mozilla-central/third_party/libwebrtc/test/call_test.cc

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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.
*/
#include "test/call_test.h"
#include <algorithm>
#include <memory>
#include "api/audio/audio_device.h"
#include "api/audio_codecs/builtin_audio_decoder_factory.h"
#include "api/audio_codecs/builtin_audio_encoder_factory.h"
#include "api/environment/environment.h"
#include "api/environment/environment_factory.h"
#include "api/task_queue/task_queue_base.h"
#include "api/test/create_frame_generator.h"
#include "api/video/builtin_video_bitrate_allocator_factory.h"
#include "call/fake_network_pipe.h"
#include "call/packet_receiver.h"
#include "modules/audio_device/include/test_audio_device.h"
#include "modules/audio_mixer/audio_mixer_impl.h"
#include "rtc_base/checks.h"
#include "rtc_base/event.h"
#include "rtc_base/task_queue_for_test.h"
#include "test/fake_encoder.h"
#include "test/network/simulated_network.h"
#include "test/rtp_rtcp_observer.h"
#include "test/testsupport/file_utils.h"
#include "test/video_test_constants.h"
#include "video/config/video_encoder_config.h"
namespace webrtc {
namespace test {
CallTest::CallTest()
: env_(CreateEnvironment(&field_trials_)),
send_env_(env_),
recv_env_(env_),
audio_send_config_(/*send_transport=*/nullptr),
audio_send_stream_(nullptr),
frame_generator_capturer_(nullptr),
fake_encoder_factory_(
[this](const Environment& env, const SdpVideoFormat& format) {
std::unique_ptr<FakeEncoder> fake_encoder;
if (video_encoder_configs_[0].codec_type == kVideoCodecVP8) {
fake_encoder = std::make_unique<FakeVp8Encoder>(env);
} else {
fake_encoder = std::make_unique<FakeEncoder>(env);
}
fake_encoder->SetMaxBitrate(fake_encoder_max_bitrate_);
return fake_encoder;
}),
fake_decoder_factory_([]() { return std::make_unique<FakeDecoder>(); }),
bitrate_allocator_factory_(CreateBuiltinVideoBitrateAllocatorFactory()),
num_video_streams_(1),
num_audio_streams_(0),
num_flexfec_streams_(0),
audio_decoder_factory_(CreateBuiltinAudioDecoderFactory()),
audio_encoder_factory_(CreateBuiltinAudioEncoderFactory()),
task_queue_(env_.task_queue_factory().CreateTaskQueue(
"CallTestTaskQueue",
TaskQueueFactory::Priority::NORMAL)) {}
CallTest::~CallTest() = default;
void CallTest::SetSendEventLog(std::unique_ptr<RtcEventLog> event_log) {
EnvironmentFactory f(env_);
f.Set(std::move(event_log));
send_env_ = f.Create();
}
void CallTest::SetRecvEventLog(std::unique_ptr<RtcEventLog> event_log) {
EnvironmentFactory f(env_);
f.Set(std::move(event_log));
recv_env_ = f.Create();
}
void CallTest::RegisterRtpExtension(const RtpExtension& extension) {
for (const RtpExtension& registered_extension : rtp_extensions_) {
if (registered_extension.id == extension.id) {
ASSERT_EQ(registered_extension.uri, extension.uri)
<< "Different URIs associated with ID " << extension.id << ".";
ASSERT_EQ(registered_extension.encrypt, extension.encrypt)
<< "Encryption mismatch associated with ID " << extension.id << ".";
return;
} else { // Different IDs.
// Different IDs referring to the same extension probably indicate
// a mistake in the test.
