webrtc_m130/test/direct_transport.cc
Sebastian Jansson 7e85d67031 Added SetClockOffset on FakeNetworkPipe.
Added functionality on the FakeNetworkPipe to introduce arbitrary
clock offsets. This offset is added to the reported receive time of
all packets. This prepares for a later CL using this to test correction
of receive time stamps.

Bug: webrtc:9054
Change-Id: I811b3aa8359bc917f59443088d8a418368242db9
Reviewed-on: https://webrtc-review.googlesource.com/64726
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Commit-Queue: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22763}
2018-04-06 09:02:12 +00:00

131 lines
4.1 KiB
C++

/*
* Copyright (c) 2013 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/direct_transport.h"
#include "call/call.h"
#include "rtc_base/ptr_util.h"
#include "system_wrappers/include/clock.h"
#include "test/single_threaded_task_queue.h"
namespace webrtc {
namespace test {
DirectTransport::DirectTransport(
SingleThreadedTaskQueueForTesting* task_queue,
Call* send_call,
const std::map<uint8_t, MediaType>& payload_type_map)
: DirectTransport(task_queue,
FakeNetworkPipe::Config(),
send_call,
payload_type_map) {
}
DirectTransport::DirectTransport(
SingleThreadedTaskQueueForTesting* task_queue,
const FakeNetworkPipe::Config& config,
Call* send_call,
const std::map<uint8_t, MediaType>& payload_type_map)
: DirectTransport(
task_queue,
config,
send_call,
std::unique_ptr<Demuxer>(new DemuxerImpl(payload_type_map))) {
}
DirectTransport::DirectTransport(SingleThreadedTaskQueueForTesting* task_queue,
const FakeNetworkPipe::Config& config,
Call* send_call,
std::unique_ptr<Demuxer> demuxer)
: send_call_(send_call),
clock_(Clock::GetRealTimeClock()),
task_queue_(task_queue),
fake_network_(rtc::MakeUnique<FakeNetworkPipe>(clock_, config,
std::move(demuxer))) {
Start();
}
DirectTransport::DirectTransport(SingleThreadedTaskQueueForTesting* task_queue,
std::unique_ptr<FakeNetworkPipe> pipe,
Call* send_call)
: send_call_(send_call),
clock_(Clock::GetRealTimeClock()),
task_queue_(task_queue),
fake_network_(std::move(pipe)) {
Start();
}
DirectTransport::~DirectTransport() {
RTC_DCHECK_CALLED_SEQUENTIALLY(&sequence_checker_);
// Constructor updates |next_scheduled_task_|, so it's guaranteed to
// be initialized.
task_queue_->CancelTask(next_scheduled_task_);
}
void DirectTransport::SetClockOffset(int64_t offset_ms) {
fake_network_->SetClockOffset(offset_ms);
}
void DirectTransport::SetConfig(const FakeNetworkPipe::Config& config) {
fake_network_->SetConfig(config);
}
void DirectTransport::StopSending() {
RTC_DCHECK_CALLED_SEQUENTIALLY(&sequence_checker_);
task_queue_->CancelTask(next_scheduled_task_);
}
void DirectTransport::SetReceiver(PacketReceiver* receiver) {
RTC_DCHECK_CALLED_SEQUENTIALLY(&sequence_checker_);
fake_network_->SetReceiver(receiver);
}
bool DirectTransport::SendRtp(const uint8_t* data,
size_t length,
const PacketOptions& options) {
if (send_call_) {
rtc::SentPacket sent_packet(options.packet_id,
clock_->TimeInMilliseconds());
send_call_->OnSentPacket(sent_packet);
}
fake_network_->SendPacket(data, length);
return true;
}
bool DirectTransport::SendRtcp(const uint8_t* data, size_t length) {
fake_network_->SendPacket(data, length);
return true;
}
int DirectTransport::GetAverageDelayMs() {
return fake_network_->AverageDelay();
}
void DirectTransport::Start() {
RTC_DCHECK(task_queue_);
if (send_call_) {
send_call_->SignalChannelNetworkState(MediaType::AUDIO, kNetworkUp);
send_call_->SignalChannelNetworkState(MediaType::VIDEO, kNetworkUp);
}
SendPackets();
}
void DirectTransport::SendPackets() {
RTC_DCHECK_CALLED_SEQUENTIALLY(&sequence_checker_);
fake_network_->Process();
int64_t delay_ms = fake_network_->TimeUntilNextProcess();
next_scheduled_task_ = task_queue_->PostDelayedTask([this]() {
SendPackets();
}, delay_ms);
}
} // namespace test
} // namespace webrtc