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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/memory/scoped_ptr.h" | |
| 6 #include "base/test/simple_test_tick_clock.h" | |
| 7 #include "media/cast/cast_defines.h" | |
| 8 #include "media/cast/cast_environment.h" | |
| 9 #include "media/cast/rtcp/receiver_rtcp_event_subscriber.h" | |
| 10 #include "media/cast/rtcp/rtcp_sender.h" | |
| 11 #include "media/cast/rtcp/rtcp_utility.h" | |
| 12 #include "media/cast/rtcp/test_rtcp_packet_builder.h" | |
| 13 #include "media/cast/test/fake_single_thread_task_runner.h" | |
| 14 #include "media/cast/transport/cast_transport_defines.h" | |
| 15 #include "media/cast/transport/pacing/paced_sender.h" | |
| 16 #include "testing/gmock/include/gmock/gmock.h" | |
| 17 | |
| 18 namespace media { | |
| 19 namespace cast { | |
| 20 | |
| 21 namespace { | |
| 22 static const uint32 kSendingSsrc = 0x12345678; | |
| 23 static const uint32 kMediaSsrc = 0x87654321; | |
| 24 static const base::TimeDelta kDefaultDelay = | |
| 25 base::TimeDelta::FromMilliseconds(100); | |
| 26 static const std::string kCName("test@10.1.1.1"); | |
| 27 | |
| 28 transport::RtcpReportBlock GetReportBlock() { | |
| 29 transport::RtcpReportBlock report_block; | |
| 30 // Initialize remote_ssrc to a "clearly illegal" value. | |
| 31 report_block.remote_ssrc = 0xDEAD; | |
| 32 report_block.media_ssrc = kMediaSsrc; // SSRC of the RTP packet sender. | |
| 33 report_block.fraction_lost = kLoss >> 24; | |
| 34 report_block.cumulative_lost = kLoss; // 24 bits valid. | |
| 35 report_block.extended_high_sequence_number = kExtendedMax; | |
| 36 report_block.jitter = kTestJitter; | |
| 37 report_block.last_sr = kLastSr; | |
| 38 report_block.delay_since_last_sr = kDelayLastSr; | |
| 39 return report_block; | |
| 40 } | |
| 41 | |
| 42 } // namespace | |
| 43 | |
| 44 class TestRtcpTransport : public transport::PacedPacketSender { | |
| 45 public: | |
| 46 TestRtcpTransport() : packet_count_(0) {} | |
| 47 | |
| 48 virtual bool SendRtcpPacket(uint32 ssrc, | |
| 49 transport::PacketRef packet) OVERRIDE { | |
| 50 EXPECT_EQ(expected_packet_.size(), packet->data.size()); | |
| 51 EXPECT_EQ(0, memcmp(expected_packet_.data(), | |
| 52 packet->data.data(), | |
| 53 packet->data.size())); | |
| 54 packet_count_++; | |
| 55 return true; | |
| 56 } | |
| 57 | |
| 58 virtual bool SendPackets( | |
| 59 const transport::SendPacketVector& packets) OVERRIDE { | |
| 60 return false; | |
| 61 } | |
| 62 virtual bool ResendPackets( | |
| 63 const transport::SendPacketVector& packets, | |
| 64 base::TimeDelta dedupe_window) OVERRIDE { | |
| 65 return false; | |
| 66 } | |
| 67 | |
| 68 virtual void CancelSendingPacket( | |
| 69 const transport::PacketKey& packet_key) OVERRIDE { | |
| 70 } | |
| 71 | |
| 72 void SetExpectedRtcpPacket(scoped_ptr<Packet> packet) { | |
| 73 expected_packet_.swap(*packet); | |
| 74 } | |
| 75 | |
| 76 int packet_count() const { return packet_count_; } | |
| 77 | |
| 78 private: | |
| 79 Packet expected_packet_; | |
| 80 int packet_count_; | |
| 81 | |
| 82 DISALLOW_COPY_AND_ASSIGN(TestRtcpTransport); | |
| 83 }; | |
| 84 | |
| 85 class RtcpSenderTest : public ::testing::Test { | |
