snapcast/client/controller.hpp
2020-05-10 21:52:19 +02:00

77 lines
2.5 KiB
C++

/***
This file is part of snapcast
Copyright (C) 2014-2020 Johannes Pohl
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#ifndef CONTROLLER_H
#define CONTROLLER_H
#include "client_connection.hpp"
#include "client_settings.hpp"
#include "decoder/decoder.hpp"
#include "message/message.hpp"
#include "message/server_settings.hpp"
#include "message/stream_tags.hpp"
#include "metadata.hpp"
#include "player/player.hpp"
#include "stream.hpp"
#include <atomic>
#include <thread>
using namespace std::chrono_literals;
/// Forwards PCM data to the audio player
/**
* Sets up a connection to the server (using ClientConnection)
* Sets up the audio decoder and player.
* Decodes audio (message_type::kWireChunk) and feeds PCM to the audio stream buffer
* Does timesync with the server
*/
class Controller
{
public:
Controller(boost::asio::io_context& io_context, const ClientSettings& settings, std::unique_ptr<MetadataAdapter> meta);
void start();
// void stop();
private:
using MdnsHandler = std::function<void(const boost::system::error_code& ec, const std::string& host, uint16_t port)>;
void worker();
void reconnect();
void browseMdns(const MdnsHandler& handler);
template <typename PlayerType>
std::unique_ptr<Player> createPlayer(ClientSettings::Player& settings, const std::string& player_name);
void getNextMessage();
void sendTimeSyncMessage(int quick_syncs);
boost::asio::io_context& io_context_;
boost::asio::steady_timer timer_;
ClientSettings settings_;
std::string meta_callback_;
SampleFormat sampleFormat_;
std::unique_ptr<ClientConnection> clientConnection_;
std::shared_ptr<Stream> stream_;
std::unique_ptr<decoder::Decoder> decoder_;
std::unique_ptr<Player> player_;
std::unique_ptr<MetadataAdapter> meta_;
std::unique_ptr<msg::ServerSettings> serverSettings_;
std::unique_ptr<msg::CodecHeader> headerChunk_;
};
#endif