INTERFRAME, fhdr.frame_type); |
147 EXPECT_FALSE(fhdr.show_frame); | 303 EXPECT_FALSE(fhdr.show_frame); |
148 EXPECT_FALSE(fhdr.intra_only); | 304 EXPECT_FALSE(fhdr.intra_only); |
149 EXPECT_FALSE(fhdr.reset_context); | 305 EXPECT_FALSE(fhdr.reset_frame_context); |
150 EXPECT_TRUE(fhdr.RefreshFlag(2)); | 306 EXPECT_TRUE(fhdr.RefreshFlag(2)); |
151 EXPECT_EQ(0, fhdr.frame_refs[0]); | 307 EXPECT_EQ(0, fhdr.ref_frame_idx[0]); |
152 EXPECT_EQ(1, fhdr.frame_refs[1]); | 308 EXPECT_EQ(1, fhdr.ref_frame_idx[1]); |
153 EXPECT_EQ(2, fhdr.frame_refs[2]); | 309 EXPECT_EQ(2, fhdr.ref_frame_idx[2]); |
154 EXPECT_TRUE(fhdr.allow_high_precision_mv); | 310 EXPECT_TRUE(fhdr.allow_high_precision_mv); |
155 EXPECT_EQ(Vp9InterpFilter::EIGHTTAP, fhdr.interp_filter); | 311 EXPECT_EQ(Vp9InterpolationFilter::EIGHTTAP, fhdr.interpolation_filter); |
156 | 312 |
157 EXPECT_EQ(48u, fhdr.first_partition_size); | 313 EXPECT_EQ(48u, fhdr.header_size_in_bytes); |
158 EXPECT_EQ(11u, fhdr.uncompressed_header_size); | 314 EXPECT_EQ(11u, fhdr.uncompressed_header_size); |
159 } | 315 } |
160 | 316 |
161 } // namespace media | 317 } // namespace media |
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