| 86 protected: | |
| 87 RtcpSenderTest() | |
| 88 : testing_clock_(new base::SimpleTestTickClock()), | |
| 89 task_runner_(new test::FakeSingleThreadTaskRunner(testing_clock_)), | |
| 90 cast_environment_(new CastEnvironment( | |
| 91 scoped_ptr<base::TickClock>(testing_clock_).Pass(), | |
| 92 task_runner_, | |
| 93 task_runner_, | |
| 94 task_runner_)), | |
| 95 rtcp_sender_(new RtcpSender(cast_environment_, | |
| 96 &test_transport_, | |
| 97 kSendingSsrc, | |
| 98 kCName)) {} | |
| 99 | |
| 100 base::SimpleTestTickClock* testing_clock_; // Owned by CastEnvironment. | |
| 101 TestRtcpTransport test_transport_; | |
| 102 scoped_refptr<test::FakeSingleThreadTaskRunner> task_runner_; | |
| 103 scoped_refptr<CastEnvironment> cast_environment_; | |
| 104 scoped_ptr<RtcpSender> rtcp_sender_; | |
| 105 | |
| 106 DISALLOW_COPY_AND_ASSIGN(RtcpSenderTest); | |
| 107 }; | |
| 108 | |
| 109 TEST_F(RtcpSenderTest, RtcpReceiverReport) { | |
| 110 // Empty receiver report + c_name. | |
| 111 TestRtcpPacketBuilder p1; | |
| 112 p1.AddRr(kSendingSsrc, 0); | |
| 113 p1.AddSdesCname(kSendingSsrc, kCName); | |
| 114 test_transport_.SetExpectedRtcpPacket(p1.GetPacket()); | |
| 115 | |
| 116 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 117 transport::kRtcpRr, NULL, NULL, NULL, NULL, kDefaultDelay); | |
| 118 | |
| 119 EXPECT_EQ(1, test_transport_.packet_count()); | |
| 120 | |
| 121 // Receiver report with report block + c_name. | |
| 122 TestRtcpPacketBuilder p2; | |
| 123 p2.AddRr(kSendingSsrc, 1); | |
| 124 p2.AddRb(kMediaSsrc); | |
| 125 p2.AddSdesCname(kSendingSsrc, kCName); | |
| 126 test_transport_.SetExpectedRtcpPacket(p2.GetPacket().Pass()); | |
| 127 | |
| 128 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 129 | |
| 130 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 131 transport::kRtcpRr, &report_block, NULL, NULL, NULL, kDefaultDelay); | |
| 132 | |
| 133 EXPECT_EQ(2, test_transport_.packet_count()); | |
| 134 } | |
| 135 | |
| 136 TEST_F(RtcpSenderTest, RtcpReceiverReportWithRrtr) { | |
| 137 // Receiver report with report block + c_name. | |
| 138 TestRtcpPacketBuilder p; | |
| 139 p.AddRr(kSendingSsrc, 1); | |
| 140 p.AddRb(kMediaSsrc); | |
| 141 p.AddSdesCname(kSendingSsrc, kCName); | |
| 142 p.AddXrHeader(kSendingSsrc); | |
| 143 p.AddXrRrtrBlock(); | |
| 144 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 145 | |
| 146 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 147 | |
| 148 RtcpReceiverReferenceTimeReport rrtr; | |
| 149 rrtr.ntp_seconds = kNtpHigh; | |
| 150 rrtr.ntp_fraction = kNtpLow; | |
| 151 | |
| 152 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 153 transport::kRtcpRr | transport::kRtcpRrtr, | |
| 154 &report_block, | |
| 155 &rrtr, | |
| 156 NULL, | |
| 157 NULL, | |
| 158 kDefaultDelay); | |
| 159 | |
| 160 EXPECT_EQ(1, test_transport_.packet_count()); | |
| 161 } | |
| 162 | |
| 163 TEST_F(RtcpSenderTest, RtcpReceiverReportWithCast) { | |
| 164 // Receiver report with report block + c_name. | |
| 165 TestRtcpPacketBuilder p; | |
| 166 p.AddRr(kSendingSsrc, 1); | |
| 167 p.AddRb(kMediaSsrc); | |
| 168 p.AddSdesCname(kSendingSsrc, kCName); | |