ASSERT_FALSE(registered_extension.uri == extension.uri &&
registered_extension.encrypt == extension.encrypt)
<< "URI " << extension.uri
<< (extension.encrypt ? " with " : " without ")
<< "encryption already registered with a different "
"ID ("
<< extension.id << " vs. " << registered_extension.id << ").";
}
}
rtp_extensions_.push_back(extension);
}
void CallTest::RunBaseTest(BaseTest* test) {
SendTask(task_queue(), [this, test]() {
num_video_streams_ = test->GetNumVideoStreams();
num_audio_streams_ = test->GetNumAudioStreams();
num_flexfec_streams_ = test->GetNumFlexfecStreams();
RTC_DCHECK(num_video_streams_ > 0 || num_audio_streams_ > 0);
CallConfig send_config = SendCallConfig();
test->ModifySenderBitrateConfig(&send_config.bitrate_config);
if (num_audio_streams_ > 0) {
CreateFakeAudioDevices(test->CreateCapturer(), test->CreateRenderer());
test->OnFakeAudioDevicesCreated(fake_send_audio_device_.get(),
fake_recv_audio_device_.get());
apm_send_ = AudioProcessingBuilder().Create();
apm_recv_ = AudioProcessingBuilder().Create();
EXPECT_EQ(0, fake_send_audio_device_->Init());
EXPECT_EQ(0, fake_recv_audio_device_->Init());
AudioState::Config audio_state_config;
audio_state_config.audio_mixer = AudioMixerImpl::Create();
audio_state_config.audio_processing = apm_send_;
audio_state_config.audio_device_module = fake_send_audio_device_;
send_config.audio_state = AudioState::Create(audio_state_config);
fake_send_audio_device_->RegisterAudioCallback(
send_config.audio_state->audio_transport());
}
CreateSenderCall(std::move(send_config));
if (test->ShouldCreateReceivers()) {
CallConfig recv_config = RecvCallConfig();
test->ModifyReceiverBitrateConfig(&recv_config.bitrate_config);
if (num_audio_streams_ > 0) {
AudioState::Config audio_state_config;
audio_state_config.audio_mixer = AudioMixerImpl::Create();
audio_state_config.audio_processing = apm_recv_;
audio_state_config.audio_device_module = fake_recv_audio_device_;
recv_config.audio_state = AudioState::Create(audio_state_config);
fake_recv_audio_device_->RegisterAudioCallback(
recv_config.audio_state->audio_transport());
}
CreateReceiverCall(std::move(recv_config));
}
test->OnCallsCreated(sender_call_.get(), receiver_call_.get());
CreateReceiveTransport(test->GetReceiveTransportConfig(), test);
CreateSendTransport(test->GetSendTransportConfig(), test);
test->OnTransportCreated(send_transport_.get(), send_simulated_network_,
receive_transport_.get(),
receive_simulated_network_);
if (test->ShouldCreateReceivers()) {
if (num_video_streams_ > 0)
receiver_call_->SignalChannelNetworkState(MediaType::VIDEO, kNetworkUp);
if (num_audio_streams_ > 0)
receiver_call_->SignalChannelNetworkState(MediaType::AUDIO, kNetworkUp);
} else {
// Sender-only call delivers to itself.
send_transport_->SetReceiver(sender_call_->Receiver());
receive_transport_->SetReceiver(nullptr);
}
CreateSendConfig(num_video_streams_, num_audio_streams_,
num_flexfec_streams_, send_transport_.get());
if (test->ShouldCreateReceivers()) {
CreateMatchingReceiveConfigs();
}
if (num_video_streams_ > 0) {
test->ModifyVideoConfigs(GetVideoSendConfig(), &video_receive_configs_,
GetVideoEncoderConfig());
}
if (num_audio_streams_ > 0) {
test->ModifyAudioConfigs(&audio_send_config_, &audio_receive_configs_);
}
if (num_flexfec_streams_ > 0) {
test->ModifyFlexfecConfigs(&flexfec_receive_configs_);
}
if (num_flexfec_streams_ > 0) {
CreateFlexfecStreams();
test->OnFlexfecStreamsCreated(flexfec_receive_streams_);
}
if (num_video_streams_ > 0) {
CreateVideoStreams();
test->OnVideoStreamsCreated(GetVideoSendStream(), video_receive_streams_);
}
if (num_audio_streams_ > 0) {
CreateAudioStreams();
test->OnAudioStreamsCreated(audio_send_stream_, audio_receive_streams_);
}
if (num_video_streams_ > 0) {
int width = VideoTestConstants::kDefaultWidth;
int height = VideoTestConstants::kDefaultHeight;
int frame_rate = VideoTestConstants::kDefaultFramerate;
test->ModifyVideoCaptureStartResolution(&width, &height, &frame_rate);
test->ModifyVideoDegradationPreference(&degradation_preference_);
