initial commit

samples/cpp/bgfg_segm.cpp

@@ -23,7 +23,7 @@ const char* keys =
     "{c  camera   |         | use camera or not}"
     "{m  method   |mog2     | method (knn or mog2) }"
     "{s  smooth   |         | smooth the mask }"
-    "{fn file_name|tree.avi | movie file        }"
+    "{fn file_name|../data/tree.avi | movie file        }"
 };
 
 //this is a sample for foreground detection functions

samples/cpp/connected_components.cpp

@@ -36,14 +36,14 @@ static void help()
 {
     cout << "\n This program demonstrates connected components and use of the trackbar\n"
              "Usage: \n"
-             "  ./connected_components <image(stuff.jpg as default)>\n"
+             "  ./connected_components <image(../data/stuff.jpg as default)>\n"
              "The image is converted to grayscale and displayed, another image has a trackbar\n"
              "that controls thresholding and thereby the extracted contours which are drawn in color\n";
 }
 
 const char* keys =
 {
-    "{@image|stuff.jpg|image for converting to a grayscale}"
+    "{@image|../data/stuff.jpg|image for converting to a grayscale}"
 };
 
 int main( int argc, const char** argv )

samples/cpp/demhist.cpp

@@ -59,12 +59,12 @@ static void updateBrightnessContrast( int /*arg*/, void* )
 static void help()
 {
     std::cout << "\nThis program demonstrates the use of calcHist() -- histogram creation.\n"
-              << "Usage: \n" << "demhist [image_name -- Defaults to baboon.jpg]" << std::endl;
+              << "Usage: \n" << "demhist [image_name -- Defaults to ../data/baboon.jpg]" << std::endl;
 }
 
 const char* keys =
 {
-    "{@image|baboon.jpg|input image file}"
+    "{@image|../data/baboon.jpg|input image file}"
 };
 
 int main( int argc, const char** argv )

samples/cpp/dft.cpp

@@ -14,12 +14,12 @@ static void help()
     printf("\nThis program demonstrated the use of the discrete Fourier transform (dft)\n"
            "The dft of an image is taken and it's power spectrum is displayed.\n"
            "Usage:\n"
-            "./dft [image_name -- default lena.jpg]\n");
+            "./dft [image_name -- default ../data/lena.jpg]\n");
 }
 
 const char* keys =
 {
-    "{@image|lena.jpg|input image file}"
+    "{@image|../data/lena.jpg|input image file}"
 };
 
 int main(int argc, const char ** argv)

samples/cpp/distrans.cpp

@@ -91,7 +91,7 @@ static void help()
 {
     printf("\nProgram to demonstrate the use of the distance transform function between edge images.\n"
             "Usage:\n"
-            "./distrans [image_name -- default image is stuff.jpg]\n"
+            "./distrans [image_name -- default image is ../data/stuff.jpg]\n"
             "\nHot keys: \n"
             "\tESC - quit the program\n"
             "\tC - use C/Inf metric\n"
@@ -107,7 +107,7 @@ static void help()
 
 const char* keys =
 {
-    "{@image |stuff.jpg|input image file}"
+    "{@image |../data/stuff.jpg|input image file}"
 };
 
 int main( int argc, const char** argv )

samples/cpp/edge.cpp

@@ -28,12 +28,12 @@ static void help()
 {
     printf("\nThis sample demonstrates Canny edge detection\n"
            "Call:\n"
-           "    /.edge [image_name -- Default is fruits.jpg]\n\n");
+           "    /.edge [image_name -- Default is ../data/fruits.jpg]\n\n");
 }
 
 const char* keys =
 {
-    "{@image |fruits.jpg|input image name}"
+    "{@image |../data/fruits.jpg|input image name}"
 };
 
 int main( int argc, const char** argv )

samples/cpp/facedetect.cpp

@@ -118,8 +118,8 @@ int main( int argc, const char** argv )
     }
     else
     {
-        image = imread( "lena.jpg", 1 );
+        image = imread( "../data/lena.jpg", 1 );
-        if(image.empty()) cout << "Couldn't read lena.jpg" << endl;
+        if(image.empty()) cout << "Couldn't read ../data/lena.jpg" << endl;
     }
 
     cvNamedWindow( "result", 1 );

