blob: 92d5a55b4d39f5f9ca287926e62377e3e4fa31f6 [file] [log] [blame]
/*
* Copyright (c) 2014 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <memory>
#include "webrtc/modules/remote_bitrate_estimator/include/remote_bitrate_estimator.h"
#include "webrtc/modules/remote_bitrate_estimator/test/bwe_test.h"
#include "webrtc/modules/remote_bitrate_estimator/test/packet_receiver.h"
#include "webrtc/modules/remote_bitrate_estimator/test/packet_sender.h"
#include "webrtc/rtc_base/constructormagic.h"
#include "webrtc/test/gtest.h"
#include "webrtc/test/testsupport/fileutils.h"
namespace webrtc {
namespace testing {
namespace bwe {
// This test fixture is used to instantiate tests running with adaptive video
// senders.
class BweSimulation : public BweTest,
public ::testing::TestWithParam<BandwidthEstimatorType> {
public:
BweSimulation()
: BweTest(), random_(Clock::GetRealTimeClock()->TimeInMicroseconds()) {}
virtual ~BweSimulation() {}
protected:
void SetUp() override {
BweTest::SetUp();
VerboseLogging(true);
}
Random random_;
private:
RTC_DISALLOW_COPY_AND_ASSIGN(BweSimulation);
};
INSTANTIATE_TEST_CASE_P(VideoSendersTest,
BweSimulation,
::testing::Values(kRembEstimator,
kSendSideEstimator,
kNadaEstimator,
kBbrEstimator));
TEST_P(BweSimulation, SprintUplinkTest) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
VideoSender sender(&uplink_, &source, GetParam());
RateCounterFilter counter1(&uplink_, 0, "sender_output",
bwe_names[GetParam()]);
TraceBasedDeliveryFilter filter(&uplink_, 0, "link_capacity");
RateCounterFilter counter2(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
ASSERT_TRUE(filter.Init(test::ResourcePath("sprint-uplink", "rx")));
RunFor(60 * 1000);
}
TEST_P(BweSimulation, Verizon4gDownlinkTest) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
VideoSender sender(&downlink_, &source, GetParam());
RateCounterFilter counter1(&downlink_, 0, "sender_output",
std::string() + bwe_names[GetParam()] + "_up");
TraceBasedDeliveryFilter filter(&downlink_, 0, "link_capacity");
RateCounterFilter counter2(&downlink_, 0, "Receiver",
std::string() + bwe_names[GetParam()] + "_down");
PacketReceiver receiver(&downlink_, 0, GetParam(), true, true);
ASSERT_TRUE(filter.Init(test::ResourcePath("verizon4g-downlink", "rx")));
RunFor(22 * 60 * 1000);
}
TEST_P(BweSimulation, Choke1000kbps500kbps1000kbpsBiDirectional) {
const int kFlowIds[] = {0, 1};
const size_t kNumFlows = sizeof(kFlowIds) / sizeof(kFlowIds[0]);
AdaptiveVideoSource source(kFlowIds[0], 30, 300, 0, 0);
VideoSender sender(&uplink_, &source, GetParam());
ChokeFilter choke(&uplink_, kFlowIds[0]);
RateCounterFilter counter(&uplink_, kFlowIds[0], "Receiver_0",
bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, kFlowIds[0], GetParam(), true, false);
AdaptiveVideoSource source2(kFlowIds[1], 30, 300, 0, 0);
VideoSender sender2(&downlink_, &source2, GetParam());
ChokeFilter choke2(&downlink_, kFlowIds[1]);
DelayFilter delay(&downlink_, CreateFlowIds(kFlowIds, kNumFlows));
RateCounterFilter counter2(&downlink_, kFlowIds[1], "Receiver_1",
bwe_names[GetParam()]);
PacketReceiver receiver2(&downlink_, kFlowIds[1], GetParam(), true, false);
choke2.set_capacity_kbps(500);
delay.SetOneWayDelayMs(0);
choke.set_capacity_kbps(1000);
choke.set_max_delay_ms(500);
RunFor(60 * 1000);
choke.set_capacity_kbps(500);
RunFor(60 * 1000);
choke.set_capacity_kbps(1000);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, Choke1000kbps500kbps1000kbps) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
VideoSender sender(&uplink_, &source, GetParam());
ChokeFilter choke(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, false);
choke.set_capacity_kbps(1000);
choke.set_max_delay_ms(500);
RunFor(60 * 1000);
choke.set_capacity_kbps(500);
RunFor(60 * 1000);
choke.set_capacity_kbps(1000);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, SimulationsCompiled) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
PacedVideoSender sender(&uplink_, &source, GetParam());
int zero = 0;
// CreateFlowIds() doesn't support passing int as a flow id, so we pass
// pointer instead.