CreateFrameGeneratorCapturer(frame_rate, width, height);
test->OnFrameGeneratorCapturerCreated(frame_generator_capturer_);
}
Start();
});
test->PerformTest();
SendTask(task_queue(), [this, test]() {
Stop();
test->OnStreamsStopped();
DestroyStreams();
send_transport_.reset();
receive_transport_.reset();
frame_generator_capturer_ = nullptr;
DestroyCalls();
fake_send_audio_device_ = nullptr;
fake_recv_audio_device_ = nullptr;
});
}
CallConfig CallTest::SendCallConfig() const {
CallConfig sender_config(send_env_);
sender_config.network_state_predictor_factory =
network_state_predictor_factory_.get();
sender_config.network_controller_factory = network_controller_factory_.get();
return sender_config;
}
CallConfig CallTest::RecvCallConfig() const {
return CallConfig(recv_env_);
}
void CallTest::CreateCalls() {
CreateCalls(SendCallConfig(), RecvCallConfig());
}
void CallTest::CreateCalls(CallConfig sender_config,
CallConfig receiver_config) {
CreateSenderCall(std::move(sender_config));
CreateReceiverCall(std::move(receiver_config));
}
void CallTest::CreateSenderCall() {
CreateSenderCall(SendCallConfig());
}
void CallTest::CreateSenderCall(CallConfig config) {
sender_call_ = Call::Create(std::move(config));
}
void CallTest::CreateReceiverCall(CallConfig config) {
receiver_call_ = Call::Create(std::move(config));
}
void CallTest::DestroyCalls() {
send_transport_.reset();
receive_transport_.reset();
sender_call_.reset();
receiver_call_.reset();
}
void CallTest::CreateVideoSendConfig(VideoSendStream::Config* video_config,
size_t num_video_streams,
size_t num_used_ssrcs,
Transport* send_transport) {
RTC_DCHECK_LE(num_video_streams + num_used_ssrcs,
VideoTestConstants::kNumSsrcs);
*video_config = VideoSendStream::Config(send_transport);
video_config->encoder_settings.encoder_factory = &fake_encoder_factory_;
video_config->encoder_settings.bitrate_allocator_factory =
bitrate_allocator_factory_.get();
video_config->rtp.payload_name = "FAKE";
video_config->rtp.payload_type =
VideoTestConstants::kFakeVideoSendPayloadType;
video_config->rtp.extmap_allow_mixed = true;
AddRtpExtensionByUri(RtpExtension::kTransportSequenceNumberUri,
&video_config->rtp.extensions);
AddRtpExtensionByUri(RtpExtension::kAbsSendTimeUri,
&video_config->rtp.extensions);
AddRtpExtensionByUri(RtpExtension::kTimestampOffsetUri,
&video_config->rtp.extensions);
AddRtpExtensionByUri(RtpExtension::kVideoContentTypeUri,
&video_config->rtp.extensions);
AddRtpExtensionByUri(RtpExtension::kGenericFrameDescriptorUri00,
&video_config->rtp.extensions);
AddRtpExtensionByUri(RtpExtension::kDependencyDescriptorUri,
&video_config->rtp.extensions);
if (video_encoder_configs_.empty()) {
video_encoder_configs_.emplace_back();
FillEncoderConfiguration(kVideoCodecGeneric, num_video_streams,
&video_encoder_configs_.back());
}
for (size_t i = 0; i < num_video_streams; ++i)
video_config->rtp.ssrcs.push_back(
VideoTestConstants::kVideoSendSsrcs[num_used_ssrcs + i]);
AddRtpExtensionByUri(RtpExtension::kVideoRotationUri,
&video_config->rtp.extensions);
AddRtpExtensionByUri(RtpExtension::kColorSpaceUri,
&video_config->rtp.extensions);
}
void CallTest::CreateAudioAndFecSendConfigs(size_t num_audio_streams,
size_t num_flexfec_streams,
Transport* send_transport) {
RTC_DCHECK_LE(num_audio_streams, 1);
RTC_DCHECK_LE(num_flexfec_streams, 1);
if (num_audio_streams > 0) {
AudioSendStream::Config audio_send_config(send_transport);
audio_send_config.rtp.ssrc = VideoTestConstants::kAudioSendSsrc;
AddRtpExtensionByUri(RtpExtension::kTransportSequenceNumberUri,
&audio_send_config.rtp.extensions);
audio_send_config.send_codec_spec = AudioSendStream::Config::SendCodecSpec(
VideoTestConstants::kAudioSendPayloadType,
{"opus", 48000, 2, {{"stereo", "1"}}});
audio_send_config.min_bitrate_bps = 6000;
audio_send_config.max_bitrate_bps = 60000;
audio_send_config.encoder_factory = audio_encoder_factory_;
SetAudioConfig(audio_send_config);
}
// TODO(brandtr): Update this when we support multistream protection.
