Update stitching.cpp

samples/cpp/stitching.cpp

@@ -1,60 +1,20 @@
-/*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.
-//
-//
-//                          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.
-//
-//   * Redistribution's in binary form must reproduce the above copyright notice,
-//     this list of conditions and the following disclaimer in the documentation
-//     and/or other materials provided with the distribution.
-//
-//   * The name of the copyright holders may not be used to endorse or promote products
-//     derived from this software without specific prior written permission.
-//
-// This software is provided by the copyright holders and contributors "as is" and
-// any express or implied warranties, including, but not limited to, the implied
-// warranties of merchantability and fitness for a particular purpose are disclaimed.
-// In no event shall the Intel Corporation or contributors be liable for any direct,
-// indirect, incidental, special, exemplary, or consequential damages
-// (including, but not limited to, procurement of substitute goods or services;
-// loss of use, data, or profits; or business interruption) however caused
-// and on any theory of liability, whether in contract, strict liability,
-// or tort (including negligence or otherwise) arising in any way out of
-// the use of this software, even if advised of the possibility of such damage.
-//
-//M*/
 
-#include <iostream>
-#include <fstream>
 #include "opencv2/imgcodecs.hpp"
 #include "opencv2/highgui.hpp"
 #include "opencv2/stitching.hpp"
 
+#include <iostream>
+
 using namespace std;
 using namespace cv;
 
 bool try_use_gpu = false;
+bool divide_images = false;
 Stitcher::Mode mode = Stitcher::PANORAMA;
 vector<Mat> imgs;
 string result_name = "result.jpg";
 
-void printUsage();
+void printUsage(char** argv);
 int parseCmdArgs(int argc, char** argv);
 
 int main(int argc, char* argv[])
@@ -73,25 +33,28 @@ int main(int argc, char* argv[])
     }
 
     imwrite(result_name, pano);
+    cout << "stitching completed successfully\n" << result_name << " saved!";
     return 0;
 }
 
 
-void printUsage()
+void printUsage(char** argv)
 {
     cout <<
-        "Images stitcher.\n\n"
-        "stitching img1 img2 [...imgN]\n\n"
-        "Flags:\n"
-        "  --try_use_gpu (yes|no)\n"
-        "      Try to use GPU. The default value is 'no'. All default values\n"
-        "      are for CPU mode.\n"
-        "  --mode (panorama|scans)\n"
-        "      Determines configuration of stitcher. The default is 'panorama',\n"
-        "      mode suitable for creating photo panoramas. Option 'scans' is suitable\n"
-        "      for stitching materials under affine transformation, such as scans.\n"
-        "  --output <result_img>\n"
-        "      The default is 'result.jpg'.\n";
+         "Images stitcher.\n\n" << "Usage :\n" << argv[0] <<" [Flags] img1 img2 [...imgN]\n\n"
+         "Flags:\n"
+         "  --d3\n"
+         "      internally creates three chunks of each image to increase stitching success"
+         "  --try_use_gpu (yes|no)\n"
+         "      Try to use GPU. The default value is 'no'. All default values\n"
+         "      are for CPU mode.\n"
+         "  --mode (panorama|scans)\n"
+         "      Determines configuration of stitcher. The default is 'panorama',\n"
+         "      mode suitable for creating photo panoramas. Option 'scans' is suitable\n"
+         "      for stitching materials under affine transformation, such as scans.\n"
+         "  --output <result_img>\n"
+         "      The default is 'result.jpg'.\n\n"
+         "Example usage :\n" << argv[0] << " --d3 --try_use_gpu yes --mode scans img1.jpg img2.jpg";
 }
 
 
@@ -99,14 +62,15 @@ int parseCmdArgs(int argc, char** argv)
 {
     if (argc == 1)
     {
-        printUsage();
+        printUsage(argv);
         return -1;
     }
+
     for (int i = 1; i < argc; ++i)
     {
         if (string(argv[i]) == "--help" || string(argv[i]) == "/?")
         {
-            printUsage();
+            printUsage(argv);
             return -1;
         }
         else if (string(argv[i]) == "--try_use_gpu")
@@ -122,6 +86,10 @@ int parseCmdArgs(int argc, char** argv)
             }
             i++;
         }
+        else if (string(argv[i]) == "--d3")
+        {
+            divide_images = true;
+        }
         else if (string(argv[i]) == "--output")
         {
             result_name = argv[i + 1];
@@ -148,7 +116,18 @@ int parseCmdArgs(int argc, char** argv)
                 cout << "Can't read image '" << argv[i] << "'\n";
                 return -1;
             }
-            imgs.push_back(img);
+
+            if (divide_images)
+            {
+                Rect rect(0, 0, img.cols / 2, img.rows);
+                imgs.push_back(img(rect).clone());
+                rect.x = img.cols / 3;
+                imgs.push_back(img(rect).clone());
+                rect.x = img.cols / 2;
+                imgs.push_back(img(rect).clone());
+            }
+            else
+                imgs.push_back(img);
         }
     }
     return 0;