// [ref] ${VXL_HOME}/contrib/mul/fhs/tools/find_matches.cxx
int fhs_find_matches_example(int argc, char *argv[])
{
vul_arg<vcl_string> image1_path("-i1", "Input image 1");
vul_arg<vcl_string> image2_path("-i2", "Input image 2");
vul_arg<vcl_string> output_image1_path("-o1", "Output image 1", "output1.png");
vul_arg<vcl_string> output_image2_path("-o2", "Output image 1", "output2.png");
vul_arg<unsigned> level("-L", "Image pyramid level to work on", 2);
vul_arg<unsigned> nc("-n", "Number of points to select", 10);
vul_arg<unsigned> w("-w", "Half width of filters", 7);
vul_arg<double> f("-f", "Relative strength of intensity vs shape", 0.1);
vul_arg_parse(argc, argv);
if (image1_path() == "" || image2_path() == "")
{
local::print_usage();
return 0;
}
// ============================================
// Attempt to load in images
// ============================================
vimt_image_2d_of<vxl_byte> image1, image2;
image1.image() = vil_load(image1_path().c_str());
if (image1.image().size() == 0)
{
vcl_cerr << "Unable to read in image from " << image1_path() << vcl_endl;
return 1;
}
image2.image() = vil_load(image2_path().c_str());
if (image2.image().size() == 0)
{
vcl_cerr <<" Unable to read in image from " << image2_path() << vcl_endl;
return 1;
}
// ============================================
// Build image pyramids and select chosen level
// ============================================
vimt_gaussian_pyramid_builder_2d<vxl_byte> pyr_builder;
vimt_image_pyramid image_pyr1, image_pyr2;
pyr_builder.build(image_pyr1, image1);
pyr_builder.build(image_pyr2, image2);
const vimt_image_2d_of<vxl_byte> &image1_L = static_cast<const vimt_image_2d_of<vxl_byte> &>(image_pyr1(level()));
const vimt_image_2d_of<vxl_byte> &image2_L = static_cast<const vimt_image_2d_of<vxl_byte> &>(image_pyr2(level()));
// ====================================================
// Apply corner operator to image1_L and select corners
// ====================================================
vimt_image_2d_of<float> corner_im;
corner_im.set_world2im(image1_L.world2im());
vil_corners(image1_L.image(), corner_im.image());
vcl_vector<unsigned> pi, pj;
float threshold = 4.0f;
vil_find_peaks_3x3(pi, pj, corner_im.image(), threshold);
// Evaluate corner strength at each point (pi[i], pj[i])
unsigned n = pi.size();
vcl_vector<float> corner_str(n);
for (unsigned i = 0 ; i < n; ++i)
corner_str[i] = corner_im.image()(pi[i], pj[i]);
// Sort and generate a list of image points and equivalent world points
vcl_vector<unsigned> index;
mbl_index_sort(corner_str, index);
unsigned n_c = vcl_min(nc(),n);
vcl_vector<vgl_point_2d<int> > im_pts(n_c);
vcl_vector<vgl_point_2d<double> > w_pts(n_c);
vimt_transform_2d im2w = image1_L.world2im().inverse();
for (unsigned i = 0; i < n_c; ++i)
{
im_pts[i] = vgl_point_2d<int>(pi[index[n - 1 - i]], pj[index[n - 1 - i]]);
w_pts[i] = im2w(pi[index[n - 1 - i]], pj[index[n - 1 - i]]);
}
// ========================================================
// Extract patches around each selected point and normalise
// ========================================================
vcl_vector<vil_image_view<float> > patch(n_c);
vcl_vector<vgl_point_2d<double> > patch_ref(n_c); // Reference point
int ni = image1.image().ni();
int nj = image1.image().nj();
for (unsigned i = 0; i < n_c; ++i)
{
// Select region around point, allowing for image edges.
