1 #include "stdafx.h">
2
3
4 /* For description look into the help() function. */
5
6
7 #include "opencv2/photo.hpp"
8 #include "opencv2/imgcodecs.hpp"
9 #include "opencv2/highgui.hpp"
10
11 #include <vector>
12 #include <iostream>
13 #include <fstream>
14
15 using namespace cv;
16 using namespace std;
17
18 void loadExposureSeq(String, vector<Mat>&, vector<float>&);
19
20 int main(int argc, char**argv)
21 {
22 //! [Load images and exposure times]
23 vector<Mat> images;
24 vector<float> times;
25 loadExposureSeq("F://opencv//VS_demo//opencvdemo//data//Memorial_SourceImages", images, times);
26 //! [Load images and exposure times]
27
28 //! [Estimate camera response]
29 Mat response;
30 Ptr<CalibrateDebevec> calibrate = createCalibrateDebevec();
31 calibrate->process(images, response, times);
32 //! [Estimate camera response]
33
34 //! [Make HDR image]
35 Mat hdr;
36 Ptr<MergeDebevec> merge_debevec = createMergeDebevec();
37 merge_debevec->process(images, hdr, times, response);
38 //! [Make HDR image]
39
40 //! [Tonemap HDR image]
41 Mat ldr;
42 Ptr<Tonemap> tonemap = createTonemap(2.2f);
43 tonemap->process(hdr, ldr);
44 //! [Tonemap HDR image]
45
46 //! [Perform exposure fusion]
47 Mat fusion;
48 Ptr<MergeMertens> merge_mertens = createMergeMertens();
49 merge_mertens->process(images, fusion);
50 //! [Perform exposure fusion]
51
52 //! [Write results]
53 imwrite("fusion.png", fusion * 255);
54 imwrite("ldr.png", ldr * 255);
55 imwrite("hdr.hdr", hdr);
56 //! [Write results]
57
58 return 0;
59 }
60
61 void loadExposureSeq(String path, vector<Mat>& images, vector<float>& times)
62 {
63 path = path + "//";
64 string str = path + "list.txt";
65 ifstream list_file(str.c_str());
66 string name;
67 float val;
68 while (list_file >> name >> val) {
69 Mat img = imread(path + name);
70 images.push_back(img);
71 times.push_back(1 / val);
72 }
73 list_file.close();
74 }
运行：
输入:
输出：
