Open Source Computer Vision Library https://opencv.org/
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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// 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.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
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//M*/
#ifndef __OPENCV_EXPOSURE_COMPENSATE_HPP__
#define __OPENCV_EXPOSURE_COMPENSATE_HPP__
#include "precomp.hpp"
class ExposureCompensator
{
public:
enum { NO, GAIN, GAIN_BLOCKS };
static cv::Ptr<ExposureCompensator> createDefault(int type);
void feed(const std::vector<cv::Point> &corners, const std::vector<cv::Mat> &images,
const std::vector<cv::Mat> &masks);
virtual void feed(const std::vector<cv::Point> &corners, const std::vector<cv::Mat> &images,
const std::vector<std::pair<cv::Mat,uchar> > &masks) = 0;
virtual void apply(int index, cv::Point corner, cv::Mat &image, const cv::Mat &mask) = 0;
};
class NoExposureCompensator : public ExposureCompensator
{
public:
void feed(const std::vector<cv::Point> &/*corners*/, const std::vector<cv::Mat> &/*images*/,
const std::vector<std::pair<cv::Mat,uchar> > &/*masks*/) {};
void apply(int /*index*/, cv::Point /*corner*/, cv::Mat &/*image*/, const cv::Mat &/*mask*/) {};
};
class GainCompensator : public ExposureCompensator
{
public:
void feed(const std::vector<cv::Point> &corners, const std::vector<cv::Mat> &images,
const std::vector<std::pair<cv::Mat,uchar> > &masks);
void apply(int index, cv::Point corner, cv::Mat &image, const cv::Mat &mask);
std::vector<double> gains() const;
private:
cv::Mat_<double> gains_;
};
class 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<cv::Point> &corners, const std::vector<cv::Mat> &images,
const std::vector<std::pair<cv::Mat,uchar> > &masks);
void apply(int index, cv::Point corner, cv::Mat &image, const cv::Mat &mask);
private:
int bl_width_, bl_height_;
std::vector<cv::Mat_<float> > gain_maps_;
};
#endif // __OPENCV_EXPOSURE_COMPENSATE_HPP__