119 lines
3.2 KiB
C++
119 lines
3.2 KiB
C++
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#include "opencv2/imgcodecs.hpp"
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#include "opencv2/highgui.hpp"
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#include "opencv2/stitching.hpp"
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#include <iostream>
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using namespace std;
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using namespace cv;
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bool divide_images = false;
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Stitcher::Mode mode = Stitcher::PANORAMA;
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vector<Mat> imgs;
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string result_name = "result.jpg";
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void printUsage(char** argv);
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int parseCmdArgs(int argc, char** argv);
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int main(int argc, char* argv[])
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{
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int retval = parseCmdArgs(argc, argv);
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if (retval) return EXIT_FAILURE;
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//![stitching]
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Mat pano;
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Ptr<Stitcher> stitcher = Stitcher::create(mode);
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Stitcher::Status status = stitcher->stitch(imgs, pano);
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if (status != Stitcher::OK)
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{
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cout << "Can't stitch images, error code = " << int(status) << endl;
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return EXIT_FAILURE;
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}
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//![stitching]
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imwrite(result_name, pano);
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cout << "stitching completed successfully\n" << result_name << " saved!";
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return EXIT_SUCCESS;
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}
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void printUsage(char** argv)
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{
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cout <<
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"Images stitcher.\n\n" << "Usage :\n" << argv[0] <<" [Flags] img1 img2 [...imgN]\n\n"
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"Flags:\n"
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" --d3\n"
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" internally creates three chunks of each image to increase stitching success\n"
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" --mode (panorama|scans)\n"
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" Determines configuration of stitcher. The default is 'panorama',\n"
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" mode suitable for creating photo panoramas. Option 'scans' is suitable\n"
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" for stitching materials under affine transformation, such as scans.\n"
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" --output <result_img>\n"
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" The default is 'result.jpg'.\n\n"
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"Example usage :\n" << argv[0] << " --d3 --mode scans img1.jpg img2.jpg\n";
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}
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int parseCmdArgs(int argc, char** argv)
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{
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if (argc == 1)
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{
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printUsage(argv);
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return EXIT_FAILURE;
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}
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for (int i = 1; i < argc; ++i)
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{
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if (string(argv[i]) == "--help" || string(argv[i]) == "/?")
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{
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printUsage(argv);
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return EXIT_FAILURE;
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}
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else if (string(argv[i]) == "--d3")
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{
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divide_images = true;
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}
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else if (string(argv[i]) == "--output")
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{
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result_name = argv[i + 1];
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i++;
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}
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else if (string(argv[i]) == "--mode")
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{
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if (string(argv[i + 1]) == "panorama")
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mode = Stitcher::PANORAMA;
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else if (string(argv[i + 1]) == "scans")
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mode = Stitcher::SCANS;
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else
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{
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cout << "Bad --mode flag value\n";
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return EXIT_FAILURE;
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}
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i++;
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}
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else
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{
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Mat img = imread(samples::findFile(argv[i]));
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if (img.empty())
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{
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cout << "Can't read image '" << argv[i] << "'\n";
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return EXIT_FAILURE;
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}
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if (divide_images)
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{
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Rect rect(0, 0, img.cols / 2, img.rows);
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imgs.push_back(img(rect).clone());
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rect.x = img.cols / 3;
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imgs.push_back(img(rect).clone());
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rect.x = img.cols / 2;
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imgs.push_back(img(rect).clone());
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}
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else
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imgs.push_back(img);
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}
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}
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return EXIT_SUCCESS;
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}
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