Files
platform-external-webrtc/test/scenario/network/cross_traffic.h
Artem Titov d3666b2d98 Introduce cross traffic for emulated network layer.
This CL contains cross traffic and is a second part of landing
CL https://webrtc-review.googlesource.com/c/src/+/116663

Bug: webrtc:10138
Change-Id: Ibe0614f80127e93ee8a92b85685cacbf079dee21
Reviewed-on: https://webrtc-review.googlesource.com/c/120925
Commit-Queue: Artem Titov <titovartem@webrtc.org>
Reviewed-by: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26649}
2019-02-12 13:18:33 +00:00

89 lines
2.5 KiB
C++

/*
* Copyright (c) 2019 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.
*/
#ifndef TEST_SCENARIO_NETWORK_CROSS_TRAFFIC_H_
#define TEST_SCENARIO_NETWORK_CROSS_TRAFFIC_H_
#include <memory>
#include "api/units/data_rate.h"
#include "api/units/data_size.h"
#include "api/units/time_delta.h"
#include "api/units/timestamp.h"
#include "rtc_base/random.h"
#include "test/scenario/column_printer.h"
#include "test/scenario/network/traffic_route.h"
namespace webrtc {
namespace test {
struct RandomWalkConfig {
int random_seed = 1;
DataRate peak_rate = DataRate::kbps(100);
DataSize min_packet_size = DataSize::bytes(200);
TimeDelta min_packet_interval = TimeDelta::ms(1);
TimeDelta update_interval = TimeDelta::ms(200);
double variance = 0.6;
double bias = -0.1;
};
class RandomWalkCrossTraffic {
public:
RandomWalkCrossTraffic(RandomWalkConfig config, TrafficRoute* traffic_route);
~RandomWalkCrossTraffic();
void Process(Timestamp at_time);
DataRate TrafficRate() const;
ColumnPrinter StatsPrinter();
private:
RandomWalkConfig config_;
TrafficRoute* const traffic_route_;
webrtc::Random random_;
Timestamp last_process_time_ = Timestamp::MinusInfinity();
Timestamp last_update_time_ = Timestamp::MinusInfinity();
Timestamp last_send_time_ = Timestamp::MinusInfinity();
double intensity_ = 0;
DataSize pending_size_ = DataSize::Zero();
};
struct PulsedPeaksConfig {
DataRate peak_rate = DataRate::kbps(100);
DataSize min_packet_size = DataSize::bytes(200);
TimeDelta min_packet_interval = TimeDelta::ms(1);
TimeDelta send_duration = TimeDelta::ms(100);
TimeDelta hold_duration = TimeDelta::ms(2000);
};
class PulsedPeaksCrossTraffic {
public:
PulsedPeaksCrossTraffic(PulsedPeaksConfig config,
TrafficRoute* traffic_route);
~PulsedPeaksCrossTraffic();
void Process(Timestamp at_time);
DataRate TrafficRate() const;
ColumnPrinter StatsPrinter();
private:
PulsedPeaksConfig config_;
TrafficRoute* const traffic_route_;
Timestamp last_update_time_ = Timestamp::MinusInfinity();
Timestamp last_send_time_ = Timestamp::MinusInfinity();
bool sending_ = false;
};
} // namespace test
} // namespace webrtc
#endif // TEST_SCENARIO_NETWORK_CROSS_TRAFFIC_H_