DelayFilter delay(&uplink_, CreateFlowIds(&zero, 1));
delay.SetOneWayDelayMs(100);
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_max_delay_ms(500);
filter.set_capacity_kbps(1000);
RunFor(60 * 1000);
filter.set_capacity_kbps(500);
RunFor(50 * 1000);
filter.set_capacity_kbps(1000);
RunFor(60 * 1000);
filter.set_capacity_kbps(200);
RunFor(60 * 1000);
filter.set_capacity_kbps(50);
RunFor(60 * 1000);
filter.set_capacity_kbps(200);
RunFor(60 * 1000);
filter.set_capacity_kbps(500);
RunFor(60 * 1000);
filter.set_capacity_kbps(300);
RunFor(60 * 1000);
filter.set_capacity_kbps(1000);
RunFor(60 * 1000);
const int kStartingCapacityKbps = 150;
const int kEndingCapacityKbps = 1500;
const int kStepKbps = 5;
const int kStepTimeMs = 1000;
for (int i = kStartingCapacityKbps; i <= kEndingCapacityKbps;
i += kStepKbps) {
filter.set_capacity_kbps(i);
RunFor(kStepTimeMs);
}
for (int i = kEndingCapacityKbps; i >= kStartingCapacityKbps;
i -= kStepKbps) {
filter.set_capacity_kbps(i);
RunFor(kStepTimeMs);
}
filter.set_capacity_kbps(150);
RunFor(120 * 1000);
filter.set_capacity_kbps(500);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, PacerChoke1000kbps500kbps1000kbps) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
PacedVideoSender sender(&uplink_, &source, GetParam());
const int kFlowId = 0;
// CreateFlowIds() doesn't support passing int as a flow id, so we pass
// pointer instead.
DelayFilter delay(&uplink_, CreateFlowIds(&kFlowId, 1));
delay.SetOneWayDelayMs(100);
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_capacity_kbps(1000);
filter.set_max_delay_ms(500);
RunFor(60 * 1000);
filter.set_capacity_kbps(500);
RunFor(60 * 1000);
filter.set_capacity_kbps(1000);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, PacerChoke10000kbps) {
PeriodicKeyFrameSource source(0, 30, 300, 0, 0, 1000);
PacedVideoSender sender(&uplink_, &source, GetParam());
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_capacity_kbps(10000);
filter.set_max_delay_ms(500);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, PacerChoke200kbps30kbps200kbps) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
PacedVideoSender sender(&uplink_, &source, GetParam());
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_capacity_kbps(200);
filter.set_max_delay_ms(500);
RunFor(60 * 1000);
filter.set_capacity_kbps(30);
RunFor(60 * 1000);
filter.set_capacity_kbps(200);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, Choke200kbps30kbps200kbps) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
VideoSender sender(&uplink_, &source, GetParam());
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_capacity_kbps(200);
filter.set_max_delay_ms(500);
RunFor(60 * 1000);
filter.set_capacity_kbps(30);
RunFor(60 * 1000);
filter.set_capacity_kbps(200);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, PacerChoke50kbps15kbps50kbps) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
PacedVideoSender sender(&uplink_, &source, GetParam());
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_capacity_kbps(50);
filter.set_max_delay_ms(500);
RunFor(60 * 1000);
filter.set_capacity_kbps(15);
RunFor(60 * 1000);
filter.set_capacity_kbps(50);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, Choke50kbps15kbps50kbps) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
VideoSender sender(&uplink_, &source, GetParam());
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_capacity_kbps(50);
filter.set_max_delay_ms(500);
