/usr/include/opencv2/reg/mapprojec.hpp is in libopencv-contrib-dev 3.2.0+dfsg-4build2.
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#ifndef MAPPROJEC_H_
#define MAPPROJEC_H_
#include "map.hpp"
namespace cv {
namespace reg {
//! @addtogroup reg
//! @{
/*!
* Defines an transformation that consists on a projective transformation
*/
class CV_EXPORTS MapProjec : public Map
{
public:
/*!
* Default constructor builds an identity map
*/
MapProjec(void);
/*!
* Constructor providing explicit values
* \param[in] projTr Projective transformation
*/
MapProjec(const cv::Matx<double, 3, 3>& projTr);
/*!
* Destructor
*/
~MapProjec(void);
void inverseWarp(const cv::Mat& img1, cv::Mat& img2) const;
cv::Ptr<Map> inverseMap(void) const;
void compose(const Map& map);
void scale(double factor);
/*!
* Returns projection matrix
* \return Projection matrix
*/
const cv::Matx<double, 3, 3>& getProjTr() const {
return projTr_;
}
/*!
* Normalizes object's homography
*/
void normalize(void) {
double z = 1./projTr_(2, 2);
for(size_t v_i = 0; v_i < sizeof(projTr_.val)/sizeof(projTr_.val[0]); ++v_i)
projTr_.val[v_i] *= z;
}
private:
cv::Matx<double, 3, 3> projTr_; /*< Projection matrix */
};
//! @}
}} // namespace cv::reg
#endif // MAPPROJEC_H_
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