Open Source Computer Vision Library https://opencv.org/
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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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// copy or use the software.
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//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000-2008, Intel Corporation, all rights reserved.
// Copyright (C) 2009, Willow Garage Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
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// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
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#ifndef __OPENCV_STITCHING_EXPOSURE_COMPENSATE_HPP__
#define __OPENCV_STITCHING_EXPOSURE_COMPENSATE_HPP__
#include "opencv2/core/core.hpp"
namespace cv {
namespace detail {
class CV_EXPORTS ExposureCompensator
{
public:
virtual ~ExposureCompensator() {}
enum { NO, GAIN, GAIN_BLOCKS };
static Ptr<ExposureCompensator> createDefault(int type);
void feed(const std::vector<Point> &corners, const std::vector<Mat> &images,
const std::vector<Mat> &masks);
virtual void feed(const std::vector<Point> &corners, const std::vector<Mat> &images,
const std::vector<std::pair<Mat,uchar> > &masks) = 0;
virtual void apply(int index, Point corner, Mat &image, const Mat &mask) = 0;
};
class CV_EXPORTS NoExposureCompensator : public ExposureCompensator
{
public:
void feed(const std::vector<Point> &/*corners*/, const std::vector<Mat> &/*images*/,
const std::vector<std::pair<Mat,uchar> > &/*masks*/) {};
void apply(int /*index*/, Point /*corner*/, Mat &/*image*/, const Mat &/*mask*/) {};
};
class CV_EXPORTS GainCompensator : public ExposureCompensator
{
public:
void feed(const std::vector<Point> &corners, const std::vector<Mat> &images,
const std::vector<std::pair<Mat,uchar> > &masks);
void apply(int index, Point corner, Mat &image, const Mat &mask);
std::vector<double> gains() const;
private:
Mat_<double> gains_;
};
class CV_EXPORTS BlocksGainCompensator : public ExposureCompensator
{
public:
BlocksGainCompensator(int bl_width = 32, int bl_height = 32)
: bl_width_(bl_width), bl_height_(bl_height) {}
void feed(const std::vector<Point> &corners, const std::vector<Mat> &images,
const std::vector<std::pair<Mat,uchar> > &masks);
void apply(int index, Point corner, Mat &image, const Mat &mask);
private:
int bl_width_, bl_height_;
std::vector<Mat_<float> > gain_maps_;
};
} // namespace detail
} // namespace cv
#endif // __OPENCV_STITCHING_EXPOSURE_COMPENSATE_HPP__