if (num_flexfec_streams > 0) {
SetSendFecConfig({VideoTestConstants::kVideoSendSsrcs[0]});
}
}
void CallTest::SetAudioConfig(const AudioSendStream::Config& config) {
audio_send_config_ = config;
}
void CallTest::SetSendFecConfig(std::vector<uint32_t> video_send_ssrcs) {
GetVideoSendConfig()->rtp.flexfec.payload_type =
VideoTestConstants::kFlexfecPayloadType;
GetVideoSendConfig()->rtp.flexfec.ssrc = VideoTestConstants::kFlexfecSendSsrc;
GetVideoSendConfig()->rtp.flexfec.protected_media_ssrcs = video_send_ssrcs;
}
void CallTest::SetSendUlpFecConfig(VideoSendStream::Config* send_config) {
send_config->rtp.ulpfec.red_payload_type =
VideoTestConstants::kRedPayloadType;
send_config->rtp.ulpfec.ulpfec_payload_type =
VideoTestConstants::kUlpfecPayloadType;
send_config->rtp.ulpfec.red_rtx_payload_type =
VideoTestConstants::kRtxRedPayloadType;
}
void CallTest::SetReceiveUlpFecConfig(
VideoReceiveStreamInterface::Config* receive_config) {
receive_config->rtp.red_payload_type = VideoTestConstants::kRedPayloadType;
receive_config->rtp.ulpfec_payload_type =
VideoTestConstants::kUlpfecPayloadType;
receive_config->rtp
.rtx_associated_payload_types[VideoTestConstants::kRtxRedPayloadType] =
VideoTestConstants::kRedPayloadType;
}
void CallTest::CreateSendConfig(size_t num_video_streams,
size_t num_audio_streams,
size_t num_flexfec_streams,
Transport* send_transport) {
if (num_video_streams > 0) {
video_send_configs_.clear();
video_send_configs_.emplace_back(nullptr);
CreateVideoSendConfig(&video_send_configs_.back(), num_video_streams, 0,
send_transport);
}
CreateAudioAndFecSendConfigs(num_audio_streams, num_flexfec_streams,
send_transport);
}
void CallTest::CreateMatchingVideoReceiveConfigs(
const VideoSendStream::Config& video_send_config,
Transport* rtcp_send_transport) {
CreateMatchingVideoReceiveConfigs(video_send_config, rtcp_send_transport,
&fake_decoder_factory_, absl::nullopt,
false, 0);
}
void CallTest::CreateMatchingVideoReceiveConfigs(
const VideoSendStream::Config& video_send_config,
Transport* rtcp_send_transport,
VideoDecoderFactory* decoder_factory,
absl::optional<size_t> decode_sub_stream,
bool receiver_reference_time_report,
int rtp_history_ms) {
AddMatchingVideoReceiveConfigs(
&video_receive_configs_, video_send_config, rtcp_send_transport,
decoder_factory, decode_sub_stream, receiver_reference_time_report,
rtp_history_ms);
}
void CallTest::AddMatchingVideoReceiveConfigs(
std::vector<VideoReceiveStreamInterface::Config>* receive_configs,
const VideoSendStream::Config& video_send_config,
Transport* rtcp_send_transport,
VideoDecoderFactory* decoder_factory,
absl::optional<size_t> decode_sub_stream,
bool receiver_reference_time_report,
int rtp_history_ms) {
RTC_DCHECK(!video_send_config.rtp.ssrcs.empty());
VideoReceiveStreamInterface::Config default_config(rtcp_send_transport);
default_config.rtp.local_ssrc = VideoTestConstants::kReceiverLocalVideoSsrc;
default_config.rtp.nack.rtp_history_ms = rtp_history_ms;
// Enable RTT calculation so NTP time estimator will work.
default_config.rtp.rtcp_xr.receiver_reference_time_report =
receiver_reference_time_report;
default_config.renderer = &fake_renderer_;
for (size_t i = 0; i < video_send_config.rtp.ssrcs.size(); ++i) {
VideoReceiveStreamInterface::Config video_recv_config(
default_config.Copy());
video_recv_config.decoders.clear();
if (!video_send_config.rtp.rtx.ssrcs.empty()) {
video_recv_config.rtp.rtx_ssrc = video_send_config.rtp.rtx.ssrcs[i];
video_recv_config.rtp.rtx_associated_payload_types
[VideoTestConstants::kSendRtxPayloadType] =
video_send_config.rtp.payload_type;
}
video_recv_config.rtp.remote_ssrc = video_send_config.rtp.ssrcs[i];
VideoReceiveStreamInterface::Decoder decoder;
decoder.payload_type = video_send_config.rtp.payload_type;
decoder.video_format = SdpVideoFormat(video_send_config.rtp.payload_name);
// Force fake decoders on non-selected simulcast streams.
