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#ifndef __OPENCV_VIDEOSTAB_WOBBLE_SUPPRESSION_HPP__
#define __OPENCV_VIDEOSTAB_WOBBLE_SUPPRESSION_HPP__

#include <vector>
#include "opencv2/core.hpp"
#include "opencv2/core/cuda.hpp"
#include "opencv2/videostab/global_motion.hpp"
#include "opencv2/videostab/log.hpp"

namespace cv
{
namespace videostab
{

//! @addtogroup videostab
//! @{

class CV_EXPORTS WobbleSuppressorBase
{
public:
    WobbleSuppressorBase();

    virtual ~WobbleSuppressorBase() {}

    void setMotionEstimator(Ptr<ImageMotionEstimatorBase> val) { motionEstimator_ = val; }
    Ptr<ImageMotionEstimatorBase> motionEstimator() const { return motionEstimator_; }

    virtual void suppress(int idx, const Mat &frame, Mat &result) = 0;


    // data from stabilizer

    virtual void setFrameCount(int val) { frameCount_ = val; }
    virtual int frameCount() const { return frameCount_; }

    virtual void setMotions(const std::vector<Mat> &val) { motions_ = &val; }
    virtual const std::vector<Mat>& motions() const { return *motions_; }

    virtual void setMotions2(const std::vector<Mat> &val) { motions2_ = &val; }
    virtual const std::vector<Mat>& motions2() const { return *motions2_; }

    virtual void setStabilizationMotions(const std::vector<Mat> &val) { stabilizationMotions_ = &val; }
    virtual const std::vector<Mat>& stabilizationMotions() const { return *stabilizationMotions_; }

protected:
    Ptr<ImageMotionEstimatorBase> motionEstimator_;
    int frameCount_;
    const std::vector<Mat> *motions_;
    const std::vector<Mat> *motions2_;
    const std::vector<Mat> *stabilizationMotions_;
};

class CV_EXPORTS NullWobbleSuppressor : public WobbleSuppressorBase
{
public:
    virtual void suppress(int idx, const Mat &frame, Mat &result);
};

class CV_EXPORTS MoreAccurateMotionWobbleSuppressorBase : public WobbleSuppressorBase
{
public:
    virtual void setPeriod(int val) { period_ = val; }
    virtual int period() const { return period_; }

protected:
    MoreAccurateMotionWobbleSuppressorBase() { setPeriod(30); }

    int period_;
};

class CV_EXPORTS MoreAccurateMotionWobbleSuppressor : public MoreAccurateMotionWobbleSuppressorBase
{
public:
    virtual void suppress(int idx, const Mat &frame, Mat &result);

private:
    Mat_<float> mapx_, mapy_;
};

#if defined(HAVE_OPENCV_CUDAWARPING)
class CV_EXPORTS MoreAccurateMotionWobbleSuppressorGpu : public MoreAccurateMotionWobbleSuppressorBase
{
public:
    void suppress(int idx, const cuda::GpuMat &frame, cuda::GpuMat &result);
    virtual void suppress(int idx, const Mat &frame, Mat &result);

private:
    cuda::GpuMat frameDevice_, resultDevice_;
    cuda::GpuMat mapx_, mapy_;
};
#endif

//! @}

} // namespace videostab
} // namespace cv

#endif