| 169 p.AddCast(kSendingSsrc, kMediaSsrc, kDefaultDelay); | |
| 170 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 171 | |
| 172 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 173 | |
| 174 RtcpCastMessage cast_message(kMediaSsrc); | |
| 175 cast_message.ack_frame_id_ = kAckFrameId; | |
| 176 PacketIdSet missing_packets; | |
| 177 cast_message.missing_frames_and_packets_[kLostFrameId] = missing_packets; | |
| 178 | |
| 179 missing_packets.insert(kLostPacketId1); | |
| 180 missing_packets.insert(kLostPacketId2); | |
| 181 missing_packets.insert(kLostPacketId3); | |
| 182 cast_message.missing_frames_and_packets_[kFrameIdWithLostPackets] = | |
| 183 missing_packets; | |
| 184 | |
| 185 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 186 transport::kRtcpRr | transport::kRtcpCast, | |
| 187 &report_block, | |
| 188 NULL, | |
| 189 &cast_message, | |
| 190 NULL, | |
| 191 kDefaultDelay); | |
| 192 | |
| 193 EXPECT_EQ(1, test_transport_.packet_count()); | |
| 194 } | |
| 195 | |
| 196 TEST_F(RtcpSenderTest, RtcpReceiverReportWithRrtraAndCastMessage) { | |
| 197 TestRtcpPacketBuilder p; | |
| 198 p.AddRr(kSendingSsrc, 1); | |
| 199 p.AddRb(kMediaSsrc); | |
| 200 p.AddSdesCname(kSendingSsrc, kCName); | |
| 201 p.AddXrHeader(kSendingSsrc); | |
| 202 p.AddXrRrtrBlock(); | |
| 203 p.AddCast(kSendingSsrc, kMediaSsrc, kDefaultDelay); | |
| 204 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 205 | |
| 206 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 207 | |
| 208 RtcpReceiverReferenceTimeReport rrtr; | |
| 209 rrtr.ntp_seconds = kNtpHigh; | |
| 210 rrtr.ntp_fraction = kNtpLow; | |
| 211 | |
| 212 RtcpCastMessage cast_message(kMediaSsrc); | |
| 213 cast_message.ack_frame_id_ = kAckFrameId; | |
| 214 PacketIdSet missing_packets; | |
| 215 cast_message.missing_frames_and_packets_[kLostFrameId] = missing_packets; | |
| 216 | |
| 217 missing_packets.insert(kLostPacketId1); | |
| 218 missing_packets.insert(kLostPacketId2); | |
| 219 missing_packets.insert(kLostPacketId3); | |
| 220 cast_message.missing_frames_and_packets_[kFrameIdWithLostPackets] = | |
| 221 missing_packets; | |
| 222 | |
| 223 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 224 transport::kRtcpRr | transport::kRtcpRrtr | transport::kRtcpCast, | |
| 225 &report_block, | |
| 226 &rrtr, | |
| 227 &cast_message, | |
| 228 NULL, | |
| 229 kDefaultDelay); | |
| 230 | |
| 231 EXPECT_EQ(1, test_transport_.packet_count()); | |
| 232 } | |
| 233 | |
| 234 TEST_F(RtcpSenderTest, RtcpReceiverReportWithRrtrCastMessageAndLog) { | |
| 235 static const uint32 kTimeBaseMs = 12345678; | |
| 236 static const uint32 kTimeDelayMs = 10; | |
| 237 | |
| 238 TestRtcpPacketBuilder p; | |
| 239 p.AddRr(kSendingSsrc, 1); | |
| 240 p.AddRb(kMediaSsrc); | |
| 241 p.AddSdesCname(kSendingSsrc, kCName); | |
| 242 p.AddXrHeader(kSendingSsrc); | |
| 243 p.AddXrRrtrBlock(); | |
| 244 p.AddCast(kSendingSsrc, kMediaSsrc, kDefaultDelay); | |
| 245 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 246 | |
| 247 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 248 | |
| 249 RtcpReceiverReferenceTimeReport rrtr; | |
| 250 rrtr.ntp_seconds = kNtpHigh; | |
