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/*
* 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.
*/
#ifndef CALL_RAMPUP_TESTS_H_
#define CALL_RAMPUP_TESTS_H_
#include <map>
#include <string>
#include <utility>
#include <vector>
#include "api/test/simulated_network.h"
#include "call/call.h"
#include "call/simulated_network.h"
#include "logging/rtc_event_log/rtc_event_log.h"
#include "rtc_base/event.h"
#include "test/call_test.h"
namespace webrtc {
static const int kTransmissionTimeOffsetExtensionId = 6;
static const int kAbsSendTimeExtensionId = 7;
static const int kTransportSequenceNumberExtensionId = 8;
static const unsigned int kSingleStreamTargetBps = 1000000;
class Clock;
class RampUpTester : public test::EndToEndTest {
public:
RampUpTester(size_t num_video_streams,
size_t num_audio_streams,
size_t num_flexfec_streams,
unsigned int start_bitrate_bps,
int64_t min_run_time_ms,
const std::string& extension_type,
bool rtx,
bool red,
bool report_perf_stats);
~RampUpTester() override;
size_t GetNumVideoStreams() const override;
size_t GetNumAudioStreams() const override;
size_t GetNumFlexfecStreams() const override;
void PerformTest() override;
protected:
virtual void PollStats();
void AccumulateStats(const VideoSendStream::StreamStats& stream,
size_t* total_packets_sent,
size_t* total_sent,
size_t* padding_sent,
size_t* media_sent) const;
void ReportResult(const std::string& measurement,
size_t value,
const std::string& units) const;
void TriggerTestDone();
rtc::Event stop_event_;
Clock* const clock_;
BuiltInNetworkBehaviorConfig forward_transport_config_;
const size_t num_video_streams_;
const size_t num_audio_streams_;
const size_t num_flexfec_streams_;
const bool rtx_;
const bool red_;
const bool report_perf_stats_;
Call* sender_call_;
VideoSendStream* send_stream_;
test::PacketTransport* send_transport_;
SimulatedNetwork* send_simulated_network_;
private:
typedef std::map<uint32_t, uint32_t> SsrcMap;
class VideoStreamFactory;
void ModifySenderBitrateConfig(BitrateConstraints* bitrate_config) override;
void OnVideoStreamsCreated(
VideoSendStream* send_stream,
const std::vector<VideoReceiveStream*>& receive_streams) override;
test::PacketTransport* CreateSendTransport(
test::SingleThreadedTaskQueueForTesting* task_queue,
Call* sender_call) override;
void ModifyVideoConfigs(
VideoSendStream::Config* send_config,
std::vector<VideoReceiveStream::Config>* receive_configs,
VideoEncoderConfig* encoder_config) override;
void ModifyAudioConfigs(
AudioSendStream::Config* send_config,
std::vector<AudioReceiveStream::Config>* receive_configs) override;
void ModifyFlexfecConfigs(
std::vector<FlexfecReceiveStream::Config>* receive_configs) override;
void OnCallsCreated(Call* sender_call, Call* receiver_call) override;
static void BitrateStatsPollingThread(void* obj);
const int start_bitrate_bps_;
const int64_t min_run_time_ms_;
int expected_bitrate_bps_;
int64_t test_start_ms_;
int64_t ramp_up_finished_ms_;
const std::string extension_type_;
std::vector<uint32_t> video_ssrcs_;
std::vector<uint32_t> video_rtx_ssrcs_;
std::vector<uint32_t> audio_ssrcs_;
rtc::PlatformThread poller_thread_;
};
class RampUpDownUpTester : public RampUpTester {
public:
RampUpDownUpTester(size_t num_video_streams,
size_t num_audio_streams,
size_t num_flexfec_streams,
unsigned int start_bitrate_bps,
const std::string& extension_type,
bool rtx,
bool red,
const std::vector<int>& loss_rates,
bool report_perf_stats);
~RampUpDownUpTester() override;
protected:
void PollStats() override;
private:
enum TestStates {
kFirstRampup = 0,
kLowRate,
kSecondRampup,
kTestEnd,
kTransitionToNextState,
};
void ModifyReceiverBitrateConfig(BitrateConstraints* bitrate_config) override;
std::string GetModifierString() const;
int GetExpectedHighBitrate() const;
int GetHighLinkCapacity() const;
size_t GetFecBytes() const;
bool ExpectingFec() const;
void EvolveTestState(int bitrate_bps, bool suspended);
const std::vector<int> link_rates_;
TestStates test_state_;
TestStates next_state_;
int64_t state_start_ms_;
int64_t interval_start_ms_;
int sent_bytes_;
std::vector<int> loss_rates_;
};
} // namespace webrtc
#endif // CALL_RAMPUP_TESTS_H_