/*
* Copyright ( c ) 2021 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 <cstdint>
#include <vector>
#include "api/test/simulated_network.h"
#include "audio/test/audio_end_to_end_test.h"
#include "call/audio_receive_stream.h"
#include "call/audio_send_stream.h"
#include "rtc_base/thread.h"
#include "test/call_test.h"
#include "test/gtest.h"
namespace webrtc {
namespace test {
using NackTest = CallTest;
TEST_F(NackTest, ShouldNackInLossyNetwork) {
class NackTest : public AudioEndToEndTest {
public :
const int kTestDurationMs = 2000 ;
const int64_t kRttMs = 30 ;
const int64_t kLossPercent = 30 ;
const int kNackHistoryMs = 1000 ;
BuiltInNetworkBehaviorConfig GetSendTransportConfig() const override {
BuiltInNetworkBehaviorConfig pipe_config;
pipe_config.queue_delay_ms = kRttMs / 2 ;
pipe_config.loss_percent = kLossPercent;
return pipe_config;
}
void ModifyAudioConfigs(AudioSendStream::Config* send_config,
std::vector<AudioReceiveStreamInterface::Config>*
receive_configs) override {
ASSERT_EQ(receive_configs->size(), 1 U);
(*receive_configs)[0 ].rtp.nack.rtp_history_ms = kNackHistoryMs;
AudioEndToEndTest::ModifyAudioConfigs(send_config, receive_configs);
}
void PerformTest() override { Thread::SleepMs(kTestDurationMs); }
void OnStreamsStopped() override {
AudioReceiveStreamInterface::Stats recv_stats =
receive_stream()->GetStats(/*get_and_clear_legacy_stats=*/true);
EXPECT_GT(recv_stats.nacks_sent, 0 U);
AudioSendStream::Stats send_stats = send_stream()->GetStats();
EXPECT_GT(send_stats.retransmitted_packets_sent, 0 U);
EXPECT_GT(send_stats.nacks_received, 0 U);
}
} test;
RunBaseTest(&test);
}
} // namespace test
} // namespace webrtc
Messung V0.5 in Prozent C=91 H=100 G=95
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
*© Formatika GbR, Deutschland