int ilo = vcl_max(0, int(im_pts[i].x() - w()));
int ihi = vcl_min(ni - 1, int(im_pts[i].x() + w()));
int jlo = vcl_max(0, int(im_pts[i].y() - w()));
int jhi = vcl_min(nj - 1, int(im_pts[i].y() + w()));
// Compute position of reference point relative to corner
int kx = im_pts[i].x() - ilo;
int ky = im_pts[i].y() - jlo;
patch_ref[i] = vgl_point_2d<double>(kx, ky);
vil_convert_cast(vil_crop(image1_L.image(), ilo, 1 + ihi - ilo, jlo, 1 + jhi - jlo), patch[i]);
vil_math_normalise(patch[i]);
}
// Construct tree structure for points
vcl_vector<vcl_pair<int, int> > pairs;
mbl_minimum_spanning_tree(w_pts, pairs);
assert(pairs.size() == n_c - 1);
// Draw tree into image for display purposes
local::draw_tree(image1.image(), w_pts, pairs);
if (vil_save(image1.image(), output_image1_path().c_str()))
{
vcl_cout << "Saved output image 1 to " << output_image1_path() << vcl_endl;
}
// =================================================
// Construct the arc model from the points and pairs
// =================================================
vcl_vector<fhs_arc> arcs(n_c - 1);
int root_node = pairs[0].first;
for (unsigned i = 0; i < pairs.size(); ++i)
{
int i1 = pairs[i].first;
int i2 = pairs[i].second;
vgl_vector_2d<double> dp = w_pts[i2] - w_pts[i1];
double sd_x = vcl_max(0.1 * ni, 0.2 * dp.length());
double sd_y = vcl_max(0.1 * nj, 0.2 * dp.length());
arcs[i] = fhs_arc(i1, i2, dp.x(), dp.y(), sd_x * sd_x, sd_y * sd_y);
}
// =================================================
// Apply filters to image2 (initially to whole image)
// =================================================
vcl_vector<vimt_image_2d_of<float> > feature_response(n_c);
for (unsigned i = 0; i < n_c; ++i)
{
// Apply to whole image in first instance
// Ideally would crop a region around expected position
vimt_normalised_correlation_2d(image2_L, feature_response[i], patch[i], patch_ref[i], float());
// Need good values to be small, not large, so apply -ve factor
vil_math_scale_values(feature_response[i].image(), -f());
}
// ======================================================
// Use fhs_searcher to locate equivalent points on image2
// ======================================================
fhs_searcher searcher;
searcher.set_tree(arcs, root_node);
searcher.search(feature_response);
vcl_vector<vgl_point_2d<double> > pts2;
searcher.best_points(pts2);
// Draw tree into image for display purposes
local::draw_tree(image2.image(), pts2, pairs);
if (vil_save(image2.image(), output_image2_path().c_str()))
{
vcl_cout << "Saved output image 2 to " << output_image2_path() << vcl_endl;
}
return 0;
}
void MainWindow::createActions()
{
// file
updateAction = new QAction(trUtf8("Обновить"), this);
updateAction->setShortcut(tr("F5"));
connect(updateAction, SIGNAL(triggered()), this, SLOT(update()));
loadServicesAction = new QAction(trUtf8("Загрузка услуг"), this);
connect(loadServicesAction, SIGNAL(triggered()), this, SLOT(loadServices()));
loadServicesMtsAction = new QAction(trUtf8("Загрузка услуг MTC"), this);
connect(loadServicesMtsAction, SIGNAL(triggered()), this, SLOT(loadServicesMts()));
loadPaysAction = new QAction(trUtf8("Загрузка платежей"), this);
connect(loadPaysAction, SIGNAL(triggered()), this, SLOT(loadPays()));
exitAction = new QAction(trUtf8("Выход"), this);
exitAction->setShortcut(tr("Ctrl+Q"));
exitAction->setStatusTip(trUtf8("Выйти из программы"));
connect(exitAction, SIGNAL(triggered()), this, SLOT(close()));
// refs
clientsAction = new QAction(trUtf8("Клиенты"), this);
// clientsAction->setStatusTip(trUtf8("Информация по клиентам"));
connect(clientsAction, SIGNAL(triggered()), this, SLOT(clients()));
abonentTypesAction = new QAction(trUtf8("Типы абонентов"), this);
// abonentTypesAction->setStatusTip(trUtf8("Информация по клиентам"));
connect(abonentTypesAction, SIGNAL(triggered()), this, SLOT(abonentTypes()));
tplansAction = new QAction(trUtf8("Тарифные планы"), this);
// tplansAction->setStatusTip(trUtf8("Информация по клиентам"));
connect(tplansAction, SIGNAL(triggered()), this, SLOT(tplans()));
operatorsAction = new QAction(trUtf8("Операторы"), this);
operatorsAction->setStatusTip(trUtf8("Операторы"));
connect(operatorsAction, SIGNAL(triggered()), this, SLOT(operators()));
servicesAction = new QAction(trUtf8("Услуги"), this);
// tplansAction->setStatusTip(trUtf8("Информация по клиентам"));
connect(servicesAction, SIGNAL(triggered()), this, SLOT(services()));
paysAction = new QAction(trUtf8("Платежи"), this);
paysAction->setStatusTip(trUtf8("Информация по платежам"));
connect(paysAction, SIGNAL(triggered()), this, SLOT(pays()));
correctionsAction = new QAction(trUtf8("Корректировки"), this);
connect(correctionsAction, SIGNAL(triggered()), this, SLOT(corrections()));
arcsAction = new QAction(trUtf8("Архив"), this);
arcsAction->setStatusTip(trUtf8("Архив"));
arcsAction->setEnabled(userGr_ == 0);
connect(arcsAction, SIGNAL(triggered()), this, SLOT(arcs()));
// operations
calc4abonentsAction = new QAction(trUtf8("1 Рассчет по абонентам"), this);
connect(calc4abonentsAction, SIGNAL(triggered()), this, SLOT(calc4abonents()));
calc4clientsAction = new QAction(trUtf8("2 Рассчет по клиентам (+счета)"), this);
connect(calc4clientsAction, SIGNAL(triggered()), this, SLOT(calc4clients()));
files4clientsAction = new QAction(trUtf8("Счета по по клиентам"), this);
connect(files4clientsAction, SIGNAL(triggered()), this, SLOT(files4clients()));
// reports
noAbonentsAction = new QAction(trUtf8("Начисления без абонентов"), this);
connect(noAbonentsAction, SIGNAL(triggered()), this, SLOT(noAbonents()));
noAccrualsAction = new QAction(trUtf8("Абоненты без начислений"), this);
connect(noAccrualsAction, SIGNAL(triggered()), this, SLOT(noAccruals()));
aboutAction = new QAction(tr("&About"), this);
aboutAction->setStatusTip(tr("Show the application's About box"));
connect(aboutAction, SIGNAL(triggered()), this, SLOT(about()));
}
