imageStats.hpp

Go to the documentation of this file.

// @copyright
// (c) Copyright ESO 2020
// All Rights Reserved
// ESO (eso.org) is an Intergovernmental Organization, and therefore special
// legal conditions apply.
//
// @file imageStats.hpp
// @brief Image analysis and statistic function declaration.
//
// This file is part of the DDT Image Handling Library and
// provides functions to analyse and calculate statistic values for CPL images.
//
// @author Christoph Bortlisz, CGI
// @since  2020/07/29
//
 
#ifndef IMAGESTATS_HPP_
#define IMAGESTATS_HPP_
 
//#include <algorithm>
//#include <cctype>
#include <list>
#include <vector>
 
//#include <sys/stat.h>
 
#include <cpl.h>
 
// namespace ddt {
 
typedef struct CplStatistics {
  double min_val;
  double max_val;
  double mean_val;
  double rms_val;
  int pix_num;
} CplStatistics;
 
double MaxPixelCplImage(const cpl_image* image);
 
double MaxPixelCplImageWindow(const cpl_image* image, int llx, int lly, int urx,
                              int ury);
 
double MinPixelCplImage(const cpl_image* image);
 
double MinPixelCplImageWindow(const cpl_image* image, int llx, int lly, int urx,
                              int ury);
 
double MeanPixelCplImage(const cpl_image* image);
 
double MeanPixelCplImageWindow(const cpl_image* image, int llx, int lly,
                               int urx, int ury);
 
double RmsValueCplImage(const cpl_image* image);
 
double RmsValueCplImageWindow(const cpl_image* image, int llx, int lly, int urx,
                              int ury);
 
cpl_stats* StatsCplImage(const cpl_image* image);
 
cpl_stats* StatsCplImageWindow(const cpl_image* image, int llx, int lly,
                               int urx, int ury);
 
double RmsValueCplStats(const cpl_stats* stats_cpl);
 
CplStatistics* StatisticsCplImage(const cpl_image* image);
 
CplStatistics* StatisticsCplImageWindow(const cpl_image* image, int llx,
                                        int lly, int urx, int ury);
 
CplStatistics* StatisticsCplStats(const cpl_stats* stats_cpl);
 
bool FwhmValuesCplImage(cpl_image* image, int x_pos, int y_pos, double* fwhm_x,
                        double* fwhm_y);
 
cpl_apertures* AperturesCplImage(const cpl_image* image, double sigma);
 
bool AperturesCplImageDump(const char* file_name, cpl_apertures* apertures);
 
bool MinMaxPixelsCplImage(const cpl_image* image, double* min, double* max);
 
bool MedianMinMaxPixelsCplImage(const cpl_image* image, double* min,
                                double* max, double kernel_size = 5);
 
double PixelValueCplImage(cpl_image* image, int x_pos, int y_pos,
                          int* is_rejected);
 
void GetHistogram(const cpl_image* image, const int min_value,
                  const int max_value, std::vector<int>& distribution);
 
void GetHistogramBins(const cpl_image* image, const int min_value,
                      const int max_value, std::vector<int>& distribution);
 
void GetCutValuesPercentage(const cpl_image* image, const double percentage,
                            double* min_value, double* max_value);
//} // namespace ddt
 
#endif /* IMAGESTATS_HPP_ */