| 251 rrtr.ntp_fraction = kNtpLow; | |
| 252 | |
| 253 RtcpCastMessage cast_message(kMediaSsrc); | |
| 254 cast_message.ack_frame_id_ = kAckFrameId; | |
| 255 PacketIdSet missing_packets; | |
| 256 cast_message.missing_frames_and_packets_[kLostFrameId] = missing_packets; | |
| 257 | |
| 258 missing_packets.insert(kLostPacketId1); | |
| 259 missing_packets.insert(kLostPacketId2); | |
| 260 missing_packets.insert(kLostPacketId3); | |
| 261 cast_message.missing_frames_and_packets_[kFrameIdWithLostPackets] = | |
| 262 missing_packets; | |
| 263 | |
| 264 ReceiverRtcpEventSubscriber event_subscriber(500, VIDEO_EVENT); | |
| 265 ReceiverRtcpEventSubscriber::RtcpEventMultiMap rtcp_events; | |
| 266 | |
| 267 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 268 transport::kRtcpRr | transport::kRtcpRrtr | transport::kRtcpCast | | |
| 269 transport::kRtcpReceiverLog, | |
| 270 &report_block, | |
| 271 &rrtr, | |
| 272 &cast_message, | |
| 273 &rtcp_events, | |
| 274 kDefaultDelay); | |
| 275 | |
| 276 base::SimpleTestTickClock testing_clock; | |
| 277 testing_clock.Advance(base::TimeDelta::FromMilliseconds(kTimeBaseMs)); | |
| 278 | |
| 279 p.AddReceiverLog(kSendingSsrc); | |
| 280 p.AddReceiverFrameLog(kRtpTimestamp, 2, kTimeBaseMs); | |
| 281 p.AddReceiverEventLog(0, FRAME_ACK_SENT, 0); | |
| 282 p.AddReceiverEventLog(kLostPacketId1, PACKET_RECEIVED, kTimeDelayMs); | |
| 283 | |
| 284 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 285 | |
| 286 FrameEvent frame_event; | |
| 287 frame_event.rtp_timestamp = kRtpTimestamp; | |
| 288 frame_event.type = FRAME_ACK_SENT; | |
| 289 frame_event.media_type = VIDEO_EVENT; | |
| 290 frame_event.timestamp = testing_clock.NowTicks(); | |
| 291 event_subscriber.OnReceiveFrameEvent(frame_event); | |
| 292 testing_clock.Advance(base::TimeDelta::FromMilliseconds(kTimeDelayMs)); | |
| 293 | |
| 294 PacketEvent packet_event; | |
| 295 packet_event.rtp_timestamp = kRtpTimestamp; | |
| 296 packet_event.type = PACKET_RECEIVED; | |
| 297 packet_event.media_type = VIDEO_EVENT; | |
| 298 packet_event.timestamp = testing_clock.NowTicks(); | |
| 299 packet_event.packet_id = kLostPacketId1; | |
| 300 event_subscriber.OnReceivePacketEvent(packet_event); | |
| 301 event_subscriber.GetRtcpEventsAndReset(&rtcp_events); | |
| 302 EXPECT_EQ(2u, rtcp_events.size()); | |
| 303 | |
| 304 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 305 transport::kRtcpRr | transport::kRtcpRrtr | transport::kRtcpCast | | |
| 306 transport::kRtcpReceiverLog, | |
| 307 &report_block, | |
| 308 &rrtr, | |
| 309 &cast_message, | |
| 310 &rtcp_events, | |
| 311 kDefaultDelay); | |
| 312 | |
| 313 EXPECT_EQ(2, test_transport_.packet_count()); | |
| 314 } | |
| 315 | |
| 316 TEST_F(RtcpSenderTest, RtcpReceiverReportWithOversizedFrameLog) { | |
| 317 static const uint32 kTimeBaseMs = 12345678; | |
| 318 static const uint32 kTimeDelayMs = 10; | |
| 319 | |
| 320 TestRtcpPacketBuilder p; | |
| 321 p.AddRr(kSendingSsrc, 1); | |
| 322 p.AddRb(kMediaSsrc); | |
| 323 p.AddSdesCname(kSendingSsrc, kCName); | |
| 324 | |
| 325 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 326 | |
| 327 base::SimpleTestTickClock testing_clock; | |
