nheko/src/WebRTCSession.h
2020-11-09 10:51:17 -05:00

108 lines
3.4 KiB
C++

#pragma once
#include <string>
#include <vector>
#include <QObject>
#include "mtx/events/voip.hpp"
typedef struct _GstElement GstElement;
class QQuickItem;
namespace webrtc {
Q_NAMESPACE
enum class State
{
DISCONNECTED,
ICEFAILED,
INITIATING,
INITIATED,
OFFERSENT,
ANSWERSENT,
CONNECTING,
CONNECTED
};
Q_ENUM_NS(State)
}
class WebRTCSession : public QObject
{
Q_OBJECT
public:
static WebRTCSession &instance()
{
static WebRTCSession instance;
return instance;
}
bool havePlugins(bool isVideo, std::string *errorMessage = nullptr);
webrtc::State state() const { return state_; }
bool isVideo() const { return isVideo_; }
bool isOffering() const { return isOffering_; }
bool isRemoteVideoRecvOnly() const { return isRemoteVideoRecvOnly_; }
bool createOffer(bool isVideo);
bool acceptOffer(const std::string &sdp);
bool acceptAnswer(const std::string &sdp);
void acceptICECandidates(const std::vector<mtx::events::msg::CallCandidates::Candidate> &);
bool isMicMuted() const;
bool toggleMicMute();
void toggleCameraView();
void end();
void setTurnServers(const std::vector<std::string> &uris) { turnServers_ = uris; }
void refreshDevices();
std::vector<std::string> getDeviceNames(bool isVideo,
const std::string &defaultDevice) const;
std::vector<std::string> getResolutions(const std::string &cameraName) const;
std::vector<std::string> getFrameRates(const std::string &cameraName,
const std::string &resolution) const;
void setVideoItem(QQuickItem *item) { videoItem_ = item; }
QQuickItem *getVideoItem() const { return videoItem_; }
signals:
void offerCreated(const std::string &sdp,
const std::vector<mtx::events::msg::CallCandidates::Candidate> &);
void answerCreated(const std::string &sdp,
const std::vector<mtx::events::msg::CallCandidates::Candidate> &);
void newICECandidate(const mtx::events::msg::CallCandidates::Candidate &);
void stateChanged(webrtc::State);
private slots:
void setState(webrtc::State state) { state_ = state; }
private:
WebRTCSession();
bool initialised_ = false;
bool haveVoicePlugins_ = false;
bool haveVideoPlugins_ = false;
webrtc::State state_ = webrtc::State::DISCONNECTED;
bool isVideo_ = false;
bool isOffering_ = false;
bool isRemoteVideoRecvOnly_ = false;
QQuickItem *videoItem_ = nullptr;
GstElement *pipe_ = nullptr;
GstElement *webrtc_ = nullptr;
unsigned int busWatchId_ = 0;
std::vector<std::string> turnServers_;
bool init(std::string *errorMessage = nullptr);
bool startPipeline(int opusPayloadType, int vp8PayloadType);
bool createPipeline(int opusPayloadType, int vp8PayloadType);
bool addVideoPipeline(int vp8PayloadType);
void startDeviceMonitor();
public:
WebRTCSession(WebRTCSession const &) = delete;
void operator=(WebRTCSession const &) = delete;
};