if (!decode_sub_stream || i == *decode_sub_stream) {
video_recv_config.decoder_factory = decoder_factory;
} else {
video_recv_config.decoder_factory = &fake_decoder_factory_;
}
video_recv_config.decoders.push_back(decoder);
receive_configs->emplace_back(std::move(video_recv_config));
}
}
void CallTest::CreateMatchingAudioAndFecConfigs(
Transport* rtcp_send_transport) {
RTC_DCHECK_GE(1, num_audio_streams_);
if (num_audio_streams_ == 1) {
CreateMatchingAudioConfigs(rtcp_send_transport, "");
}
// TODO(brandtr): Update this when we support multistream protection.
RTC_DCHECK(num_flexfec_streams_ <= 1);
if (num_flexfec_streams_ == 1) {
CreateMatchingFecConfig(rtcp_send_transport, *GetVideoSendConfig());
}
}
void CallTest::CreateMatchingAudioConfigs(Transport* transport,
std::string sync_group) {
audio_receive_configs_.push_back(CreateMatchingAudioConfig(
audio_send_config_, audio_decoder_factory_, transport, sync_group));
}
AudioReceiveStreamInterface::Config CallTest::CreateMatchingAudioConfig(
const AudioSendStream::Config& send_config,
rtc::scoped_refptr<AudioDecoderFactory> audio_decoder_factory,
Transport* transport,
std::string sync_group) {
AudioReceiveStreamInterface::Config audio_config;
audio_config.rtp.local_ssrc = VideoTestConstants::kReceiverLocalAudioSsrc;
audio_config.rtcp_send_transport = transport;
audio_config.rtp.remote_ssrc = send_config.rtp.ssrc;
audio_config.decoder_factory = audio_decoder_factory;
audio_config.decoder_map = {
{VideoTestConstants::kAudioSendPayloadType, {"opus", 48000, 2}}};
audio_config.sync_group = sync_group;
return audio_config;
}
void CallTest::CreateMatchingFecConfig(
Transport* transport,
const VideoSendStream::Config& send_config) {
FlexfecReceiveStream::Config config(transport);
config.payload_type = send_config.rtp.flexfec.payload_type;
config.rtp.remote_ssrc = send_config.rtp.flexfec.ssrc;
config.protected_media_ssrcs = send_config.rtp.flexfec.protected_media_ssrcs;
config.rtp.local_ssrc = VideoTestConstants::kReceiverLocalVideoSsrc;
if (!video_receive_configs_.empty()) {
video_receive_configs_[0].rtp.protected_by_flexfec = true;
video_receive_configs_[0].rtp.packet_sink_ = this;
}
flexfec_receive_configs_.push_back(config);
}
void CallTest::CreateMatchingReceiveConfigs(Transport* rtcp_send_transport) {
video_receive_configs_.clear();
for (VideoSendStream::Config& video_send_config : video_send_configs_) {
CreateMatchingVideoReceiveConfigs(video_send_config, rtcp_send_transport);
}
CreateMatchingAudioAndFecConfigs(rtcp_send_transport);
}
void CallTest::CreateFrameGeneratorCapturerWithDrift(Clock* clock,
float speed,
int framerate,
int width,
int height) {
video_sources_.clear();
auto frame_generator_capturer =
std::make_unique<test::FrameGeneratorCapturer>(
clock,
test::CreateSquareFrameGenerator(width, height, absl::nullopt,
absl::nullopt),
framerate * speed, env_.task_queue_factory());
frame_generator_capturer_ = frame_generator_capturer.get();
frame_generator_capturer->Init();
video_sources_.push_back(std::move(frame_generator_capturer));
ConnectVideoSourcesToStreams();
}
void CallTest::CreateFrameGeneratorCapturer(int framerate,
int width,
int height) {
video_sources_.clear();
auto frame_generator_capturer =
std::make_unique<test::FrameGeneratorCapturer>(
&env_.clock(),
test::CreateSquareFrameGenerator(width, height, absl::nullopt,
absl::nullopt),
framerate, env_.task_queue_factory());
frame_generator_capturer_ = frame_generator_capturer.get();
frame_generator_capturer->Init();
video_sources_.push_back(std::move(frame_generator_capturer));
ConnectVideoSourcesToStreams();
}
void CallTest::CreateFakeAudioDevices(
std::unique_ptr<TestAudioDeviceModule::Capturer> capturer,
std::unique_ptr<TestAudioDeviceModule::Renderer> renderer) {
fake_send_audio_device_ = TestAudioDeviceModule::Create(
&env_.task_queue_factory(), std::move(capturer), nullptr, 1.f);
fake_recv_audio_device_ = TestAudioDeviceModule::Create(
&env_.task_queue_factory(), nullptr, std::move(renderer), 1.f);
}
void CallTest::CreateVideoStreams() {
RTC_DCHECK(video_receive_streams_.empty());
CreateVideoSendStreams();
for (size_t i = 0; i < video_receive_configs_.size(); ++i) {
video_receive_streams_.push_back(receiver_call_->CreateVideoReceiveStream(
video_receive_configs_[i].Copy()));
}
}
void CallTest::CreateVideoSendStreams() {
RTC_DCHECK(video_send_streams_.empty());
// We currently only support testing external fec controllers with a single
// VideoSendStream.
