mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-14 22:30:40 +01:00
c7ea852189
Bug: webrtc:9630 Change-Id: I109fbcf247ff486579d79f74c33ffdd1af9acc00 Reviewed-on: https://webrtc-review.googlesource.com/95425 Reviewed-by: Patrik Höglund <phoglund@webrtc.org> Commit-Queue: Artem Titov <titovartem@webrtc.org> Cr-Commit-Position: refs/heads/master@{#24482}
116 lines
3.7 KiB
C++
116 lines
3.7 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 "absl/memory/memory.h"
|
|
#include "call/call.h"
|
|
#include "call/fake_network_pipe.h"
|
|
#include "modules/rtp_rtcp/include/rtp_header_parser.h"
|
|
#include "system_wrappers/include/clock.h"
|
|
#include "test/single_threaded_task_queue.h"
|
|
|
|
namespace webrtc {
|
|
namespace test {
|
|
|
|
Demuxer::Demuxer(const std::map<uint8_t, MediaType>& payload_type_map)
|
|
: payload_type_map_(payload_type_map) {}
|
|
|
|
MediaType Demuxer::GetMediaType(const uint8_t* packet_data,
|
|
const size_t packet_length) const {
|
|
if (!RtpHeaderParser::IsRtcp(packet_data, packet_length)) {
|
|
RTC_CHECK_GE(packet_length, 2);
|
|
const uint8_t payload_type = packet_data[1] & 0x7f;
|
|
std::map<uint8_t, MediaType>::const_iterator it =
|
|
payload_type_map_.find(payload_type);
|
|
RTC_CHECK(it != payload_type_map_.end())
|
|
<< "payload type " << static_cast<int>(payload_type) << " unknown.";
|
|
return it->second;
|
|
}
|
|
return MediaType::ANY;
|
|
}
|
|
|
|
DirectTransport::DirectTransport(
|
|
SingleThreadedTaskQueueForTesting* task_queue,
|
|
std::unique_ptr<SimulatedPacketReceiverInterface> pipe,
|
|
Call* send_call,
|
|
const std::map<uint8_t, MediaType>& payload_type_map)
|
|
: send_call_(send_call),
|
|
clock_(Clock::GetRealTimeClock()),
|
|
task_queue_(task_queue),
|
|
demuxer_(payload_type_map),
|
|
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::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);
|
|
}
|
|
SendPacket(data, length);
|
|
return true;
|
|
}
|
|
|
|
bool DirectTransport::SendRtcp(const uint8_t* data, size_t length) {
|
|
SendPacket(data, length);
|
|
return true;
|
|
}
|
|
|
|
void DirectTransport::SendPacket(const uint8_t* data, size_t length) {
|
|
MediaType media_type = demuxer_.GetMediaType(data, length);
|
|
int64_t send_time = clock_->TimeInMicroseconds();
|
|
fake_network_->DeliverPacket(media_type, rtc::CopyOnWriteBuffer(data, length),
|
|
send_time);
|
|
}
|
|
|
|
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
|