| 328 testing_clock.Advance(base::TimeDelta::FromMilliseconds(kTimeBaseMs)); | |
| 329 | |
| 330 p.AddReceiverLog(kSendingSsrc); | |
| 331 | |
| 332 int remaining_bytes = kMaxReceiverLogBytes; | |
| 333 remaining_bytes -= kRtcpCastLogHeaderSize; | |
| 334 | |
| 335 remaining_bytes -= kRtcpReceiverFrameLogSize; | |
| 336 int num_events = remaining_bytes / kRtcpReceiverEventLogSize; | |
| 337 EXPECT_LE(num_events, static_cast<int>(kRtcpMaxReceiverLogMessages)); | |
| 338 // Only the last |num_events| events are sent due to receiver log size cap. | |
| 339 p.AddReceiverFrameLog( | |
| 340 kRtpTimestamp + 2345, | |
| 341 num_events, | |
| 342 kTimeBaseMs + (kRtcpMaxReceiverLogMessages - num_events) * kTimeDelayMs); | |
| 343 for (int i = 0; i < num_events; i++) { | |
| 344 p.AddReceiverEventLog( | |
| 345 kLostPacketId1, PACKET_RECEIVED, | |
| 346 static_cast<uint16>(kTimeDelayMs * i)); | |
| 347 } | |
| 348 | |
| 349 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 350 | |
| 351 ReceiverRtcpEventSubscriber event_subscriber(500, VIDEO_EVENT); | |
| 352 FrameEvent frame_event; | |
| 353 frame_event.rtp_timestamp = kRtpTimestamp; | |
| 354 frame_event.type = FRAME_ACK_SENT; | |
| 355 frame_event.media_type = VIDEO_EVENT; | |
| 356 frame_event.timestamp = testing_clock.NowTicks(); | |
| 357 event_subscriber.OnReceiveFrameEvent(frame_event); | |
| 358 | |
| 359 for (size_t i = 0; i < kRtcpMaxReceiverLogMessages; ++i) { | |
| 360 PacketEvent packet_event; | |
| 361 packet_event.rtp_timestamp = kRtpTimestamp + 2345; | |
| 362 packet_event.type = PACKET_RECEIVED; | |
| 363 packet_event.media_type = VIDEO_EVENT; | |
| 364 packet_event.timestamp = testing_clock.NowTicks(); | |
| 365 packet_event.packet_id = kLostPacketId1; | |
| 366 event_subscriber.OnReceivePacketEvent(packet_event); | |
| 367 testing_clock.Advance(base::TimeDelta::FromMilliseconds(kTimeDelayMs)); | |
| 368 } | |
| 369 | |
| 370 ReceiverRtcpEventSubscriber::RtcpEventMultiMap rtcp_events; | |
| 371 event_subscriber.GetRtcpEventsAndReset(&rtcp_events); | |
| 372 | |
| 373 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 374 transport::kRtcpRr | transport::kRtcpReceiverLog, | |
| 375 &report_block, | |
| 376 NULL, | |
| 377 NULL, | |
| 378 &rtcp_events, | |
| 379 kDefaultDelay); | |
| 380 | |
| 381 EXPECT_EQ(1, test_transport_.packet_count()); | |
| 382 } | |
| 383 | |
| 384 TEST_F(RtcpSenderTest, RtcpReceiverReportWithTooManyLogFrames) { | |
| 385 static const uint32 kTimeBaseMs = 12345678; | |
| 386 static const uint32 kTimeDelayMs = 10; | |
| 387 | |
| 388 TestRtcpPacketBuilder p; | |
| 389 p.AddRr(kSendingSsrc, 1); | |
| 390 p.AddRb(kMediaSsrc); | |
| 391 p.AddSdesCname(kSendingSsrc, kCName); | |
| 392 | |
| 393 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 394 | |
| 395 base::SimpleTestTickClock testing_clock; | |
| 396 testing_clock.Advance(base::TimeDelta::FromMilliseconds(kTimeBaseMs)); | |
| 397 | |
| 398 p.AddReceiverLog(kSendingSsrc); | |
| 399 | |
| 400 int remaining_bytes = kMaxReceiverLogBytes; | |
| 401 remaining_bytes -= kRtcpCastLogHeaderSize; | |
| 402 | |
| 403 int num_events = | |