if (fec_controller_factory_.get()) {
RTC_DCHECK_LE(video_send_configs_.size(), 1);
}
// Remove this workaround when ALR is not screenshare-specific.
std::list<size_t> streams_creation_order;
for (size_t i = 0; i < video_send_configs_.size(); ++i) {
// If dual streams are created, add the screenshare stream last.
if (video_encoder_configs_[i].content_type ==
VideoEncoderConfig::ContentType::kScreen) {
streams_creation_order.push_back(i);
} else {
streams_creation_order.push_front(i);
}
}
video_send_streams_.resize(video_send_configs_.size(), nullptr);
for (size_t i : streams_creation_order) {
if (fec_controller_factory_.get()) {
video_send_streams_[i] = sender_call_->CreateVideoSendStream(
video_send_configs_[i].Copy(), video_encoder_configs_[i].Copy(),
fec_controller_factory_->CreateFecController(send_env_));
} else {
video_send_streams_[i] = sender_call_->CreateVideoSendStream(
video_send_configs_[i].Copy(), video_encoder_configs_[i].Copy());
}
}
}
void CallTest::CreateVideoSendStream(const VideoEncoderConfig& encoder_config) {
RTC_DCHECK(video_send_streams_.empty());
video_send_streams_.push_back(sender_call_->CreateVideoSendStream(
GetVideoSendConfig()->Copy(), encoder_config.Copy()));
}
void CallTest::CreateAudioStreams() {
RTC_DCHECK(audio_send_stream_ == nullptr);
RTC_DCHECK(audio_receive_streams_.empty());
audio_send_stream_ = sender_call_->CreateAudioSendStream(audio_send_config_);
for (size_t i = 0; i < audio_receive_configs_.size(); ++i) {
audio_receive_streams_.push_back(
receiver_call_->CreateAudioReceiveStream(audio_receive_configs_[i]));
}
}
void CallTest::CreateFlexfecStreams() {
for (size_t i = 0; i < flexfec_receive_configs_.size(); ++i) {
flexfec_receive_streams_.push_back(
receiver_call_->CreateFlexfecReceiveStream(
flexfec_receive_configs_[i]));
}
}
void CallTest::CreateSendTransport(const BuiltInNetworkBehaviorConfig& config,
RtpRtcpObserver* observer) {
PacketReceiver* receiver =
receiver_call_ ? receiver_call_->Receiver() : nullptr;
auto network = std::make_unique<SimulatedNetwork>(config);
send_simulated_network_ = network.get();
send_transport_ = std::make_unique<PacketTransport>(
task_queue(), sender_call_.get(), observer,
test::PacketTransport::kSender, payload_type_map_,
std::make_unique<FakeNetworkPipe>(Clock::GetRealTimeClock(),
std::move(network), receiver),
rtp_extensions_, rtp_extensions_);
}
void CallTest::CreateReceiveTransport(
const BuiltInNetworkBehaviorConfig& config,
RtpRtcpObserver* observer) {
auto network = std::make_unique<SimulatedNetwork>(config);
receive_simulated_network_ = network.get();
receive_transport_ = std::make_unique<PacketTransport>(
task_queue(), nullptr, observer, test::PacketTransport::kReceiver,
payload_type_map_,
std::make_unique<FakeNetworkPipe>(Clock::GetRealTimeClock(),
std::move(network),
sender_call_->Receiver()),
rtp_extensions_, rtp_extensions_);
}
void CallTest::ConnectVideoSourcesToStreams() {
for (size_t i = 0; i < video_sources_.size(); ++i)
video_send_streams_[i]->SetSource(video_sources_[i].get(),
