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/*
* Copyright (c) 2021 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.
*/
#ifndef RTC_TOOLS_DATA_CHANNEL_BENCHMARK_PEER_CONNECTION_CLIENT_H_
#define RTC_TOOLS_DATA_CHANNEL_BENCHMARK_PEER_CONNECTION_CLIENT_H_
#include <stdint.h>
#include <memory>
#include <string>
#include <vector>
#include "api/jsep.h"
#include "api/peer_connection_interface.h"
#include "api/rtp_receiver_interface.h"
#include "api/scoped_refptr.h"
#include "api/set_local_description_observer_interface.h"
#include "rtc_base/logging.h"
#include "rtc_base/thread.h"
#include "rtc_tools/data_channel_benchmark/signaling_interface.h"
namespace webrtc {
// Handles all the details for creating a PeerConnection and negotiation using a
// SignalingInterface object.
class PeerConnectionClient : public webrtc::PeerConnectionObserver {
public:
explicit PeerConnectionClient(webrtc::PeerConnectionFactoryInterface* factory,
webrtc::SignalingInterface* signaling);
~PeerConnectionClient() override;
PeerConnectionClient(const PeerConnectionClient&) = delete;
PeerConnectionClient& operator=(const PeerConnectionClient&) = delete;
// Set the local description and send offer using the SignalingInterface,
// initiating the negotiation process.
bool StartPeerConnection();
// Whether the peer connection is connected to the remote peer.
bool IsConnected();
// Disconnect from the call.
void Disconnect();
rtc::scoped_refptr<webrtc::PeerConnectionInterface> peerConnection() {
return peer_connection_;
}
// Set a callback to run when a DataChannel is created by the remote peer.
void SetOnDataChannel(
std::function<void(rtc::scoped_refptr<webrtc::DataChannelInterface>)>
callback);
std::vector<rtc::scoped_refptr<webrtc::DataChannelInterface>>&
dataChannels() {
return data_channels_;
}
// Creates a default PeerConnectionFactory object.
static rtc::scoped_refptr<webrtc::PeerConnectionFactoryInterface>
CreateDefaultFactory(rtc::Thread* signaling_thread);
private:
void AddIceCandidate(
std::unique_ptr<webrtc::IceCandidateInterface> candidate);
bool SetRemoteDescription(
std::unique_ptr<webrtc::SessionDescriptionInterface> desc);
// Initialize the PeerConnection with a given PeerConnectionFactory.
bool InitializePeerConnection(
webrtc::PeerConnectionFactoryInterface* factory);
void DeletePeerConnection();
// PeerConnectionObserver implementation.
void OnSignalingChange(
webrtc::PeerConnectionInterface::SignalingState new_state) override {
RTC_LOG(LS_INFO) << __FUNCTION__ << " new state: " << new_state;
}
void OnDataChannel(
rtc::scoped_refptr<webrtc::DataChannelInterface> channel) override;
void OnNegotiationNeededEvent(uint32_t event_id) override;
void OnIceConnectionChange(
webrtc::PeerConnectionInterface::IceConnectionState new_state) override;
void OnIceGatheringChange(
webrtc::PeerConnectionInterface::IceGatheringState new_state) override;
void OnIceCandidate(const webrtc::IceCandidateInterface* candidate) override;
void OnIceConnectionReceivingChange(bool receiving) override {
RTC_LOG(LS_INFO) << __FUNCTION__ << " receiving? " << receiving;
}
rtc::scoped_refptr<webrtc::PeerConnectionInterface> peer_connection_;
std::function<void(rtc::scoped_refptr<webrtc::DataChannelInterface>)>
on_data_channel_callback_;
std::vector<rtc::scoped_refptr<webrtc::DataChannelInterface>> data_channels_;
webrtc::SignalingInterface* signaling_;
};
} // namespace webrtc
#endif // RTC_TOOLS_DATA_CHANNEL_BENCHMARK_PEER_CONNECTION_CLIENT_H_
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