RunFor(60 * 1000);
filter.set_capacity_kbps(15);
RunFor(60 * 1000);
filter.set_capacity_kbps(50);
RunFor(60 * 1000);
}
TEST_P(BweSimulation, GoogleWifiTrace3Mbps) {
AdaptiveVideoSource source(0, 30, 300, 0, 0);
VideoSender sender(&uplink_, &source, GetParam());
RateCounterFilter counter1(&uplink_, 0, "sender_output",
bwe_names[GetParam()]);
TraceBasedDeliveryFilter filter(&uplink_, 0, "link_capacity");
filter.set_max_delay_ms(500);
RateCounterFilter counter2(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
ASSERT_TRUE(filter.Init(test::ResourcePath("google-wifi-3mbps", "rx")));
RunFor(300 * 1000);
}
TEST_P(BweSimulation, LinearIncreasingCapacity) {
PeriodicKeyFrameSource source(0, 30, 300, 0, 0, 1000000);
PacedVideoSender sender(&uplink_, &source, GetParam());
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_max_delay_ms(500);
const int kStartingCapacityKbps = 150;
const int kEndingCapacityKbps = 1500;
const int kStepKbps = 5;
const int kStepTimeMs = 1000;
for (int i = kStartingCapacityKbps; i <= kEndingCapacityKbps;
i += kStepKbps) {
filter.set_capacity_kbps(i);
RunFor(kStepTimeMs);
}
}
TEST_P(BweSimulation, LinearDecreasingCapacity) {
PeriodicKeyFrameSource source(0, 30, 300, 0, 0, 1000000);
PacedVideoSender sender(&uplink_, &source, GetParam());
ChokeFilter filter(&uplink_, 0);
RateCounterFilter counter(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
filter.set_max_delay_ms(500);
const int kStartingCapacityKbps = 1500;
const int kEndingCapacityKbps = 150;
const int kStepKbps = -5;
const int kStepTimeMs = 1000;
for (int i = kStartingCapacityKbps; i >= kEndingCapacityKbps;
i += kStepKbps) {
filter.set_capacity_kbps(i);
RunFor(kStepTimeMs);
}
}
TEST_P(BweSimulation, PacerGoogleWifiTrace3Mbps) {
PeriodicKeyFrameSource source(0, 30, 300, 0, 0, 1000);
PacedVideoSender sender(&uplink_, &source, GetParam());
int kFlowId = 0;
// CreateFlowIds() doesn't support passing int as a flow id, so we pass
// pointer instead.
DelayFilter delay(&uplink_, CreateFlowIds(&kFlowId, 1));
delay.SetOneWayDelayMs(100);
RateCounterFilter counter1(&uplink_, 0, "sender_output",
bwe_names[GetParam()]);
TraceBasedDeliveryFilter filter(&uplink_, 0, "link_capacity");
filter.set_max_delay_ms(500);
RateCounterFilter counter2(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
ASSERT_TRUE(filter.Init(test::ResourcePath("google-wifi-3mbps", "rx")));
RunFor(300 * 1000);
}
TEST_P(BweSimulation, PacerGoogleWifiTrace3MbpsLowFramerate) {
PeriodicKeyFrameSource source(0, 5, 300, 0, 0, 1000);
PacedVideoSender sender(&uplink_, &source, GetParam());
RateCounterFilter counter1(&uplink_, 0, "sender_output",
bwe_names[GetParam()]);
TraceBasedDeliveryFilter filter(&uplink_, 0, "link_capacity");
filter.set_max_delay_ms(500);
RateCounterFilter counter2(&uplink_, 0, "Receiver", bwe_names[GetParam()]);
PacketReceiver receiver(&uplink_, 0, GetParam(), true, true);
ASSERT_TRUE(filter.Init(test::ResourcePath("google-wifi-3mbps", "rx")));
RunFor(300 * 1000);
}
TEST_P(BweSimulation, SelfFairnessTest) {
Random prng(Clock::GetRealTimeClock()->TimeInMicroseconds());
const int kAllFlowIds[] = {0, 1, 2, 3};
const size_t kNumFlows = sizeof(kAllFlowIds) / sizeof(kAllFlowIds[0]);
std::unique_ptr<VideoSource> sources[kNumFlows];
std::unique_ptr<VideoSender> senders[kNumFlows];
for (size_t i = 0; i < kNumFlows; ++i) {
// Streams started 20 seconds apart to give them different advantage when
// competing for the bandwidth.