degradation_preference_);
}
void CallTest::Start() {
StartVideoStreams();
if (audio_send_stream_) {
audio_send_stream_->Start();
}
for (AudioReceiveStreamInterface* audio_recv_stream : audio_receive_streams_)
audio_recv_stream->Start();
}
void CallTest::StartVideoSources() {
for (size_t i = 0; i < video_sources_.size(); ++i) {
video_sources_[i]->Start();
}
}
void CallTest::StartVideoStreams() {
StartVideoSources();
for (size_t i = 0; i < video_send_streams_.size(); ++i) {
video_send_streams_[i]->Start();
}
for (VideoReceiveStreamInterface* video_recv_stream : video_receive_streams_)
video_recv_stream->Start();
}
void CallTest::Stop() {
for (AudioReceiveStreamInterface* audio_recv_stream : audio_receive_streams_)
audio_recv_stream->Stop();
if (audio_send_stream_) {
audio_send_stream_->Stop();
}
StopVideoStreams();
}
void CallTest::StopVideoStreams() {
for (VideoSendStream* video_send_stream : video_send_streams_)
video_send_stream->Stop();
for (VideoReceiveStreamInterface* video_recv_stream : video_receive_streams_)
video_recv_stream->Stop();
}
void CallTest::DestroyStreams() {
if (audio_send_stream_)
sender_call_->DestroyAudioSendStream(audio_send_stream_);
audio_send_stream_ = nullptr;
for (AudioReceiveStreamInterface* audio_recv_stream : audio_receive_streams_)
receiver_call_->DestroyAudioReceiveStream(audio_recv_stream);
DestroyVideoSendStreams();
for (VideoReceiveStreamInterface* video_recv_stream : video_receive_streams_)
receiver_call_->DestroyVideoReceiveStream(video_recv_stream);
for (FlexfecReceiveStream* flexfec_recv_stream : flexfec_receive_streams_)
receiver_call_->DestroyFlexfecReceiveStream(flexfec_recv_stream);
video_receive_streams_.clear();
video_sources_.clear();
}
void CallTest::DestroyVideoSendStreams() {
for (VideoSendStream* video_send_stream : video_send_streams_)
sender_call_->DestroyVideoSendStream(video_send_stream);
video_send_streams_.clear();
}
void CallTest::SetFakeVideoCaptureRotation(VideoRotation rotation) {
frame_generator_capturer_->SetFakeRotation(rotation);
}
void CallTest::SetVideoDegradation(DegradationPreference preference) {
GetVideoSendStream()->SetSource(frame_generator_capturer_, preference);
}
VideoSendStream::Config* CallTest::GetVideoSendConfig() {
return &video_send_configs_[0];
}
void CallTest::SetVideoSendConfig(const VideoSendStream::Config& config) {
video_send_configs_.clear();
video_send_configs_.push_back(config.Copy());
}
VideoEncoderConfig* CallTest::GetVideoEncoderConfig() {
return &video_encoder_configs_[0];
}
void CallTest::SetVideoEncoderConfig(const VideoEncoderConfig& config) {
video_encoder_configs_.clear();
video_encoder_configs_.push_back(config.Copy());
}
VideoSendStream* CallTest::GetVideoSendStream() {
return video_send_streams_[0];
}
FlexfecReceiveStream::Config* CallTest::GetFlexFecConfig() {
return &flexfec_receive_configs_[0];
}
void CallTest::OnRtpPacket(const RtpPacketReceived& packet) {
// All FlexFEC streams protect all of the video streams.