| 404 remaining_bytes / (kRtcpReceiverFrameLogSize + kRtcpReceiverEventLogSize); | |
| 405 | |
| 406 // The last |num_events| events are sent due to receiver log size cap. | |
| 407 for (size_t i = kRtcpMaxReceiverLogMessages - num_events; | |
| 408 i < kRtcpMaxReceiverLogMessages; | |
| 409 ++i) { | |
| 410 p.AddReceiverFrameLog(kRtpTimestamp + i, 1, kTimeBaseMs + i * kTimeDelayMs); | |
| 411 p.AddReceiverEventLog(0, FRAME_ACK_SENT, 0); | |
| 412 } | |
| 413 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 414 | |
| 415 ReceiverRtcpEventSubscriber event_subscriber(500, VIDEO_EVENT); | |
| 416 | |
| 417 for (size_t i = 0; i < kRtcpMaxReceiverLogMessages; ++i) { | |
| 418 FrameEvent frame_event; | |
| 419 frame_event.rtp_timestamp = kRtpTimestamp + static_cast<int>(i); | |
| 420 frame_event.type = FRAME_ACK_SENT; | |
| 421 frame_event.media_type = VIDEO_EVENT; | |
| 422 frame_event.timestamp = testing_clock.NowTicks(); | |
| 423 event_subscriber.OnReceiveFrameEvent(frame_event); | |
| 424 testing_clock.Advance(base::TimeDelta::FromMilliseconds(kTimeDelayMs)); | |
| 425 } | |
| 426 | |
| 427 ReceiverRtcpEventSubscriber::RtcpEventMultiMap rtcp_events; | |
| 428 event_subscriber.GetRtcpEventsAndReset(&rtcp_events); | |
| 429 | |
| 430 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 431 transport::kRtcpRr | transport::kRtcpReceiverLog, | |
| 432 &report_block, | |
| 433 NULL, | |
| 434 NULL, | |
| 435 &rtcp_events, | |
| 436 kDefaultDelay); | |
| 437 | |
| 438 EXPECT_EQ(1, test_transport_.packet_count()); | |
| 439 } | |
| 440 | |
| 441 TEST_F(RtcpSenderTest, RtcpReceiverReportWithOldLogFrames) { | |
| 442 static const uint32 kTimeBaseMs = 12345678; | |
| 443 | |
| 444 TestRtcpPacketBuilder p; | |
| 445 p.AddRr(kSendingSsrc, 1); | |
| 446 p.AddRb(kMediaSsrc); | |
| 447 p.AddSdesCname(kSendingSsrc, kCName); | |
| 448 | |
| 449 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 450 | |
| 451 base::SimpleTestTickClock testing_clock; | |
| 452 testing_clock.Advance(base::TimeDelta::FromMilliseconds(kTimeBaseMs)); | |
| 453 | |
| 454 p.AddReceiverLog(kSendingSsrc); | |
| 455 | |
| 456 // Log 11 events for a single frame, each |kTimeBetweenEventsMs| apart. | |
| 457 // Only last 10 events will be sent because the first event is more than | |
| 458 // 4095 milliseconds away from latest event. | |
| 459 const int kTimeBetweenEventsMs = 410; | |
| 460 p.AddReceiverFrameLog(kRtpTimestamp, 10, kTimeBaseMs + kTimeBetweenEventsMs); | |
| 461 for (int i = 0; i < 10; ++i) { | |
| 462 p.AddReceiverEventLog(0, FRAME_ACK_SENT, i * kTimeBetweenEventsMs); | |
| 463 } | |
| 464 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 465 | |
| 466 ReceiverRtcpEventSubscriber event_subscriber(500, VIDEO_EVENT); | |
| 467 for (int i = 0; i < 11; ++i) { | |
| 468 FrameEvent frame_event; | |
| 469 frame_event.rtp_timestamp = kRtpTimestamp; | |
| 470 frame_event.type = FRAME_ACK_SENT; | |
| 471 frame_event.media_type = VIDEO_EVENT; | |
| 472 frame_event.timestamp = testing_clock.NowTicks(); | |
| 473 event_subscriber.OnReceiveFrameEvent(frame_event); | |
| 474 testing_clock.Advance( | |
| 475 base::TimeDelta::FromMilliseconds(kTimeBetweenEventsMs)); | |