sources[i].reset(new AdaptiveVideoSource(kAllFlowIds[i], 30, 300, 0,
i * prng.Rand(39999)));
senders[i].reset(new VideoSender(&uplink_, sources[i].get(), GetParam()));
}
ChokeFilter choke(&uplink_, CreateFlowIds(kAllFlowIds, kNumFlows));
choke.set_capacity_kbps(1000);
std::unique_ptr<RateCounterFilter> rate_counters[kNumFlows];
for (size_t i = 0; i < kNumFlows; ++i) {
rate_counters[i].reset(
new RateCounterFilter(&uplink_, CreateFlowIds(&kAllFlowIds[i], 1),
"Receiver", bwe_names[GetParam()]));
}
RateCounterFilter total_utilization(
&uplink_, CreateFlowIds(kAllFlowIds, kNumFlows), "total_utilization",
"Total_link_utilization");
std::unique_ptr<PacketReceiver> receivers[kNumFlows];
for (size_t i = 0; i < kNumFlows; ++i) {
receivers[i].reset(new PacketReceiver(&uplink_, kAllFlowIds[i], GetParam(),
i == 0, false));
}
RunFor(30 * 60 * 1000);
}
TEST_P(BweSimulation, PacedSelfFairness50msTest) {
const int64_t kAverageOffsetMs = 20 * 1000;
const int kNumRmcatFlows = 4;
int64_t offsets_ms[kNumRmcatFlows];
offsets_ms[0] = random_.Rand(2 * kAverageOffsetMs);
for (int i = 1; i < kNumRmcatFlows; ++i) {
offsets_ms[i] = offsets_ms[i - 1] + random_.Rand(2 * kAverageOffsetMs);
}
RunFairnessTest(GetParam(), kNumRmcatFlows, 0, 1000, 3000, 50, 50, 0,
offsets_ms);
}
TEST_P(BweSimulation, PacedSelfFairness500msTest) {
const int64_t kAverageOffsetMs = 20 * 1000;
const int kNumRmcatFlows = 4;
int64_t offsets_ms[kNumRmcatFlows];
offsets_ms[0] = random_.Rand(2 * kAverageOffsetMs);
for (int i = 1; i < kNumRmcatFlows; ++i) {
offsets_ms[i] = offsets_ms[i - 1] + random_.Rand(2 * kAverageOffsetMs);
}
RunFairnessTest(GetParam(), kNumRmcatFlows, 0, 1000, 3000, 500, 50, 0,
offsets_ms);
}
TEST_P(BweSimulation, PacedSelfFairness1000msTest) {
const int64_t kAverageOffsetMs = 20 * 1000;
const int kNumRmcatFlows = 4;
int64_t offsets_ms[kNumRmcatFlows];
offsets_ms[0] = random_.Rand(2 * kAverageOffsetMs);
for (int i = 1; i < kNumRmcatFlows; ++i) {
offsets_ms[i] = offsets_ms[i - 1] + random_.Rand(2 * kAverageOffsetMs);
}
RunFairnessTest(GetParam(), 4, 0, 1000, 3000, 1000, 50, 0, offsets_ms);
}
TEST_P(BweSimulation, TcpFairness50msTest) {
const int64_t kAverageOffsetMs = 20 * 1000;
int64_t offset_ms[] = {random_.Rand(2 * kAverageOffsetMs), 0};
RunFairnessTest(GetParam(), 1, 1, 1000, 2000, 50, 50, 0, offset_ms);
}
TEST_P(BweSimulation, TcpFairness500msTest) {
const int64_t kAverageOffsetMs = 20 * 1000;
int64_t offset_ms[] = {random_.Rand(2 * kAverageOffsetMs), 0};
RunFairnessTest(GetParam(), 1, 1, 1000, 2000, 500, 50, 0, offset_ms);
}
TEST_P(BweSimulation, TcpFairness1000msTest) {
const int kAverageOffsetMs = 20 * 1000;
int64_t offset_ms[] = {random_.Rand(2 * kAverageOffsetMs), 0};
RunFairnessTest(GetParam(), 1, 1, 1000, 2000, 1000, 50, 0, offset_ms);
}
// The following test cases begin with "Evaluation" as a reference to the
// Internet draft https://tools.ietf.org/html/draft-ietf-rmcat-eval-test-01.
