#ifndef DEPTHGUIDE_IMAGE_STREAMER_H
#define DEPTHGUIDE_IMAGE_STREAMER_H

#include "core/object_manager.h"
#include "core/cuda_helper.hpp"

#include <memory>

class image_streamer {
public:

    using io_context = boost::asio::io_context;

    struct create_config {
        // image must be valid before start
        obj_name_type img_name = invalid_obj_name;

        // extra data will be placed at the start of the stream
        // receiver must do the same parsing work for proper work
        obj_name_type ext_name = invalid_obj_name; // data_type

        std::optional<int> frame_rate;
        io_context *asio_ctx = nullptr;

        // for encoder
        CUcontext *cuda_ctx = nullptr;
        smart_cuda_stream *stream = nullptr;
    };

    explicit image_streamer(create_config conf);

    ~image_streamer();

    void show();

    void change_frame_rate(int fps);

    using sig_req_size_type = boost::signals2::signal<void(cv::Size)>;
    sig_req_size_type sig_req_size;

private:
    struct impl;
    std::unique_ptr<impl> pimpl;
};

#endif //DEPTHGUIDE_IMAGE_STREAMER_H