samples/cpp/ffilldemo.cpp

@@ -12,7 +12,7 @@ static void help()
 {
     cout << "\nThis program demonstrated the floodFill() function\n"
             "Call:\n"
-            "./ffilldemo [image_name -- Default: fruits.jpg]\n" << endl;
+            "./ffilldemo [image_name -- Default: ../data/fruits.jpg]\n" << endl;
 
     cout << "Hot keys: \n"
             "\tESC - quit the program\n"
@@ -73,7 +73,7 @@ static void onMouse( int event, int x, int y, int, void* )
 
 int main( int argc, char** argv )
 {
-    char* filename = argc >= 2 ? argv[1] : (char*)"fruits.jpg";
+    char* filename = argc >= 2 ? argv[1] : (char*)"../data/fruits.jpg";
     image0 = imread(filename, 1);
 
     if( image0.empty() )

samples/cpp/filestorage.cpp

@@ -85,8 +85,8 @@ int main(int ac, char** av)
     cout << "writing images\n";
     fs << "images" << "[";
 
-    fs << "image1.jpg" << "myfi.png" << "baboon.jpg";
+    fs << "image1.jpg" << "myfi.png" << "../data/baboon.jpg";
-    cout << "image1.jpg" << " myfi.png" << " baboon.jpg" << endl;
+    cout << "image1.jpg" << " myfi.png" << " ../data/baboon.jpg" << endl;
 
     fs << "]";
 

samples/cpp/fitellipse.cpp

@@ -27,7 +27,7 @@ using namespace std;
 //             "\nThis program is demonstration for ellipse fitting. The program finds\n"
 //             "contours and approximate it by ellipses.\n"
 //             "Call:\n"
-//             "./fitellipse [image_name -- Default stuff.jpg]\n" << endl;
+//             "./fitellipse [image_name -- Default ../data/stuff.jpg]\n" << endl;
 // }
 
 int sliderPos = 70;
@@ -38,7 +38,7 @@ void processImage(int, void*);
 
 int main( int argc, char** argv )
 {
-    const char* filename = argc == 2 ? argv[1] : (char*)"stuff.jpg";
+    const char* filename = argc == 2 ? argv[1] : (char*)"../data/stuff.jpg";
     image = imread(filename, 0);
     if( image.empty() )
     {

samples/cpp/houghcircles.cpp

@@ -11,12 +11,12 @@ static void help()
 {
     cout << "\nThis program demonstrates circle finding with the Hough transform.\n"
             "Usage:\n"
-            "./houghcircles <image_name>, Default is pic1.png\n" << endl;
+            "./houghcircles <image_name>, Default is ../data/board.jpg\n" << endl;
 }
 
 int main(int argc, char** argv)
 {
-    const char* filename = argc >= 2 ? argv[1] : "board.jpg";
+    const char* filename = argc >= 2 ? argv[1] : "../data/board.jpg";
 
     Mat img = imread(filename, 0);
     if(img.empty())

samples/cpp/houghlines.cpp

@@ -11,12 +11,12 @@ static void help()
 {
     cout << "\nThis program demonstrates line finding with the Hough transform.\n"
             "Usage:\n"
-            "./houghlines <image_name>, Default is pic1.png\n" << endl;
+            "./houghlines <image_name>, Default is ../data/pic1.png\n" << endl;
 }
 
 int main(int argc, char** argv)
 {
-    const char* filename = argc >= 2 ? argv[1] : "pic1.png";
+    const char* filename = argc >= 2 ? argv[1] : "../data/pic1.png";
 
     Mat src = imread(filename, 0);
     if(src.empty())

samples/cpp/image.cpp

@@ -14,7 +14,7 @@ static void help()
     "It shows reading of images, converting to planes and merging back, color conversion\n"
     "and also iterating through pixels.\n"
     "Call:\n"
-    "./image [image-name Default: lena.jpg]\n" << endl;
+    "./image [image-name Default: ../data/lena.jpg]\n" << endl;
 }
 