TEST_P(BweSimulation, Evaluation1) {
RunVariableCapacity1SingleFlow(GetParam());
}
TEST_P(BweSimulation, Evaluation2) {
const size_t kNumFlows = 2;
RunVariableCapacity2MultipleFlows(GetParam(), kNumFlows);
}
TEST_P(BweSimulation, Evaluation3) {
RunBidirectionalFlow(GetParam());
}
TEST_P(BweSimulation, Evaluation4) {
RunSelfFairness(GetParam());
}
TEST_P(BweSimulation, Evaluation5) {
RunRoundTripTimeFairness(GetParam());
}
TEST_P(BweSimulation, Evaluation6) {
RunLongTcpFairness(GetParam());
}
// Different calls to the Evaluation7 will create the same FileSizes
// and StartingTimes as long as the seeds remain unchanged. This is essential
// when calling it with multiple estimators for comparison purposes.
TEST_P(BweSimulation, Evaluation7) {
const int kNumTcpFiles = 10;
RunMultipleShortTcpFairness(GetParam(),
BweTest::GetFileSizesBytes(kNumTcpFiles),
BweTest::GetStartingTimesMs(kNumTcpFiles));
}
TEST_P(BweSimulation, Evaluation8) {
RunPauseResumeFlows(GetParam());
}
// Following test cases begin with "GccComparison" run the
// evaluation test cases for both GCC and other calling RMCAT.
TEST_P(BweSimulation, GccComparison1) {
RunVariableCapacity1SingleFlow(GetParam());
BweTest gcc_test(false);
gcc_test.RunVariableCapacity1SingleFlow(kSendSideEstimator);
}
TEST_P(BweSimulation, GccComparison2) {
const size_t kNumFlows = 2;
RunVariableCapacity2MultipleFlows(GetParam(), kNumFlows);
BweTest gcc_test(false);
gcc_test.RunVariableCapacity2MultipleFlows(kSendSideEstimator, kNumFlows);
}
TEST_P(BweSimulation, GccComparison3) {
RunBidirectionalFlow(GetParam());
BweTest gcc_test(false);
gcc_test.RunBidirectionalFlow(kSendSideEstimator);
}
TEST_P(BweSimulation, GccComparison4) {
RunSelfFairness(GetParam());
BweTest gcc_test(false);
gcc_test.RunSelfFairness(GetParam());
}
TEST_P(BweSimulation, GccComparison5) {
RunRoundTripTimeFairness(GetParam());
BweTest gcc_test(false);
gcc_test.RunRoundTripTimeFairness(kSendSideEstimator);
}
TEST_P(BweSimulation, GccComparison6) {
RunLongTcpFairness(GetParam());
BweTest gcc_test(false);
gcc_test.RunLongTcpFairness(kSendSideEstimator);
}
TEST_P(BweSimulation, GccComparison7) {
const int kNumTcpFiles = 10;
std::vector<int> tcp_file_sizes_bytes =
BweTest::GetFileSizesBytes(kNumTcpFiles);
std::vector<int64_t> tcp_starting_times_ms =
BweTest::GetStartingTimesMs(kNumTcpFiles);
RunMultipleShortTcpFairness(GetParam(), tcp_file_sizes_bytes,
tcp_starting_times_ms);
BweTest gcc_test(false);
gcc_test.RunMultipleShortTcpFairness(kSendSideEstimator, tcp_file_sizes_bytes,
tcp_starting_times_ms);
}
TEST_P(BweSimulation, GccComparison8) {
RunPauseResumeFlows(GetParam());
BweTest gcc_test(false);
gcc_test.RunPauseResumeFlows(kSendSideEstimator);
}
TEST_P(BweSimulation, GccComparisonChoke) {
int array[] = {1000, 500, 1000};
std::vector<int> capacities_kbps(array, array + 3);
RunChoke(GetParam(), capacities_kbps);
BweTest gcc_test(false);
gcc_test.RunChoke(kSendSideEstimator, capacities_kbps);
}
} // namespace bwe
} // namespace testing
} // namespace webrtc