blob: 46e222cdb67e71da2da1e5e7c56805b327892525 [file] [log] [blame]
/*
* Copyright (c) 2017 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 "modules/rtp_rtcp/source/rtcp_transceiver.h"
#include <memory>
#include <utility>
#include <vector>
#include "modules/rtp_rtcp/source/rtcp_packet/transport_feedback.h"
#include "rtc_base/checks.h"
#include "rtc_base/event.h"
#include "rtc_base/task_utils/to_queued_task.h"
#include "rtc_base/time_utils.h"
namespace webrtc {
RtcpTransceiver::RtcpTransceiver(const RtcpTransceiverConfig& config)
: task_queue_(config.task_queue),
rtcp_transceiver_(std::make_unique<RtcpTransceiverImpl>(config)) {
RTC_DCHECK(task_queue_);
}
RtcpTransceiver::~RtcpTransceiver() {
if (!rtcp_transceiver_)
return;
auto rtcp_transceiver = std::move(rtcp_transceiver_);
task_queue_->PostTask([rtcp_transceiver = std::move(rtcp_transceiver)] {
rtcp_transceiver->StopPeriodicTask();
});
RTC_DCHECK(!rtcp_transceiver_);
}
void RtcpTransceiver::Stop(std::function<void()> on_destroyed) {
RTC_DCHECK(rtcp_transceiver_);
auto rtcp_transceiver = std::move(rtcp_transceiver_);
task_queue_->PostTask(ToQueuedTask(
[rtcp_transceiver = std::move(rtcp_transceiver)] {
rtcp_transceiver->StopPeriodicTask();
},
std::move(on_destroyed)));
RTC_DCHECK(!rtcp_transceiver_);
}
void RtcpTransceiver::AddMediaReceiverRtcpObserver(
uint32_t remote_ssrc,
MediaReceiverRtcpObserver* observer) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask([ptr, remote_ssrc, observer] {
ptr->AddMediaReceiverRtcpObserver(remote_ssrc, observer);
});
}
void RtcpTransceiver::RemoveMediaReceiverRtcpObserver(
uint32_t remote_ssrc,
MediaReceiverRtcpObserver* observer,
std::function<void()> on_removed) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
auto remove = [ptr, remote_ssrc, observer] {
ptr->RemoveMediaReceiverRtcpObserver(remote_ssrc, observer);
};
task_queue_->PostTask(ToQueuedTask(std::move(remove), std::move(on_removed)));
}
void RtcpTransceiver::SetReadyToSend(bool ready) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask([ptr, ready] { ptr->SetReadyToSend(ready); });
}
void RtcpTransceiver::ReceivePacket(rtc::CopyOnWriteBuffer packet) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
int64_t now_us = rtc::TimeMicros();
task_queue_->PostTask(
[ptr, packet, now_us] { ptr->ReceivePacket(packet, now_us); });
}
void RtcpTransceiver::SendCompoundPacket() {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask([ptr] { ptr->SendCompoundPacket(); });
}
void RtcpTransceiver::SetRemb(int64_t bitrate_bps,
std::vector<uint32_t> ssrcs) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask([ptr, bitrate_bps, ssrcs = std::move(ssrcs)]() mutable {
ptr->SetRemb(bitrate_bps, std::move(ssrcs));
});
}
void RtcpTransceiver::UnsetRemb() {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask([ptr] { ptr->UnsetRemb(); });
}
uint32_t RtcpTransceiver::SSRC() const {
return rtcp_transceiver_->sender_ssrc();
}
bool RtcpTransceiver::SendFeedbackPacket(
const rtcp::TransportFeedback& packet) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
rtc::Buffer raw_packet = packet.Build();
task_queue_->PostTask([ptr, raw_packet = std::move(raw_packet)] {
ptr->SendRawPacket(raw_packet);
});
return true;
}
bool RtcpTransceiver::SendNetworkStateEstimatePacket(
const rtcp::RemoteEstimate& packet) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
rtc::Buffer raw_packet = packet.Build();
task_queue_->PostTask([ptr, raw_packet = std::move(raw_packet)] {
ptr->SendRawPacket(raw_packet);
});
return true;
}
void RtcpTransceiver::SendCombinedRtcpPacket(
std::vector<std::unique_ptr<rtcp::RtcpPacket>> rtcp_packets) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask(
[ptr, rtcp_packets = std::move(rtcp_packets)]() mutable {
ptr->SendCombinedRtcpPacket(std::move(rtcp_packets));
});
}
void RtcpTransceiver::SendNack(uint32_t ssrc,
std::vector<uint16_t> sequence_numbers) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask(
[ptr, ssrc, sequence_numbers = std::move(sequence_numbers)]() mutable {
ptr->SendNack(ssrc, std::move(sequence_numbers));
});
}
void RtcpTransceiver::SendPictureLossIndication(uint32_t ssrc) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask([ptr, ssrc] { ptr->SendPictureLossIndication(ssrc); });
}
void RtcpTransceiver::SendFullIntraRequest(std::vector<uint32_t> ssrcs) {
RTC_CHECK(rtcp_transceiver_);
RtcpTransceiverImpl* ptr = rtcp_transceiver_.get();
task_queue_->PostTask(
[ptr, ssrcs = std::move(ssrcs)] { ptr->SendFullIntraRequest(ssrcs); });
}
} // namespace webrtc