 // enable/disable use of mixed API in the code below.
@@ -28,7 +28,7 @@ static void help()
 int main( int argc, char** argv )
 {
     help();
-    const char* imagename = argc > 1 ? argv[1] : "lena.jpg";
+    const char* imagename = argc > 1 ? argv[1] : "../data/lena.jpg";
 #if DEMO_MIXED_API_USE
     Ptr<IplImage> iplimg(cvLoadImage(imagename)); // Ptr<T> is safe ref-counting pointer class
     if(!iplimg)

samples/cpp/image_alignment.cpp

@@ -3,7 +3,7 @@
 * findTransformECC that implements the image alignment ECC algorithm
 *
 *
-* The demo loads an image (defaults to fruits.jpg) and it artificially creates
+* The demo loads an image (defaults to ../data/fruits.jpg) and it artificially creates
 * a template image based on the given motion type. When two images are given,
 * the first image is the input image and the second one defines the template image.
 * In the latter case, you can also parse the warp's initialization.
@@ -44,7 +44,7 @@ static void draw_warped_roi(Mat& image, const int width, const int height, Mat&
 
 
 const std::string keys =
-    "{@inputImage    | fruits.jpg    | input image filename }"
+    "{@inputImage    | ../data/fruits.jpg | input image filename }"
     "{@templateImage |               | template image filename (optional)}"
     "{@inputWarp     |               | input warp (matrix) filename (optional)}"
     "{n numOfIter    | 50            | ECC's iterations }"
@@ -64,7 +64,7 @@ static void help(void)
         " are given, the initialization of the warp by command line parsing is possible. "
         "If inputWarp is missing, the identity transformation initializes the algorithm. \n" << endl;
 
-    cout << "\nUsage example (one image): \n./ecc fruits.jpg -o=outWarp.ecc "
+    cout << "\nUsage example (one image): \n./ecc ../data/fruits.jpg -o=outWarp.ecc "
         "-m=euclidean -e=1e-6 -N=70 -v=1 \n" << endl;
 
     cout << "\nUsage example (two images with initialization): \n./ecc yourInput.png yourTemplate.png "

samples/cpp/inpaint.cpp

@@ -14,7 +14,7 @@ static void help()
             << "with surrounding image areas.\n"
             "Using OpenCV version %s\n" << CV_VERSION << "\n"
     "Usage:\n"
-        "./inpaint [image_name -- Default fruits.jpg]\n" << endl;
+        "./inpaint [image_name -- Default ../data/fruits.jpg]\n" << endl;
 
     cout << "Hot keys: \n"
         "\tESC - quit the program\n"
@@ -47,7 +47,7 @@ static void onMouse( int event, int x, int y, int flags, void* )
 
 int main( int argc, char** argv )
 {
-    char* filename = argc >= 2 ? argv[1] : (char*)"fruits.jpg";
+    char* filename = argc >= 2 ? argv[1] : (char*)"../data/fruits.jpg";
     Mat img0 = imread(filename, -1);
     if(img0.empty())
     {

samples/cpp/letter_recog.cpp

@@ -489,7 +489,7 @@ int main( int argc, char *argv[] )
 {
     string filename_to_save = "";
     string filename_to_load = "";
-    string data_filename = "./letter-recognition.data";
+    string data_filename = "../data/letter-recognition.data";
     int method = 0;
 
     int i;

samples/cpp/logistic_regression.cpp

@@ -83,7 +83,7 @@ static float calculateAccuracyPercent(const Mat &original, const Mat &predicted)
 
 int main()
 {
-    const String filename = "data01.xml";
+    const String filename = "../data/data01.xml";
     cout << "**********************************************************************" << endl;
     cout << filename
          << " contains digits 0 and 1 of 20 samples each, collected on an Android device" << endl;

samples/cpp/lsd_lines.cpp

@@ -15,8 +15,8 @@ int main(int argc, char** argv)
     std::string in;
     if (argc != 2)
     {
-        std::cout << "Usage: lsd_lines [input image]. Now loading building.jpg" << std::endl;
+        std::cout << "Usage: lsd_lines [input image]. Now loading ../data/building.jpg" << std::endl;
-        in = "building.jpg";
+        in = "../data/building.jpg";
     }
     else
     {

samples/cpp/morphology2.cpp

@@ -58,7 +58,7 @@ static void ErodeDilate(int, void*)
 
 int main( int argc, char** argv )
 {
-    char* filename = argc == 2 ? argv[1] : (char*)"baboon.jpg";
+    char* filename = argc == 2 ? argv[1] : (char*)"../data/baboon.jpg";
     if( (src = imread(filename,1)).empty() )
         return -1;
 

