qualitygmsd.hpp

// This file is part of OpenCV project.




// It is subject to the license terms in the LICENSE file found in the top-level directory




// of this distribution and at http://opencv.org/license.html.








#ifndef OPENCV_QUALITY_QUALITYGMSD_HPP




#define OPENCV_QUALITY_QUALITYGMSD_HPP








#include "qualitybase.hpp"








namespace

cv



{



namespace
quality


{







class
CV_EXPORTS_W
QualityGMSD




:
public
QualityBase
{



public:







CV_WRAP
cv::Scalar
compute( InputArray cmp ) CV_OVERRIDE;







CV_WRAP
bool
empty() const CV_OVERRIDE {
return
_refImgData.empty() &&
QualityBase::empty(); }







CV_WRAP
void
clear() CV_OVERRIDE { _refImgData =
_mat_data();
QualityBase::clear(); }







CV_WRAP
static
Ptr<QualityGMSD>
create( InputArray ref );







CV_WRAP
static
cv::Scalar
compute( InputArray ref, InputArray cmp,
OutputArray
qualityMap );







protected:







// holds computed values for a mat




struct

_mat_data




{



// internal mat type




using
mat_type
=
QualityBase::_mat_type;







mat_type




gradient_map



, gradient_map_squared



;







// allow default construction




_mat_data() =
default;







// construct from mat_type




_mat_data(const
mat_type&);







// construct from inputarray




_mat_data(InputArray);







// returns flag if empty




bool
empty()
const
{
return
this->gradient_map.empty() && this->gradient_map_squared.empty(); }







// compute for a single frame




static
std::pair<cv::Scalar, mat_type> compute(const
_mat_data& lhs,
const
_mat_data& rhs);







};
// mat_data








_mat_data
_refImgData;







// internal constructor




QualityGMSD(_mat_data
refImgData)



: _refImgData(std::move(refImgData))



{}






};
// QualityGMSD



}
// quality



}
// cv




#endif