| 476 } | |
| 477 | |
| 478 ReceiverRtcpEventSubscriber::RtcpEventMultiMap rtcp_events; | |
| 479 event_subscriber.GetRtcpEventsAndReset(&rtcp_events); | |
| 480 | |
| 481 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 482 transport::kRtcpRr | transport::kRtcpReceiverLog, | |
| 483 &report_block, | |
| 484 NULL, | |
| 485 NULL, | |
| 486 &rtcp_events, | |
| 487 kDefaultDelay); | |
| 488 | |
| 489 EXPECT_EQ(1, test_transport_.packet_count()); | |
| 490 } | |
| 491 | |
| 492 TEST_F(RtcpSenderTest, RtcpReceiverReportRedundancy) { | |
| 493 uint32 time_base_ms = 12345678; | |
| 494 int kTimeBetweenEventsMs = 10; | |
| 495 | |
| 496 transport::RtcpReportBlock report_block = GetReportBlock(); | |
| 497 | |
| 498 base::SimpleTestTickClock testing_clock; | |
| 499 testing_clock.Advance(base::TimeDelta::FromMilliseconds(time_base_ms)); | |
| 500 | |
| 501 ReceiverRtcpEventSubscriber event_subscriber(500, VIDEO_EVENT); | |
| 502 size_t packet_count = kReceiveLogMessageHistorySize + 10; | |
| 503 for (size_t i = 0; i < packet_count; i++) { | |
| 504 TestRtcpPacketBuilder p; | |
| 505 p.AddRr(kSendingSsrc, 1); | |
| 506 p.AddRb(kMediaSsrc); | |
| 507 p.AddSdesCname(kSendingSsrc, kCName); | |
| 508 | |
| 509 p.AddReceiverLog(kSendingSsrc); | |
| 510 | |
| 511 if (i >= kSecondRedundancyOffset) { | |
| 512 p.AddReceiverFrameLog( | |
| 513 kRtpTimestamp, | |
| 514 1, | |
| 515 time_base_ms - kSecondRedundancyOffset * kTimeBetweenEventsMs); | |
| 516 p.AddReceiverEventLog(0, FRAME_ACK_SENT, 0); | |
| 517 } | |
| 518 if (i >= kFirstRedundancyOffset) { | |
| 519 p.AddReceiverFrameLog( | |
| 520 kRtpTimestamp, | |
| 521 1, | |
| 522 time_base_ms - kFirstRedundancyOffset * kTimeBetweenEventsMs); | |
| 523 p.AddReceiverEventLog(0, FRAME_ACK_SENT, 0); | |
| 524 } | |
| 525 p.AddReceiverFrameLog(kRtpTimestamp, 1, time_base_ms); | |
| 526 p.AddReceiverEventLog(0, FRAME_ACK_SENT, 0); | |
| 527 | |
| 528 test_transport_.SetExpectedRtcpPacket(p.GetPacket().Pass()); | |
| 529 | |
| 530 FrameEvent frame_event; | |
| 531 frame_event.rtp_timestamp = kRtpTimestamp; | |
| 532 frame_event.type = FRAME_ACK_SENT; | |
| 533 frame_event.media_type = VIDEO_EVENT; | |
| 534 frame_event.timestamp = testing_clock.NowTicks(); | |
| 535 event_subscriber.OnReceiveFrameEvent(frame_event); | |
| 536 | |
| 537 ReceiverRtcpEventSubscriber::RtcpEventMultiMap rtcp_events; | |
| 538 event_subscriber.GetRtcpEventsAndReset(&rtcp_events); | |
| 539 | |
| 540 rtcp_sender_->SendRtcpFromRtpReceiver( | |
| 541 transport::kRtcpRr | transport::kRtcpReceiverLog, | |
| 542 &report_block, | |
| 543 NULL, | |
| 544 NULL, | |
| 545 &rtcp_events, | |
| 546 kDefaultDelay); | |
| 547 | |
| 548 testing_clock.Advance( | |
| 549 base::TimeDelta::FromMilliseconds(kTimeBetweenEventsMs)); | |
| 550 time_base_ms += kTimeBetweenEventsMs; | |
| 551 } | |
| 552 | |
| 553 EXPECT_EQ(static_cast<int>(packet_count), test_transport_.packet_count()); | |
| 554 } | |
| 555 | |
| 556 } // namespace cast | |
| 557 } // namespace media | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 388663003:
Cast: Reshuffle files under media/cast (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src