AutoFocus.h

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#ifndef FCAM_AUTOFOCUS_H
#define FCAM_AUTOFOCUS_H

#include <vector>
#include "Frame.h"


namespace FCam {

    class Lens;

    class AutoFocus {
      public:
    AutoFocus(FCam::Lens *l);

    void startSweep();

    void update(FCam::Frame::Ptr f);

    bool focused() {return state == FOCUSED;} 

    bool idle() {return state == FOCUSED || state == IDLE;}

      private:
    Lens *lens;

    struct Stats {
        float position;
        int sharpness;
    };
    std::vector<Stats> stats;
    enum {IDLE = 0, HOMING, SWEEPING, SETTING, FOCUSED} state;
    };

}

#endif

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