for (FlexfecReceiveStream* flexfec_recv_stream : flexfec_receive_streams_)
flexfec_recv_stream->OnRtpPacket(packet);
}
absl::optional<RtpExtension> CallTest::GetRtpExtensionByUri(
const std::string& uri) const {
for (const auto& extension : rtp_extensions_) {
if (extension.uri == uri) {
return extension;
}
}
return absl::nullopt;
}
void CallTest::AddRtpExtensionByUri(
const std::string& uri,
std::vector<RtpExtension>* extensions) const {
const absl::optional<RtpExtension> extension = GetRtpExtensionByUri(uri);
if (extension) {
extensions->push_back(*extension);
}
}
const std::map<uint8_t, MediaType> CallTest::payload_type_map_ = {
{VideoTestConstants::kVideoSendPayloadType, MediaType::VIDEO},
{VideoTestConstants::kFakeVideoSendPayloadType, MediaType::VIDEO},
{VideoTestConstants::kSendRtxPayloadType, MediaType::VIDEO},
{VideoTestConstants::kPayloadTypeVP8, MediaType::VIDEO},
{VideoTestConstants::kPayloadTypeVP9, MediaType::VIDEO},
{VideoTestConstants::kPayloadTypeH264, MediaType::VIDEO},
{VideoTestConstants::kPayloadTypeGeneric, MediaType::VIDEO},
{VideoTestConstants::kRedPayloadType, MediaType::VIDEO},
{VideoTestConstants::kRtxRedPayloadType, MediaType::VIDEO},
{VideoTestConstants::kUlpfecPayloadType, MediaType::VIDEO},
{VideoTestConstants::kFlexfecPayloadType, MediaType::VIDEO},
{VideoTestConstants::kAudioSendPayloadType, MediaType::AUDIO}};
BaseTest::BaseTest() {}
BaseTest::BaseTest(TimeDelta timeout) : RtpRtcpObserver(timeout) {}
BaseTest::~BaseTest() {}
std::unique_ptr<TestAudioDeviceModule::Capturer> BaseTest::CreateCapturer() {
return TestAudioDeviceModule::CreatePulsedNoiseCapturer(256, 48000);
}
std::unique_ptr<TestAudioDeviceModule::Renderer> BaseTest::CreateRenderer() {
return TestAudioDeviceModule::CreateDiscardRenderer(48000);
}
void BaseTest::OnFakeAudioDevicesCreated(AudioDeviceModule* send_audio_device,
AudioDeviceModule* recv_audio_device) {
}
void BaseTest::ModifySenderBitrateConfig(BitrateConstraints* bitrate_config) {}
void BaseTest::ModifyReceiverBitrateConfig(BitrateConstraints* bitrate_config) {
}
void BaseTest::OnCallsCreated(Call* sender_call, Call* receiver_call) {}
void BaseTest::OnTransportCreated(PacketTransport* to_receiver,
SimulatedNetworkInterface* sender_network,
PacketTransport* to_sender,
SimulatedNetworkInterface* receiver_network) {
}
BuiltInNetworkBehaviorConfig BaseTest::GetSendTransportConfig() const {
return BuiltInNetworkBehaviorConfig();
}
BuiltInNetworkBehaviorConfig BaseTest::GetReceiveTransportConfig() const {
return BuiltInNetworkBehaviorConfig();
}
size_t BaseTest::GetNumVideoStreams() const {
return 1;
}
size_t BaseTest::GetNumAudioStreams() const {
return 0;
}
size_t BaseTest::GetNumFlexfecStreams() const {
return 0;
}
void BaseTest::ModifyVideoConfigs(
VideoSendStream::Config* send_config,
std::vector<VideoReceiveStreamInterface::Config>* receive_configs,
VideoEncoderConfig* encoder_config) {}
void BaseTest::ModifyVideoCaptureStartResolution(int* width,
int* heigt,
int* frame_rate) {}
void BaseTest::ModifyVideoDegradationPreference(
DegradationPreference* degradation_preference) {}
void BaseTest::OnVideoStreamsCreated(
VideoSendStream* send_stream,
const std::vector<VideoReceiveStreamInterface*>& receive_streams) {}
void BaseTest::ModifyAudioConfigs(
AudioSendStream::Config* send_config,
std::vector<AudioReceiveStreamInterface::Config>* receive_configs) {}
void BaseTest::OnAudioStreamsCreated(
AudioSendStream* send_stream,
const std::vector<AudioReceiveStreamInterface*>& receive_streams) {}
void BaseTest::ModifyFlexfecConfigs(
std::vector<FlexfecReceiveStream::Config>* receive_configs) {}
void BaseTest::OnFlexfecStreamsCreated(
const std::vector<FlexfecReceiveStream*>& receive_streams) {}
void BaseTest::OnFrameGeneratorCapturerCreated(
FrameGeneratorCapturer* frame_generator_capturer) {}
void BaseTest::OnStreamsStopped() {}
SendTest::SendTest(TimeDelta timeout) : BaseTest(timeout) {}
bool SendTest::ShouldCreateReceivers() const {
return false;
}
EndToEndTest::EndToEndTest() {}
EndToEndTest::EndToEndTest(TimeDelta timeout) : BaseTest(timeout) {}
bool EndToEndTest::ShouldCreateReceivers() const {
return true;
}
} // namespace test
} // namespace webrtc