#ifndef CAM_HPP
#define CAM_HPP

// RGB888 configuration for ov5647 sensor (Raspberry Pi Camera Module)
// Must be updated if either:
// - Pixel format changes (e.g., to BGR, YUV, etc.)
// - Camera module is replaced
#define FRAME_WIDTH (800)
#define FRAME_HEIGHT (600)
#define FRAME_LINE (FRAME_WIDTH * 3)
#define FRAME_STRIDE (FRAME_LINE + 32)
#define FRAME_BUFFER_LENGTH (FRAME_STRIDE * FRAME_HEIGHT + 3072)

enum Severity
{
    Attention = 0,
    Info = 1,
    Trace = 2,
};

typedef void (*HsLogger)(enum Severity, const char *);
typedef void (*HsCallback)();

#ifdef __cplusplus
extern "C"
{
#endif
    void register_logger(HsLogger hs_logger);
    void register_callback(HsCallback hs_callback);
    void start_camera_manager();
    void stop_camera_manager();
    void acquire_camera();
    void release_camera();
    void allocate_frame_buffer();
    void free_frame_buffer();
    void start_camera();
    void stop_camera();
    void create_request();

    int get_dma_buffer_fd();
    void request_frame();
#ifdef __cplusplus
}
#endif

#endif