samples/cpp/shape_example.cpp

@@ -17,7 +17,7 @@ static void help()
 {
     printf("\n"
             "This program demonstrates a method for shape comparisson based on Shape Context\n"
-            "You should run the program providing a number between 1 and 20 for selecting an image in the folder shape_sample.\n"
+            "You should run the program providing a number between 1 and 20 for selecting an image in the folder ../data/shape_sample.\n"
             "Call\n"
             "./shape_example [number between 1 and 20]\n\n");
 }
@@ -55,7 +55,7 @@ static vector<Point> simpleContour( const Mat& currentQuery, int n=300 )
 int main(int argc, char** argv)
 {
     help();
-    string path = "./shape_sample/";
+    string path = "../data/shape_sample/";
     int indexQuery = 1;
     if( argc < 2 )
     {

samples/cpp/squares.cpp

@@ -142,8 +142,8 @@ static void drawSquares( Mat& image, const vector<vector<Point> >& squares )
 
 int main(int /*argc*/, char** /*argv*/)
 {
-    static const char* names[] = { "pic1.png", "pic2.png", "pic3.png",
+    static const char* names[] = { "../data/pic1.png", "../data/pic2.png", "../data/pic3.png",
-        "pic4.png", "pic5.png", "pic6.png", 0 };
+        "../data/pic4.png", "../data/pic5.png", "../data/pic6.png", 0 };
     help();
     namedWindow( wndname, 1 );
     vector<vector<Point> > squares;

samples/cpp/stereo_calib.cpp

@@ -212,7 +212,7 @@ StereoCalib(const vector<string>& imagelist, Size boardSize, bool useCalibrated=
     cout << "average reprojection err = " <<  err/npoints << endl;
 
     // save intrinsic parameters
-    FileStorage fs("intrinsics.yml", FileStorage::WRITE);
+    FileStorage fs("../data/intrinsics.yml", FileStorage::WRITE);
     if( fs.isOpened() )
     {
         fs << "M1" << cameraMatrix[0] << "D1" << distCoeffs[0] <<
@@ -382,7 +382,7 @@ int main(int argc, char** argv)
 
     if( imagelistfn == "" )
     {
-        imagelistfn = "stereo_calib.xml";
+        imagelistfn = "../data/stereo_calib.xml";
         boardSize = Size(9, 6);
     }
     else if( boardSize.width <= 0 || boardSize.height <= 0 )

samples/cpp/tutorial_code/core/discrete_fourier_transform/discrete_fourier_transform.cpp

@@ -14,14 +14,14 @@ static void help(char* progName)
         <<  "This program demonstrated the use of the discrete Fourier transform (DFT). " << endl
         <<  "The dft of an image is taken and it's power spectrum is displayed."          << endl
         <<  "Usage:"                                                                      << endl
-        << progName << " [image_name -- default lena.jpg] "                       << endl << endl;
+        << progName << " [image_name -- default ../data/lena.jpg] "               << endl << endl;
 }
 
 int main(int argc, char ** argv)
 {
     help(argv[0]);
 
-    const char* filename = argc >=2 ? argv[1] : "lena.jpg";
+    const char* filename = argc >=2 ? argv[1] : "../data/lena.jpg";
 
     Mat I = imread(filename, IMREAD_GRAYSCALE);
     if( I.empty())

samples/cpp/tutorial_code/core/file_input_output/file_input_output.cpp

@@ -80,7 +80,7 @@ int main(int ac, char** av)
 
         fs << "iterationNr" << 100;
         fs << "strings" << "[";                              // text - string sequence
-        fs << "image1.jpg" << "Awesomeness" << "baboon.jpg";
+        fs << "image1.jpg" << "Awesomeness" << "../data/baboon.jpg";
         fs << "]";                                           // close sequence
 
         fs << "Mapping";                              // text - mapping

samples/cpp/tutorial_code/core/interoperability_with_OpenCV_1/interoperability_with_OpenCV_1.cpp

