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/*
* Copyright 2018 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 "api/test/create_frame_generator.h"
#include "api/test/frame_generator_interface.h"
#include "api/test/simulated_network.h"
#include "call/fake_network_pipe.h"
#include "call/simulated_network.h"
#include "rtc_base/task_queue_for_test.h"
#include "system_wrappers/include/sleep.h"
#include "test/call_test.h"
#include "test/field_trial.h"
#include "test/frame_forwarder.h"
#include "test/gtest.h"
#include "test/null_transport.h"
namespace webrtc {
class CallOperationEndToEndTest : public test::CallTest {};
TEST_F(CallOperationEndToEndTest, ReceiverCanBeStartedTwice) {
CreateCalls();
test::NullTransport transport;
CreateSendConfig(1, 0, 0, &transport);
CreateMatchingReceiveConfigs(&transport);
CreateVideoStreams();
video_receive_streams_[0]->Start();
video_receive_streams_[0]->Start();
DestroyStreams();
}
TEST_F(CallOperationEndToEndTest, ReceiverCanBeStoppedTwice) {
CreateCalls();
test::NullTransport transport;
CreateSendConfig(1, 0, 0, &transport);
CreateMatchingReceiveConfigs(&transport);
CreateVideoStreams();
video_receive_streams_[0]->Stop();
video_receive_streams_[0]->Stop();
DestroyStreams();
}
TEST_F(CallOperationEndToEndTest, ReceiverCanBeStoppedAndRestarted) {
CreateCalls();
test::NullTransport transport;
CreateSendConfig(1, 0, 0, &transport);
CreateMatchingReceiveConfigs(&transport);
CreateVideoStreams();
video_receive_streams_[0]->Stop();
video_receive_streams_[0]->Start();
video_receive_streams_[0]->Stop();
DestroyStreams();
}
TEST_F(CallOperationEndToEndTest, RendersSingleDelayedFrame) {
static const int kWidth = 320;
static const int kHeight = 240;
// This constant is chosen to be higher than the timeout in the video_render
// module. This makes sure that frames aren't dropped if there are no other
// frames in the queue.
static const int kRenderDelayMs = 1000;
class Renderer : public rtc::VideoSinkInterface<VideoFrame> {
public:
void OnFrame(const VideoFrame& video_frame) override {
SleepMs(kRenderDelayMs);
event_.Set();
}
bool Wait() { return event_.Wait(kDefaultTimeoutMs); }
rtc::Event event_;
} renderer;
test::FrameForwarder frame_forwarder;
std::unique_ptr<test::DirectTransport> sender_transport;
std::unique_ptr<test::DirectTransport> receiver_transport;
SendTask(
RTC_FROM_HERE, task_queue(),
[this, &renderer, &frame_forwarder, &sender_transport,
&receiver_transport]() {
CreateCalls();
sender_transport = std::make_unique<test::DirectTransport>(
task_queue(),
std::make_unique<FakeNetworkPipe>(
Clock::GetRealTimeClock(), std::make_unique<SimulatedNetwork>(
BuiltInNetworkBehaviorConfig())),
sender_call_.get(), payload_type_map_);
receiver_transport = std::make_unique<test::DirectTransport>(
task_queue(),
std::make_unique<FakeNetworkPipe>(
Clock::GetRealTimeClock(), std::make_unique<SimulatedNetwork>(
BuiltInNetworkBehaviorConfig())),
receiver_call_.get(), payload_type_map_);
sender_transport->SetReceiver(receiver_call_->Receiver());
receiver_transport->SetReceiver(sender_call_->Receiver());
CreateSendConfig(1, 0, 0, sender_transport.get());
CreateMatchingReceiveConfigs(receiver_transport.get());
video_receive_configs_[0].renderer = &renderer;
CreateVideoStreams();
Start();
// Create frames that are smaller than the send width/height, this is
// done to check that the callbacks are done after processing video.
std::unique_ptr<test::FrameGeneratorInterface> frame_generator(
test::CreateSquareFrameGenerator(kWidth, kHeight, absl::nullopt,
absl::nullopt));
GetVideoSendStream()->SetSource(
&frame_forwarder, DegradationPreference::MAINTAIN_FRAMERATE);
test::FrameGeneratorInterface::VideoFrameData frame_data =
frame_generator->NextFrame();
VideoFrame frame = VideoFrame::Builder()
.set_video_frame_buffer(frame_data.buffer)
.set_update_rect(frame_data.update_rect)
.build();
frame_forwarder.IncomingCapturedFrame(frame);
});
EXPECT_TRUE(renderer.Wait())
<< "Timed out while waiting for the frame to render.";
SendTask(RTC_FROM_HERE, task_queue(),
[this, &sender_transport, &receiver_transport]() {
Stop();
DestroyStreams();
sender_transport.reset();
receiver_transport.reset();
DestroyCalls();
});
}
TEST_F(CallOperationEndToEndTest, TransmitsFirstFrame) {
class Renderer : public rtc::VideoSinkInterface<VideoFrame> {
public:
void OnFrame(const VideoFrame& video_frame) override { event_.Set(); }
bool Wait() { return event_.Wait(kDefaultTimeoutMs); }
rtc::Event event_;
} renderer;
std::unique_ptr<test::FrameGeneratorInterface> frame_generator;
test::FrameForwarder frame_forwarder;
std::unique_ptr<test::DirectTransport> sender_transport;
std::unique_ptr<test::DirectTransport> receiver_transport;
SendTask(
RTC_FROM_HERE, task_queue(),
[this, &renderer, &frame_generator, &frame_forwarder, &sender_transport,
&receiver_transport]() {
CreateCalls();
sender_transport = std::make_unique<test::DirectTransport>(
task_queue(),
std::make_unique<FakeNetworkPipe>(
Clock::GetRealTimeClock(), std::make_unique<SimulatedNetwork>(
BuiltInNetworkBehaviorConfig())),
sender_call_.get(), payload_type_map_);
receiver_transport = std::make_unique<test::DirectTransport>(
task_queue(),
std::make_unique<FakeNetworkPipe>(
Clock::GetRealTimeClock(), std::make_unique<SimulatedNetwork>(
BuiltInNetworkBehaviorConfig())),
receiver_call_.get(), payload_type_map_);
sender_transport->SetReceiver(receiver_call_->Receiver());
receiver_transport->SetReceiver(sender_call_->Receiver());
CreateSendConfig(1, 0, 0, sender_transport.get());
CreateMatchingReceiveConfigs(receiver_transport.get());
video_receive_configs_[0].renderer = &renderer;
CreateVideoStreams();
Start();
frame_generator = test::CreateSquareFrameGenerator(
kDefaultWidth, kDefaultHeight, absl::nullopt, absl::nullopt);
GetVideoSendStream()->SetSource(
&frame_forwarder, DegradationPreference::MAINTAIN_FRAMERATE);
test::FrameGeneratorInterface::VideoFrameData frame_data =
frame_generator->NextFrame();
VideoFrame frame = VideoFrame::Builder()
.set_video_frame_buffer(frame_data.buffer)
.set_update_rect(frame_data.update_rect)
.build();
frame_forwarder.IncomingCapturedFrame(frame);
});
EXPECT_TRUE(renderer.Wait())
<< "Timed out while waiting for the frame to render.";
SendTask(RTC_FROM_HERE, task_queue(),
[this, &sender_transport, &receiver_transport]() {
Stop();
DestroyStreams();
sender_transport.reset();
receiver_transport.reset();
DestroyCalls();
});
}
} // namespace webrtc
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