#ifndef __VIDEOINPUT_H__
#define __VIDEOINPUT_H__

#include <fstream>
#include <functional>
#include <memory>
#include <string>
#include <thread>

class VideoInputPrivate;

class VideoInput {
public:
    using PacketHandler = std::function<void(const uint8_t *, uint32_t)>;
    VideoInput(int32_t width, int32_t height);
    ~VideoInput();
    bool start();
    void stop();
    bool isStarted() const;
    bool startEncode();
    bool startFileInput(const std::string &path, int32_t width, int32_t height);
    void setPacketHandler(const PacketHandler &hanlder);

protected:
    void run();
    void fakeRun();
    void encodeRun();

private:
    VideoInputPrivate *m_d = nullptr;
    int32_t m_width;
    int32_t m_height;

    std::string m_path;
    std::shared_ptr<std::ifstream> m_ifs;

    int32_t m_vid = -1;
    int32_t m_decodeChannel = -1;
    bool m_exit = true;
    std::thread m_thread;
    std::thread m_encodeThread;
    PacketHandler m_handler;
};
#endif // __VIDEOINPUT_H__