@@ -17,7 +17,7 @@ static void help( char* progName)
         << "Also contains example for image read, spliting the planes, merging back and "  << endl
         << " color conversion, plus iterating through pixels. "                            << endl
         << "Usage:" << endl
-        << progName << " [image-name Default: lena.jpg]"                           << endl << endl;
+        << progName << " [image-name Default: ../data/lena.jpg]"                   << endl << endl;
 }
 
 // comment out the define to use only the latest C++ API
@@ -31,7 +31,7 @@ static void help( char* progName)
 int main( int argc, char** argv )
 {
     help(argv[0]);
-    const char* imagename = argc > 1 ? argv[1] : "lena.jpg";
+    const char* imagename = argc > 1 ? argv[1] : "../data/lena.jpg";
 
 #ifdef DEMO_MIXED_API_USE
     Ptr<IplImage> IplI(cvLoadImage(imagename));      // Ptr<T> is a safe ref-counting pointer class

samples/cpp/tutorial_code/core/ippasync/ippasync_sample.cpp

@@ -36,7 +36,7 @@ static void help()
 const char* keys =
 {
     "{c  camera   |           | use camera or not}"
-    "{fn file_name|baboon.jpg | image file       }"
+    "{fn file_name|../data/baboon.jpg | image file       }"
     "{a accel     |auto       | accelerator type: auto (default), cpu, gpu}"
 };
 

samples/cpp/tutorial_code/core/mat_mask_operations/mat_mask_operations.cpp

@@ -14,7 +14,7 @@ static void help(char* progName)
         <<  "This program shows how to filter images with mask: the write it yourself and the"
         << "filter2d way. " << endl
         <<  "Usage:"                                                                        << endl
-        << progName << " [image_name -- default lena.jpg] [G -- grayscale] "        << endl << endl;
+        << progName << " [image_name -- default ../data/lena.jpg] [G -- grayscale] "        << endl << endl;
 }
 
 
@@ -23,7 +23,7 @@ void Sharpen(const Mat& myImage,Mat& Result);
 int main( int argc, char* argv[])
 {
     help(argv[0]);
-    const char* filename = argc >=2 ? argv[1] : "lena.jpg";
+    const char* filename = argc >=2 ? argv[1] : "../data/lena.jpg";
 
     Mat I, J, K;
 

samples/cpp/tutorial_code/features2D/AKAZE_match.cpp

@@ -12,11 +12,11 @@ const float nn_match_ratio = 0.8f;   // Nearest neighbor matching ratio
 
 int main(void)
 {
-    Mat img1 = imread("graf1.png", IMREAD_GRAYSCALE);
+    Mat img1 = imread("../data/graf1.png", IMREAD_GRAYSCALE);
-    Mat img2 = imread("graf3.png", IMREAD_GRAYSCALE);
+    Mat img2 = imread("../data/graf3.png", IMREAD_GRAYSCALE);
 
     Mat homography;
-    FileStorage fs("H1to3p.xml", FileStorage::READ);
+    FileStorage fs("../data/H1to3p.xml", FileStorage::READ);
     fs.getFirstTopLevelNode() >> homography;
 
     vector<KeyPoint> kpts1, kpts2;

samples/cpp/ufacedetect.cpp

@@ -111,7 +111,7 @@ int main( int argc, const char** argv )
     else
     {
         if( inputName.empty() )
-            inputName = "lena.jpg";
+            inputName = "../data/lena.jpg";
         image = imread( inputName, 1 ).getUMat(ACCESS_READ);
         if( image.empty() )
         {

samples/cpp/watershed.cpp

@@ -13,7 +13,7 @@ static void help()
 {
     cout << "\nThis program demonstrates the famous watershed segmentation algorithm in OpenCV: watershed()\n"
             "Usage:\n"
-            "./watershed [image_name -- default is fruits.jpg]\n" << endl;
+            "./watershed [image_name -- default is ../data/fruits.jpg]\n" << endl;
 
 
     cout << "Hot keys: \n"
@@ -48,7 +48,7 @@ static void onMouse( int event, int x, int y, int flags, void* )
 
 int main( int argc, char** argv )
 {
-    char* filename = argc >= 2 ? argv[1] : (char*)"fruits.jpg";
+    char* filename = argc >= 2 ? argv[1] : (char*)"../data/fruits.jpg";
     Mat img0 = imread(filename, 1), imgGray;
 
     if( img0.empty() )