CameraEvent.h

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#pragma once
#include <functional>
#include "Camera.h"
 
namespace mmind {
 
namespace eye {
struct EventData
{
    int eventId{0};          
    std::string eventName{}; 
    int64_t timestamp{0};    
    int64_t frameId{0};      
};
 
class MMIND_API_EXPORT CameraEvent
{
public:
    enum Event {
        CAMERA_EVENT_NONE = 0x0000,         
        CAMERA_EVENT_DISCONNECTED = 0x0001, 
        CAMERA_EVENT_EXPOSURE_END =
            0x900e, 
        CAMERA_EVENT_ALL = 0xFFFF, 
    };
 
    using EventCallback = std::function<void(Event event, void* pUser)>;
 
    [[deprecated(
        "Please use the following method instead: @ref "
        "registerCameraEventCallback(Camera& camera, Event event, const "
        "CameraEventCallback& callback).")]] static ErrorStatus
    registerCameraEventCallback(Camera& camera, EventCallback callback, void* pUser,
                                unsigned int events);
 
    using CameraEventCallback =
        std::function<void(const EventData* eventData, const void* extraPayload)>;
 
    [[deprecated(
        "Please use the following method instead: @ref "
        "registerCameraEventCallback(Camera& camera, uint16_t event, const "
        "CameraEventCallback& callback).")]] static ErrorStatus
    registerCameraEventCallback(Camera& camera, Event event, const CameraEventCallback& callback);
 
    [[deprecated(
        "Please use the following method instead: @ref "
        "unregisterCameraEventCallback(Camera& camera, uint16_t event).")]] static ErrorStatus
    unregisterCameraEventCallback(Camera& camera, Event event);
 
    struct EventInfo
    {
        std::string eventName{};  
        uint16_t eventId{0x0000}; 
 
        EventInfo() = default;
        EventInfo(const std::string& eventName, uint16_t eventId)
            : eventName(eventName), eventId(eventId)
        {
        }
    };
 
    static ErrorStatus getSupportedEvents(const Camera& camera, std::vector<EventInfo>& eventInfos);
 
    struct PayloadMember
    {
        std::string name; 
        enum class Type {
            _UInt32,
            _Int32,
            _Int64,
            _Float,
            _Double,
            _Bool,
            _String,
        };
        Type type; 
        struct MemberValue
        {
            uint32_t uint32Value;
            int32_t int32Value;
            int64_t int64Value;
            float floatValue;
            double doubleValue;
            bool boolValue;
            std::string stringValue;
        };
        MemberValue value; 
    };
 
    using Payload = std::vector<PayloadMember>;
 
    static ErrorStatus registerCameraEventCallback(Camera& camera, uint16_t event,
                                                   const CameraEventCallback& callback);
 
    static ErrorStatus unregisterCameraEventCallback(Camera& camera, uint16_t event);
};
 
} // namespace eye
 
} // namespace mmind