audio_device.hpp

// Copyright Take Vos 2019-2022.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt)
 
#pragma once
 
#include "../bigint.hpp"
#include "audio_device_delegate.hpp"
#include "audio_stream_config.hpp"
#include "audio_channel.hpp"
#include "audio_direction.hpp"
#include "audio_device_state.hpp"
#include "speaker_mapping.hpp"
#include "../label.hpp"
#include "../utility/module.hpp"
#include "../loop.hpp"
#include <string>
#include <memory>
#include <ostream>
 
namespace hi::inline v1 {

class audio_device {
public:
    audio_device() noexcept = default;
    virtual ~audio_device() = default;

    [[nodiscard]] std::string const& id() const noexcept
    {
        return _id;
    }

    [[nodiscard]] std::string name() const noexcept
    {
        hi_axiom(loop::main().on_thread());
        return _name;
    }

    [[nodiscard]] virtual label label() const noexcept = 0;

    virtual void update_state() noexcept = 0;

    [[nodiscard]] virtual audio_device_state state() const noexcept = 0;
 
    [[nodiscard]] virtual audio_direction direction() const noexcept = 0;

    [[nodiscard]] virtual bool exclusive() const noexcept = 0;

    virtual void set_exclusive(bool exclusive) noexcept = 0;

    [[nodiscard]] virtual double sample_rate() const noexcept = 0;

    virtual void set_sample_rate(double sample_rate) noexcept = 0;

    [[nodiscard]] virtual hi::speaker_mapping input_speaker_mapping() const noexcept = 0;

    virtual void set_input_speaker_mapping(hi::speaker_mapping speaker_mapping) noexcept = 0;

    [[nodiscard]] virtual std::vector<hi::speaker_mapping> available_input_speaker_mappings() const noexcept = 0;

    [[nodiscard]] virtual hi::speaker_mapping output_speaker_mapping() const noexcept = 0;

    virtual void set_output_speaker_mapping(hi::speaker_mapping speaker_mapping) noexcept = 0;

    [[nodiscard]] virtual std::vector<hi::speaker_mapping> available_output_speaker_mappings() const noexcept = 0;

    // virtual void start_stream(std::string id, std::string name) = 0;

    // virtual void stop_stream() noexcept = 0;
 
protected:
    std::string _id;
    std::string _name;
};
 
} // namespace hi::inline v1