CameraStreamer.hpp

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#pragma once
 
#include <FAST/Streamers/Streamer.hpp>
#include <QtMultimedia/QCamera>
#include <QtMultimedia/QCameraInfo>
 
class QThread;
 
namespace fast {
 
class CameraWorker;
 
class FAST_EXPORT CameraStreamer : public Streamer {
    FAST_OBJECT(CameraStreamer)
    public:
        void setFinished(bool finished);
        void addNewImageFrame(const uchar* data, int width, int height);
        bool getGrayscale() const;
        void setGrayscale(bool grayscale);
        void loadAttributes() override;
        void setCamera(uchar index);
    protected:
        CameraStreamer();
        void execute() override;
        void generateStream() override {};
 
 
        bool mGrayscale = false;
        bool m_finished = false;
        int m_framesAdded = 0;
        std::chrono::high_resolution_clock::time_point m_startTime;
        QThread* thread;
        CameraWorker* worker;
        uint m_cameraIndex = 0;
};
 
 
class CameraWorker : public QObject {
    Q_OBJECT
    public:
        CameraWorker(CameraStreamer* streamer, const QCameraInfo camera);
        ~CameraWorker();
    public Q_SLOTS:
        void run();
    Q_SIGNALS:
        void finished();
        void error(QString err);
    private:
        QCameraInfo m_cameraInfo;
        std::unique_ptr<QCamera> m_camera;
        CameraStreamer* mStreamer;
};
 
 
}