uni/ccv/saliency/main.cpp

80 lines
2.7 KiB
C++

#include <opencv2/opencv.hpp>
#include "includes/lab_pyramid.h"
#include "includes/fusion.h"
#include "includes/laplacian_pyramid.h"
#include "includes/oriented_pyramid.h"
/**
* Entry point of program
* @param argc number of arguments
* @param argv CLI arguments, 0: name of program, 1: input file name, 2: output file name, 3: flag for usage of orientation
* @return status code (0: everything OK, -1: not right amount of arguments)
*/
int main(int argc, char** argv) {
if (argc != 4) {
printf("usage: <input file name> <output file name> <use orientation>\n");
return -1;
}
// read image
cv::Mat image = cv::imread(argv[1], cv::ImreadModes::IMREAD_COLOR);
bool use_orientation = (strcmp(argv[3], "1") == 0);
// tweakable factors
int layers = 4;
float sigma_center = 3;
float sigma_surround = 13;
float sigma_laplacian = 4;
int number_orientations = 4;
int gabor_size = 7;
double wavelength = 5;
double standard_deviation = 5;
// create LAB pyramids
lab_pyramid lab_pyr_center = lab_pyramid(image);
lab_pyr_center.create_pyramids(sigma_center, layers);
lab_pyramid lab_pyr_surround = lab_pyramid(image);
lab_pyr_surround.create_pyramids(sigma_surround, layers);
// create laplacian pyramid
gauss_pyramid c_pyr_L = lab_pyr_center.get_pyramid(lab_pyramid::COLOR_L);
laplacian_pyramid laplacian_pyr = laplacian_pyramid(c_pyr_L, sigma_laplacian);
// create orientation pyramid
oriented_pyramid oriented_pyr = oriented_pyramid(laplacian_pyr, number_orientations, gabor_size, wavelength,
standard_deviation);
// create contrast maps
lab_pyramid::compute_dog(lab_pyr_center, lab_pyr_surround, layers);
// create feature maps
lab_pyramid::compute_feature_maps();
if (use_orientation) {
oriented_pyr.compute_feature_maps();
}
// create conspicuity maps
lab_pyramid::compute_conspicuity_maps();
if (use_orientation) {
oriented_pyr.compute_conspicuity_map();
}
// get conspicuity maps
std::vector<cv::Mat> conspicuity_maps = std::vector<cv::Mat>();
conspicuity_maps.push_back(lab_pyramid::get_conspicuity_map(lab_pyramid::COLOR_L));
conspicuity_maps.push_back(lab_pyramid::get_conspicuity_map(lab_pyramid::COLOR_A));
conspicuity_maps.push_back(lab_pyramid::get_conspicuity_map(lab_pyramid::COLOR_B));
if (use_orientation) {
conspicuity_maps.push_back(oriented_pyr.get_conspicuity_map());
}
// get saliency map
cv::Mat saliency = mean_fusion_generic(conspicuity_maps);
cv::normalize(saliency, saliency, 0, 255, cv::NORM_MINMAX, -1);
// convert saliency map to correct output format
cv::Mat output_image;
saliency.convertTo(output_image, CV_8UC1);
// write output
cv::imwrite(argv[2], output_image);
return 0;
}