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/*************************************************************************/
/* WebRTCLibPeerConnection.hpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef WEBRTC_PEER_H
#define WEBRTC_PEER_H
#ifdef GDNATIVE_WEBRTC
#include <Godot.hpp> // Godot.hpp must go first, or windows builds breaks
#include "net/WebRTCPeerConnectionNative.hpp"
#define WebRTCPeerConnectionExtension WebRTCPeerConnectionNative
#if !defined(GDCLASS)
#define GDCLASS(arg1, arg2) GODOT_CLASS(arg1, arg2)
#endif
#else
#include <godot_cpp/core/binder_common.hpp>
#include <godot_cpp/classes/global_constants_binds.hpp>
#include <godot_cpp/classes/web_rtc_peer_connection_extension.hpp>
#endif
#include "rtc/rtc.hpp"
#include <mutex>
#include <queue>
namespace godot_webrtc {
class WebRTCLibPeerConnection : public godot::WebRTCPeerConnectionExtension {
GDCLASS(WebRTCLibPeerConnection, WebRTCPeerConnectionExtension);
private:
std::shared_ptr<rtc::PeerConnection> peer_connection = nullptr;
godot::Array candidates;
godot::Error _create_pc(rtc::Configuration &r_config);
godot::Error _parse_ice_server(rtc::Configuration &r_config, godot::Dictionary p_server);
godot::Error _parse_channel_config(rtc::DataChannelInit &r_config, const godot::Dictionary &p_dict);
protected:
static void _bind_methods() {}
public:
static void _register_methods() {}
static void initialize_signaling();
static void deinitialize_signaling();
void _init();
ConnectionState _get_connection_state() const override;
GatheringState _get_gathering_state() const override;
SignalingState _get_signaling_state() const override;
godot::Error _initialize(const godot::Dictionary &p_config) override;
godot::Object *_create_data_channel(const godot::String &p_channel, const godot::Dictionary &p_channel_config) override;
godot::Error _create_offer() override;
godot::Error _set_remote_description(const godot::String &type, const godot::String &sdp) override;
godot::Error _set_local_description(const godot::String &type, const godot::String &sdp) override;
#ifdef GDNATIVE_WEBRTC
godot::Error _add_ice_candidate(const godot::String &sdpMidName, int64_t sdpMlineIndexName, const godot::String &sdpName) override;
#else
godot::Error _add_ice_candidate(const godot::String &sdpMidName, int32_t sdpMlineIndexName, const godot::String &sdpName) override;
#endif
godot::Error _poll() override;
void _close() override;
WebRTCLibPeerConnection();
~WebRTCLibPeerConnection();
private:
class Signal {
godot::String method;
godot::Variant argv[3];
int argc = 0;
public:
Signal(godot::String p_method, int p_argc, const godot::Variant *p_argv) {
method = p_method;
argc = p_argc;
for (int i = 0; i < argc; i++) {
argv[i] = p_argv[i];
}
}
void emit(godot::Object *p_object) {
if (argc == 0) {
p_object->emit_signal(method);
} else if (argc == 1) {
p_object->emit_signal(method, argv[0]);
} else if (argc == 2) {
p_object->emit_signal(method, argv[0], argv[1]);
} else if (argc == 3) {
p_object->emit_signal(method, argv[0], argv[1], argv[2]);
}
}
};
std::mutex *mutex_signal_queue = nullptr;
std::queue<Signal> signal_queue;
void queue_signal(godot::String p_name, int p_argc, const godot::Variant &p_arg1 = godot::Variant(), const godot::Variant &p_arg2 = godot::Variant(), const godot::Variant &p_arg3 = godot::Variant());
};
} // namespace godot_webrtc
#endif // WEBRTC_PEER_H
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